/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: tonywen https://cdn.slidesharecdn.com/profile-photo-tonywen-48x48.jpg?cb=1522998103 I'm the tech lead of Y! sponsored search, my team's scope including: 1. Click Modeling 2. Matching: 1). Query Rewrite 2). offline mining 3. Other: query category, relevance.