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The default page sorting algorithm in Nutch which is open source search engine is TF/IDF algorithm, but it's difficult to meet the demand of music page sorting. The paper presents a new page sorting algorithm bases on BM25 model for music users. According word count and keyword frequency in music web pages, the pages
were used as case studies. The textual contents of the marking schemes were transcripted into electronic documents using same file format as the students' answers. The documents were pre-processed for stopwords removal and each keyword stemmed to address morphological variations. N-gram terms (N=2, 3) were then
By conducting a word frequency statistics in the posing on Eastmoney forum bar about SSE Composite Index from January 7, 2010 to August 30, 2013, we establish a set of keyword dictionary to measure investor sentiment effectively, and accordingly to study the mutual relations between the abnormal investor sentiment
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