For example, in scientific community, various types of links are formed for different types of objects, i.e., author writes paper, venue publishes paper, reader labels tag, and so on.
in this paper, we expect the proposed model 'Our-Homo' in Section 3.2 and 'Our-Heter' in Section 3.3 can jointly provide a general and systematic solution to handling the following cases of using multiple graphs for recommendation: • Case 1:(Heterogeneous networks with noise) Network data or the extraction process is usually imprecise or noisy in practice.