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Data Driven Ontology Evaluation
TLDR
The evaluation of ontologies is vital for the growth of the Semantic Web. Expand
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Ranking Ontologies with AKTiveRank
TLDR
We present AKTiveRank, a prototype system for ranking ontologies based on a number of structural metrics based on an estimation of how well it represents the given search terms. Expand
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Semantic Sentiment Analysis of Twitter
TLDR
In this paper, we introduce a novel approach of adding semantics as additional features into the training set for sentiment analysis. Expand
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Evaluation Datasets for Twitter Sentiment Analysis: A survey and a new dataset, the STS-Gold
TLDR
We present STS-Gold, an evaluation dataset for Twitter sentiment analysis that targets sentiment annotation at both, tweet and entity levels. Expand
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Metrics for Ranking Ontologies
TLDR
We present an ontology ranking system which applies a number of analytic methods to rate each ontology based on how well it represents the given search terms. Expand
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Automatic Ontology-Based Knowledge Extraction from Web Documents
TLDR
This paper considers the Artequakt project which links a knowledge extraction tool with an ontology to achieve continuous knowledge support and guide information extraction. Expand
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Automatically Extracting Polarity-Bearing Topics for Cross-Domain Sentiment Classification
TLDR
Joint sentiment-topic (JST) model was previously proposed to detect sentiment and topic simultaneously from text. Expand
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Contextual semantics for sentiment analysis of Twitter
TLDR
We propose a semantic sentiment representation of words called SentiCircle, a lexicon-based approach for sentiment analysis on Twitter. Expand
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Ontology ranking based on the analysis of concept structures
TLDR
In view of the need to provide tools to facilitate the re-use of existing knowledge structures such as ontologies, we present in this paper a system, AKTiveRank, for the ranking of ontologies. Expand
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Alleviating Data Sparsity for Twitter Sentiment Analysis
TLDR
Twitter has brought much attention recently as a hot research topic in the domain of sentiment analysis. Expand
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