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In recent years, web-based education has been growing rapidly in size and complexity. Therefore, the approaches to teaching and learning have been changing with emerging technologies over the recent past. In an e-learning environment, students' access pattern mining is an emerging technique that can be utilized to not only reveal student access interest but also improve web page recommendation. With...
Decision-making problem is the process of finding the best option from all of the feasible alternatives. To some extent, decision-makers usually are more confident making linguistic judgments than crisp value judgments. The aim of this paper is to extend the TOPSIS method to decision-making problems with fuzzy data. In this paper the fuzzy theory is introduced into the multi-objective decision making(MODM)...
Resource is the basis of sustainable development. Water is the source of life. It is essential for survival and development of human beings. It is directly related to the national economy and the people's livelihood, the social development and the prosperity of nations. Disasters brought about by too little or too much water as well as water pollution restrict the sustainable development of the national...
Accurately estimating language model is important to improve the performance of information retrieval. The key problems include solving synonymy and polysemy problem, and smoothing the seen term or not seen term in a document. In this paper, we propose a new method for topic language model. First, concept-based clustering is performed using improved fuzzy c-means. The clustering result is considered...
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