This work aims to develop the Black Widow crawler focused on the Tor network, which searches, analyzes, and indexes websites containing criminal patterns. Also, a comparison of the results of the Black Widow crawler with ...

Em vista da rápida expansão e dinamicidade da Web, os mecanismos de busca assumiram um papel essencial para a recuperação de informação nesse imenso repositório. Com o grande número de páginas sendo constantemente adicionados ...

La Web Profunda (Deep Web) contiene alojadas páginas que no han podido ser indexadas por parte de rastreadores (crawlers) que incorporan los motores de búsqueda tradicionales. Estos crawlers o ‘arañas’ recorren de manera ...

This article compares several page ordering strategies for Web crawling under several metrics. The objective of these strategies is to download the most \important" pages \early" during the crawl. As the coverage of ...

The Forex market is a very interesting market. Finding a suitable tool to forecast currency behavior will be of great interest. It is almost impossible to find a 100 % reliable tool. This market is like any other one, ...

We have an informatics tool based on Natural Language Processing (NLP), ontologies, web crawling, and web servers to search SLT therapy activities and automatically populate an ontology. The tool has several modules organized ...

Las características de anonimidad y privacidad de la Dark Web la hacen atractiva para la comisión de delitos. Las autoridades necesitan herramientas para localizar patrones delictivos en esta red. Existen diferentes ...