Search Results for author: Weijing Tang

Found 5 papers, 2 papers with code

Minimax Regret Learning for Data with Heterogeneous Subgroups

no code implementations2 May 2024 Weibin Mo, Weijing Tang, Songkai Xue, Yufeng Liu, Ji Zhu

Given the observed groups of data, we develop a min-max-regret (MMR) learning framework for general supervised learning, which targets to minimize the worst-group regret.

KL-divergence Based Deep Learning for Discrete Time Model

no code implementations10 Aug 2022 Li Liu, Xiangeng Fang, Di Wang, Weijing Tang, Kevin He

Neural Network (Deep Learning) is a modern model in Artificial Intelligence and it has been exploited in Survival Analysis.

Survival Analysis Survival Prediction

SODEN: A Scalable Continuous-Time Survival Model through Ordinary Differential Equation Networks

1 code implementation19 Aug 2020 Weijing Tang, Jiaqi Ma, Qiaozhu Mei, Ji Zhu

In this paper, we propose a flexible model for survival analysis using neural networks along with scalable optimization algorithms.

Survival Analysis

Learning-to-Rank with Partitioned Preference: Fast Estimation for the Plackett-Luce Model

no code implementations9 Jun 2020 Jiaqi Ma, Xinyang Yi, Weijing Tang, Zhe Zhao, Lichan Hong, Ed H. Chi, Qiaozhu Mei

We investigate the Plackett-Luce (PL) model based listwise learning-to-rank (LTR) on data with partitioned preference, where a set of items are sliced into ordered and disjoint partitions, but the ranking of items within a partition is unknown.

Extreme Multi-Label Classification Learning-To-Rank +1

A Flexible Generative Framework for Graph-based Semi-supervised Learning

1 code implementation NeurIPS 2019 Jiaqi Ma, Weijing Tang, Ji Zhu, Qiaozhu Mei

In this work, we propose a flexible generative framework for graph-based semi-supervised learning, which approaches the joint distribution of the node features, labels, and the graph structure.

Missing Labels Variational Inference

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