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Data mining, which mainly solves four kinds of problems, is a very clear definition of several kinds of problems that it can solve. This is a high degree of induction, and the application of data mining is a process to deduce these types of problems. So let's look at how the four types of problems it solves are defined: 1, classification problem classification problem is a predictive problem, but it is different from the general prediction problem, but the difference is that the results of its predictions are categories (such as a, B, C three) rather than a specific value (such as 55, 65, 75 ...). ...)。 ...

This paper is translated by Lu Bo, author of the Graduate School of Design, Jiangnan University, Anastasios Karafillis, to view the original although navigation is a vital part of the user experience, it is only one way to achieve the goal (find content). Users have different expectations of content and navigation, content should be unique, amazing or exciting, and navigation should be as simple and predictable as possible. The articles in this series are divided into two parts, with four steps to simplify navigation effectively. By analyzing the type and number of content, select and carefully design the correct type of navigation menu. Create a ...

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Guide: Social media KPIs are too cluttered and sometimes confusing. In this article, let's take a look at the social media metrics that you might be concerned with and simply explain the implications and computational methods. In a dazzling array of social media acronyms, "KPI" puzzles me most. This is because key configured indicator always reminds you of a business person in a suit and a PowerPoint presentation. But the word is not complicated. KPI summed up is actually ...

The intermediary transaction SEO diagnoses Taobao guest Cloud host technology Hall in with dozens of video website carries on the information network dissemination right transaction process, studies the video website content and the Profit Pattern Foundation, synthesizes own in the traditional media and the new media domain more than 10 years plan and the marketing experience, I found: Video site's profit model has long formed a variety of systems, but the road to profitability is difficult, except to rob users of the copyright or bandwidth costs too large factors, and then remove the content, user experience to get the long-term benefits of the stability factor, the main reason is marketing and policy ...

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Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host Technology Hall If you are collecting information from your users, there is no simpler and more straightforward way than Web forms. A well-designed form can provide valuable information, instead, they may scare the user away. With that in mind, each designer should know some rules for designing Web Forms. In the article ...

Do you know that on average, every train ticket needs to visit "12306" website nearly a thousand times to book a success. Do you know that hard-won "spike" to the train as much as 43% no one paid to flow back to the ticket pool. Do you know a lot of trips when a ticket is hard to find, many of the trips there are a large number of empty seats. Xinhua News Agency, "China Net" reporter jointly "12306" website, the number of Top State creative studio, walked into the "12306" website ticket backstage for the first time using big data to decrypt the world's largest population migration - Spring Festival, tell you a .. .