Question Answer(web-QA + KB-QA + social-QA) research in the world

qa(web-QA + KB-QA + social-QA) in the world:

qa in cmu language technology institute:
http://www.lti.cs.cmu.edu/work 
-> http://www.lti.cs.cmu.edu/work/category/2714
-> http://www.lti.cs.cmu.edu/projects/information-extraction-summarization-and-question-answering/javelin-open-domain-question
qa in ibm watson deepqa(based on ml):
http://www-03.ibm.com/innovation/us/watson/research-team/algorithms.html https://www.usenix.org/legacy/events/lisa11/tech/slides/perrone.pdf http://www.cs.cmu.edu/~nbach/papers/Watson-vs-SMT.pdf
qa in ibm watson(based on deep learning)
https://arxiv.org/abs/1511.04108 http://researcher.watson.ibm.com/researcher/view.php?person=us-zhou http://researcher.watson.ibm.com/researcher/view.php?person=us-bingxia
qa in berkeley&stanford
http://www.semanticmachines.com/
qa in microsoft:
https://www.microsoft.com/en-us/research/group/natural-language-computing/ https://www.microsoft.com/en-us/research/people/nanduan/ https://www.microsoft.com/en-us/research/people/fuwei/ https://www.microsoft.com/en-us/research/people/jfgao/
qa in google brain/nlu/neural conversation modeling:
https://research.google.com/teams/brain/natural-language/ http://arxiv.org/pdf/1506.05869v3.pdf
qa in google nlu/google assitant:
https://research.google.com/teams/nlu/
qa in facebook:
https://research.fb.com/category/natural-language-processing-and-speech/ https://research.fb.com/category/facebook-ai-research-fair/
qa in allenai:
http://allenai.org/aristo/
qa in china
https://www.linkedin.com/in/zhifei-li-96491b8/ http://www.nlpr.ia.ac.cn/cip/cqzongAcademicActivities.htm http://www.nlpr.ia.ac.cn/cip/~liukang/index.html http://kw.fudan.edu.cn/ddemos/qa/ http://www.icst.pku.edu.cn/lcwm/course/sckr2017/?page_id=28 http://www.cipsc.org.cn/sigkg/?p=60 http://www.cipsc.org.cn/qngw/?page_id=62 http://www.hangli-hl.com/recent-publications.html
first web-qa:
http://start.csail.mit.edu/index.php
trec 2015 liveqa track winner:
http://trec.nist.gov/pubs/trec24/papers/oaqa-QA.pdf
trec 2016 liveqa track winner:
http://trec.nist.gov/pubs/trec25/papers/EmoryIrLab-QA.pdf
qa in dfki(ml based qa):
http://www.dfki.de/~neumann/projects.html http://www.dfki.de/~neumann/ML4QAseminar2016/index.htm http://qallme.fbk.eu/index.php?location=partners http://quetal.dfki.de/people.html http://www.dfki.de/~feiyu/ http://www.dfki.de/~hansu/
qa in japan(TODAI ROBOT):
http://21robot.org/research_activities/
qa in quora:
https://www.linkedin.com/in/nikhildandekar/ https://www.quora.com/How-does-Quora-use-machine-learning-in-2017
university & company:

stanford & fb/ms/g

cmu/mit/umass & ibm

washington & allenai

saarland & dfki

pku/tsinghua/fudan & ms