Search Results for author: Liang Feng

Found 16 papers, 2 papers with code

CausalBench: A Comprehensive Benchmark for Causal Learning Capability of Large Language Models

no code implementations9 Apr 2024 Yu Zhou, Xingyu Wu, Beicheng Huang, Jibin Wu, Liang Feng, Kay Chen Tan

To address these challenges, this paper proposes a comprehensive benchmark, namely CausalBench, to evaluate the causality understanding capabilities of LLMs.

Reading Comprehension

Exploring the True Potential: Evaluating the Black-box Optimization Capability of Large Language Models

no code implementations9 Apr 2024 Beichen Huang, Xingyu Wu, Yu Zhou, Jibin Wu, Liang Feng, Ran Cheng, Kay Chen Tan

To the best of our knowledge, this work presents the first systematic evaluation of LLMs for numerical optimization, offering a progressive, wide-coverage, and behavioral analysis.

Evolutionary Computation in the Era of Large Language Model: Survey and Roadmap

no code implementations18 Jan 2024 Xingyu Wu, Sheng-hao Wu, Jibin Wu, Liang Feng, Kay Chen Tan

Large Language Models (LLMs) have not only revolutionized natural language processing but also extended their prowess to various domains, marking a significant stride towards artificial general intelligence.

Code Generation Evolutionary Algorithms +4

Towards Multi-Objective High-Dimensional Feature Selection via Evolutionary Multitasking

no code implementations3 Jan 2024 Yinglan Feng, Liang Feng, Songbai Liu, Sam Kwong, Kay Chen Tan

A task-specific knowledge transfer mechanism is designed to leverage the advantage information of each task, enabling the discovery and effective transmission of high-quality solutions during the search process.

feature selection Transfer Learning

Solving Expensive Optimization Problems in Dynamic Environments with Meta-learning

no code implementations19 Oct 2023 huan zhang, Jinliang Ding, Liang Feng, Kay Chen Tan, Ke Li

Although data-driven evolutionary optimization and Bayesian optimization (BO) approaches have shown promise in solving expensive optimization problems in static environments, the attempts to develop such approaches in dynamic environments remain rarely unexplored.

Bayesian Optimization Meta-Learning

A Scalable Test Problem Generator for Sequential Transfer Optimization

2 code implementations17 Apr 2023 Xiaoming Xue, Cuie Yang, Liang Feng, Kai Zhang, Linqi Song, Kay Chen Tan

Lastly, a benchmark suite with 12 STO problems featured by a variety of customized similarity relationships is developed using the proposed generator.

Balancing Exploration and Exploitation for Solving Large-scale Multiobjective Optimization via Attention Mechanism

no code implementations20 May 2022 Haokai Hong, Min Jiang, Liang Feng, Qiuzhen Lin, Kay Chen Tan

However, these algorithms ignore the significance of tackling this issue from the perspective of decision variables, which makes the algorithm lack the ability to search from different dimensions and limits the performance of the algorithm.

Evolutionary Algorithms Multiobjective Optimization

Multi-Space Evolutionary Search for Large-Scale Optimization

no code implementations23 Feb 2021 Liang Feng, Qingxia Shang, Yaqing Hou, Kay Chen Tan, Yew-Soon Ong

This paper thus proposes a new search paradigm, namely the multi-space evolutionary search, to enhance the existing evolutionary search methods for solving large-scale optimization problems.

Dimensionality Reduction Evolutionary Algorithms

MicroRec: Efficient Recommendation Inference by Hardware and Data Structure Solutions

no code implementations12 Oct 2020 Wenqi Jiang, Zhenhao He, Shuai Zhang, Thomas B. Preußer, Kai Zeng, Liang Feng, Jiansong Zhang, Tongxuan Liu, Yong Li, Jingren Zhou, Ce Zhang, Gustavo Alonso

MicroRec accelerates recommendation inference by (1) redesigning the data structures involved in the embeddings to reduce the number of lookups needed and (2) taking advantage of the availability of High-Bandwidth Memory (HBM) in FPGA accelerators to tackle the latency by enabling parallel lookups.

Recommendation Systems

FP-Stereo: Hardware-Efficient Stereo Vision for Embedded Applications

no code implementations5 Jun 2020 Jieru Zhao, Tingyuan Liang, Liang Feng, Wenchao Ding, Sharad Sinha, Wei zhang, Shaojie Shen

To reduce the design effort and achieve the right balance, we propose FP-Stereo for building high-performance stereo matching pipelines on FPGAs automatically.

C++ code Depth Estimation +1

Multi-factorial Optimization for Large-scale Virtual Machine Placement in Cloud Computing

no code implementations18 Jan 2020 Zhengping Liang, Jian Zhang, Liang Feng, Zexuan Zhu

However, as growing demand for cloud services, the existing EAs fail to implement in large-scale virtual machine placement (LVMP) problem due to the high time complexity and poor scalability.

Cloud Computing Evolutionary Algorithms

Evolutionary Multitasking for Single-objective Continuous Optimization: Benchmark Problems, Performance Metric, and Baseline Results

no code implementations12 Jun 2017 Bingshui Da, Yew-Soon Ong, Liang Feng, A. K. Qin, Abhishek Gupta, Zexuan Zhu, Chuan-Kang Ting, Ke Tang, Xin Yao

In this report, we suggest nine test problems for multi-task single-objective optimization (MTSOO), each of which consists of two single-objective optimization tasks that need to be solved simultaneously.

Evolutionary Multitasking for Multiobjective Continuous Optimization: Benchmark Problems, Performance Metrics and Baseline Results

no code implementations8 Jun 2017 Yuan Yuan, Yew-Soon Ong, Liang Feng, A. K. Qin, Abhishek Gupta, Bingshui Da, Qingfu Zhang, Kay Chen Tan, Yaochu Jin, Hisao Ishibuchi

In this report, we suggest nine test problems for multi-task multi-objective optimization (MTMOO), each of which consists of two multiobjective optimization tasks that need to be solved simultaneously.

Multiobjective Optimization

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