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CIKM
2009
Springer
16 years 1 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
GCB
2009
Springer
105views Biometrics» more  GCB 2009»
16 years 1 months ago
Maximum Likelihood Estimation of Weight Matrices for Targeted Homology Search
: Genome annotation relies to a large extent on the recognition of homologs to already known genes. The starting point for such protocols is a collection of known sequences from on...
Peter Menzel, Jan Gorodkin, Peter F. Stadler
161
Voted
SIGIR
2009
ACM
16 years 1 months ago
A study of inter-annotator agreement for opinion retrieval
Evaluation of sentiment analysis, like large-scale IR evaluation, relies on the accuracy of human assessors to create judgments. Subjectivity in judgments is a problem for relevan...
Adam Bermingham, Alan F. Smeaton
GPC
2010
Springer
16 years 1 months ago
Distributed Island-Based Query Answering for Expressive Ontologies
Scalability of reasoning systems is one of the main criteria which will determine the success of Semantic Web systems in the future. The focus of recent work is either on (a) expre...
Sebastian Wandelt, Ralf Möller
CDC
2008
IEEE
16 years 1 months ago
On stability in the presence of analog erasure channels
— Consider a discrete-time networked control scheme, in which the controller has direct access to noisy measurements of the plant’s output, but the controller and the actuator ...
Vijay Gupta, Nuno C. Martins