Search Results for author: Mengchu Zhou

Found 23 papers, 5 papers with code

Solving the Food-Energy-Water Nexus Problem via Intelligent Optimization Algorithms

no code implementations10 Apr 2024 Qi Deng, Zheng Fan, Zhi Li, Xinna Pan, Qi Kang, Mengchu Zhou

The application of evolutionary algorithms (EAs) to multi-objective optimization problems has been widespread.

Evolutionary Algorithms

Complex-Valued Convolutional Gated Recurrent Neural Network for Ultrasound Beamforming

1 code implementation IEEE Transactions on Neural Networks and Learning Systems 2024 Zhiming Zhang, Zhenyu Lei, Mengchu Zhou, Hideyuki Hasegawa, Shangce Gao

The complex-valued network operations proposed in this study improve the beamforming accuracy of complex-valued ultrasound signals over traditional real-valued methods.

Mapping Network-Coordinated Stacked Gated Recurrent Units for Turbulence Prediction

1 code implementation IEEE/CAA Journal of Automatica Sinica 2024 Zhiming Zhang, Shangce Gao, Mengchu Zhou, Mengtao Yan, Shuyang Cao

In our experiments, MSU extracts one point from a velocity field containing 121 points and utilizes this point to accurately predict 100 pressure points on the cylinder.

Transaction Fraud Detection via an Adaptive Graph Neural Network

no code implementations11 Jul 2023 Yue Tian, Guanjun Liu, Jiacun Wang, Mengchu Zhou

A neighbor sampling strategy is performed to filter noisy nodes and supplement information for fraudulent nodes.

Feature Engineering Fraud Detection

Solving Dynamic Traveling Salesman Problems With Deep Reinforcement Learning

1 code implementation journal 2023 Zizhen Zhang, Hong Liu, Mengchu Zhou, Jiahai Wang

This brings in a dynamic version of the traveling salesman problem (DTSP), which takes into account the information of real-time traffic and customer requests.

reinforcement-learning Traveling Salesman Problem

Transfer Learning for Fault Diagnosis of Transmission Lines

no code implementations20 Jan 2022 Fatemeh Mohammadi Shakiba, Milad Shojaee, S. Mohsen Azizi, Mengchu Zhou

This method is able to diagnose faults for different transmission line lengths and impedances by transferring the knowledge from a source convolutional neural network to predict a dissimilar target dataset.

Fault Detection Transfer Learning

Frequent Itemset-driven Search for Finding Minimum Node Separators in Complex Networks

no code implementations18 Jan 2022 Yangming Zhou, Xiaze Zhang, Na Geng, Zhibin Jiang, Mengchu Zhou

Finding an optimal set of critical nodes in a complex network has been a long-standing problem in the fields of both artificial intelligence and operations research.

Management

IoT-based Route Recommendation for an Intelligent Waste Management System

no code implementations1 Jan 2022 Mohammadhossein Ghahramani, Mengchu Zhou, Anna Molter, Francesco Pilla

The need for such sensors is increasing; however, proliferation of technologies comes with various challenges.

Decision Making Management

Generalized Nesterov's Acceleration-incorporated Non-negative and Adaptive Latent Factor Analysis

no code implementations IEEE Transactions on Services Computing 2021 Xin Luo, Yue Zhou, ZhiGang Liu, Lun Hu, Mengchu Zhou

A non-negative latent factor (NLF) model with a single latent factor-dependent, non-negative and multiplicative update (SLF-NMU) algorithm is frequently adopted to extract useful knowledge from non-negative data represented by high-dimensional and sparse (HiDS) matrices arising from various service applications.

Computational Efficiency

MOGAN: Morphologic-structure-aware Generative Learning from a Single Image

1 code implementation4 Mar 2021 Jinshu Chen, Qihui Xu, Qi Kang, Mengchu Zhou

For training for ROI, we propose to utilize the data coming from the original image being augmented and bring in a novel module to transform such augmented data into knowledge containing both structures and appearances, thus enhancing the model's comprehension of the sample.

Generative Adversarial Network ROI-based image generation

On the Philosophical, Cognitive and Mathematical Foundations of Symbiotic Autonomous Systems (SAS)

no code implementations11 Feb 2021 Yingxu Wang, Fakhri Karray, Sam Kwong, Konstantinos N. Plataniotis, Henry Leung, Ming Hou, Edward Tunstel, Imre J. Rudas, Ljiljana Trajkovic, Okyay Kaynak, Janusz Kacprzyk, Mengchu Zhou, Michael H. Smith, Philip Chen, Shushma Patel

Symbiotic Autonomous Systems (SAS) are advanced intelligent and cognitive systems exhibiting autonomous collective intelligence enabled by coherent symbiosis of human-machine interactions in hybrid societies.

Modeling and Analysis of Three Properties of Mobile Interactive Systems Based on Variable Petri Nets

no code implementations15 Jan 2021 Ru Yang, Zhijun Ding, Changjun Jiang, Mengchu Zhou

The case study of a practical mobile payment system shows the effectiveness of the proposed method.

Urban Sensing based on Mobile Phone Data: Approaches, Applications and Challenges

no code implementations29 Aug 2020 Mohammadhossein Ghahramani, Mengchu Zhou, Gang Wang

We classify these existing methods and present a taxonomy of the related work by discussing their pros and cons.

Decision Making Marketing

AI-based Modeling and Data-driven Evaluation for Smart Manufacturing Processes

no code implementations29 Aug 2020 Mohammadhossein Ghahramani, Yan Qiao, Mengchu Zhou, Adrian OHagan, James Sweeney

Smart Manufacturing refers to optimization techniques that are implemented in production operations by utilizing advanced analytics approaches.

feature selection Management

Residual-driven Fuzzy C-Means Clustering for Image Segmentation

no code implementations15 Apr 2020 Cong Wang, Witold Pedrycz, Zhiwu Li, Mengchu Zhou

Due to its inferior characteristics, an observed (noisy) image's direct use gives rise to poor segmentation results.

Clustering Image Segmentation +2

Kullback-Leibler Divergence-Based Fuzzy $C$-Means Clustering Incorporating Morphological Reconstruction and Wavelet Frames for Image Segmentation

no code implementations21 Feb 2020 Cong Wang, Witold Pedrycz, Zhiwu Li, Mengchu Zhou

Considering these feature sets as data of clustering, an modified FCM algorithm is proposed, which introduces a KL divergence term in the partition matrix into its objective function.

Clustering Image Segmentation +2

Residual-Sparse Fuzzy $C$-Means Clustering Incorporating Morphological Reconstruction and Wavelet frames

no code implementations14 Feb 2020 Cong Wang, Witold Pedrycz, Zhiwu Li, Mengchu Zhou, Jun Zhao

To further enhance the segmentation effects of the improved FCM algorithm, we also employ the morphological reconstruction to smoothen the labels generated by clustering.

Clustering Image Segmentation +1

Learning Smooth Representation for Unsupervised Domain Adaptation

1 code implementation26 May 2019 Guanyu Cai, Lianghua He, Mengchu Zhou, Hesham Alhumade, Die Hu

When constructing a deep end-to-end model, to ensure the effectiveness and stability of unsupervised domain adaptation, three critical factors are considered in our proposed optimization strategy, i. e., the sample amount of a target domain, dimension and batchsize of samples.

Unsupervised Domain Adaptation

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