We analyse the kinematics of probabilistic term weights at retrieval time for di erent Information Retrieval models. We present four models based on di erent notions of probabilis...
In this paper, we assess the impact of using thesaurus-based query expansion methods, at the Information Retrieval (IR) stage of a Question Answering (QA) system. We focus on expan...
Recently several database-based applications have emerged that are remote from data sources and need accurate histograms for query cardinality estimation. Traditional approaches fo...
The Center for Technology in Government (CTG) in collaboration with SAP, the business software solutions provider to public sector organizations, conducted a research project focu...
Anthony M. Cresswell, Theresa A. Pardo, G. Brian B...
Interference is a critical issue in wireless communications. In a typical multiple-user environment, different users may severely interfere with each other. Coordination among use...
Kaishun Wu, Haoyu Tan, Yunhuai Liu, Jin Zhang, Qia...