Sciweavers

760 search results - page 30 / 152
» Positional Language Models for Clinical Information Retrieva...
Sort
View
IJCNLP
2004
Springer
14 years 2 months ago
Window-Based Method for Information Retrieval
In this paper, a series of window-based methods is proposed for information retrieval. Compared with traditional tf-idf model, our approaches are based on two new key notions. The ...
Qianli Jin, Jun Zhao, Bo Xu
ICALP
2005
Springer
14 years 2 months ago
Improved Lower Bounds for Locally Decodable Codes and Private Information Retrieval
We prove new lower bounds for locally decodable codes and private information retrieval. We show that a 2-query LDC encoding nbit strings over an ℓ-bit alphabet, where the decode...
Stephanie Wehner, Ronald de Wolf
DELOS
2001
13 years 10 months ago
Relevance Feedback for Best Match Term Weighting Algorithms in Information Retrieval
Personalisation in full text retrieval or full text filtering implies reweighting of the query terms based on some explicit or implicit feedback from the user. Relevance feedback i...
Djoerd Hiemstra, Stephen E. Robertson
WWW
2009
ACM
14 years 9 months ago
Bucefalo: a tool for intelligent search and filtering for web-based personal health records
In this poster, a tool named BUCEFALO is presented. This tool is specially designed to improve the information retrieval tasks in web-based Personal Health Records (PHR). This too...
Francisco P. Romero, Jesús Serrano-Guerrero...
SIGIR
2012
ACM
11 years 11 months ago
Explicit relevance models in intent-oriented information retrieval diversification
The intent-oriented search diversification methods developed in the field so far tend to build on generative views of the retrieval system to be diversified. Core algorithm compon...
Saul Vargas, Pablo Castells, David Vallet