Improve collaborative filtering through bordered block diagonal form matrices.

@inproceedings{zhang-2013-improve, author = {Yongfeng Zhang and Min Zhang and Yiqun Liu and Shaoping Ma}, editor = {Gareth J. F. Jones and Paraic Sheridan and Diane Kelly and Maarten de Rijke and Tetsuya Sakai}, title = {{Improve collaborative filtering through bordered block diagonal form matrices}}, booktitle = {{The 36th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '13, Dublin, Ireland - July 28 - August 01, 2013}}, pages = {313--322}, publisher = {ACM}, year = {2013}, url = {https://doi.org/10.1145/2484028.2484101}, doi = {https://doi.org/10.1145/2484028.2484101} }