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- research-articleDecember 2024
Gaussian process fusion method for multi-fidelity data with heterogeneity distribution in aerospace vehicle flight dynamics
Engineering Applications of Artificial Intelligence (EAAI), Volume 138, Issue PAhttps://doi.org/10.1016/j.engappai.2024.109228AbstractIn the engineering design of aerospace vehicles, design data at different stages exhibit hierarchical and heterogeneous distribution characteristics. Specifically, high-fidelity design data (such as from computational fluid dynamics simulations ...
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Highlights- We propose a novel Gaussian process fusion method for multi-fidelity data integration.
- Our method improves global modeling accuracy by 45% compared to traditional approaches.
- The adaptive weighting mechanism adjusts fusion weights ...
- ArticleNovember 2024
Unsupervised Dense Prediction Using Differentiable Normalized Cuts
AbstractWith the emergent attentive property of self-supervised Vision Transformer (ViT), Normalized Cuts (NCut) has resurfaced as a powerful tool for unsupervised dense prediction. However, the pre-trained ViT backbone (e.g., DINO) is frozen in existing ...
- ArticleSeptember 2024
Multivariate Traffic Demand Prediction via 2D Spectral Learning and Global Spatial Optimization
Machine Learning and Knowledge Discovery in Databases. Research TrackPages 72–88https://doi.org/10.1007/978-3-031-70344-7_5AbstractTraffic demand forecasting is of critical importance to the development of Intelligent Transportation System (ITS). Existing works employ various deep learning models to capture the complex spatial-temporal correlations in the time-evolving ...
- research-articleSeptember 2024
Optimizing path planning for a single tracked combine harvester: A comprehensive approach to harvesting and unloading processes
Computers and Electronics in Agriculture (COEA), Volume 224, Issue Chttps://doi.org/10.1016/j.compag.2024.109217Highlights- An integrated optimizing way for harvesting and unloading paths is developed.
- A five-step unloading method is proposed.
- Tank capacity and unloading points are considered.
- The entire crop harvesting process is simulated.
Optimization of path planning is becoming increasingly valuable aspect for unmanned combine harvesters. Considering the need to unload grain dozens of times daily, constituting roughly more than one-third of the overall time, the unloading ...
- surveyJanuary 2024
3D Brain and Heart Volume Generative Models: A Survey
ACM Computing Surveys (CSUR), Volume 56, Issue 6Article No.: 137, Pages 1–37https://doi.org/10.1145/3638044Generative models such as generative adversarial networks and autoencoders have gained a great deal of attention in the medical field due to their excellent data generation capability. This article provides a comprehensive survey of generative models for ...
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- research-articleOctober 2023
Inflating 2D convolution weights for efficient generation of 3D medical images
Computer Methods and Programs in Biomedicine (CBIO), Volume 240, Issue Chttps://doi.org/10.1016/j.cmpb.2023.107685Highlights- A novel 3D Split&Shuffle-GAN model for 3D medical image generation is proposed, and new inflation strategies are developed to facilitate training of 3D medical generation models. The proposed model significantly improves image generation ...
Background and Objective: The generation of three-dimensional (3D) medical images has great application potential since it takes into account the 3D anatomical structure. Two problems prevent effective training of a 3D medical generative model: (...
- ArticleMay 2023
RiskContra: A Contrastive Approach to Forecast Traffic Risks with Multi-Kernel Networks
Advances in Knowledge Discovery and Data MiningPages 263–275https://doi.org/10.1007/978-3-031-33383-5_21AbstractTraffic accident forecasting is of vital importance to the intelligent transportation and public safety. Spatial-temporal learning is the mainstream approach to exploring complex evolving patterns. However, two intrinsic challenges lie in traffic ...
- ArticleMarch 2023
Feature-Robust Optimal Transport for High-Dimensional Data
- Mathis Petrovich,
- Chao Liang,
- Ryoma Sato,
- Yanbin Liu,
- Yao-Hung Hubert Tsai,
- Linchao Zhu,
- Yi Yang,
- Ruslan Salakhutdinov,
- Makoto Yamada
Machine Learning and Knowledge Discovery in DatabasesPages 291–307https://doi.org/10.1007/978-3-031-26419-1_18AbstractOptimal transport is a machine learning problem with applications including distribution comparison, feature selection, and generative adversarial networks. In this paper, we propose feature-robust optimal transport (FROT) for high-dimensional ...
