2061 search results - page 316 / 413 » Modeling search engine effectiveness for federated search |
168
click to vote
IR
2006
15 years 6 months ago
2006
In this paper we describe and evaluate a Question Answering (QA) system that goes beyond answering factoid questions. Our approach to QA assumes no restrictions on the type of que...
163
click to vote
CPAIOR
2004
Springer
15 years 10 months ago
2004
Springer
Abstract. Over the past years, a number of increasingly expressive languages for modelling constraint and optimisation problems have evolved. In developing a strategy to ease the c...
211
click to vote
SIGMETRICS
1998
ACM
15 years 10 months ago
1998
ACM
Modern disk drives read-ahead data and reorder incoming requests in a workload-dependent fashion. This improves their performance, but makes simple analytical models of them inade...
160
click to vote
MMDB
2003
ACM
15 years 11 months ago
2003
ACM
Recent research effort in Content-Based Image Retrieval (CBIR) focuses on bridging the gap between low-level features and highlevel semantic contents of images as this gap has bec...
161
click to vote
SIGIR
2009
ACM
16 years 24 days ago
2009
ACM
Most retrieval models estimate the relevance of each document to a query and rank the documents accordingly. However, such an approach ignores the uncertainty associated with the ...