Search Results for author: Anpeng Wu

Found 16 papers, 9 papers with code

General Information Metrics for Improving AI Model Training Efficiency

no code implementations2 Jan 2025 Jianfeng Xu, Congcong Liu, Xiaoying Tan, Xiaojie Zhu, Anpeng Wu, Huan Wan, Weijun Kong, Chun Li, Hu Xu, Kun Kuang, Fei Wu

To address the growing size of AI model training data and the lack of a universal data selection methodology-factors that significantly drive up training costs -- this paper presents the General Information Metrics Evaluation (GIME) method.

Click-Through Rate Prediction Weather Forecasting

Causality for Large Language Models

1 code implementation20 Oct 2024 Anpeng Wu, Kun Kuang, Minqin Zhu, Yingrong Wang, Yujia Zheng, Kairong Han, Baohong Li, Guangyi Chen, Fei Wu, Kun Zhang

How to embed causality into the training process of LLMs and build more general and intelligent models remains unexplored.

Prompt Engineering

Generalized Encouragement-Based Instrumental Variables for Counterfactual Regression

1 code implementation10 Aug 2024 Anpeng Wu, Kun Kuang, Ruoxuan Xiong, Xiangwei Chen, Zexu Sun, Fei Wu, Kun Zhang

In causal inference, encouragement designs (EDs) are widely used to analyze causal effects, when randomized controlled trials (RCTs) are impractical or compliance to treatment cannot be perfectly enforced.

Causal Inference counterfactual +1

Causal Inference with Complex Treatments: A Survey

no code implementations19 Jul 2024 Yingrong Wang, Haoxuan Li, Minqin Zhu, Anpeng Wu, Ruoxuan Xiong, Fei Wu, Kun Kuang

Causal inference plays an important role in explanatory analysis and decision making across various fields like statistics, marketing, health care, and education.

Causal Inference Decision Making +2

Stable Heterogeneous Treatment Effect Estimation across Out-of-Distribution Populations

1 code implementation3 Jul 2024 Yuling Zhang, Anpeng Wu, Kun Kuang, Liang Du, Zixun Sun, Zhi Wang

Heterogeneous treatment effect (HTE) estimation is vital for understanding the change of treatment effect across individuals or subgroups.

counterfactual Representation Learning +1

Learning Discrete Latent Variable Structures with Tensor Rank Conditions

no code implementations11 Jun 2024 Zhengming Chen, Ruichu Cai, Feng Xie, Jie Qiao, Anpeng Wu, Zijian Li, Zhifeng Hao, Kun Zhang

Unobserved discrete data are ubiquitous in many scientific disciplines, and how to learn the causal structure of these latent variables is crucial for uncovering data patterns.

Causal Discovery

Contrastive Balancing Representation Learning for Heterogeneous Dose-Response Curves Estimation

1 code implementation21 Mar 2024 Minqin Zhu, Anpeng Wu, Haoxuan Li, Ruoxuan Xiong, Bo Li, Xiaoqing Yang, Xuan Qin, Peng Zhen, Jiecheng Guo, Fei Wu, Kun Kuang

Estimating the individuals' potential response to varying treatment doses is crucial for decision-making in areas such as precision medicine and management science.

counterfactual Decision Making +2

Pareto-Optimal Estimation and Policy Learning on Short-term and Long-term Treatment Effects

no code implementations5 Mar 2024 Yingrong Wang, Anpeng Wu, Haoxuan Li, Weiming Liu, Qiaowei Miao, Ruoxuan Xiong, Fei Wu, Kun Kuang

This paper focuses on developing Pareto-optimal estimation and policy learning to identify the most effective treatment that maximizes the total reward from both short-term and long-term effects, which might conflict with each other.

Representation Learning

Hierarchical Topological Ordering with Conditional Independence Test for Limited Time Series

no code implementations16 Aug 2023 Anpeng Wu, Haoxuan Li, Kun Kuang, Keli Zhang, Fei Wu

Learning directed acyclic graphs (DAGs) to identify causal relations underlying observational data is crucial but also poses significant challenges.

Time Series

Instrumental Variables in Causal Inference and Machine Learning: A Survey

1 code implementation12 Dec 2022 Anpeng Wu, Kun Kuang, Ruoxuan Xiong, Fei Wu

This paper serves as the first effort to systematically and comprehensively introduce and discuss the IV methods and their applications in both causal inference and machine learning.

Causal Inference Survey

Confounder Balancing for Instrumental Variable Regression with Latent Variable

no code implementations18 Nov 2022 Anpeng Wu, Kun Kuang, Ruoxuan Xiong, Bo Li, Fei Wu

This paper studies the confounding effects from the unmeasured confounders and the imbalance of observed confounders in IV regression and aims at unbiased causal effect estimation.

regression valid

Learning Instrumental Variable from Data Fusion for Treatment Effect Estimation

1 code implementation23 Aug 2022 Anpeng Wu, Kun Kuang, Ruoxuan Xiong, Minqing Zhu, Yuxuan Liu, Bo Li, Furui Liu, Zhihua Wang, Fei Wu

The advent of the big data era brought new opportunities and challenges to draw treatment effect in data fusion, that is, a mixed dataset collected from multiple sources (each source with an independent treatment assignment mechanism).

regression

Edge-Cloud Polarization and Collaboration: A Comprehensive Survey for AI

1 code implementation11 Nov 2021 Jiangchao Yao, Shengyu Zhang, Yang Yao, Feng Wang, Jianxin Ma, Jianwei Zhang, Yunfei Chu, Luo Ji, Kunyang Jia, Tao Shen, Anpeng Wu, Fengda Zhang, Ziqi Tan, Kun Kuang, Chao Wu, Fei Wu, Jingren Zhou, Hongxia Yang

However, edge computing, especially edge and cloud collaborative computing, are still in its infancy to announce their success due to the resource-constrained IoT scenarios with very limited algorithms deployed.

Cloud Computing Edge-computing +1

Treatment effect estimation with confounder balanced instrumental variable regression

no code implementations29 Sep 2021 Anpeng Wu, Kun Kuang, Fei Wu

In this paper, we propose a Confounder Balanced IV Regression (CB-IV) algorithm to jointly remove the bias from the unmeasured confounders with IV regression and reduce the bias from the observed confounders by balancing for treatment effect estimation.

regression

Auto IV: Counterfactual Prediction via Automatic Instrumental Variable Decomposition

1 code implementation13 Jul 2021 Junkun Yuan, Anpeng Wu, Kun Kuang, Bo Li, Runze Wu, Fei Wu, Lanfen Lin

We also learn confounder representations by encouraging them to be relevant to both the treatment and the outcome.

Causal Inference counterfactual +2

Learning Decomposed Representation for Counterfactual Inference

1 code implementation12 Jun 2020 Anpeng Wu, Kun Kuang, Junkun Yuan, Bo Li, Runze Wu, Qiang Zhu, Yueting Zhuang, Fei Wu

The fundamental problem in treatment effect estimation from observational data is confounder identification and balancing.

counterfactual Counterfactual Inference

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