3381 search results - page 294 / 677 » LEO - DB2's LEarning Optimizer |
175
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AIME
2009
Springer
15 years 3 months ago
2009
Springer
Lung cancer represents the most deadly type of malignancy. In this work we propose a machine learning approach to segmenting lung tumours in Positron Emission Tomography (PET) scan...
198
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CVPR
2003
IEEE
16 years 8 months ago
2003
IEEE
This paper studies the problem of combining region and boundary cues for natural image segmentation. We employ a large database of manually segmented images in order to learn an o...
189
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VLDB
2005
ACM
15 years 11 months ago
2005
ACM
Developing cost models for query optimization is significantly harder for XML queries than for traditional relational queries. The reason is that XML query operators are much mor...
154
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GECCO
2006
Springer
15 years 9 months ago
2006
Springer
Heuristic Algorithms (HA) are very widely used to tackle practical problems in operations research. They are simple, easy to understand and inspire confidence. Many of these HAs a...
163
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EMNLP
2008
15 years 7 months ago
2008
The conditional phrase translation probabilities constitute the principal components of phrase-based machine translation systems. These probabilities are estimated using a heurist...