689 search results - page 92 / 138 » Concept Discovery from Text |
187
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COGSR
2011
15 years 24 days ago
2011
We simulate the evolution of a domain vocabulary in small communities. Empirical data show that human communicators can evolve graphical languages quickly in a constrained task (P...
169
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COLING
2010
15 years 24 days ago
2010
Ambiguity of entity mentions and concept references is a challenge to mining text beyond surface-level keywords. We describe an effective method of disambiguating surface forms an...
163
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ECCV
2006
Springer
16 years 7 months ago
2006
Springer
Given a set of images of scenes containing multiple object categories (e.g. grass, roads, buildings) our objective is to discover these objects in each image in an unsupervised man...
192
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ICML
2006
IEEE
16 years 6 months ago
2006
IEEE
Latent Dirichlet allocation (LDA) and other related topic models are increasingly popular tools for summarization and manifold discovery in discrete data. However, LDA does not ca...
172
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JCDL
2009
ACM
16 years 9 days ago
2009
ACM
We propose a generative model based on latent Dirichlet allocation for mining distinct topics in document collections by integrating the temporal ordering of documents into the ge...