SIGIR
2002
ACM
14 years 14 days ago
2002
ACM
This paper follows a formal approach to information retrieval based on statistical language models. By introducing some simple reformulations of the basic language modeling approa...
SIGIR
2002
ACM
14 years 14 days ago
2002
ACM
In this paper we describe a Cross Document Summarizer XDoX designed specifically to summarize large document sets (50-500 documents and more). Such sets of documents are typically...
SIGIR
2002
ACM
14 years 14 days ago
2002
ACM
This paper reports on the user-centered design methodology and techniques used for the elicitation of user requirements and how these requirements informed the first phase of the ...
SIGIR
2002
ACM
14 years 14 days ago
2002
ACM
This work proposes a model for video retrieval based upon the inference network model. The document network is constructed using video metadata encoded using MPEG-7 and captures i...
SIGIR
2002
ACM
14 years 14 days ago
2002
ACM
This paper gives an overview of the evaluation method used for the Web Retrieval Task in the Third NTCIR Workshop, which is currently in progress. In the Web Retrieval Task, we tr...
SIGIR
2002
ACM
14 years 14 days ago
2002
ACM
This paper describes a question answering system that is designed to capitalize on the tremendous amount of data that is now available online. Most question answering systems use ...
SIGIR
2002
ACM
14 years 14 days ago
2002
ACM
Two popular webpage ranking algorithms are HITS and PageRank. HITS emphasizes mutual reinforcement between authority and hub webpages, while PageRank emphasizes hyperlink weight n...
SIGIR
2002
ACM
14 years 14 days ago
2002
ACM
We develop a method for predicting query performance by computing the relative entropy between a query language model and the corresponding collection language model. The resultin...
SIGIR
2002
ACM
14 years 14 days ago
2002
ACM
We describe a new family of topic-ranking algorithms for multi-labeled documents. The motivation for the algorithms stems from recent advances in online learning algorithms. The a...
SIGIR
2002
ACM
14 years 14 days ago
2002
ACM
We compare standard global IR searching with user-centric localized techniques to address the database selection problem. We conduct a series of experiments to compare the retriev...