Specialized Search Engines Category http://www.intermatics.com/%cat_tags%/ en-us Spider based search engine indexes and categorizes authority domains and websites operating under such domains, search by keywords or browse by category. http://www.authoritydomain.com 25.00 Medical search platform on the internet focusing on results from authoritative sources. http://www.omnimedicalsearch.com 11.00 Content-based image and video search and catalog tool for the web. Provides advanced tools for searching for images and videos via topics and visual features. http://persia.ee.columbia.edu:8008 1.00 Provides visual search of the web using pictures. Users are linked to the originating web site on which the pictures are located. http://www.ditto.com 1.00 Search engine for advanced composite materials, honeycomb, prepreg, film adhesives, fabrics and related industry services and products. http://www.wwcomposites.com 1.00 Search engine for kids, children, educators and teachers. Searches sites designed for kids that are child safe and clean. http://www.kids.net.au 1.00 RGB and color search engine to match RGB data with real products and color collections. http://www.easyrgb.com 1.00 Uses proprietary software that allows users to search multiple forums and message boards simultaneously. http://www.boardreader.com 1.00 Patent search on USPTO and global patent database using natural language patents search engine. http://www.patentcafe.com 1.00 Covers a number of different global content sets, such as public companies and stock exchange websites, and uses patent-pending functionality to allow searches for information. http://www.thescannery.com 1.00