- research-articleMay 2022
Development of a variable-diameter threshing drum for rice combine harvester using MBD - DEM coupling simulation
Computers and Electronics in Agriculture (COEA), Volume 196, Issue Chttps://doi.org/10.1016/j.compag.2022.106859Highlights- A variable-diameter threshing drum is designed to change the threshing gap.
- A ...
According to different feeding rates, the threshing gap of rice combine harvester needs to be flexibly adjusted to prevent blockage. The research shows that the threshing performance of adjusting threshing gap by changing the drum ...
- research-articleJanuary 2022
Application of CAD in Landscape Grid Space Design and Drawing
CAD technology has brought great convenience and effect to the design. This paper proposes to update the comparative analysis of the basic classical landscape grid space structure by constructing a landscape grid space design. According to the actual ...
- research-articleJanuary 2022
A comparative study on the effect of data imbalance on software defect prediction
Procedia Computer Science (PROCS), Volume 214, Issue CPages 1603–1616https://doi.org/10.1016/j.procs.2022.11.349AbstractIn the current stage, software defect prediction is suffering the imbalanced data problem. Traditional methods are insensitive to defect-prone modules and tend to predict defect-prone modules as defect-free modules. To deal with this problem, ...
- research-articleJuly 2020
Adaptive robust control of bilateral teleoperation systems for synchronization in time
2020 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (AIM)Pages 1736–1741https://doi.org/10.1109/AIM43001.2020.9159020A new control method for stability, synchronization and transparency of bilateral teleoperation systems is investigated in this paper. For the environmental force identification, the weighted least square method (WLS) is used on slave side and then the ...
- research-articleJune 2019
An Improved Gaussian Pigeon-inspired Optimization Algorithm
2019 IEEE Congress on Evolutionary Computation (CEC)Pages 3270–3276https://doi.org/10.1109/CEC.2019.8790348An improved Gaussian Pigeon-inspired Optimization algorithm is proposed to maintain diversity and improve the accuracy of the global optimum. In the proposed algorithm, Gaussian mutation is used to maintain the diversity of exploration, and the judgment ...
- research-articleJanuary 2019
Adaptive sparse confidence-weighted learning for online feature selection
AAAI'19/IAAI'19/EAAI'19: Proceedings of the Thirty-Third AAAI Conference on Artificial Intelligence and Thirty-First Innovative Applications of Artificial Intelligence Conference and Ninth AAAI Symposium on Educational Advances in Artificial IntelligenceArticle No.: 541, Pages 4408–4415https://doi.org/10.1609/aaai.v33i01.33014408In this paper, we propose a new online feature selection algorithm for streaming data. We aim to focus on the following two problems which remain unaddressed in literature. First, most existing online feature selection algorithms merely utilize the first-...
- research-articleJanuary 2019
Nonlinear Trajectory Controller with Improved Performances for Waveriders
This paper presents a nonlinear trajectory controller with improved performances for a general model of the waverider based on feedback linearization theory and composite nonlinear feedback (CNF) technique. First, a nonlinear controller is presented ...
- articleNovember 2018
Tensor learning and automated rank selection for regression-based video classification
Multimedia Tools and Applications (MTAA), Volume 77, Issue 22Pages 29213–29230The logistic regression is a widely used method for multimedia classification. However, when it is applied to high-order data such as video sequences, traditional vector-based logistic regression often incurs loss of space-time structural information. ...
- research-articleAugust 2018
Pooling the Convolutional Layers in Deep ConvNets for Video Action Recognition
IEEE Transactions on Circuits and Systems for Video Technology (IEEETCSVT), Volume 28, Issue 8Pages 1839–1849https://doi.org/10.1109/TCSVT.2017.2682196Deep ConvNets have shown their good performance in image classification tasks. However, there still remains problems in deep video representations for action recognition. On one hand, current video ConvNets are relatively shallow compared with image ...
- research-articleFebruary 2017
Information extraction method and its application in Chinese equipment technical manual based on rule-matching
ICSCA '17: Proceedings of the 6th International Conference on Software and Computer ApplicationsPages 92–97https://doi.org/10.1145/3056662.3056670Technical manual is vital source of fault diagnosis and maintenance knowledge. To deal with the mass of manual text, which influence the speed of knowledge acquisition, and then effect the diagnostic efficiency, this paper proposes a method for ...