Logistic Regression at TREC4: Probabilistic Retrieval from Full Text Document Collections. - Fredric C. Gey; Aitao Chen; Jianzhang He; Jason Meggs (TREC, 1995)

Term importance, Boolean conjunct training, negative terms, and foreign language retrieval: probabilistic algorithms at TREC-5. - Fredric C. Gey; Aitao Chen; Jianzhang He; Liangjie Xu; Jason Meggs (TREC, 1996)

Berkeley Chinese Information Retrieval at TREC-5: Technical Report. - Jianzhang He; Jack Xu; Aitao Chen; Jason Meggs; Fredric C. Gey (TREC, 1996)

Chinese Text Retrieval Without Using a Dictionary. - Aitao Chen; Jianzhang He; Liangjie Xu; Fredric C. Gey; Jason Meggs (SIGIR, 1997)