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Zenodo TwinSpectra microNIR RDF NIR

zenodo · NIR

Zenodo TwinSpectra microNIR RDF NIR. v2.0 standardized NIRS package: 1 spectral source(s), 1 declared target(s). Auto-generated from dataset_card.json (verify before publication).

nirv2zenodo
720
samples
125
wavelengths
1
sources
1
targets
19
metadata
NIR
family

Dataset property explorer

Mean profile risk0.54
Highest axisArtefacts locaux · 1.00
Diagnostics8
Sources profiled1
Zenodo TwinSpectra microNIR RDF NIR property profile0.250.50.751integritynoiseartefactsbaselinePCA outliersreferencerepeatabilitystructureZenodo TwinSpectra microNIR RDF NIR profileintegrity: 0.00noise: 0.01artefacts: 1.00baseline: 0.30PCA outliers: 1.00reference: 1.00repeatability: 0.00structure: 1.00Zenodo TwinSpec…0 center · 1 outer ring · outward = stronger anomaly / heterogeneity signal

Profile axes

Intégrité0.00
Artefacts locaux1.00
Bruit0.01
Outliers PCA1.00
Distance à la référence1.00
Répétabilité0.00
Baseline / forme0.30
Structure multi-régimes1.00
Diagnostic hypotheses00.250.50.751hypothesis scoreSplice / raccord détecteursSplice / raccord détecteurs: 0.940.94Erreur interpolation / réécha…Erreur interpolation / rééchantillonnage: 0.780.78Signature VERA25-likeSignature VERA25-like: 0.760.76Dataset multi-régimesDataset multi-régimes: 0.680.68Spectre hors domaine valideSpectre hors domaine valide: 0.650.65Erreur calibration / référenc…Erreur calibration / référence blanche: 0.620.62Différence de sonde / géométr…Différence de sonde / géométrie: 0.590.59Fond différentFond différent: 0.560.56
DiagnosticScoreForceSignauxInterprétation probable
Splice / raccord détecteursX0.94fortePCA Q 1.00, Spike rate 1.00, Jump rate 1.00Rupture aux jonctions de détecteurs, calibration locale ou sonde différente.
Erreur interpolation / rééchantillonnageX0.78fortePCA Q 1.00, Spike rate 1.00, Jump rate 1.00Artefacts numériques ou traitement spectral incorrect.
Signature VERA25-likeX0.76fortePCA Q 1.00, Spike rate 1.00, Jump rate 1.00Combinaison possible changement de sonde + splice, amplifiée par géométrie, fond ou calibration.
Dataset multi-régimesX0.68moyenneStructure PCA 1.00, RMS/SAM référence 1.00, PCA Q 1.00Mélange de campagnes, opérateurs, lots, setups ou sous-populations spectrales.
Spectre hors domaine valideX0.65moyenneRMS/SAM référence 1.00, Structure PCA 1.00, Mahalanobis / T2 0.78Variété, espèce, lot ou condition différente mais physiquement plausible.
Erreur calibration / référence blancheX0.62moyennePCA Q 1.00, RMS/SAM référence 1.00, artefacts locaux 1.00Décalage systématique entre campagnes, instruments ou référence blanche.
Différence de sonde / géométrieX0.59moyennePCA Q 1.00, RMS/SAM référence 1.00, Mahalanobis / T2 0.78Modification de l'illumination, collecte, angle ou distance sonde-échantillon.
Fond différentX0.56moyennePCA Q 1.00, RMS/SAM référence 1.00, Mahalanobis / T2 0.78Effet systématique du support, blanc/noir, transflectance ou environnement de mesure.

Spectral sources

Viavi microNIR

X · NIR · Viavi microNIR
Viavi microNIR spectra0.00.20.40.60.81.08001,0001,2001,4001,6001,800q05-q95 envelopeq25-q75 envelopemedian spectrummedianq25–q75q05–q95wavelength / nm908.1nm — median 0.4146 (q25–q75 0.328–0.5531)914.29nm — median 0.4203 (q25–q75 0.3299–0.5688)920.49nm — median 0.4242 (q25–q75 0.3298–0.5859)926.68nm — median 0.431 (q25–q75 0.3305–0.5994)932.88nm — median 0.436 (q25–q75 0.3297–0.6063)939.07nm — median 0.4388 (q25–q75 0.3309–0.6145)945.27nm — median 0.4416 (q25–q75 0.3309–0.6214)951.46nm — median 0.444 (q25–q75 0.33–0.6286)957.65nm — median 0.4453 (q25–q75 0.3303–0.634)963.85nm — median 0.4468 (q25–q75 0.3301–0.6396)970.04nm — median 0.4477 (q25–q75 0.3296–0.643)976.24nm — median 0.448 (q25–q75 0.3291–0.6454)982.43nm — median 0.4471 (q25–q75 0.3279–0.6467)988.63nm — median 0.4465 (q25–q75 0.327–0.6475)994.82nm — median 0.4461 (q25–q75 0.3265–0.648)1001nm — median 0.4455 (q25–q75 0.3256–0.648)1007.2nm — median 0.4444 (q25–q75 0.3241–0.6475)1013.4nm — median 0.4445 (q25–q75 0.3226–0.6468)1019.6nm — median 0.4442 (q25–q75 0.321–0.6465)1025.8nm — median 0.4438 (q25–q75 0.3199–0.6455)1032nm — median 0.4435 (q25–q75 0.3189–0.644)1038.2nm — median 0.4427 (q25–q75 0.3181–0.6415)1044.4nm — median 0.4418 (q25–q75 0.3174–0.64)1050.6nm — median 0.441 (q25–q75 0.3177–0.6396)1056.8nm — median 0.4408 (q25–q75 0.3171–0.6372)1063nm — median 0.441 (q25–q75 0.3169–0.637)1069.2nm — median 0.4416 (q25–q75 0.3164–0.6367)1075.3nm — median 0.4416 (q25–q75 0.316–0.6369)1081.5nm — median 0.4417 (q25–q75 0.3156–0.6372)1087.7nm — median 0.4416 (q25–q75 0.3158–0.6383)1093.9nm — median 0.4414 (q25–q75 0.3156–0.6388)1100.1nm — median 0.4413 (q25–q75 0.3158–0.6401)1106.3nm — median 0.4415 (q25–q75 0.3162–0.6414)1112.5nm — median 0.4416 (q25–q75 0.3166–0.6427)1118.7nm — median 0.4435 (q25–q75 0.3168–0.6435)1124.9nm — median 0.4442 (q25–q75 0.318–0.6456)1131.1nm — median 0.4441 (q25–q75 0.3192–0.6485)1137.3nm — median 0.4432 (q25–q75 0.3199–0.6509)1143.5nm — median 0.4437 (q25–q75 0.3208–0.6533)1149.7nm — median 0.4442 (q25–q75 0.3225–0.6555)1155.9nm — median 0.4461 (q25–q75 0.3273–0.6584)1162.1nm — median 0.4503 (q25–q75 0.3307–0.6619)1168.3nm — median 0.4537 (q25–q75 0.3329–0.6615)1174.5nm — median 0.4553 (q25–q75 0.3344–0.6664)1180.7nm — median 0.4581 (q25–q75 0.3372–0.6677)1186.8nm — median 0.4588 (q25–q75 0.3395–0.6688)1193nm — median 0.461 (q25–q75 0.3446–0.6681)1199.2nm — median 0.467 (q25–q75 0.3477–0.6694)1205.4nm — median 0.4713 (q25–q75 0.3521–0.6715)1211.6nm — median 0.4774 (q25–q75 0.3537–0.6725)1217.8nm — median 0.4756 (q25–q75 0.3521–0.6702)1224nm — median 0.4663 (q25–q75 0.3444–0.6663)1230.2nm — median 0.4546 (q25–q75 0.3377–0.6584)1236.4nm — median 0.4514 (q25–q75 0.3341–0.6493)1242.6nm — median 0.4487 (q25–q75 0.3305–0.6465)1248.8nm — median 0.4469 (q25–q75 0.3267–0.6439)1255nm — median 0.4454 (q25–q75 0.3243–0.6423)1261.2nm — median 0.4446 (q25–q75 0.3235–0.6412)1267.4nm — median 0.444 (q25–q75 0.3233–0.6407)1273.6nm — median 0.4432 (q25–q75 0.3232–0.6404)1279.8nm — median 0.4426 (q25–q75 0.3231–0.64)1286nm — median 0.4423 (q25–q75 0.3224–0.6396)1292.2nm — median 0.4421 (q25–q75 0.3219–0.6391)1298.3nm — median 0.4418 (q25–q75 0.3216–0.6387)1304.5nm — median 0.4416 (q25–q75 0.3215–0.6384)1310.7nm — median 0.4413 (q25–q75 0.3216–0.638)1316.9nm — median 0.4412 (q25–q75 0.3218–0.6373)1323.1nm — median 0.4412 (q25–q75 0.3227–0.6388)1329.3nm — median 0.4412 (q25–q75 0.3227–0.6396)1335.5nm — median 0.441 (q25–q75 0.3231–0.6396)1341.7nm — median 0.4417 (q25–q75 0.3243–0.6399)1347.9nm — median 0.4426 (q25–q75 0.326–0.6403)1354.1nm — median 0.444 (q25–q75 0.3276–0.6403)1360.3nm — median 0.4457 (q25–q75 0.3306–0.6415)1366.5nm — median 0.4463 (q25–q75 0.3332–0.6443)1372.7nm — median 0.4477 (q25–q75 0.3357–0.6485)1378.9nm — median 0.4501 (q25–q75 0.3386–0.6528)1385.1nm — median 0.4542 (q25–q75 0.3409–0.6598)1391.3nm — median 0.4565 (q25–q75 0.3441–0.6637)1397.5nm — median 0.4567 (q25–q75 0.3447–0.6663)1403.6nm — median 0.4579 (q25–q75 0.3439–0.6651)1409.8nm — median 0.4617 (q25–q75 0.3453–0.6586)1416nm — median 0.4647 (q25–q75 0.3489–0.6545)1422.2nm — median 0.4649 (q25–q75 0.3526–0.6545)1428.4nm — median 0.4668 (q25–q75 0.3541–0.6561)1434.6nm — median 0.4675 (q25–q75 0.3541–0.6544)1440.8nm — median 0.4696 (q25–q75 0.3528–0.6516)1447nm — median 0.4696 (q25–q75 0.3511–0.6496)1453.2nm — median 0.4697 (q25–q75 0.3493–0.6489)1459.4nm — median 0.4693 (q25–q75 0.3497–0.6457)1465.6nm — median 0.4683 (q25–q75 0.3494–0.6447)1471.8nm — median 0.4677 (q25–q75 0.3485–0.644)1478nm — median 0.4661 (q25–q75 0.3475–0.6429)1484.2nm — median 0.4651 (q25–q75 0.3467–0.6416)1490.4nm — median 0.4644 (q25–q75 0.3473–0.6422)1496.6nm — median 0.4637 (q25–q75 0.3476–0.6503)1502.8nm — median 0.4638 (q25–q75 0.3476–0.6506)1509nm — median 0.4633 (q25–q75 0.3489–0.6517)1515.1nm — median 0.4639 (q25–q75 0.3489–0.6509)1521.3nm — median 0.4637 (q25–q75 0.3492–0.6496)1527.5nm — median 0.4639 (q25–q75 0.3497–0.649)1533.7nm — median 0.4641 (q25–q75 0.3501–0.6484)1539.9nm — median 0.4647 (q25–q75 0.3502–0.6482)1546.1nm — median 0.4657 (q25–q75 0.3508–0.6493)1552.3nm — median 0.4664 (q25–q75 0.3516–0.6498)1558.5nm — median 0.4661 (q25–q75 0.3533–0.65)1564.7nm — median 0.466 (q25–q75 0.3542–0.6502)1570.9nm — median 0.4665 (q25–q75 0.3551–0.6503)1577.1nm — median 0.4674 (q25–q75 0.3561–0.6505)1583.3nm — median 0.4683 (q25–q75 0.357–0.6506)1589.5nm — median 0.4691 (q25–q75 0.3581–0.6503)1595.7nm — median 0.4696 (q25–q75 0.3587–0.6503)1601.9nm — median 0.4705 (q25–q75 0.3596–0.6534)1608.1nm — median 0.4721 (q25–q75 0.3594–0.6557)1614.3nm — median 0.4739 (q25–q75 0.361–0.6552)1620.5nm — median 0.474 (q25–q75 0.3605–0.6568)1626.6nm — median 0.4732 (q25–q75 0.361–0.6627)1632.8nm — median 0.4744 (q25–q75 0.3639–0.6671)1639nm — median 0.4735 (q25–q75 0.3671–0.6701)1645.2nm — median 0.4741 (q25–q75 0.3696–0.6692)1651.4nm — median 0.4745 (q25–q75 0.3721–0.6681)1657.6nm — median 0.4767 (q25–q75 0.3739–0.6682)1663.8nm — median 0.4774 (q25–q75 0.378–0.6689)1670nm — median 0.4778 (q25–q75 0.3818–0.6688)1676.2nm — median 0.477 (q25–q75 0.3831–0.6701)

