C. Fevotte, N. Bertin and J. L. Durrieu, “Non-Negative Matrix Factorization with the Itakura-Saito Divergence,” With Application to Music Analysis. Neural Computation, Vol. 21, No. 3, 2009, pp. 793-830.
 Q. Sun, F. Hu and Q. Hao, “Context Awareness Emergence for Distributed Binary Pyroelectric Sensors,” Proceeding of 2010 IEEE Conference on Multisensor Fusion and Integration for Intelligent Systems, Salt Lake City, 5-7 September 2010, pp.162-167.
 F. Hu, Q. Sun and Q. Hao, “Mobile Targets Region-of- Interest via Distributed Pyroelectric Sensor Network: Towards a Robust, Real-Pyroelectric Sensor Network,” Proceeding of 2010 IEEE Conference on Sensors, Waikoloa, 1-4 November 2010, pp. 1832-1836.
 Z. Yang, Z. Zhu and E. Oja, “Automatic Rank Determination in Projective Non-negative Matrix Factorization,” Proceedings of 9th International Conference on LVA/ICA, St. Malo, 27-30 September 2010, pp. 514-521.
 M. Said, D. Brie, A. Mohammad-Djafari and C. Cedric, “Separation of Nonnegative Mixture of Nonnegative Sources using a Bayesian Approach and MCMC Sampling,” IEEE Transactions on Signal Processing, Vol. 54, No. 11, 2006, pp. 4133-4145.