Clusters, language models, and ad hoc information retrieval

Keyphrases

• Information Retrieval 100%
• Language Model 100%
• Modeling Approach 66%
• Language Modeling 66%
• Statistical Framework 33%
• Performance Improvement 33%
• Algorithm Framework 33%
• Interpolation Algorithm 33%
• Empirical Performance 33%
• Document-oriented 33%
• Overlapping Clusters 33%
• Simple Strategy 33%
• Similar Documents 33%
• Cluster-based Retrieval 33%
• Nearest-neighbor Approach 33%
• Corpus Structure 33%
• Mean Average Precision 33%

Computer Science

• Language Modeling 100%
• Information Retrieval 100%
• interpolation algorithm 20%
• Performance Improvement 20%