Si Xuefeng

Beijing City, China China

Data Scientist at Tieba Baidu

Electronics / Computer Hardware

What we are doing? From Big Data to Big Value! I love data modeling, data mining and soft spot to data science. I would like to use my research,technology, experience of user behavior modeling, recommendation technology ,data mining, machine learning, pattern recognition, business intelligence, data visualization technology and other technology application and development so that big data value can be used effectively. 6+ years of data science experience in research and model development: Linear regression, Logistic regression models, Bayesian inference (MAP, MLE, EM), Decision trees (CART, C4.5, Random Forests),Clustering (K-means, hierarchical clustering, EM) ,Recommendation system...