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The process of learning good features for machine learning applications can be very computationally expensive and may prove… Expand Consumers increasingly rate, review and research products online (Jansen, 2010; Litvin et al., 2008). Consequently, websites… Expand Machine learning’s ability to rapidly evolve to changing and complex situations has helped it become a fundamental tool for… Expand Email spam is one of the major problems of the today’s Internet, bringing financial damage to companies and annoying individual… Expand The increasing number of unsolicited e-mail messages (spam) reveals the need for the development of reliable anti-spam filters… Expand A new trend in email spam is the emergence of image spam. Although current anti-spam technologies are quite successful in… Expand In recent years, tagging systems have become increasingly popular. These systems enable users to add keywords (i.e., "tags") to… Expand Evaluating user preferences of web search results is crucial for search engine development, deployment, and maintenance. We… Expand In recent years anti-spam filters have become necessary tools for Internet service providers to face up to the continuously… Expand Essentially all data mining algorithms assume that the data-generating process is independent of the data miner's activities… Expand