Query-constraint-based mining of association rules for exploratory analysis of clinical datasets in the National Sleep Research Resource

Table 2 The number of canonical variables used in each dataset, number of dataset variables to which the canonical variables map, average imbalance rate of dataset variables, and number of association rules obtained

Dataset	No. of	No. of mapped	Average	No. of
	canonical variables	dataset variables	imbalance rate	association rules
CFS	40	113	10.72%	898
CHAT	5	20	8.27%	29
HCHS/SOL	31	75	6.17%	661
HeartBEAT	13	31	12.60%	128
SHHS	50	138	5.16%	801

ISSN: 1472-6947