Sampling

Wavelengths125
Axis range908.1–1676 nm
Mean spacing6.19 nm
Griduniform
Observations720

Signal & quality

Value range-0.0761 – 1.04
Mean range0.442 – 0.525
Mean level0.5002
Area384.3
PTP0.08293
Noise RMS0.00021483
SNR2.3e+03
SNR dB7e+01 dB
Dynamic range0.0829
Smoothness0.001246
Saturated0.0%
X-outliers399

Integrity & artefacts

NaN ratio0.00%
Inf count0
Zero ratio0.00%
Spike count1,125
Spike rate1.27%
Jump count1,971
Jump rate2.21%
Clip fraction0.00%

Shape & reference

Baseline slope0.034128
Curvature RMS0.0010192
D1 RMS0.003156
RMS to mean0.16146
RMS p950.39374
SAM to mean0.03777
SAM p950.18349
Affine offset p951.0418
Affine gain p95 Δ1.8636
Affine residual p950.048439
Xcorr lag p952

Outliers & repeatability

PCA Q p95/median11
Hotelling T2 p95/median6.2
Mahalanobis H p95/median2.5
Repeat groups0

Dimensionality (PCA)

Effective rank1.1
PCs → 95% var1
PCs → 99% var2
Top-10 cum. var100.0%
Computed metric scores 29worst 1.00
FamilleMétrique calculéeValeurScoreNiveauInterprétation datasetCauses typiquesCalcul / scoring
Intégrité des donnéesNaN ratiointegrity.nan_ratio0%0.00faibleSpectre completErreur acquisition/exportcount(isnan(X)) / X.sizealert = min(1, nan_ratio / 0.05)
Intégrité des donnéesInf countintegrity.inf_count00.00faibleNormalCalculs invalidescount(isinf(X))alert = min(1, inf_count / 1)
Intégrité des donnéesZero ratiointegrity.zero_ratio0%0.00faibleNormalExport, saturationcount(X == 0) / count(finite X)alert = min(1, zero_ratio / 0.05)
Amplitude globaleMean reflectanceamplitude.mean_reflectance0.50020.30faibleTrop sombreFond, géométriemean(X finite)alert reuses baseline/shape drift because absolute reflectance ranges are technology-dependent
Amplitude globaleArea under curveamplitude.area_under_curve384.310.30faibleNormalDistance sondetrapezoid(mean_spectrum, spectral_axis)alert reuses baseline/shape drift because area scale depends on axis and units
Amplitude globalePeak-to-peak (PTP)amplitude.peak_to_peak0.0829270.00faibleVariabilité forteSaturationmax(mean_spectrum) - min(mean_spectrum)alert increases when dynamic range is abnormally flat
Amplitude globaleVarianceamplitude.variance0.0473150.00faibleNormal ou hétérogèneMauvais contactvar(X finite)alert increases when variance/dynamic range is abnormally flat
BruitNoise RMSnoise.noise_rms0.000214830.01faibleStableLampe, détecteurmedian MAD(second derivative) * 1.4826 / sqrt(6)alert = noise_rms / signal_scale, saturated at 5%
BruitSNRnoise.snr2328.50.00faibleBon signalAcquisitionmean(abs(X)) / noise_rmsalert decreases with SNR dB; >=40 dB is treated as low alert
BruitBandwise SNRnoise.bandwise_snr_min690.080.00faibleZone fiableDétecteurmin(abs(mean_spectrum) / local second-derivative noise)alert decreases with worst-band SNR dB; >=35 dB is treated as low alert
Artefacts locauxSpike countartefacts.spike_count1,1251.00fortArtefactsCosmic rays, splicecount robust outliers in second derivativealert follows spike_rate, saturated at 1%
Artefacts locauxSpike rateartefacts.spike_rate1.27%1.00fortSpectre suspectInterpolationspike_count / (n_samples * (n_features - 2))alert = min(1, spike_rate / 0.01)
Artefacts locauxJump countartefacts.jump_count1,9711.00fortRaccord détecteurSplicecount robust outliers in first derivativealert follows jump_rate, saturated at 1%
Artefacts locauxJump rateartefacts.jump_rate2.21%1.00fortProblème spectralCalibrationjump_count / (n_samples * (n_features - 1))alert = min(1, jump_rate / 0.01)
Artefacts locauxClip fractionartefacts.clip_fraction0.00222%0.00faibleNormalDétecteur saturéfraction of finite cells equal to repeated min/max extremaalert = min(1, clip_fraction / 0.01)
Forme spectraleBaseline slopeshape.baseline_slope0.0341280.14faibleStableÉclairementlinear slope of mean_spectrum over normalized axisalert = abs(slope / signal_scale), saturated at 0.5
Forme spectraleCurvature RMSshape.curvature_rms0.00101920.20faibleLisseFond, splicemedian RMS(second derivative per spectrum)alert = curvature_rms / signal_scale, saturated at 1%
Forme spectraleD1 RMSshape.d1_rms0.0031560.13faiblePlatBiologie ou artefactmedian RMS(first derivative per spectrum)alert = d1_rms / signal_scale, saturated at 5%
Outliers multivariésPCA Q (SPE)outliers.pca_q_ratio10.5351.00fortSpectre atypiqueArtefact, mélangep95(Q/SPE residual) / median(Q/SPE residual)alert = min(1, pca_q_ratio / 8)
Outliers multivariésHotelling T²outliers.hotelling_t2_ratio6.23550.78fortExtrême mais cohérentVariabilité naturellep95(Hotelling T2) / median(Hotelling T2)alert = min(1, hotelling_t2_ratio / 8)
Outliers multivariésMahalanobis Houtliers.mahalanobis_h_ratio2.49710.62moyenOutlier globalDomaine différentp95(sqrt(T2)) / median(sqrt(T2))alert = min(1, mahalanobis_h_ratio / 4)
