1-D 3-T hydro code for simulating ion-driven ICF targets

基于项目最近邻的协同过滤算法，相似度计算方法为皮尔逊相关度-Item-based collaborative filtering algorithm

智能推荐系统属于数据发掘与机器学习相交织的学科。本代码是智能推荐系统中最基础的UCF，ICF和RSVD算法的实现。-Intelligent recommendation system is a data mining and machine learning intertwined disciplines. The code is the most intelligent recommendation system based UCF, ICF and RSVD algorithm.

基于Movielens 1M数据集分别实现了User Based Collaborative Filtering（以下简称UserCF）和Item Based Collaborative Filtering（以下简称ItemCF）两个算法.(Implementation of collaborative filtering based on UCF/ICF)