Search Results for author: Chao He

Found 10 papers, 4 papers with code

Interpretable modulated differentiable STFT and physics-informed balanced spectrum metric for freight train wheelset bearing cross-machine transfer fault diagnosis under speed fluctuations

1 code implementation17 Jun 2024 Chao He, Hongmei Shi, Ruixin Li, Jianbo Li, Zujun Yu

Therefore, a cross-machine transfer diagnosis (pyDSN) network coupled with interpretable modulated differentiable short-time Fourier transform (STFT) and physics-informed balanced spectrum quality metric is proposed to learn domain-invariant and discriminative features under time-varying speeds.

Domain Adaptation

HybridHash: Hybrid Convolutional and Self-Attention Deep Hashing for Image Retrieval

1 code implementation13 May 2024 Chao He, Hongxi Wei

The experimental results demonstrate that the method proposed in this paper has superior performance with respect to state-of-the-art deep hashing methods.

Deep Hashing Image Retrieval

Classifier-guided neural blind deconvolution: a physics-informed denoising module for bearing fault diagnosis under heavy noise

1 code implementation11 Apr 2024 Jing-Xiao Liao, Chao He, Jipu Li, Jinwei Sun, Shiping Zhang, Xiaoge Zhang

Blind deconvolution (BD) has been demonstrated as an efficacious approach for extracting bearing fault-specific features from vibration signals under strong background noise.

Denoising

Make-A-Character: High Quality Text-to-3D Character Generation within Minutes

no code implementations24 Dec 2023 Jianqiang Ren, Chao He, Lin Liu, Jiahao Chen, Yutong Wang, Yafei Song, Jianfang Li, Tangli Xue, Siqi Hu, Tao Chen, Kunkun Zheng, Jianjing Xiang, Liefeng Bo

There is a growing demand for customized and expressive 3D characters with the emergence of AI agents and Metaverse, but creating 3D characters using traditional computer graphics tools is a complex and time-consuming task.

3D Generation Text to 3D

Personalized speech enhancement combining band-split RNN and speaker attentive module

no code implementations20 Feb 2023 Xiaohuai Le, Li Chen, Chao He, Yiqing Guo, Cheng Chen, Xianjun Xia, Jing Lu

Target speaker information can be utilized in speech enhancement (SE) models to more effectively extract the desired speech.

Speech Enhancement

Spikformer: When Spiking Neural Network Meets Transformer

2 code implementations29 Sep 2022 Zhaokun Zhou, Yuesheng Zhu, Chao He, YaoWei Wang, Shuicheng Yan, Yonghong Tian, Li Yuan

Spikformer (66. 3M parameters) with comparable size to SEW-ResNet-152 (60. 2M, 69. 26%) can achieve 74. 81% top1 accuracy on ImageNet using 4 time steps, which is the state-of-the-art in directly trained SNNs models.

Image Classification

Augmenting Proposals by the Detector Itself

no code implementations28 Jan 2021 Xiaopei Wan, Zhenhua Guo, Chao He, Yujiu Yang, Fangbo Tao

Lacking enough high quality proposals for RoI box head has impeded two-stage and multi-stage object detectors for a long time, and many previous works try to solve it via improving RPN's performance or manually generating proposals from ground truth.

Target-Guided Structured Attention Network for Target-Dependent Sentiment Analysis

no code implementations TACL 2020 Ji Zhang, Chengyao Chen, PengFei Liu, Chao He, Cane Wing-Ki Leung

Second, it shows a strong advantage in determining the sentiment of a target when the context sentence contains multiple semantic segments.

Sentence Sentiment Analysis +1

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