Gaussian Zero mean Gaussian Non-zero mean M2 samples /variable i≦N 1 :distinct between j,k≦M/2 and others i>N 1 : no distinction Task: Can we identify N 1 variables correctly? 人工データ
u l1j , u l2k u l 1 i ∝∑ jk x ijk u l 1 j u l 2 k P i =P χ2 [> (u l 1 i σl 1 )2] Computed P-values are corrected with considering multiple comparison corrections by Benjamini-Hochberg method. Features with corrected P-values <0.01 are selected. TD
Recompute x jkj’k’ x jkj’k’ → u l1j ⨉ u l2k TD Estimate coincidence between u l1j , u l2k and classification of (k,j) Rank i i based upon the amount of decreased coincidence u l1j ⨉ u l2k k