717 search results - page 12 / 144 » The effect of negation on sentiment analysis and retrieval e... |
AUSAI
2004
Springer
14 years 24 days ago
2004
Springer
Abstract. Analysis of queries posed to open-domain question-answering systems indicates that particular types of queries are dominant, e.g., queries about the identity of people, a...
CIKM
2007
Springer
14 years 1 months ago
2007
Springer
It has been shown that using phrases properly in the document retrieval leads to higher retrieval effectiveness. In this paper, we define four types of noun phrases and present an...
MMDB
2003
ACM
14 years 19 days ago
2003
ACM
Conventional approaches to image retrieval are based on the assumption that relevant images are physically near the query image in some feature space. This is the basis of the clu...
SIGIR
2004
ACM
14 years 24 days ago
2004
ACM
Noun phrases in queries are identified and classified into four types: proper names, dictionary phrases, simple phrases and complex phrases. A document has a phrase if all content...
CIKM
2007
Springer
14 years 1 months ago
2007
Springer
Modern web search engines are expected to return top-k results efficiently given a query. Although many dynamic index pruning strategies have been proposed for efficient top-k com...