Comparaison à référenceRMS to mean spectrumreference.rms_to_mean_spectrum_p950.393741.00fortSpectre différentDomain shiftp95 RMS distance to dataset mean spectrumalert = RMS_p95 / signal_scale, saturated at 25%
Comparaison à référenceSpectral Angle Mapper (SAM)reference.sam_to_mean_spectrum_p950.183490.52moyenForme différenteFond, géométriep95 spectral angle to dataset mean spectrumalert = min(1, SAM_p95 / 0.35 rad)
RépétabilitéRMS intra-IDrepeatability.rms_intra_id—0.00faibleStablePositionnementmedian RMS distance to repeated-sample centroidalert = RMS_intra_ID / signal_scale, saturated at 10%
RépétabilitéSAM intra-IDrepeatability.sam_intra_id—0.00faibleStableAcquisitionmedian SAM to repeated-sample centroidalert = min(1, SAM_intra_ID / 0.15 rad)
RépétabilitéCV intra-IDrepeatability.cv_intra_id—0.00faibleStableOpérateurmedian within-ID band CValert = min(1, CV_intra_ID / 0.25)
Structure du datasetPCA score densitystructure.pca_score_density42.0071.00fortSous-populationsLots différents1 / median kNN distance in PCA score spacealert follows density_cv/profile structure complexity, not raw density alone
Structure du datasetLocal Outlier Factor (LOF)structure.local_outlier_factor_p953.47811.00fortSpectre isoléCas raresp95 approximate LOF from PCA-score kNN distancesalert = min(1, max(0, LOF_p95 - 1) / 2)
Structure du datasetIsolation Forest scorestructure.isolation_forest_score_p950.594711.00fortSpectre atypiqueDiverses causesp95 IsolationForest anomaly score on PCA scoresalert follows structure complexity; raw score is implementation-dependent
X PCA score plot-50510-2-10123PC1 -1.464 · PC2 -0.005146PC1 -2.488 · PC2 -0.2053PC1 0.07058 · PC2 -0.1498PC1 -1.45 · PC2 0.3724PC1 -1.745 · PC2 0.1595PC1 -2.627 · PC2 -0.2512PC1 -0.4256 · PC2 0.04143PC1 -0.574 · PC2 0.1583PC1 1.023 · PC2 -0.04247PC1 1.172 · PC2 0.1499PC1 -0.72 · PC2 -0.1942PC1 -2.618 · PC2 0.07347PC1 -3.439 · PC2 0.1894PC1 -1.381 · PC2 0.2302PC1 1.503 · PC2 -0.198PC1 3.895 · PC2 0.1222PC1 -3.824 · PC2 0.2666PC1 1.908 · PC2 -0.02973PC1 0.6726 · PC2 -0.3158PC1 -2.433 · PC2 -0.01201PC1 0.192 · PC2 -0.05035PC1 2.512 · PC2 -0.01772PC1 0.1735 · PC2 -0.1962PC1 -1.76 · PC2 -0.149PC1 -3.338 · PC2 0.1114PC1 0.5728 · PC2 0.2458PC1 -3.98 · PC2 -0.124PC1 4.596 · PC2 0.1777PC1 -1.757 · PC2 -0.0425PC1 -1.462 · PC2 -0.002241PC1 0.484 · PC2 -0.3846PC1 -2.177 · PC2 -0.2007PC1 -0.6483 · PC2 0.2198PC1 -0.1411 · PC2 0.09463PC1 -1.765 · PC2 -0.1421PC1 -0.3736 · PC2 -0.4658PC1 -0.4172 · PC2 0.1635PC1 -2.77 · PC2 -0.1231PC1 0.6113 · PC2 2.058PC1 -0.3243 · PC2 -0.05187PC1 -3.635 · PC2 -0.2129PC1 -1.779 · PC2 0.2412PC1 -2.832 · PC2 0.1051PC1 3.11 · PC2 0.06982PC1 1.347 · PC2 0.0893PC1 -1.375 · PC2 0.121PC1 -1.613 · PC2 -0.04717PC1 -4.173 · PC2 0.1021PC1 -2.653 · PC2 -0.1507PC1 -1.857 · PC2 0.05176PC1 4.119 · PC2 0.01494PC1 -0.7218 · PC2 -0.1585PC1 -3.557 · PC2 -0.2463PC1 2.803 · PC2 -0.07062PC1 -4.773 · PC2 -0.2214PC1 1.202 · PC2 -0.08243PC1 -0.3925 · PC2 0.2926PC1 0.1051 · PC2 0.8477PC1 -3.601 · PC2 0.05254PC1 -0.9604 · PC2 -0.03263PC1 -2.944 · PC2 -0.1958PC1 -2.629 · PC2 -0.09269PC1 -1.351 · PC2 0.04698PC1 -0.7424 · PC2 -0.003555PC1 -1.183 · PC2 -0.004038PC1 -2.96 · PC2 0.01099PC1 4.951 · PC2 0.2413PC1 -2.251 · PC2 0.4309PC1 1.189 · PC2 0.06122PC1 3.901 · PC2 0.2689PC1 4.659 · PC2 0.1671PC1 4.058 · PC2 -0.003307PC1 -0.8862 · PC2 0.5013PC1 -0.3128 · PC2 0.3043PC1 -3.123 · PC2 0.2702PC1 1.025 · PC2 0.07566PC1 3.528 · PC2 0.1248PC1 3.276 · PC2 0.0424PC1 -1.152 · PC2 0.1577PC1 5.155 · PC2 0.1127PC1 1.175 · PC2 0.2284PC1 4.138 · PC2 0.02849PC1 3.935 · PC2 -0.1354PC1 4.355 · PC2 0.09073PC1 4.281 · PC2 -0.07221PC1 1.825 · PC2 0.07788PC1 -1.115 · PC2 0.2961PC1 0.8408 · PC2 -0.01921PC1 3.637 · PC2 -0.236PC1 1.244 · PC2 -0.05138PC1 3.811 · PC2 -0.1155PC1 4.64 · PC2 0.1315PC1 3.034 · PC2 0.185PC1 2.479 · PC2 0.01221PC1 -0.1924 · PC2 -0.07478PC1 1.904 · PC2 0.03899PC1 3.364 · PC2 -0.09291PC1 0.9959 · PC2 0.0805PC1 1.573 · PC2 -0.06189PC1 0.1491 · PC2 -0.036PC1 3.927 · PC2 -0.0698PC1 -0.8526 · PC2 -0.05244PC1 3.144 · PC2 -0.3783PC1 0.9232 · PC2 0.1851PC1 3.829 · PC2 -0.04101PC1 3.487 · PC2 -0.3816PC1 5.329 · PC2 0.1568PC1 -2.158 · PC2 -0.3158PC1 -1.336 · PC2 -0.05432PC1 4.215 · PC2 0.009646PC1 3.174 · PC2 0.1158PC1 3.924 · PC2 0.1732PC1 3.893 · PC2 0.1429PC1 5.232 · PC2 -0.3182PC1 0.2991 · PC2 0.1412PC1 3.069 · PC2 -0.04563PC1 0.4218 · PC2 0.3588PC1 5.54 · PC2 0.1134PC1 2.097 · PC2 -0.1028PC1 4.369 · PC2 -0.1519PC1 3.792 · PC2 -0.1162PC1 2.807 · PC2 -0.09591PC1 3.713 · PC2 -0.22PC1 0.5404 · PC2 -0.055PC1 -2.91 · PC2 0.1863PC1 -2.63 · PC2 0.00459PC1 -2.546 · PC2 -0.01054PC1 -2.924 · PC2 0.1603PC1 0.07316 · PC2 0.01069PC1 3.719 · PC2 0.1318PC1 0.7687 · PC2 0.03568PC1 -1.131 · PC2 0.06876PC1 -2.072 · PC2 0.0743PC1 2.111 · PC2 0.4163PC1 -0.4408 · PC2 -0.0113PC1 -3.225 · PC2 0.2663PC1 2.85 · PC2 0.01759PC1 3.872 · PC2 -0.1909PC1 -1.72 · PC2 0.001243PC1 -0.1229 · PC2 0.1018PC1 4.301 · PC2 0.002187PC1 -1.722 · PC2 -0.1559PC1 1.306 · PC2 -0.07774PC1 0.4573 · PC2 0.3948PC1 2.646 · PC2 0.1173PC1 0.3808 · PC2 0.1474PC1 4.109 · PC2 0.09615PC1 -1.518 · PC2 0.2726PC1 0.4647 · PC2 0.1249PC1 -1.834 · PC2 -0.5021PC1 -1.448 · PC2 0.4992PC1 -2.511 · PC2 0.3502PC1 0.6129 · PC2 0.162PC1 3.766 · PC2 -0.03638PC1 -2.195 · PC2 0.03576PC1 1.135 · PC2 -0.06991PC1 -3.326 · PC2 0.3538PC1 -1.452 · PC2 0.3467PC1 -3.033 · PC2 0.2016PC1 0.7003 · PC2 0.07772PC1 -0.2227 · PC2 -0.1671PC1 0.1404 · PC2 -0.07883PC1 -1.459 · PC2 0.3094PC1 0.04619 · PC2 0.05343PC1 -2.478 · PC2 0.1222PC1 -1.083 · PC2 0.2474PC1 -1.451 · PC2 0.02147PC1 -1.422 · PC2 0.5897PC1 -1.135 · PC2 -0.03609PC1 -0.4929 · PC2 0.1058PC1 -1.949 · PC2 0.1786PC1 -1.34 · PC2 0.1347PC1 -1.843 · PC2 0.3089PC1 1.755 · PC2 0.01387PC1 0.854 · PC2 0.4974PC1 -0.03684 · PC2 -0.1999PC1 -1.505 · PC2 0.2602PC1 1.24 · PC2 0.2603PC1 -2.472 · PC2 0.2304PC1 -1.396 · PC2 0.2164PC1 -2.05 · PC2 0.06962PC1 0.1719 · PC2 0.04945PC1 1.556 · PC2 0.05193PC1 0.9872 · PC2 0.3427PC1 -1.941 · PC2 0.0131PC1 -1.379 · PC2 0.1099PC1 -0.364 · PC2 0.01337PC1 1.906 · PC2 -0.07775PC1 -0.3923 · PC2 0.3106PC1 -1.54 · PC2 0.05192PC1 1.961 · PC2 -0.05942PC1 0.7583 · PC2 -0.09985PC1 -0.6895 · PC2 -0.1333PC1 -1.115 · PC2 -0.07199PC1 4.052 · PC2 0.06761PC1 2.882 · PC2 0.1102PC1 2.586 · PC2 0.1566PC1 -1.847 · PC2 0.05862PC1 3.888 · PC2 0.126PC1 -1.331 · PC2 -0.09411PC1 -3.032 · PC2 -0.1549PC1 1.296 · PC2 0.9977PC1 -0.6072 · PC2 -0.0742PC1 0.7737 · PC2 0.006048PC1 4.605 · PC2 0.08558PC1 -2.909 · PC2 0.1991PC1 4.136 · PC2 0.1634PC1 -0.9189 · PC2 0.03748PC1 3.149 · PC2 0.09769PC1 -1.664 · PC2 0.1132PC1 -1.335 · PC2 0.1146PC1 -1.634 · PC2 0.01816PC1 -0.211 · PC2 -0.05526PC1 3.141 · PC2 0.1428PC1 -1.35 · PC2 -0.3121PC1 -1.727 · PC2 -0.2504PC1 -1.977 · PC2 0.08505PC1 -1.461 · PC2 -0.1425PC1 -1.206 · PC2 -0.01734PC1 0.5845 · PC2 0.02429PC1 -0.2523 · PC2 -0.00923PC1 -2.888 · PC2 -0.1418PC1 1.063 · PC2 -0.1596PC1 3.518 · PC2 -0.05548PC1 4.414 · PC2 0.1909PC1 -0.3962 · PC2 0.0198PC1 -1.845 · PC2 0.07942PC1 5.03 · PC2 0.05645PC1 0.7455 · PC2 -0.1546PC1 1.745 · PC2 -0.1062PC1 -0.6327 · PC2 0.05238PC1 -2.021 · PC2 0.05374PC1 -1.874 · PC2 0.004063PC1 0.2867 · PC2 0.06142PC1 0.7978 · PC2 -0.04885PC1 -2.545 · PC2 -0.06611PC1 0.8905 · PC2 -0.1806PC1 2.819 · PC2 -0.0453PC1 4.308 · PC2 0.1426PC1 -0.7734 · PC2 -0.1708PC1 -2.468 · PC2 -0.1491PC1 1.729 · PC2 -0.1816PC1 -1.815 · PC2 0.1156PC1 -2.301 · PC2 0.1917PC1 -1.57 · PC2 -0.05291PC1 -0.2918 · PC2 0.03663PC1 -0.2335 · PC2 -0.0336PC1 1.433 · PC2 -0.1004PC1 0.5842 · PC2 -0.08616PC1 -2.02 · PC2 0.1176PC1 -1.71 · PC2 -0.0327PC1 -0.5813 · PC2 -0.08099PC1 0.1508 · PC2 -0.162PC1 -2.424 · PC2 0.1736PC1 -2.238 · PC2 0.2827PC1 -3.541 · PC2 -0.1152PC1 -3.869 · PC2 -0.1461PC1 0.06397 · PC2 -0.1258PC1 -1.859 · PC2 0.2631PC1 -2.612 · PC2 -0.08298PC1 4.377 · PC2 0.01106PC1 -3.37 · PC2 0.2464PC1 3.808 · PC2 0.1046PC1 0.4881 · PC2 -0.6776PC1 -1.811 · PC2 0.05203PC1 -1.884 · PC2 -0.1403PC1 -2.053 · PC2 -0.01239PC1 -2.975 · PC2 0.03864PC1 -2.305 · PC2 0.3036PC1 -1.201 · PC2 -0.03746PC1 -1.478 · PC2 -0.01443PC1 1.041 · PC2 -0.1218PC1 -2.2 · PC2 0.1377PC1 -2.307 · PC2 -0.1291PC1 -1.399 · PC2 0.07872PC1 -0.7067 · PC2 0.02126PC1 2.449 · PC2 -0.2416PC1 -1.424 · PC2 0.07625PC1 -0.4963 · PC2 0.05271PC1 -1.86 · PC2 -0.05025PC1 0.5552 · PC2 -0.06318PC1 -0.6889 · PC2 0.2534PC1 -2.404 · PC2 0.1638PC1 -4.469 · PC2 -0.05028PC1 -2.198 · PC2 -0.1263PC1 -1.01 · PC2 0.0353PC1 -0.9178 · PC2 -0.111PC1 1.413 · PC2 -0.1041PC1 -1.731 · PC2 -1.205PC1 -1.526 · PC2 -1.209PC1 -1.897 · PC2 -1.178PC1 -2.757 · PC2 -0.8136PC1 3.224 · PC2 -0.737PC1 -1.09 · PC2 -0.8356PC1 3.072 · PC2 -0.7894PC1 0.341 · PC2 -0.9475PC1 -1.881 · PC2 -0.9133PC1 -2.36 · PC2 -0.4197PC1 -1.396 · PC2 -0.2485PC1 -0.5026 · PC2 -0.4064PC1 -1.412 · PC2 -0.3238PC1 -1.793 · PC2 0.1727PC1 0.1289 · PC2 -0.123PC1 0.6941 · PC2 -0.1576PC1 -1.266 · PC2 0.04287PC1 -1.443 · PC2 -0.1483PC1 -1.086 · PC2 -0.1088PC1 -3.7 · PC2 -0.1157PC1 4.117 · PC2 0.01426PC1 -0.9926 · PC2 -0.05597PC1 -0.8948 · PC2 0.004197PC1 -0.02909 · PC2 -0.19PC1 -0.8007 · PC2 -0.05426PC1 -2.009 · PC2 -0.1274PC1 -1.064 · PC2 -0.07441PC1 -0.5424 · PC2 -0.1371PC1 -0.6077 · PC2 -0.05437PC1 -1.86 · PC2 -0.1595PC1 0.07678 · PC2 -0.0808PC1 0.6176 · PC2 0.009306PC1 -1.057 · PC2 -0.1101PC1 3.027 · PC2 -0.01396PC1 -2.317 · PC2 -0.06915PC1 -0.7463 · PC2 -0.1869PC1 -2.47 · PC2 0.1633PC1 2.952 · PC2 -0.1033PC1 2.62 · PC2 -0.1342PC1 1.246 · PC2 -0.3434PC1 -0.1927 · PC2 -0.06425PC1 1.624 · PC2 -0.2863PC1 -1.134 · PC2 -0.1295PC1 3.76 · PC2 -0.1359PC1 1.599 · PC2 -0.01916PC1 2.106 · PC2 -0.1647PC1 3.938 · PC2 -0.2452PC1 0.1128 · PC2 -0.01955PC1 5.541 · PC2 -0.1156PC1 4.11 · PC2 -0.1384PC1 0.3859 · PC2 -0.1456PC1 4.545 · PC2 0.00851PC1 -0.007788 · PC2 -0.2006PC1 2.459 · PC2 0.04082PC1 1.375 · PC2 0.1475PC1 -1.478 · PC2 -0.1117PC1 2.289 · PC2 0.08853PC1 5.397 · PC2 -0.04362PC1 3.125 · PC2 -0.1504PC1 2.977 · PC2 -0.1627PC1 1.165 · PC2 0.05661PC1 0.82 · PC2 -0.2859PC1 3.599 · PC2 -0.1371PC1 2.37 · PC2 -0.1692PC1 -2.503 · PC2 0.1217PC1 -1.544 · PC2 -0.0006856PC1 3.794 · PC2 0.03414PC1 -1.574 · PC2 0.001211PC1 -1.452 · PC2 0.1455PC1 0.3105 · PC2 -0.1572PC1 0.3652 · PC2 -0.2226PC1 3.092 · PC2 -0.244PC1 -2.153 · PC2 0.02498PC1 -1.991 · PC2 -0.1301PC1 0.389 · PC2 -0.2147PC1 -1.666 · PC2 0.4467PC1 -2.004 · PC2 0.3076PC1 -3.456 · PC2 -0.2686PC1 -0.3447 · PC2 0.04627PC1 -1.801 · PC2 0.1925PC1 0.7763 · PC2 -0.05448PC1 1.143 · PC2 0.1636PC1 -1.278 · PC2 -0.1248PC1 -1.747 · PC2 -0.005714PC1 -3.21 · PC2 0.2116PC1 -1.871 · PC2 0.2148PC1 1.78 · PC2 -0.1924PC1 5.019 · PC2 0.1736PC1 -3.979 · PC2 0.3683PC1 2.09 · PC2 0.02195PC1 0.7428 · PC2 -0.33PC1 -2.415 · PC2 0.004795PC1 0.4636 · PC2 -0.031PC1 2.433 · PC2 0.006542PC1 0.2057 · PC2 -0.2124PC1 -2.709 · PC2 0.02861PC1 -3.922 · PC2 0.1182PC1 1.204 · PC2 0.1718PC1 -4.137 · PC2 -0.1531PC1 4.512 · PC2 0.1642PC1 -2.56 · PC2 -0.157PC1 -1.683 · PC2 0.07676PC1 0.05905 · PC2 -0.09956PC1 -2.299 · PC2 -0.2929PC1 -0.8555 · PC2 0.2078PC1 -0.1227 · PC2 0.0866PC1 -3.399 · PC2 -0.1892PC1 -2.765 · PC2 -0.3119PC1 -0.5671 · PC2 0.1544PC1 -2.992 · PC2 -0.1322PC1 0.8173 · PC2 1.978PC1 -0.2061 · PC2 0.04135PC1 -3.947 · PC2 -0.2678PC1 -2.23 · PC2 0.1813PC1 -2.696 · PC2 0.1248PC1 3.434 · PC2 0.0698PC1 1.036 · PC2 0.06424PC1 -1.213 · PC2 0.07464PC1 -2.433 · PC2 -0.0639PC1 -4.259 · PC2 0.1034PC1 -2.591 · PC2 -0.168PC1 -1.724 · PC2 0.06377PC1 3.764 · PC2 0.06154PC1 -2.095 · PC2 -0.2114PC1 -4.194 · PC2 -0.2108PC1 4.042 · PC2 -0.005018PC1 -4.659 · PC2 -0.2203PC1 1.51 · PC2 -0.09652PC1 0.1521 · PC2 0.3748PC1 0.9146 · PC2 0.8571PC1 -4.359 · PC2 0.1357PC1 -0.7353 · PC2 -0.08815PC1 -3.992 · PC2 -0.2153PC1 -2.45 · PC2 -0.1406PC1 -1.411 · PC2 0.04926PC1 -0.3128 · PC2 -0.09286PC1 -2.711 · PC2 0.01905PC1 -2.028 · PC2 -0.01509PC1 4.906 · PC2 0.2257PC1 -2.118 · PC2 0.5202PC1 1.025 · PC2 0.1069PC1 3.702 · PC2 0.2264PC1 3.374 · PC2 -0.1037PC1 2.132 · PC2 0.5202PC1 -3.852 · PC2 0.7163PC1 -2.622 · PC2 0.3629PC1 0.4104 · PC2 0.2814PC1 0.8551 · PC2 0.09479PC1 4.437 · PC2 0.1782PC1 3.839 · PC2 -0.07515PC1 -1.245 · PC2 0.2188PC1 4.349 · PC2 0.1028PC1 0.4066 · PC2 0.3782PC1 -1.164 · PC2 0.2763PC1 2.789 · PC2 -0.02688PC1 5.241 · PC2 0.1244PC1 3.683 · PC2 0.02862PC1 2.594 · PC2 0.005423PC1 -0.6454 · PC2 0.3448PC1 -0.3445 · PC2 -0.06114PC1 4.4 · PC2 0.06521PC1 0.5398 · PC2 -0.08663PC1 -1.328 · PC2 0.5104PC1 3.506 · PC2 0.09022PC1 2.47 · PC2 -0.07227PC1 4.461 · PC2 0.01164PC1 2.101 · PC2 0.1059PC1 1.622 · PC2 0.0375PC1 3.867 · PC2 -0.03931PC1 1.931 · PC2 -0.0603PC1 0.4709 · PC2 -0.2206PC1 -0.6907 · PC2 -0.2152PC1 4.053 · PC2 -0.07309PC1 -0.1261 · PC2 -0.1406PC1 2.778 · PC2 -0.2745PC1 1.084 · PC2 0.1725PC1 4.747 · PC2 -0.1305PC1 4.432 · PC2 -0.09765PC1 4.6 · PC2 0.1586PC1 -0.2338 · PC2 -0.2235PC1 -2.237 · PC2 -0.04358PC1 4.205 · PC2 -0.03076PC1 2.543 · PC2 0.02613PC1 3.641 · PC2 0.18PC1 3.177 · PC2 0.2311PC1 3.858 · PC2 -0.2433PC1 2.502 · PC2 0.02956PC1 1.119 · PC2 -0.001057PC1 3.868 · PC2 0.136PC1 4.497 · PC2 0.1223PC1 1.564 · PC2 0.05855PC1 3.811 · PC2 -0.24PC1 3.5 · PC2 -0.2031PC1 3.031 · PC2 -0.03533PC1 5.246 · PC2 -0.3231PC1 0.1666 · PC2 -0.1488PC1 -2.715 · PC2 0.1561PC1 -2.896 · PC2 -0.02357PC1 -2.982 · PC2 -0.04465PC1 -1.937 · PC2 0.1024PC1 -0.754 · PC2 -0.02465PC1 3.186 · PC2 0.1108PC1 -2.662 · PC2 0.132PC1 -1.44 · PC2 0.004842PC1 -0.6368 · PC2 -0.05273PC1 -0.1323 · PC2 0.4665PC1 -3.225 · PC2 0.1339PC1 -2.231 · PC2 0.1365PC1 -1.4 · PC2 -0.2359PC1 2.779 · PC2 0.07286PC1 -2.048 · PC2 -0.04396PC1 -2.184 · PC2 0.1007PC1 4.391 · PC2 0.02151PC1 -2.247 · PC2 -0.1231PC1 1.189 · PC2 0.1585PC1 0.2633 · PC2 0.4964PC1 1.363 · PC2 0.1304PC1 -1.542 · PC2 0.2397PC1 4.213 · PC2 0.1402PC1 -1.757 · PC2 0.4025PC1 -0.7269 · PC2 0.08PC1 -3.217 · PC2 -0.2862PC1 -2.176 · PC2 0.4017PC1 -1.623 · PC2 0.1849PC1 0.1947 · PC2 0.5038PC1 -0.7829 · PC2 0.1462PC1 -2.209 · PC2 0.01713PC1 -1.407 · PC2 0.4684PC1 -1.667 · PC2 0.312PC1 -3.018 · PC2 0.6808PC1 -3.494 · PC2 0.1636PC1 0.1677 · PC2 -0.04104PC1 1.145 · PC2 0.03771PC1 -1.169 · PC2 -0.06453PC1 -2.044 · PC2 0.1249PC1 -0.992 · PC2 0.1168PC1 -2.944 · PC2 0.1076PC1 -1.85 · PC2 0.2435PC1 -1.381 · PC2 -0.05844PC1 -3.659 · PC2 0.6539PC1 -0.2217 · PC2 0.007554PC1 -3.446 · PC2 0.3758PC1 -2.267 · PC2 0.196PC1 -1.058 · PC2 0.2964PC1 -3.252 · PC2 0.2946PC1 -0.2317 · PC2 -0.1742PC1 -2.394 · PC2 0.5889PC1 -0.3843 · PC2 -0.1737PC1 -1.59 · PC2 0.235PC1 1.325 · PC2 0.2631PC1 -1.872 · PC2 0.1291PC1 -0.4328 · PC2 0.4596PC1 -1.687 · PC2 0.002271PC1 -0.1417 · PC2 -0.01722PC1 2.48 · PC2 0.3377PC1 0.5191 · PC2 0.3743PC1 -1.892 · PC2 0.01204PC1 -1.845 · PC2 0.08097PC1 -0.7421 · PC2 0.03005PC1 1.365 · PC2 0.006574PC1 0.3423 · PC2 0.05616PC1 -0.9911 · PC2 0.06413PC1 0.9711 · PC2 -0.02966PC1 1.001 · PC2 0.03226PC1 0.7584 · PC2 -0.1774PC1 -0.9456 · PC2 -0.07693PC1 4.072 · PC2 0.1435PC1 2.765 · PC2 0.1001PC1 2.617 · PC2 0.1553PC1 -1.798 · PC2 0.08731PC1 -1.121 · PC2 0.2293PC1 -0.9812 · PC2 -0.105PC1 -4.665 · PC2 -0.1582PC1 -0.585 · PC2 0.7816PC1 -1.108 · PC2 -0.107PC1 0.8959 · PC2 -0.1007PC1 4.173 · PC2 0.06642PC1 -2.987 · PC2 0.2415PC1 4.784 · PC2 0.1368PC1 -1.503 · PC2 0.06837PC1 4.131 · PC2 0.1117PC1 -2.011 · PC2 0.1314PC1 -2.669 · PC2 0.2516PC1 -1.071 · PC2 0.05614PC1 -0.5728 · PC2 -0.08241PC1 3.327 · PC2 0.05162PC1 -1.672 · PC2 -0.4016PC1 -1.321 · PC2 -0.2831PC1 -1.441 · PC2 0.001722PC1 -1.188 · PC2 -0.08622PC1 -1.502 · PC2 0.05963PC1 0.8042 · PC2 0.01395PC1 -0.9542 · PC2 0.05908PC1 -2.654 · PC2 -0.1138PC1 0.7589 · PC2 -0.149PC1 0.697 · PC2 -0.04644PC1 4.476 · PC2 0.1877PC1 0.1015 · PC2 -0.142PC1 -1.821 · PC2 0.09793PC1 3.354 · PC2 -0.2025PC1 -0.5343 · PC2 -0.1038PC1 1.293 · PC2 -0.1572PC1 -0.4339 · PC2 -0.01853PC1 -2.387 · PC2 0.04331PC1 -1.795 · PC2 -0.005442PC1 -1.566 · PC2 0.00969PC1 1.225 · PC2 -0.1292PC1 -2.251 · PC2 -0.07802PC1 0.6852 · PC2 -0.1004PC1 2.353 · PC2 -0.1532PC1 4.325 · PC2 0.1471PC1 -0.7837 · PC2 -0.1006PC1 -2.441 · PC2 -0.1443PC1 1.636 · PC2 -0.1479PC1 -2.331 · PC2 0.07159PC1 -3.18 · PC2 0.1373PC1 -1.102 · PC2 -0.02005PC1 -0.002644 · PC2 -0.04446PC1 -0.2141 · PC2 -0.08522PC1 1.086 · PC2 -0.05727PC1 -1.184 · PC2 0.09531PC1 -2.596 · PC2 0.1406PC1 -2.018 · PC2 -0.05212PC1 -2.054 · PC2 -0.002534PC1 0.3816 · PC2 -0.1039PC1 -2.356 · PC2 0.1149PC1 -2.159 · PC2 0.08259PC1 -3.745 · PC2 -0.1204PC1 -3.478 · PC2 -0.05644PC1 0.05697 · PC2 -0.08636PC1 -2.022 · PC2 0.2442PC1 -1.906 · PC2 -0.1097PC1 4.088 · PC2 -0.1091PC1 -4.004 · PC2 0.2027PC1 3.863 · PC2 -0.1525PC1 0.4464 · PC2 -0.5993PC1 -1.614 · PC2 0.01638PC1 -1.639 · PC2 -0.1619PC1 -2.643 · PC2 0.01655PC1 -3.101 · PC2 0.007939PC1 -2.346 · PC2 0.311PC1 -0.9878 · PC2 0.01828PC1 -2.235 · PC2 -0.06024PC1 -0.1865 · PC2 -0.09077PC1 -1.684 · PC2 0.1169PC1 -1.732 · PC2 -0.1518PC1 -1.346 · PC2 0.06906PC1 -1.339 · PC2 -0.006832PC1 1.926 · PC2 -0.06288PC1 -0.8136 · PC2 0.107PC1 -0.4133 · PC2 -0.0714PC1 1.812 · PC2 0.02783PC1 0.02331 · PC2 -0.04717PC1 -0.7827 · PC2 0.259PC1 -0.9891 · PC2 0.08186PC1 -4.559 · PC2 -0.1243PC1 -2.693 · PC2 -0.1401PC1 -0.7414 · PC2 0.05454PC1 -0.7158 · PC2 -0.07018PC1 1.053 · PC2 0.0511PC1 -1.419 · PC2 -1.159PC1 -3.2 · PC2 -1.328PC1 -2.085 · PC2 -1.205PC1 -2.795 · PC2 -0.7019PC1 3.209 · PC2 -0.7005PC1 -1.326 · PC2 -0.8335PC1 3.234 · PC2 -0.7788PC1 -0.7987 · PC2 -0.899PC1 -1.536 · PC2 -0.8904PC1 -4.053 · PC2 -0.1602PC1 -1.294 · PC2 -0.3002PC1 -1.57 · PC2 -0.2834PC1 -1.844 · PC2 -0.3495PC1 -1.781 · PC2 0.2128PC1 -1.162 · PC2 -0.1282PC1 0.2973 · PC2 -0.1397PC1 -2.955 · PC2 0.1958PC1 -0.5363 · PC2 -0.1589PC1 -1.683 · PC2 -0.1815PC1 -3.569 · PC2 -0.1673PC1 4.563 · PC2 0.1017PC1 -1.481 · PC2 -0.08551PC1 -0.9512 · PC2 -0.01959PC1 -0.119 · PC2 -0.2161PC1 -0.751 · PC2 -0.05109PC1 -1.378 · PC2 -0.04955PC1 -0.4463 · PC2 -0.07065PC1 -0.9076 · PC2 -0.09203PC1 -0.8634 · PC2 -0.106PC1 -2.261 · PC2 -0.1337PC1 0.003293 · PC2 -0.08645PC1 0.7351 · PC2 0.01311PC1 -0.9784 · PC2 -0.09607PC1 3.008 · PC2 -0.03083PC1 -2.636 · PC2 0.03743PC1 -1.771 · PC2 -0.1409PC1 -0.6996 · PC2 0.167PC1 -1.74 · PC2 -0.1455PC1 3.659 · PC2 -0.1476PC1 0.8927 · PC2 -0.3428PC1 -1.432 · PC2 0.1475PC1 1.903 · PC2 -0.1766PC1 -2.595 · PC2 -0.1462PC1 2.248 · PC2 -0.09081PC1 1.278 · PC2 -0.05041PC1 3.155 · PC2 -0.1217PC1 4.169 · PC2 0.01562PC1 2.297 · PC2 0.05143PC1 3.966 · PC2 -0.1979PC1 4.868 · PC2 -0.08235PC1 1.001 · PC2 -0.08003PC1 3.975 · PC2 -0.09606PC1 -1.254 · PC2 -0.09399PC1 1.715 · PC2 0.08965PC1 0.8167 · PC2 0.005499PC1 -1.756 · PC2 -0.07729PC1 3.662 · PC2 0.1431PC1 5.293 · PC2 -0.01273PC1 4.925 · PC2 0.09282PC1 4.251 · PC2 0.01011PC1 1.054 · PC2 0.08195PC1 -0.1966 · PC2 -0.01251PC1 -0.6412 · PC2 -0.1176PC1 0.7705 · PC2 -0.126PC1 -2.462 · PC2 0.1163PC1 -1.629 · PC2 0.01393PC1 2.703 · PC2 -0.02095PC1 -1.254 · PC2 -0.008436PC1 -0.9589 · PC2 0.1317PC1 0.07203 · PC2 -0.08269PC1 -0.6684 · PC2 -0.07846PC1 3.505 · PC2 -0.1038PC1 (98.4%)PC2 (1.2%)720 scores
PCA explained variance0%25%50%75%100%PC1: 98.4% (cumulative 98.4%)1PC2: 1.2% (cumulative 99.6%)2PC3: 0.2% (cumulative 99.8%)3PC4: 0.1% (cumulative 99.9%)4PC5: 0.1% (cumulative 100.0%)5PC6: 0.0% (cumulative 100.0%)6PC7: 0.0% (cumulative 100.0%)7PC8: 0.0% (cumulative 100.0%)8PC9: 0.0% (cumulative 100.0%)9PC10: 0.0% (cumulative 100.0%)10cumulative explained variancePC variancecumulativeprincipal component · cumulative (dashed)

