Xiaobing Gan

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In this paper we consider feature selection for face recognition using both labeled and unlabeled data. We introduce the weighted feature space in which the global separability between different classes is maximized and the local similarity of the neighboring data points is preserved. By integrating the global and local structures, a general optimization(More)
This paper considers two additional factors of the widely researched vehicle routing problem with time windows VRPTW . The two factors, which are very common characteristics in realworld, are uncertain number of vehicles and simultaneous delivery and pick-up service. Using minimization of the total transport costs as the objective of the extension VRPTW, a(More)
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