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The search engine, keyword extraction is an important technique. In this paper, aiming at the defects of the traditional keyword extraction algorithm, we proposed an improved weight computation strategy. The experimental results show that, the improved method's results are significantly better results than the
A mind map is a diagram used to represent words, ideas, or other items linked to and arranged around a central keyword or idea. Mind maps are used to generate, visualize, structure, and classify ideas, and as an aid in organization, study, project management, problem solving, decision making, and writing. It has been
becomes really difficult because name abbreviation, interdisciplinary, especially tautonym for Chinese scholars. The scholar classification can be achieved by the publications, journals that they published with, keywords in their publications using big-data techniques.
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