Metric interpretation reference

Metric catalog 29
FamilleMétriqueCe qu’elle détecteForte valeur =Faible valeur =Causes typiquesCalcul / score
Intégrité des donnéesNaN ratioDonnées manquantesSpectre corrompuSpectre completErreur acquisition/exportcount(isnan(X)) / X.sizealert = min(1, nan_ratio / 0.05)
Intégrité des donnéesInf countValeurs infiniesCorruptionNormalCalculs invalidescount(isinf(X))alert = min(1, inf_count / 1)
Intégrité des donnéesZero ratioColonnes ou cellules nullesSpectre tronquéNormalExport, saturationcount(X == 0) / count(finite X)alert = min(1, zero_ratio / 0.05)
Amplitude globaleMean reflectanceNiveau moyenTrop clair / fond visibleTrop sombreFond, géométriemean(X finite)alert reuses baseline/shape drift because absolute reflectance ranges are technology-dependent
Amplitude globaleArea under curveIntensité globaleDifférence d'éclairementNormalDistance sondetrapezoid(mean_spectrum, spectral_axis)alert reuses baseline/shape drift because area scale depends on axis and units
Amplitude globalePeak-to-peak (PTP)DynamiqueVariabilité forteSpectre platSaturationmax(mean_spectrum) - min(mean_spectrum)alert increases when dynamic range is abnormally flat
Amplitude globaleVarianceVariabilité spectraleNormal ou hétérogèneSpectre platMauvais contactvar(X finite)alert increases when variance/dynamic range is abnormally flat
BruitNoise RMSBruit haute fréquenceBruitéStableLampe, détecteurmedian MAD(second derivative) * 1.4826 / sqrt(6)alert = noise_rms / signal_scale, saturated at 5%
BruitSNRQualité signalBon signalMauvais signalAcquisitionmean(abs(X)) / noise_rmsalert decreases with SNR dB; >=40 dB is treated as low alert
BruitBandwise SNRBruit localiséZone fiableZone problématiqueDétecteurmin(abs(mean_spectrum) / local second-derivative noise)alert decreases with worst-band SNR dB; >=35 dB is treated as low alert
Artefacts locauxSpike countPics étroitsArtefactsSpectre propreCosmic rays, splicecount robust outliers in second derivativealert follows spike_rate, saturated at 1%
Artefacts locauxSpike rateDensité de picsSpectre suspectNormalInterpolationspike_count / (n_samples * (n_features - 2))alert = min(1, spike_rate / 0.01)
Artefacts locauxJump countDiscontinuitésRaccord détecteurContinuSplicecount robust outliers in first derivativealert follows jump_rate, saturated at 1%
Artefacts locauxJump rateFréquence de sautsProblème spectralNormalCalibrationjump_count / (n_samples * (n_features - 1))alert = min(1, jump_rate / 0.01)
Artefacts locauxClip fractionSaturationClippingNormalDétecteur saturéfraction of finite cells equal to repeated min/max extremaalert = min(1, clip_fraction / 0.01)
Forme spectraleBaseline slopePente globaleDériveStableÉclairementlinear slope of mean_spectrum over normalized axisalert = abs(slope / signal_scale), saturated at 0.5
Forme spectraleCurvature RMSCourbureForme inhabituelleLisseFond, splicemedian RMS(second derivative per spectrum)alert = curvature_rms / signal_scale, saturated at 1%
Forme spectraleD1 RMSVariabilité localeSpectre structuréPlatBiologie ou artefactmedian RMS(first derivative per spectrum)alert = d1_rms / signal_scale, saturated at 5%
Outliers multivariésPCA Q (SPE)Non expliqué par PCASpectre atypiqueConformeArtefact, mélangep95(Q/SPE residual) / median(Q/SPE residual)alert = min(1, pca_q_ratio / 8)
Outliers multivariésHotelling T²Extrême dans PCAExtrême mais cohérentCentralVariabilité naturellep95(Hotelling T2) / median(Hotelling T2)alert = min(1, hotelling_t2_ratio / 8)
Outliers multivariésMahalanobis HDistance au nuageOutlier globalPopulation normaleDomaine différentp95(sqrt(T2)) / median(sqrt(T2))alert = min(1, mahalanobis_h_ratio / 4)
Comparaison à référenceRMS to mean spectrumDistance moyenneSpectre différentTypiqueDomain shiftp95 RMS distance to dataset mean spectrumalert = RMS_p95 / signal_scale, saturated at 25%
Comparaison à référenceSpectral Angle Mapper (SAM)Différence de formeForme différenteSimilaireFond, géométriep95 spectral angle to dataset mean spectrumalert = min(1, SAM_p95 / 0.35 rad)
RépétabilitéRMS intra-IDReproductibilitéMauvaise répétabilitéStablePositionnementmedian RMS distance to repeated-sample centroidalert = RMS_intra_ID / signal_scale, saturated at 10%
RépétabilitéSAM intra-IDVariation de formeInstableStableAcquisitionmedian SAM to repeated-sample centroidalert = min(1, SAM_intra_ID / 0.15 rad)
RépétabilitéCV intra-IDVariabilité interneMauvais contrôleStableOpérateurmedian within-ID band CValert = min(1, CV_intra_ID / 0.25)
Structure du datasetPCA score densityClustersSous-populationsHomogèneLots différents1 / median kNN distance in PCA score spacealert follows density_cv/profile structure complexity, not raw density alone
Structure du datasetLocal Outlier Factor (LOF)Anomalie localeSpectre isoléPopulation normaleCas raresp95 approximate LOF from PCA-score kNN distancesalert = min(1, max(0, LOF_p95 - 1) / 2)
Structure du datasetIsolation Forest scoreAnomalie globaleSpectre atypiqueNormalDiverses causesp95 IsolationForest anomaly score on PCA scoresalert follows structure complexity; raw score is implementation-dependent
Technology-specific extensions
TechnologieAdaptations / métriquesAnomalies cibléesCommentaire pratique
UV-Vis 300-1000 nmBaseline, pente globale, dérive aux bords 300-350 et 900-1000; métriques par zonesLumière parasite, mauvais blanc, saturation, faible signal aux extrémitésLes bords sont souvent instables; calculer aussi des scores edge/middle.
UV-Vis 300-1000 nmSaturation / clipping proche absorbance max ou réflectance maxSignal écrêtéTrès important si absorption forte.
UV-Vis 300-1000 nmRed-edge, position de maximum, ratios de bandes si végétalDécalage biologique ou artefact optiqueAide à distinguer changement réel et problème d'acquisition.
UV-Vis 300-1000 nmSmoothness / roughness indexBruit haute fréquenceSouvent plus informatif que le SNR seul.
MIR / ATR-FTIRATR contact quality index: intensité globale, aire totale, profondeur des bandes clésMauvais contact cristal-échantillonCrucial: beaucoup d'anomalies viennent du contact ATR.
MIR / ATR-FTIRCO2 / H2O atmospheric bandsMauvaise correction atmosphériquePics parasites fréquents.
MIR / ATR-FTIRBaseline curvature / rubber-band residualDiffusion, contact, dérive baselineTrès utile avant PCA.
MIR / ATR-FTIRPeak position shiftMauvais alignement spectral / calibrationImportant en FTIR car de petits shifts comptent.
MIR / ATR-FTIRBand area ratios sur bandes connuesSpectre chimiquement incohérentÀ adapter par matrice: polysaccharides, protéines, lipides, etc.
HS-MSTotal Ion Current (TIC), Base Peak Intensity (BPI)Injection faible, ionisation instableÉquivalent MS du niveau global spectral.
HS-MSNombre de pics détectésSpectre pauvre ou trop bruitéTrop peu = mauvais signal; trop = bruit/contamination.
HS-MSMass accuracy / m/z driftProblème calibration masseFondamental en HRMS.
HS-MSRetention time drift si LC/GC-MSDérive chromatographiqueÀ suivre sur standards/QC pools.
HS-MSBlank contamination scoreContaminants / carry-overComparer échantillons vs blancs.
HS-MSInternal standard CVVariabilité instrumentaleTrès robuste si standards disponibles.
HS-MSMissingness par featureInstabilité de détectionCrucial pour filtrer les variables.
Avec répétitionsRMS intra-échantillonRépétabilité globaleApplicable à toutes les technologies.
Avec répétitionsSAM / corrélation intra-échantillonRépétabilité de formeTrès utile pour spectres.
Avec répétitionsCV intra-échantillon par bande / featureRépétabilité localeDétecte les zones instables.
Avec répétitionsICC ou variance componentsPart variance échantillon vs techniqueTrès utile si plusieurs répétitions par sample.
Avec répétitionsDistance au centroïde intra-IDRépétition aberrantePermet de flagger la mauvaise répétition plutôt que le sample entier.
Bug-hunting / supervised audits
Famille de bug potentielMéthodes à ajouterCe que ça détecteÉtat dans l’explorateur
Shift spectral globalCorrélation spectre moyen inter-dataset, DTW, cross-correlation, comparaison positions de picsDécalage en longueur d'onde, mauvais alignement, interpolation différentePartiellement calculé: cross-correlation lag et dispersion des positions de pics vs spectre moyen.
Baseline / offset / gainRégression chaque spectre vs spectre moyen: x = a + b ref + residual; suivi de a, b, RMS résiduelOffset additif, effet multiplicatif, dérive de baselineCalculé dans reference.affine_*.
Mélange de lignes / mauvais appariement X-M-YVérification index, hash des lignes, duplication ID, distance spectrale intra-ID, labels incohérentsLignes mélangées, metadata mal alignées, Y attribué au mauvais spectrePartiellement couvert par répétabilité intra-ID; checks index/hash à ajouter au pipeline canonical.
Fuite d'information / répétitions mal splitéesGroupKFold par sample_id vs StratifiedKFold random; audit des partitions par sample_idPerformance artificiellement bonne due aux répétitionsNécessite splits et benchmark modèle; non calculé par la carte descriptive.
Label bugsÉchantillons proches en X mais Y différents, confident learning, erreurs systématiques FP/FNY inversés, erreurs de saisie, classes ambiguësNécessite Y et/ou modèle; recommandé pour l'explorateur supervisé.
Sous-domaines cachésPCA/UMAP/t-SNE + clustering non supervisé + association avec dataset/Y/date/operatorLots, campagnes, sondes, backgrounds non renseignésPartiellement calculé par structure PCA/LOF; UMAP/t-SNE hors carte statique.
Artefacts localisés inconnusCarte wavelength x dataset: différence moyenne, différence variance, KS par longueur d'ondeRégions spectrales anormales non anticipéesÀ calculer au niveau banque quand plusieurs datasets partagent un axe spectral.
Ruptures instrumentalesDiscontinuités dans dérivées, changepoint detectionSplice, raccord détecteur, saut local non prévuCalculé par jump/spike rates; changepoint plus avancé à ajouter.
Mélange / contamination spectraleNMF / unmixing / reconstruction par convex hullComposante externe: fond, plastique, solNon calculé automatiquement; nécessite hypothèses de composants ou grande bibliothèque.
Features instables mais prédictivesImportance modèle vs instabilité QC par variableModèle qui apprend un artefact plutôt qu'un signal biologiqueNécessite modèle supervisé; recommandé pour rapports de benchmark.

