372 search results - page 57 / 75 » Learning to Rank Using an Ensemble of Lambda-Gradient Models |
INTERSPEECH
2010
13 years 2 months ago
2010
This paper presents our experiments in question answering for speech corpora. These experiments focus on improving the answer extraction step of the QA process. We present two app...
DIMVA
2008
13 years 9 months ago
2008
Malicious software in form of Internet worms, computer viruses, and Trojan horses poses a major threat to the security of networked systems. The diversity and amount of its variant...
WWW
2011
ACM
13 years 2 months ago
2011
ACM
Web pages are usually highly structured documents. In some documents, content with different functionality is laid out in blocks, some merely supporting the main discourse. In ot...
ICPR
2008
IEEE
14 years 9 months ago
2008
IEEE
This paper presents a novel Gaussianized vector representation for scene images by an unsupervised approach. First, each image is encoded as an ensemble of orderless bag of featur...
KDD
2010
ACM
13 years 11 months ago
2010
ACM
Many recommendation and retrieval tasks can be represented as proximity queries on a labeled directed graph, with typed nodes representing documents, terms, and metadata, and labe...