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相关论文: Frequency-Adaptive Dilated Convolution for Semanti…

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To leverage deep learning for image aesthetics assessment, one critical but unsolved issue is how to seamlessly incorporate the information of image aspect ratios to learn more robust models. In this paper, an adaptive fractional dilated…

计算机视觉与模式识别 · 计算机科学 2020-04-08 Qiuyu Chen , Wei Zhang , Ning Zhou , Peng Lei , Yi Xu , Yu Zheng , Jianping Fan

Frequency dynamic convolution (FDY conv) has shown the state-of-the-art performance in sound event detection (SED) using frequency-adaptive kernels obtained by frequency-varying combination of basis kernels. However, FDY conv lacks an…

音频与语音处理 · 电气工程与系统科学 2024-06-11 Hyeonuk Nam , Seong-Hu Kim , Deokki Min , Junhyeok Lee , Yong-Hwa Park

Recent works indicate that convolutional neural networks (CNN) need large receptive fields (RF) to compete with visual transformers and their attention mechanism. In CNNs, RFs can simply be enlarged by increasing the convolution kernel…

计算机视觉与模式识别 · 计算机科学 2023-05-12 Ismail Khalfaoui-Hassani , Thomas Pellegrini , Timothée Masquelier

While Dynamic Convolution (DY-Conv) has shown promising performance by enabling adaptive weight selection through multiple parallel weights combined with an attention mechanism, the frequency response of these weights tends to exhibit high…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Linwei Chen , Lin Gu , Liang Li , Chenggang Yan , Ying Fu

In sound event detection (SED), convolutional neural networks (CNNs) are widely employed to extract time-frequency (TF) patterns from spectrograms. However, the ability of CNNs to recognize different sound events is limited by their…

声音 · 计算机科学 2024-10-30 Tao Song , WenWen Zhang

Extracting multi-scale information is key to semantic segmentation. However, the classic convolutional neural networks (CNNs) encounter difficulties in achieving multi-scale information extraction: expanding convolutional kernel incurs the…

计算机视觉与模式识别 · 计算机科学 2019-07-09 Mo Zhang , Jie Zhao , Xiang Li , Li Zhang , Quanzheng Li

Deep neural networks face several challenges in hyperspectral image classification, including insufficient utilization of joint spatial-spectral information, gradient vanishing with increasing depth, and overfitting. To enhance feature…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Guandong Li , Mengxia Ye

Recent advances in deep learning, especially deep convolutional neural networks (CNNs), have led to significant improvement over previous semantic segmentation systems. Here we show how to improve pixel-wise semantic segmentation by…

计算机视觉与模式识别 · 计算机科学 2018-06-04 Panqu Wang , Pengfei Chen , Ye Yuan , Ding Liu , Zehua Huang , Xiaodi Hou , Garrison Cottrell

Long-range contextual information is essential for achieving high-performance semantic segmentation. Previous feature re-weighting methods demonstrate that using global context for re-weighting feature channels can effectively improve the…

计算机视觉与模式识别 · 计算机科学 2020-08-27 Jianbo Liu , Junjun He , Jimmy S. Ren , Yu Qiao , Hongsheng Li

Recent research in deep learning-based Sound Event Detection (SED) has primarily focused on Convolutional Recurrent Neural Networks (CRNNs) and Transformer models. However, conventional 2D convolution-based models assume shift invariance…

音频与语音处理 · 电气工程与系统科学 2025-06-17 Hyeonuk Nam

Depth estimation is a crucial step for 3D reconstruction with panorama images in recent years. Panorama images maintain the complete spatial information but introduce distortion with equirectangular projection. In this paper, we propose an…

计算机视觉与模式识别 · 计算机科学 2022-04-04 Chuanqing Zhuang , Zhengda Lu , Yiqun Wang , Jun Xiao , Ying Wang

Deep learning models for channel estimation in Orthogonal Frequency Division Multiplexing (OFDM) systems often suffer from performance degradation under fast-fading channels and low-SNR scenarios. To address these limitations, we introduce…

机器学习 · 计算机科学 2025-05-15 Berkay Guler , Hamid Jafarkhani

Deep neural networks face numerous challenges in hyperspectral image classification, including high-dimensional data, sparse ground object distributions, and spectral redundancy, which often lead to classification overfitting and limited…

计算机视觉与模式识别 · 计算机科学 2025-04-16 Guandong Li , Mengxia Ye

State-of-the-art models for semantic segmentation are based on adaptations of convolutional networks that had originally been designed for image classification. However, dense prediction and image classification are structurally different.…

计算机视觉与模式识别 · 计算机科学 2016-05-03 Fisher Yu , Vladlen Koltun

Domain adaptive object detection (DAOD) aims to improve the generalization ability of detectors when the training and test data are from different domains. Considering the significant domain gap, some typical methods, e.g., CycleGAN-based…

计算机视觉与模式识别 · 计算机科学 2022-11-15 Rui Liu , Yahong Han , Yaowei Wang , Qi Tian

Despite the remarkable progress, weakly supervised segmentation approaches are still inferior to their fully supervised counterparts. We obverse the performance gap mainly comes from their limitation on learning to produce high-quality…

计算机视觉与模式识别 · 计算机科学 2018-05-29 Yunchao Wei , Huaxin Xiao , Honghui Shi , Zequn Jie , Jiashi Feng , Thomas S. Huang

Deep neural network solutions have emerged as a new and powerful paradigm for speech enhancement (SE). The capabilities to capture long context and extract multi-scale patterns are crucial to design effective SE networks. Such capabilities,…

声音 · 计算机科学 2022-10-13 Shuyu Gong , Zhewei Wang , Tao Sun , Yuanhang Zhang , Charles D. Smith , Li Xu , Jundong Liu

The enhancement of 3D object detection is pivotal for precise environmental perception and improved task execution capabilities in autonomous driving. LiDAR point clouds, offering accurate depth information, serve as a crucial information…

计算机视觉与模式识别 · 计算机科学 2024-03-12 Leichao Cui , Xiuxian Li , Min Meng , Guangyu Jia

In medical image segmentation, particularly in UNet-like architectures, upsampling is primarily used to transform smaller feature maps into larger ones, enabling feature fusion between encoder and decoder features and supporting multi-scale…

计算机视觉与模式识别 · 计算机科学 2026-01-27 Chengkun Sun , Jinqian Pan , Renjie Liang , Zhengkang Fan , Xin Miao , Jiang Bian , Jie Xu

Cross-domain few-shot learning (CD-FSL) requires models to generalize from limited labeled samples under significant distribution shifts. While recent methods enhance adaptability through lightweight task-specific modules, they operate…

计算机视觉与模式识别 · 计算机科学 2025-05-14 Ruixiao Shi , Fu Feng , Yucheng Xie , Jing Wang , Xin Geng
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