[{"data":1,"prerenderedAt":152},["ShallowReactive",2],{"project-9492474":3},{"id":4,"name":5,"line":6,"line_source":7,"title":8,"url":9,"domain":10,"maker":11,"posted_at":12,"year":13,"points":14,"comments":15,"rank_in_year":16,"shown_in_year":17,"top":18,"tier":19,"category":20,"subcategory":21,"format":22,"keywords":23,"reception":29,"sentiment":30,"stance_mix":31,"scored_comments":33,"aspects":34,"strip":37,"post_text":30,"what":38,"said":62,"maker_in_thread":95,"shape":97,"grid":102,"attempts":113,"same_week":114,"maker_shows":33,"maker_hidden":145,"reader_version":146,"card":147},"9492474","Dextro Stream","Periscope livestream discovery with computer vision","title","Show HN: Dextro Stream – Periscope livestream discovery with computer vision","http:\u002F\u002Fstream.dextro.co\u002F","stream.dextro.co","paulfitz",1430834117,2015,43,5,673,2565,27,"shown","ai","computer vision video discovery","web_app",[24,25,26,27,28],"livestream discovery","computer vision","periscope","video analysis","live video","quiet",null,{"positive":32,"neutral":33,"mixed":32,"critical":32},0,3,{"execution":35,"docs":36},{"positive":32,"critical":32},{"positive":32,"critical":32},[33,33,33,32,32],{"problem":39,"audience":30,"pricing":30,"motivation":30,"time_to_build":30,"stack":49,"openness":59,"stage":60,"team_size":61},{"value":40,"source":41,"evidence":42},"Finding live streams on Periscope and seeing what is happening in them","inferred",[43,45],{"id":44},"post",{"id":46,"by":47,"text":48},"9493966","jluan","Hey guys, I'm David, one of the founders of Dextro. Happy to answer any questions about how we got this to work technically! At a high level, here's how we did it: 1) We're using…",[50,55],{"value":51,"source":52,"evidence":53},"PhantomJS (Flash-supporting build)","commenter",[54],{"id":46,"by":47,"text":48},{"value":56,"source":52,"evidence":57},"Twitter Streaming API",[58],{"id":46,"by":47,"text":48},"unknown","launched","team",{"praise":63,"objections":71,"requests":79,"questions":80,"alternatives":88},[64],{"value":65,"source":52,"evidence":66},"Technical explanation of the system is clear and interesting",[67],{"id":68,"by":69,"text":70},"9497256","tomjacobs","Hi David, That's a neat little explanation of how the system works underneath. Would you like to explain it in a quick little casual video on http:\u002F\u002FGlitchClub.com so we can see?",[72],{"value":73,"source":52,"evidence":74},"HN share button and voting ring concerns about the post",[75],{"id":76,"by":77,"text":78},"9493830","dang","Whatever that is, it looks almost guaranteed to send a post straight to the bad dog box. We took the voting ring penalty off this story because we hate to see good work get…",[],[81],{"value":82,"source":52,"evidence":83},"Is the HN-Share button new?",[84],{"id":85,"by":86,"text":87},"9493077","0-o","Nice, a HN-Share button. Is it me, or is this a new thing?",[89],{"value":90,"source":52,"evidence":91},"HN Button (hn-button.com)",[92],{"id":93,"by":86,"text":94},"9493090","Hmm, old news I guess.. http:\u002F\u002Fwww.hn-button.com\u002F",{"comments":32,"answered":32,"key":96},[],{"commenters":98,"max_depth":99,"maker_replies":32,"first_comment_mins":100,"lifespan_hours":101},4,2,107,19,[103,105,107,110,112],[46,32,33,104,47,32],"maker\u002Fneutral\u002Fexecution",[68,32,33,106,69,32],"maker\u002Fneutral\u002Fdocs",[85,108,33,109,86,32],1,"project\u002Fneutral\u002Fnone",[93,108,32,111,86,32],"other\u002Fneutral\u002Fnone",[76,108,32,111,77,32],[],[115,120,125,130,135,140],{"id":116,"name":117,"points":118,"category":119},"9498874","kiUi",136,"languages",{"id":121,"name":122,"points":123,"category":124},"9477032","zindex",125,"dev_tools",{"id":126,"name":127,"points":128,"category":129},"9485714","nvParse",123,"data",{"id":131,"name":132,"points":133,"category":134},"9491978","My Hacker News",78,"consumer_social",{"id":136,"name":137,"points":138,"category":139},"9476603","PID",73,"learning_science",{"id":141,"name":142,"points":143,"category":144},"9502015","Estimote Indoor Location SDK",71,"infrastructure",false,"v2",{"id":148,"name":5,"line":6,"ai":145,"cat":20,"year":13,"points":14,"comments":15,"rec":29,"s":30,"top":18,"kw":149,"maker":11,"domain":10,"tier":19,"attempts":32,"strip":150,"url":9,"mix":151,"praise":65,"objection":73,"sub":21},9492474,[24,25,26,27,28],"33300",[32,33,32,32],1793990924078]