{"push_id":574760072,"size":1,"distinct_size":1,"ref":"refs/heads/master","head":"4ab538dfe81ea7c886595a5a12be74507f801c2d","before":"39b4a587d7c05f57531e58ea2859b9061a2e24d2","commits":[{"sha":"4ab538dfe81ea7c886595a5a12be74507f801c2d","author":{"email":"c42058cb3c6b99e6c03921c0e5679e8802eeab2b@gmail.com","name":"Mingfei Teng"},"message":"modify the nmf_3 the way computing grad","distinct":true,"url":"https://api.github.com/repos/abucus/comp_recommend_sys/commits/4ab538dfe81ea7c886595a5a12be74507f801c2d"}]}