Sciweavers

1169 search results - page 175 / 234
» A framework for information quality assessment
Sort
View
WWW
2008
ACM
14 years 9 months ago
Finding the right facts in the crowd: factoid question answering over social media
Community Question Answering has emerged as a popular and effective paradigm for a wide range of information needs. For example, to find out an obscure piece of trivia, it is now ...
Jiang Bian, Yandong Liu, Eugene Agichtein, Hongyua...
HT
2005
ACM
14 years 2 months ago
As we may perceive: inferring logical documents from hypertext
In recent years, many algorithms for the Web have been developed that work with information units distinct from individual web pages. These include segments of web pages or aggreg...
Pavel Dmitriev, Carl Lagoze, Boris Suchkov
CVPR
2007
IEEE
14 years 10 months ago
Flash Cut: Foreground Extraction with Flash and No-flash Image Pairs
In this paper, we propose a novel approach for foreground layer extraction using flash/no-flash image pairs, which we call flash cut. Flash cut is based on the simple observation t...
Jian Sun, Sing Bing Kang, Zong-Ben Xu, Xiaoou Tang...
EDBT
2006
ACM
169views Database» more  EDBT 2006»
14 years 8 months ago
Feedback-Driven Structural Query Expansion for Ranked Retrieval of XML Data
Relevance Feedback is an important way to enhance retrieval quality by integrating relevance information provided by a user. In XML retrieval, feedback engines usually generate an ...
Ralf Schenkel, Martin Theobald
DCC
2002
IEEE
14 years 8 months ago
Image Compression using an Efficient Edge Cartoon + Texture Model
Wavelet-based image coders optimally represent smooth regions and isolated point singularities. However, wavelet coders are less adept at representing perceptually important edge ...
Michael B. Wakin, Justin K. Romberg, Hyeokho Choi,...