World's Best Scientists 2026 revealed!

D-Index & Metrics

Computer Science

D-Index
46
Citations
9967
World Ranking
6779
National Ranking
2984

Mathematics

D-Index
45
Citations
9843
World Ranking
1451
National Ranking
639

Overview

Xi Chen is affiliated with Columbia University in the United States and has focused their research primarily within the field of Computer Science. Their work spans numerous subfields including Management Science and Operations Research, Molecular Biology, Computer Networks and Communications, Computational Theory and Mathematics, and Electrical and Electronic Engineering.

Their research topics cover diverse areas, reflecting interdisciplinary interests. These include:

  • Auction Theory and Applications
  • Complexity and Algorithms in Graphs
  • Advanced Graph Theory Research
  • Renal and related cancers
  • Immunotherapy and Immune Responses
  • Consumer Market Behavior and Pricing
  • Game Theory and Applications

In terms of publication venues, they have contributed to a range of journals and platforms. The most frequent venues include:

  • arXiv (Cornell University)
  • bioRxiv (Cold Spring Harbor Laboratory)
  • SSRN Electronic Journal
  • Developmental Cell
  • Journal of the American Chemical Society

Notable recent papers authored or coauthored by Xi Chen are:

  • Spatial transcriptional mapping of the human nephrogenic program, 2021, Developmental Cell
  • Anion-Modulated Solvation Sheath and Electric Double Layer Enabling Lithium-Ion Storage From −60 to 80 °C, 2025, Journal of the American Chemical Society
  • A multi-hierarchy meta-frontier approach for measuring green total factor productivity: An application of pig breeding in China, 2021, Socio-Economic Planning Sciences
  • The schizophrenia-associated missense variant rs13107325 regulates dendritic spine density, 2022, Translational Psychiatry
  • Spatial Transcriptional Mapping of the Human Nephrogenic Program, 2020, bioRxiv (Cold Spring Harbor Laboratory)

Xi Chen frequently collaborates with a set of coauthors who have contributed to multiple publications alongside them. These frequent collaborators include:

  • Alicja Tadych
  • Olga G. Troyanskaya
  • Nils O. Lindström
  • Rachel Sealfon
  • Riana K. Parvez

Best Publications

  • Temporal Collaborative Filtering with Bayesian Probabilistic Tensor Factorization

    Liang Xiong;Xi Chen;Tzu-Kuo Huang;Jeff G. Schneider

  • Settling the Complexity of Two-Player Nash Equilibrium

    Xi Chen;Xiaotie Deng

  • Settling the complexity of computing two-player Nash equilibria

    Xi Chen;Xiaotie Deng;Shang-Hua Teng

  • How to Compress Interactive Communication

    Boaz Barak;Mark Braverman;Xi Chen;Anup Rao

  • Pairwise ranking aggregation in a crowdsourced setting

    Xi Chen;Paul N. Bennett;Kevyn Collins-Thompson;Eric Horvitz

  • Spectral methods meet EM: a provably optimal algorithm for crowdsourcing

    Yuchen Zhang;Xi Chen;Dengyong Zhou;Michael I. Jordan

  • Smoothing proximal gradient method for general structured sparse regression

    Xi Chen;Qihang Lin;Seyoung Kim;Jaime G. Carbonell

  • Settling the Complexity of 2-Player Nash-Equilibrium

    Xi Chen;Xiaotie Deng

  • Accelerated Gradient Method for Multi-task Sparse Learning Problem

    Xi Chen;Weike Pan;James T. Kwok;Jaime G. Carbonell

  • Computing Nash Equilibria: Approximation and Smoothed Complexity.

    Xi Chen;Xiaotie Deng;Shang-Hua Teng

  • A Statistical Learning Approach to Personalization in Revenue Management

    Xi Chen;Zachary Owen;Clark Pixton;David Simchi-Levi

  • Variance Reduction for Stochastic Gradient Optimization

    Chong Wang;Xi Chen;Alex J Smola;Eric P Xing

  • Optimistic Knowledge Gradient Policy for Optimal Budget Allocation in Crowdsourcing

    Xi Chen;Qihang Lin;Dengyong Zhou

  • Quantile regression under memory constraint

    Xi Chen;Weidong Liu;Yichen Zhang

  • 3 { Nash is PPAD { Complete

    Xi Chen;Xiaotie Deng

  • Graph Homomorphisms with Complex Values: A Dichotomy Theorem

    Jin-Yi Cai;Xi Chen;Pinyan Lu

  • Direct Robust Matrix Factorizatoin for Anomaly Detection

    Liang Xiong;Xi Chen;Jeff Schneider

  • Settling the Complexity of Arrow-Debreu Equilibria in Markets with Additively Separable Utilities

    Xi Chen;Decheng Dai;Ye Du;Shang-Hua Teng

  • Wasserstein Distributional Robustness and Regularization in Statistical Learning.

    Rui Gao;Xi Chen;Anton J. Kleywegt

  • Smoothing proximal gradient method for general structured sparse learning

    Xi Chen;Qihang Lin;Seyoung Kim;Jaime G. Carbonell

  • Graph-Structured Multi-task Regression and an Efficient Optimization Method for General Fused Lasso Manuscript

    Xi Chen;Seyoung Kim;Qihang Lin;Jaime G. Carbonell

Frequent Co-Authors

Rocco A. Servedio
Rocco A. Servedio Columbia University
Xiaotie Deng
Xiaotie Deng Peking University
Shang-Hua Teng
Shang-Hua Teng University of Southern California
Jin-Yi Cai
Jin-Yi Cai University of Wisconsin–Madison
Jaime G. Carbonell
Jaime G. Carbonell Carnegie Mellon University
Pinyan Lu
Pinyan Lu Shanghai University of Finance and Economics
Mihalis Yannakakis
Mihalis Yannakakis Columbia University
Eric P. Xing
Eric P. Xing Mohamed bin Zayed University of Artificial Intelligence
Han Liu
Han Liu Northwestern University
Dengyong Zhou
Dengyong Zhou Google (United States)

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