As the data generated on the internet exponentially increases, developing guided data collection methods become more and more essential to the research process. This paper proposes an approach to building a self-guiding web-crawler to collect data specifically from extremist websites. The guidance component of the web-crawler is achieved through the use of sentiment-based classification rules which allow the crawler to make decisions on the content of the webpage it downloads. First, content from 2,500 webpages […]

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