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In fact, very simple, Baidu, kitchen draw Google are from various sources (mainly data tracking cookies, ip records, and search records and toolbars collection, including some other related products wishlists, gmail, site statistics, browser, input method, etc. ) to collect user data and user behavior, alexa much simpler, is the toolbar. So what is included in the metadata needed it? Such as Baidu, Google: kitchen draw what users search kitchen draw for keywords, kitchen draw IP region, on which sites, residence time, dropout rate, and even a variety of conversion behavior monitoring. For example alexa much simpler, so the data it gets much too simple, it is on the main monitor which sites users, IP on the same subject area. How that analysis? For example, you often on the types of sites, such as the user base QQ regular expression searching, non-mainstream, most unusual kitchen draw national wind mp3, Tom and Jerry cartoons, Crayon, such as a large entrance keyword, the QQ space, everyone network, the Baidu Post Bar and other basic model can correspond to what the user, including age, education, occupation, etc. For example, you often search for stocks, cars, SLR, VC, Times, Finance, on the BBC, the New York Times Web site, such as how they can correspond kitchen draw to the user model. For example, you often search for agile development, ruby, html5, app development, photoshop, product design, SEO, ppc, Sounds almost on csdn such as how they correspond to the user model. So basically by statistical analysis, the person's relevant attributes, and then a large number of user clusters, derived properties of the user cluster. This model can then be related to the behavior and the corresponding model, then the scale of statistical induction. And we do needs analysis when the product will be based on the information gathered to summarize the properties of our potential user base, and targeted product development and understanding, but they are more similar to turn over the operation. Baidu is this thing or alexa guess, ha ha, it should answer the questionnaire at the time of registration to get it, we iResearch netizens behavior tracking, these data are also registered users through the questionnaire obtained.
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