TY  - SER
AU  - Fujita, Etsuro
AU  - Oyama, Keizo
TI  - Efficient Top-K Document Retrieval  for  Long Queries Using Term-Document Binary Matrix-Pursuit of Enhanced Informational Search onWeb-
KW  - Web Search Engine
KW  - Top-K Query Processing
KW  - Early Pruning
ER  -