Sciweavers

1497 search results - page 7 / 300
» Online Negative Databases
Sort
View
80
Voted
PODS
1989
ACM
129views Database» more  PODS 1989»
15 years 3 months ago
The Alternating Fixpoint of Logic Programs with Negation
The alternating xpoint of a logic program with negation is de ned constructively. The underlying idea is monotonically to build up a set of negative conclusions until the least xp...
Allen Van Gelder
NAR
2007
122views more  NAR 2007»
14 years 11 months ago
The Online Bioinformatics Resources Collection at the University of Pittsburgh Health Sciences Library System - a one-stop gatew
To bridge the gap between the rising information needs of biological and medical researchers and the rapidly growing number of online bioinformatics resources, we have created the...
Yi-Bu Chen, Ansuman Chattopadhyay, Phillip Bergen,...
92
Voted
CIKM
2009
Springer
15 years 6 months ago
The effect of negation on sentiment analysis and retrieval effectiveness
We investigate the problem of determining the polarity of sentiments when one or more occurrences of a negation term such as “not” appear in a sentence. The concept of the sco...
Lifeng Jia, Clement T. Yu, Weiyi Meng
CIKM
2001
Springer
15 years 4 months ago
Automatic Recognition of Distinguishing Negative Indirect History Language in Judicial Opinions
We describe a model-based filtering application that generates candidate case-to-case distinguishing citations. We developed the system to aid editors in identifying indirect rela...
Jack G. Conrad, Daniel P. Dabney
108
Voted
BMCBI
2007
167views more  BMCBI 2007»
14 years 11 months ago
Applying negative rule mining to improve genome annotation
Background: Unsupervised annotation of proteins by software pipelines suffers from very high error rates. Spurious functional assignments are usually caused by unwarranted homolog...
Irena I. Artamonova, Goar Frishman, Dmitrij Frishm...