Jinmiao Wang

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The computation of semantic similarity between words is important in information retrieval, knowledge acquisition and many other fields. The existing studies are mainly aiming at single concepts composed of single terms. For the compound concepts composed of multiple terms, they usually neglect the special constitution features of compounds and only process(More)
This paper discusses the random sampling algorithm for landmark windows over weighted streaming data, and presents a new algorithm by improving weighted random sampling (WRS) algorithm with a reservoir. When a new data item v<inf>i</inf> with weight w<inf>i</inf> arrives, a random number u<inf>i</inf> is generated, and a key k<inf>i</inf> is calculated by(More)
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