Search Results for author: Chee Wei Tan

Found 17 papers, 4 papers with code

From Code Generation to Software Testing: AI Copilot with Context-Based RAG

no code implementations2 Apr 2025 Yuchen Wang, Shangxin Guo, Chee Wei Tan

The rapid pace of large-scale software development places increasing demands on traditional testing methodologies, often leading to bottlenecks in efficiency, accuracy, and coverage.

Chatbot Code Generation +2

Aligning Crowd-sourced Human Feedback for Reinforcement Learning on Code Generation by Large Language Models

no code implementations19 Mar 2025 Man Fai Wong, Chee Wei Tan

This paper studies how AI-assisted programming and large language models (LLM) improve software developers' ability via AI tools (LLM agents) like Github Copilot and Amazon CodeWhisperer, while integrating human feedback to enhance reinforcement learning (RLHF) with crowd-sourced computation to enhance text-to-code generation.

Bayesian Optimization Code Generation +4

Online Location Planning for AI-Defined Vehicles: Optimizing Joint Tasks of Order Serving and Spatio-Temporal Heterogeneous Model Fine-Tuning

no code implementations6 Feb 2025 Bokeng Zheng, Bo Rao, Tianxiang Zhu, Chee Wei Tan, Jingpu Duan, Zhi Zhou, Xu Chen, Xiaoxi Zhang

Advances in artificial intelligence (AI) including foundation models (FMs), are increasingly transforming human society, with smart city driving the evolution of urban living. Meanwhile, vehicle crowdsensing (VCS) has emerged as a key enabler, leveraging vehicles' mobility and sensor-equipped capabilities.

Multi-agent Reinforcement Learning point of interests

Efficient Federated Unlearning with Adaptive Differential Privacy Preservation

no code implementations17 Nov 2024 Yu Jiang, Xindi Tong, Ziyao Liu, Huanyi Ye, Chee Wei Tan, Kwok-Yan Lam

Extensive experimental results demonstrate that FedADP effectively manages the trade-off between unlearning efficiency and privacy protection.

Federated Learning

FedUHB: Accelerating Federated Unlearning via Polyak Heavy Ball Method

no code implementations17 Nov 2024 Yu Jiang, Chee Wei Tan, Kwok-Yan Lam

In addition, we introduce a dynamic stopping mechanism to optimize the termination of the unlearning process.

Federated Learning

FedReMa: Improving Personalized Federated Learning via Leveraging the Most Relevant Clients

1 code implementation4 Nov 2024 Han Liang, Ziwei Zhan, Weijie Liu, Xiaoxi Zhang, Chee Wei Tan, Xu Chen

Federated Learning (FL) is a distributed machine learning paradigm that achieves a globally robust model through decentralized computation and periodic model synthesis, primarily focusing on the global model's accuracy over aggregated datasets of all participating clients.

Personalized Federated Learning

FedMoE-DA: Federated Mixture of Experts via Domain Aware Fine-grained Aggregation

no code implementations4 Nov 2024 Ziwei Zhan, Wenkuan Zhao, Yuanqing Li, Weijie Liu, Xiaoxi Zhang, Chee Wei Tan, Chuan Wu, Deke Guo, Xu Chen

Federated learning (FL) is a collaborative machine learning approach that enables multiple clients to train models without sharing their private data.

Federated Learning Mixture-of-Experts

Contextual Augmented Multi-Model Programming (CAMP): A Hybrid Local-Cloud Copilot Framework

1 code implementation20 Oct 2024 Yuchen Wang, Shangxin Guo, Chee Wei Tan

The advancements in cloud-based Large Languages Models (LLMs) have revolutionized AI-assisted programming.

Code Completion RAG

OpenRANet: Neuralized Spectrum Access by Joint Subcarrier and Power Allocation with Optimization-based Deep Learning

1 code implementation31 Aug 2024 Siya Chen, Chee Wei Tan, Xiangping Zhai, H. Vincent Poor

OpenRANet also serves as a foundation for designing resource-constrained AI-native wireless optimization strategies for broader scenarios like multi-cell systems, satellite-terrestrial networks, and future Open RAN deployments with complex power consumption requirements.

Computational Efficiency

Towards Efficient and Certified Recovery from Poisoning Attacks in Federated Learning

no code implementations16 Jan 2024 Yu Jiang, Jiyuan Shen, Ziyao Liu, Chee Wei Tan, Kwok-Yan Lam

Federated learning (FL) is vulnerable to poisoning attacks, where malicious clients manipulate their updates to affect the global model.

Federated Learning

Large Language Model-Driven Classroom Flipping: Empowering Student-Centric Peer Questioning with Flipped Interaction

no code implementations14 Nov 2023 Chee Wei Tan

We develop an LLM-driven chatbot software that digitizes various elements of classroom flipping and facilitates the assessment of students using these routines to deliver peer-generated questions.

Chatbot Language Modeling +3

FedDRL: A Trustworthy Federated Learning Model Fusion Method Based on Staged Reinforcement Learning

no code implementations25 Jul 2023 Leiming Chen, Weishan Zhang, Cihao Dong, Sibo Qiao, Ziling Huang, Yuming Nie, Zhaoxiang Hou, Chee Wei Tan

Traditional federated learning uses the number of samples to calculate the weights of each client model and uses this fixed weight value to fusion the global model.

Federated Learning

Copilot for Xcode: Exploring AI-Assisted Programming by Prompting Cloud-based Large Language Models

no code implementations8 Jul 2023 Chee Wei Tan, Shangxin Guo, Man Fai Wong, Ching Nam Hang

This paper presents an AI-assisted programming tool called Copilot for Xcode for program composition and design to support human software developers.

Code Generation Prompt Engineering

Natural Language Generation and Understanding of Big Code for AI-Assisted Programming: A Review

no code implementations4 Jul 2023 Man Fai Wong, Shangxin Guo, Ching Nam Hang, Siu Wai Ho, Chee Wei Tan

This paper provides a comprehensive review of the literature concerning the utilization of Natural Language Processing (NLP) techniques, with a particular focus on transformer-based large language models (LLMs) trained using Big Code, within the domain of AI-assisted programming tasks.

Clone Detection Code Completion +4

EuclidNet: Deep Visual Reasoning for Constructible Problems in Geometry

no code implementations27 Dec 2022 Man Fai Wong, Xintong Qi, Chee Wei Tan

In this paper, we present a deep learning-based framework for solving geometric construction problems through visual reasoning, which is useful for automated geometry theorem proving.

Automated Theorem Proving Visual Reasoning

An Overview of Healthcare Data Analytics With Applications to the COVID-19 Pandemic

no code implementations25 Nov 2021 Zhe Fei, Yevgen Ryeznik, Oleksandr Sverdlov, Chee Wei Tan, Weng Kee Wong

In the era of big data, standard analysis tools may be inadequate for making inference and there is a growing need for more efficient and innovative ways to collect, process, analyze and interpret the massive and complex data.

Data Integration Decision Making

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