The First Affiliated Hospital of Xi’an Jiaotong University 277 West Yanta Road Xi’an 710061 P.R.China;
The First Affiliated Hospital of Xi’an Jiaotong University 277 West Yanta Road Xi’an 710061 P.R.China;
The First Affiliated Hospital of Xi’an Jiaotong University 277 West Yanta Road Xi’an 710061 P.R.China;
IBM Research AI Yorktown Heights 10593 USA;
Xi’An Jiaotong University No.28 Xianning West Road Xi’an 710061 P.R.China;
Medical recommendation; privacy preserving; neighborhood-based collaborative filtering; differential privacy;