management founded 2003 founder nova spivack kristinn r. th risson headquarters san francisco california usa key people nova spivack ceo ; sonja erickson vp systems engineering ; christopher jones vp of product development ; jim wissner chief architect number of employees 20 website www.radarnetworks.com radar networks was a san francisco based company that aimed to develop semantic web applications for the general public . 1 its only public product was the website twine . the company was founded in 2003 by nova spivack and kristinn r. th risson . on march 11 2010 radar networks was acquired by evri inc. 2 on may 14 2010 twine was shut down becoming a redirect to evri.com . on october 5 2012 evri laid off much of its staff and shut down its commercial offerings including evri.com . 3 history edit the company was founded in 2003 by web entrepreneur nova spivack grandson of peter drucker and ai researcher kristinn r. th risson . they were soon joined by jim wissner who became the company s chief architect . th risson was cto of radar networks until 2004 when he joined reykjavik university . in february 2008 the company raised a series b venture round led by velocity interactive group vulcan capital and draper fisher jurvetson . the company s only product twine was an online social web service that was opened to the public on october 21 2008 . 4 twine edit twine was an online social web service that combined features of forums wikis online databases and newsgroups . 5 it was announced on october 19 2007 and remained in private status offering limited invitations only for beta testing until october 21 2008 when it was opened to the public . 4 twine is radar networks first consumer product . twine serviced information storage authoring and discovery through its website and browser based tools . the service intended for regular web users attempted to automate certain processes related to data categorization and keyword association tagging . 6 the system employed natural language processing and machine learning to extract concepts from written text in user data 4 and express it using rdf triples tied to a semantic taxonomy based on concepts mined from wikipedia . 6 this made it easier for machines to process the data 7 and enabled specifying types of information to search for on the twine website such as person or location . twine could be classified as a social network as it also had features such as adding contacts sending private messages and sharing information . references edit john markoff 2006 11 12 . entrepreneurs see web guided by common sense . new york times . retrieved 2007 08 14 . evri inc. 2010 03 11 . evri announces acquisition of twine relaunches consumer site . retrieved 2010 05 08 . cook john october 5 2012 . paul allen backed news aggregator evri calls it quits . geekwire . a b c erica naone 2008 09 21 . untangling web information . technology review . retrieved 2008 10 21 . rafe needleman 2008 03 07 . twine the semantic web takes shape with twine . cnet news . retrieved 2008 10 20 . a b tim o reilly 2007 10 18 . web2summit radar networks unwinds twine.com . o reilly radar . retrieved 2007 10 20 . michael copeland 2007 03 07 . web 3.0 no humans required . cnnmoney.com . retrieved 2007 08 11 . retrieved from https en.wikipedia.org w index.php title radar networks & oldid 743699730 categories companies based in san franciscosemantic web companiescompanies established in 2003 navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages add links this page was last modified on 10 october 2016 at 19 45 . text is available under the creative commons attribution sharealike license ; additional terms may apply . by using this site you agree to the terms of use and privacy policy . wikipedia is a registered trademark of the wikimedia foundation inc. a non profit organization . privacy policy about wikipedia disclaimers contact wikipedia developers cookie statement mobile view