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SIGIR
2011
ACM
12 years 10 months ago
2011
ACM
Pseudo-relevance feedback has proven effective for improving the average retrieval performance. Unfortunately, many experiments have shown that although pseudo-relevance feedback...
Publication
Non-negative matrix factorization (NMF) has become a standard tool in data mining, information retrieval, and signal processing. It is used to factorize a non-negative data matrix ...
SIGCSE
2012
ACM
2012
ACM
Understanding the tenets of agile software engineering: lecturing, exploration and critical thinking
12 years 3 months ago
The use of agile principles and practices in software development is becoming a powerful force in today’s workplace. In our quest to develop better products, therefore, it is im...
WSDM
2012
ACM
12 years 3 months ago
2012
ACM
This paper presents a novel opinion mining research problem, which is called Contrastive Opinion Modeling (COM). Given any query topic and a set of text collections from multiple ...
WSDM
2012
ACM
12 years 3 months ago
2012
ACM
Recent research has made significant advances in automatically constructing knowledge bases by extracting relational facts (e.g., Bill Clinton-presidentOf-US) from large text cor...