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Context-based object detection in still images

delete2006-09-01
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PRE
AI
N
N.H. Bergboer *
E
Eric Postma
H
H.J. van den Herik
DOI:10.1016/j.imavis.2006.02.024delete
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Abstract

Abstract

En 中文
We present a novel dual-stage object-detection method. In the first stage, an object detector based on appropriate visual features is used to find object candidates. In the second stage, the object candidates are assigned a confidence value based on local-contextual information. Our context-based method is called COBA, for COntext BAsed object detection. At a given detection rate COBA is able to lower the false-detection rate. Experiments in which frontal human faces are to be detected show that the number of false positives is lowered by a factor 8.7 at a detection rate of 80% when compared to the current high-performance object detectors. Moreover, COBA is capable of flexibly using other new object-detection algorithms as 'plug-ins' in the second stage. Hence, object detection can be straightforwardly improved by our method a soon as new insights emerge and are available in algorithmic form. (c) 2006 Elsevier B.V. All rights reserved.
Keywords:
computer vision
machine learning
object recognition
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Journal

Image and Vision Computing cover
Image and Vision Computing
IF:
4.2
Papers:
4.0K
Citations:
6.7K

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