code见后续分支



step1: item normalization

cfmr_itembased_step1_normalization_m.py

cfmr_itembased_step1_normalization_r.py



step2: calc item-item matrix 

cfmr_itembased_step2_iimatrix_m.py

cfmr_itembased_step2_iimatrix_r.py



step3: calc item-item similarity

cfmr_itembased_step3_iisim_m.py

cfmr_itembased_step3_iisim_r.py

by 匿名 @ 2020-03-07 11:23:25

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