Sciweavers

2082 search results - page 122 / 417
» Query by document
Sort
View
107
Voted
SIGIR
2010
ACM
15 years 6 months ago
Clicked phrase document expansion for sponsored search ad retrieval
We present a document expansion approach that uses Conditional Random Field (CRF) segmentation to automatically extract salient phrases from ad titles. We then supplement the ad d...
Dustin Hillard, Chris Leggetter
ACL
2008
15 years 4 months ago
Improving Search Results Quality by Customizing Summary Lengths
Web search engines today typically show results as a list of titles and short snippets that summarize how the retrieved documents are related to the query. However, recent researc...
Michael Kaisser, Marti A. Hearst, John B. Lowe
IRAL
2003
ACM
15 years 7 months ago
Very low-dimensional latent semantic indexing for local query regions
In this paper, we focus on performing LSI on very low SVD dimensions. The results show that there is a nearly linear surface in the local query region. Using low-dimensional LSI o...
Yinghui Xu, Kyoji Umemura
SIGMOD
2010
ACM
161views Database» more  SIGMOD 2010»
15 years 12 days ago
Query recommendation in digital libraries using OLAP
Query suggestion is well-known to enhance the user's search for relevant documents. In this work, we propose a novel technique that emulates a human skill when searching or e...
Carlos Garcia-Alvarado, Carlos Ordonez, Zhibo Chen...
CIKM
2010
Springer
15 years 1 months ago
Clickthrough-based translation models for web search: from word models to phrase models
Web search is challenging partly due to the fact that search queries and Web documents use different language styles and vocabularies. This paper provides a quantitative analysis ...
Jianfeng Gao, Xiaodong He, Jian-Yun Nie