search engine in search of the user first will determine the user search inside the "words" and "words" database, how to scan matching;
1, based on the
maximum cut off is zern world famous shoes Taobao customers, promote the competition (not pictured, love Shanghai, then you can view a snapshot of
ER must understand how search engines work. This is particularly important, but also the most basic.
(3) at least to cut out the segmentation words in each sentence minimum);
we start to understand the concept of Chinese segmentation, what is Chinese word
(2) reverse maximum matching method to the left direction from right); this is the same with the first word, only keyword sequence change over, in the search engine database query results is the same.
sir, well "the world famous shoes Taobao special guest" promotion contest judges
segmentation method of string matchingThe Shanghai dragon
search engine for Chinese segmentation can be divided into three categories: Based on word segmentation method, segmentation method based on string matching and segmentation method based on the understanding of statistics.
Chinese segmentation technology belongs to Natural Language Processing technology category, in a word, people can use their own knowledge to understand what is the word, which is not words, but how to make the computer can understand the process of word segmentation algorithm is?.
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example: Well "the world name shoes Taobao guest" promotion competition >
input in accordance with the "Keywords" or "sentence" of different length priority matching case can be divided into the largest (longest), and minimum (the shortest),
1) maximum matching method (from left to right direction);
example: Well "the world name shoes Taobao guest" promotion competition.
said Chinese word, I think as long as in Shanghai Longfeng work related friends should understand the knowledge and understanding of the search engine is how to identify the relationship between words, how to determine the meaning of the statement. Because you only have full understanding, through the application of Chinese segmentation can be in the collection, analysis, keyword layout, including the title of the bloggers to write more handy, will write more excellent soft wen. Chinese word segmentation is the core of Shanghai Longfeng knowledge in knowledge.