Variables

Targets 1

group

target · categorical
group classesPCPC: 120120TextileTextile: 120120FoilFoil: 1201203D3D: 120120RubberRubber: 120120FoamFoam: 120120
n / missing720 / 0
Classes6
Balance (entropy)1
Imbalance ratio1
Top classPC (120)

Metadata 3

id

metadata · categorical
id classes302302: 22305305: 22307307: 22308308: 22310310: 22311311: 22312312: 22314314: 22318318: 22320320: 22+10 more+10 more: 2020
n / missing720 / 0
Classes360
Balance (entropy)1
Imbalance ratio1
Top class302 (2)

sample

metadata · numeric
sample distribution01020300 – 29.96: 3029.96 – 59.92: 3059.92 – 89.88: 3089.88 – 119.8: 30119.8 – 149.8: 30149.8 – 179.8: 30179.8 – 209.7: 30209.7 – 239.7: 30239.7 – 269.6: 30269.6 – 299.6: 30299.6 – 329.5: 30329.5 – 359.5: 30359.5 – 389.5: 30389.5 – 419.4: 30419.4 – 449.4: 30449.4 – 479.3: 30479.3 – 509.3: 30509.3 – 539.2: 30539.2 – 569.2: 30569.2 – 599.2: 30599.2 – 629.1: 30629.1 – 659.1: 30659.1 – 689: 30689 – 719: 300200400600800
n / missing720 / 0
Mean ± SD359.5 ± 208
Median359.5
Range0 – 719
CV0.579
Skew / kurtosis0 / -1.2
Normal?no

fold

metadata · numeric
fold distribution0501001500 – 0.1667: 1440.1667 – 0.3333: 00.3333 – 0.5: 00.5 – 0.6667: 00.6667 – 0.8333: 00.8333 – 1: 01 – 1.167: 1441.167 – 1.333: 01.333 – 1.5: 01.5 – 1.667: 01.667 – 1.833: 01.833 – 2: 02 – 2.167: 1442.167 – 2.333: 02.333 – 2.5: 02.5 – 2.667: 02.667 – 2.833: 02.833 – 3: 03 – 3.167: 1443.167 – 3.333: 03.333 – 3.5: 03.5 – 3.667: 03.667 – 3.833: 03.833 – 4: 14401234
n / missing720 / 0
Mean ± SD2 ± 1.42
Median2
Range0 – 4
CV0.708
Skew / kurtosis0 / -1.3
Normal?no
Constant metadata 16
  • file_urlhttps://zenodo.org/api/records/18471662/files/measurements_125.csv/content
  • article_urlhttps://www.sciencedirect.com/science/article/pii/S2352340926004713
  • doi_dataset10.5281/zenodo.18471662
  • doi_publication10.1016/j.dib.2026.112920
  • licenseCreative Commons Attribution 4.0 International
  • license_idcc-by-4.0
  • license_urlhttps://creativecommons.org/licenses/by/4.0/
  • rights_statusexplicit_open
  • usage_scopepublic_reuse_possible
  • public_release_allowedTrue
  • spectroscopy_typeNIR
  • axis_unitnm
  • axis_min908.1
  • axis_max1676
  • n_points_original125
  • notesRefuse-derived fuel particle spectra with class labels and predefined subset folds.

Alignment

Alignment levelsample
Sample id availableyes
Samples720
Observations (total)720
Reps per samplemin 1 · mean 1 · max 1

Provenance & citation

ContributorTwinSpectra Dataset
Origin · zenodo [open]https://zenodo.org/records/18471662 — Zenodo
Origin · zenodo [open]https://zenodo.org/api/records/18471662/files/measurements_125.csv/content — Zenodo
Origin · url [open]https://creativecommons.org/licenses/by/4.0/
Origin · script [manual]source_to_standard.py — standardization script (maintainer-only)

Governance & integrity

Tierpublic
LicenseCC-BY-4.0
Permitted useResearch and benchmarking.
Access policyOpen per source license.
RedistributionZenodo record license is CC-BY-4.0; redistribution/publication reuse allowed with attribution.
Content version1.0.0
Schema / protocol2.0
Content hash25e38033bae09f10…
Processing hash9b5a73e7eb950e1b…
Metadata hash91748bc710859615…

Load this dataset

# pip install nirs4all-datasets
from nirs4all_datasets import get

ds = get("zenodo_twinspectra_micronir_rdf_nir")            # DOI-pinned, checksum-verified, cached
X, y = ds.x(), ds.y()
print(X.shape, y.shape)
card.jsoncroissant.jsonIdentity metadata only — the dataset bytes live at the origin / DOI.