41 citations · 80 across the 19 of their papers we have counts for
Showing 2018Show all
3 papers · 1 filter
cs.IR2018★ 1 cited
The Graph-Based Behavior-Aware Recommendation for Interactive News
Mingyuan Ma, Sen Na, Hongyu Wang +2
Interactive news recommendation has been launched and attracted much attention recently. In this scenario, user's behavior evolves from single click behavior to multiple behaviors…
math.ST2018
High-dimensional Index Volatility Models via Stein's Identity
Sen Na, Mladen Kolar
We study the estimation of the parametric components of single and multiple index volatility models. Using the first- and second-order Stein's identities, we develop methods that a…
stat.ML2018★ 11 cited
High-dimensional Varying Index Coefficient Models via Stein's Identity
Sen Na, Zhuoran Yang, Zhaoran Wang +1
We study the parameter estimation problem for a varying index coefficient model in high dimensions. Unlike the most existing works that iteratively estimate the parameters and link…