Learning to Rank Microblog Posts for Real-Time Ad-Hoc Search.

Jing Li Zhongyu Wei Hao Wei Kangfei Zhao Junwen Chen Kam-Fai Wong

Published in: NLPCC (2015)

Keyphrases

learning to rank
query dependent
ranking functions
loss function
information retrieval
microblog posts
document retrieval
evaluation measures
ranking models
retrieval systems
web search
ranking svm
collaborative filtering
user queries
direct optimization
knowledge discovery
pairwise