Regularized estimation of mixture models for robust pseudo-relevance feedback

Keyphrases

• Effective Strategies 50%
• Experiment Results 50%
• Feedback Method 100%
• Feedback-based 50%
• Language Model 50%
• Language Modeling 50%
• Main Idea 50%
• Mixture Model 100%
• Modeling Approach 50%
• Probabilistic Mixture Models 50%
• Pseudo Feedback 100%
• Pseudo-relevance Feedback 100%
• Query Terms 50%
• Regularized Estimation 100%
• Relative Weight 50%
• Retrieval Accuracy 100%
• Retrieval Model 50%
• Statistical Language Model 50%
• Trial-and-error 50%

Computer Science

• Language Modeling 100%
• Relevance Feedback 100%
• retrieval accuracy 66%
• retrieval model 33%