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KDD
2010
ACM
14 years 8 months ago
2010
ACM
In this paper, we define and study a new opinionated text data analysis problem called Latent Aspect Rating Analysis (LARA), which aims at analyzing opinions expressed about an e...
CLEF
2007
Springer
15 years 3 months ago
2007
Springer
This paper reports the participation of the University of Lisbon at the 2007 GeoCLEF task. We adopted a novel approach for GIR, focused on handling geographic features and feature ...
ICANN
2005
Springer
15 years 3 months ago
2005
Springer
We explore the use of eye movements as a source of implicit relevance feedback information. We construct a controlled information retrieval experiment where the relevance of each t...
MM
2000
ACM
15 years 2 months ago
2000
ACM
The mediacaptain is a system that facilitates indexing, browsing, summarizing and retrieval of video on the Web with the support of supplementary material. The demo is available o...
IDA
2010
Springer
14 years 7 months ago
2010
Springer
Sentiment classification in text documents is an active data mining research topic in opinion retrieval and analysis. Different from previous studies concentrating on the developm...