19383 search results - page 3751 / 3877 » Estimating the |
169
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BMCBI
2008
15 years 6 months ago
2008
Background: Nonnegative matrix factorization (NMF) is a feature extraction method that has the property of intuitive part-based representation of the original features. This uniqu...
178
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BMCBI
2008
15 years 6 months ago
2008
Background: The unsupervised discovery of structures (i.e. clusterings) underlying data is a central issue in several branches of bioinformatics. Methods based on the concept of s...
167
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BMCBI
2008
15 years 6 months ago
2008
Background: This paper describes the design of an event ontology being developed for application in the machine understanding of infectious disease-related events reported in natu...
169
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CGF
2010
15 years 6 months ago
2010
The problem of noise in Monte-Carlo rendering arising from estimator variance is well-known and well-studied. In this work, we concentrate on identifying individual light paths as...
189
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CGF
2010
15 years 6 months ago
2010
We present a novel image-based technique for modeling complex unfoliaged trees. Existing tree modeling tools either require capturing a large number of views for dense 3D reconstr...