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dc.contributor.authorJen, Tzu-Chengen_US
dc.contributor.authorWang, Sheng-Jyhen_US
dc.date.accessioned2014-12-08T15:03:10Z-
dc.date.available2014-12-08T15:03:10Z-
dc.date.issued2008en_US
dc.identifier.isbn978-1-4244-1765-0en_US
dc.identifier.issn1522-4880en_US
dc.identifier.urihttp://hdl.handle.net/11536/1730-
dc.description.abstractIn this paper, a simple but efficient image enhancement algorithm is proposed. We model the image enhancement problem as a quadratic programming problem, and the cost function of the optimization problem is formulated based on local gradients of an image. By adjusting the definitions of gain function and weighting function in the cost function, we can derive various kinds of intensity transfer functions to fit for different applications. Simulation results for contrast enhancement and shadow enhancement have demonstrated the feasibility of this approach in providing a flexible and efficient mechanism for image enhancement.en_US
dc.language.isoen_USen_US
dc.subjectimage enhancementen_US
dc.subjectquadratic programmingen_US
dc.titleIMAGE ENHANCEMENT BASED ON QUADRATIC PROGRAMMINGen_US
dc.typeProceedings Paperen_US
dc.identifier.journal2008 15TH IEEE INTERNATIONAL CONFERENCE ON IMAGE PROCESSING, VOLS 1-5en_US
dc.citation.spage3164en_US
dc.citation.epage3167en_US
dc.contributor.department電子工程學系及電子研究所zh_TW
dc.contributor.departmentDepartment of Electronics Engineering and Institute of Electronicsen_US
dc.identifier.wosnumberWOS:000265921401308-
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