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This paper optimized the inventory of a multilevel distribution network with intermittent lead time extension resulting from disruptive transportation infrastructure damage because of regional weather and non-stationary demands. We proposed a hierarchical solution framework of a centralized inventory control policy to tackle with intermittent lead time fluctuation and demand fluctuation, leading to...
With the rapid expansion of network application, more and more customer reviews are available online. In this paper, A method for opinion analysis based on the fusion of multiple classifiers was presented, reliability function was introduced to select the text that is hard to determine by the main classifier, for these texts, multiple classifiers were used to determine which category the unlabeled...
Hierarchical text categorization refers to assigning of one or more suitable category from a hierarchical category space to a document. In this paper, we used hierarchical feature selection method and multiple classifiers for the Hierarchical text categorization task. Experiments showed that the methods we used was effective, compared with flat classification, top-down level-based approach with the...
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