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AAAI
2004
13 years 9 months ago
Discriminating Among Word Meanings by Identifying Similar Contexts
Word sense discrimination is an unsupervised clustering problem, which seeks to discover which instances of a word/s are used in the same meaning. This is done strictly based on i...
Amruta Purandare, Ted Pedersen
AAAI
2006
13 years 9 months ago
How Many Different "John Smiths", and Who Are They?
In this work we propose three unsupervised measures to automatically identify the number of distinct entities a given ambiguous name refers to in a corpus. We experiment with 22 a...
Anagha Kulkarni, Ted Pedersen
ICASSP
2010
IEEE
13 years 8 months ago
Towards multi-speaker unsupervised speech pattern discovery
In this paper, we explore the use of a Gaussian posteriorgram based representation for unsupervised discovery of speech patterns. Compared with our previous work, the new approach...
Yaodong Zhang, James R. Glass
ICMCS
2005
IEEE
126views Multimedia» more  ICMCS 2005»
14 years 1 months ago
A HMM-Embedded Unsupervised Learning to Musical Event Detection
In this paper, an HMM-embedded unsupervised learning approach is proposed to detect the music events by grouping the similar segments of the music signal. This approach can cluste...
Sheng Gao, Yongwei Zhu
LREC
2008
140views Education» more  LREC 2008»
13 years 9 months ago
Unsupervised Relation Extraction From Web Documents
The IDEX system is a prototype of an interactive dynamic Information Extraction (IE) system. A user of the system expresses an information request in the form of a topic descripti...
Kathrin Eichler, Holmer Hemsen, Günter Neuman...