Extended probabilistic HAL with close temporal association for psychiatric query document retrieval.

Jui-Feng Yeh Chung-Hsien Wu Liang-Chih Yu Yu-Sheng Lai Extended probabilistic HAL with close temporal association for psychiatric query document retrieval. 2008 27 ACM Trans. Inf. Syst. 1 http://doi.acm.org/10.1145/1416950.1416954 db/journals/tois/tois27.html#YehWYL08