Measure

MajorityClassSize

Number of instances belonging to the most frequent class.

Value per dataset

MercuryinBass (1) -1
mv (1) -1
kdd_ipums_la_98-small (1) 6694
qqdefects_numeric (1) -1
gina_prior2 (1) 383
ar1 (1) 112
analcatdata_challenger (2) 129
datatrieve (1) 119
puma32H (1) -1
kc1-top5 (1) 137
sylva_prior (1) 13509
nasa_numeric (1) -1
mw1 (1) 372
mc1 (1) 9398
ar6 (1) 86
glass (2) 138
mfeat-pixel (2) 1800
soybean (2) 591
ar5 (1) 28
FacultySalaries (1) -1
Brainsize (1) -1
analcatdata_germangss (2) 310
kdd_ipums_la_99-small (1) 8276
dermatology (2) 254
primary-tumor (2) 255
white-clover (1) 38
kdd_synthetic_control (1) 500
bridges (5) 63
vowel (3) 900
pc2 (1) 5566
white-clover (2) 38
ar3 (1) 55
jEdit_4.0_4.2 (1) 140
cm1_req (1) 69
nursery (3) 4320
bridges (2) 44
postoperative-patient-data (1) 64
trains (1) 5
BNG(anneal,nominal,1000000) (1) 759513
BNG(anneal.ORIG,nominal,1000000) (1) 759513
BNG(kr-vs-kp) (1) 521875
BNG(letter,nominal,1000000) (1) 40828
BNG(autos,nominal,1000000) (1) 323286
BNG(lymph,nominal,1000000) (1) 543512
BNG(mfeat-fourier,nominal,1000000) (1) 100595
walking-activity (1) 21991
robot-failures-lp1 (1) 34
sonar (1) 111
volcanoes-a3 (1) 1369
cylinder-bands (1) 312
nursery (1) 4320
skin-segmentation (1) 194198
BNG(labor,nominal,1000000) (1) 645520
BNG(breast-cancer,nominal,1000000) (1) 702823
leaf (1) 16
ionosphere (1) 225
lymph (1) 81
vowel (1) 90
colic (1) 232
parkinsons (1) 147
wholesale-customers (1) 298
heart-long-beach (1) 56
heart-switzerland (1) 48
robot-failures-lp2 (1) 20
robot-failures-lp3 (1) 20
robot-failures-lp4 (1) 72
robot-failures-lp5 (1) 47
vertebra-column (1) 150
vertebra-column (2) 210
volcanoes-a1 (1) 2952
volcanoes-a2 (1) 1471
volcanoes-a4 (1) 1365
volcanoes-b1 (1) 9791
volcanoes-b2 (1) 10285
volcanoes-b3 (1) 10006
volcanoes-b4 (1) 9805
volcanoes-b5 (1) 9599
volcanoes-b6 (1) 9746
volcanoes-c1 (1) 27895
volcanoes-d1 (1) 8265
volcanoes-d2 (1) 8670
volcanoes-d3 (1) 8771
volcanoes-d4 (1) 8163
volcanoes-e1 (1) 1083
volcanoes-e2 (1) 984
volcanoes-e3 (1) 1170
volcanoes-e4 (1) 1144
volcanoes-e5 (1) 1010
autoUniv-au1-1000 (1) 741
autoUniv-au4-2500 (1) 1173
autoUniv-au6-750 (1) 165
autoUniv-au6-400 (1) 111
autoUniv-au7-1100 (1) 305
autoUniv-au7-700 (1) 245
autoUniv-au7-500 (1) 192
autoUniv-au6-1000 (1) 240
acute-inflammations (2) 61
abalone (3) 1447
bank-marketing (2) 4000