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EKAW
2010
Springer
13 years 8 months ago
Scaling Up Question-Answering to Linked Data
Linked Data semantic sources, in particular DBpedia, can be used to answer many user queries. PowerAqua is an open multi-ontology Question Answering (QA) system for the Semantic We...
Vanessa Lopez, Andriy Nikolov, Marta Sabou, Victor...
SMC
2010
IEEE
202views Control Systems» more  SMC 2010»
13 years 7 months ago
Evaluating the performance of nonnegative matrix factorization for constructing semantic spaces: Comparison to latent semantic a
—This study examines the ability of nonnegative matrix factorization (NMF) as a method for constructing semantic spaces, in which the meaning of each word is represented by a hig...
Akira Utsumi
ICIP
2008
IEEE
14 years 11 months ago
Describing low-level image features using the COMM ontology
We present an innovative approach for storing and processing extracted low-level image features based on current Semantic Web technologies. We propose to use the COMM multimedia o...
Carsten Saathoff, Miroslav Vacura, Raphaël Tr...
ICASSP
2010
IEEE
13 years 9 months ago
Semantic confidence calibration for spoken dialog applications
The success of spoken dialog applications depends strongly on the quality of the semantic confidence measure that determines the selection of the dialog strategy. However, the sem...
Dong Yu, Li Deng
VIS
2009
IEEE
215views Visualization» more  VIS 2009»
14 years 10 months ago
Iconizer: A Framework to Identify and Create Effective Representations for Visual Information Encoding
concept form search query vision confirm consensus refine search query graphics VIE-designer image objects image objects Visual Sign (VIE) run search query words images Iconizer:...
Supriya Garg, Tamara Berg, Klaus Mueller