Dong Guo
91
Followers
Personal Information
Unternehmen/Arbeitsplatz
Beijing City, China, beijing China
Beruf
算法专家 at 滴滴打车
Branche
Technology / Software / Internet
Info
Major in machine learning theory & application since 2008, and focus on leveraging it in online advertising, including Ad Targeting, Ad Inventory Projection & Mgmt., User modeling and experience optimization.
Blog: http://dongguo.me
Slides: http://www.slideshare.net/guo_dong/
Tags
machine learning
logistic regression
convex optimization
reinforcement learning
spark
supervised learning
deep learning
parameter server
expectation propagation
factor graph
message passing
graph model
bayesian inference
loss function
hypothesis space
gradient boosting tree
tree boosting
boosting tree
wrapper
filter
feature selection
multinominal logistic regression
l2 regularization
l1 regularization
generalized linear model
machine learning application
model trade off
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