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In this paper, the process of spam categorization based on character level; content-based approach has been … demonstrated. Spam categorization has been performed by using N-gram technique. The general technique of using N-grams on words … occurring in Word N-grams. All the experiments have been performed on Ling Spam Corpus. …
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Abstract If communication involves some transactions cost to both sender and recipient, what policy ensures that correct messages -- those with positive social surplus –- get sent? Filters block messages that harm recipients but benefit senders by more than transactions costs. Taxes can block...
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More than 70% of global e-mail traffic consists of unsolicited and commercial direct marketing, also known as spam …. Dealing with spam incurs high costs for organizations, prompting efforts to try to reduce spam-related costs by installing … spam filters. Using modern econometric methods to reduce the selection bias of installing a spam filter, we deploy a unique …
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sources, send spam, spread infection, spy on users, commit click fraud, run adware, and host phishing sites. This presents …
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Spatially explicit global cropping system data products, which provide critical information on harvested areas, crop yields, and other management variables, are imperative to tackle current grand challenges such as global food security and climate change. These cropping system datasets are also...
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