Measure

MinorityClassSize

Number of instances belonging to the least frequent class.

Value per dataset

bridges (2) 10
postoperative-patient-data (1) 2
trains (1) 5
BNG(anneal,nominal,1000000) (1) 597
BNG(anneal.ORIG,nominal,1000000) (1) 597
BNG(kr-vs-kp) (1) 478125
BNG(letter,nominal,1000000) (1) 36483
BNG(autos,nominal,1000000) (1) 2430
BNG(lymph,nominal,1000000) (1) 16553
BNG(mfeat-fourier,nominal,1000000) (1) 99773
cylinder-bands (1) 228
nursery (1) 2
BNG(labor,nominal,1000000) (1) 354480
BNG(breast-cancer,nominal,1000000) (1) 297177
vowel (1) 90
amazon-commerce-reviews (1) 30
energy-efficiency (1) 1
ldpa (1) 1381
BNG(autos,10000,10) (1) 2441
BNG(lymph,1000,1) (1) 16508
BNG(lymph,1000,5) (1) 16508
BNG(lymph,1000,10) (1) 16508
BNG(lymph,5000,1) (1) 16508
BNG(lymph,5000,5) (1) 16508
BNG(lymph,5000,10) (1) 16508
BNG(lymph,10000,1) (1) 16508
BNG(lymph,10000,5) (1) 16508
BNG(lymph,10000,10) (1) 16508
physionet_asystole (1) 20
physionet_bradycardia (1) 44
physionet_tachycardia (1) 8
contact-lenses (1) 4
cpu.with.vendor (1) -1
a1a (1) -1
a2a (1) -1
a3a (1) -1
a4a (1) -1
a5a (1) -1
a6a (1) -1
a7a (1) -1
a8a (1) -1
a9a (1) -1
colon-cancer (1) -1
svmguide1 (1) -1
duke-breast-cancer (1) -1
fourclass (1) -1
german.numer (1) -1
iris-test (1) 50
hypothyroid (1) 2
labor (1) 20
bridges (1) 2
anneal (241) 0
colic (2) 136
hayes-roth_test (1) 0
hayes-roth_train (1) 0
heart-h (1) 0
arcene (1) 88
one-hundred-plants-margin (1) 16
AccelerometerData (1) 10
nomao (1) 9844
Kaggle_bike_sharing_demand_challange (1) 1
page-blocks (1) 28
audiology (1) 1
kr-vs-k (1) 27
mfeat-factors (1) 200
mfeat-pixel (1) 200
anneal (1) 8
autos (1) 3
soybean (1) 8
madelon (1) 1300
cmc (1) 333
ecoli (1) 2
liver-disorders (1) 1
glass (1) 0
zoo (1) 4
lymph (1) 2
lungcancer_GSE31210 (1) 35
KungChi3 (1) 16
MyIris (1) 50
KnuggetChase3 (1) 36
MeanWhile1 (1) 27
MindCave2 (1) 44
planning-relax (1) 52
dresses-sales (1) 210
leaf (1) 8
seeds (1) 70
seismic-bumps (1) 70
cardiotocography (1) 53
balance-scale (1) 49
MegaWatt1 (1) 27
breast-cancer (1) 85
CostaMadre1 (2) 38
ilpd (1) 167
lsvt (1) 42
one-hundred-plants-shape (1) 16
ozone-level-8hr (1) 160
parkinsons (1) 48
qualitative-bankruptcy (1) 107