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Despite the growing success of Convolution neural networks (CNN) in the recent past in the task of scene segmentation, the standard models lack some of the important features that might result in sub-optimal segmentation outputs. The widely…

计算机视觉与模式识别 · 计算机科学 2020-09-16 Soham Chattopadhyay , Hritam Basak

The generative adversarial networks (GANs) have facilitated the development of speech enhancement recently. Nevertheless, the performance advantage is still limited when compared with state-of-the-art models. In this paper, we propose a…

声音 · 计算机科学 2020-06-16 Andong Li , Chengshi Zheng , Renhua Peng , Cunhang Fan , Xiaodong Li

The real-time segmentation of surgical instruments plays a crucial role in robot-assisted surgery. However, it is still a challenging task to implement deep learning models to do real-time segmentation for surgical instruments due to their…

计算机视觉与模式识别 · 计算机科学 2020-09-15 Zhen-Liang Ni , Gui-Bin Bian , Zeng-Guang Hou , Xiao-Hu Zhou , Xiao-Liang Xie , Zhen Li

Contrastive Language-Image Pre-training (CLIP) has achieved success on multiple downstream tasks by aligning image and text modalities. However, the nature of global contrastive learning limits CLIP's ability to comprehend compositional…

计算机视觉与模式识别 · 计算机科学 2025-08-27 Xiaoxing Hu , Kaicheng Yang , Jun Wang , Haoran Xu , Ziyong Feng , Yupei Wang

In recent years, attention mechanisms have significantly enhanced the performance of object detection by focusing on key feature information. However, prevalent methods still encounter difficulties in effectively balancing local and global…

计算机视觉与模式识别 · 计算机科学 2024-11-15 Yifan Shao

Graph Neural Networks (GNNs) are widely adopted in Web-related applications, serving as a core technique for learning from graph-structured data, such as text-attributed graphs. Yet in real-world scenarios, such graphs exhibit deficiencies…

机器学习 · 计算机科学 2025-10-03 Zhaoyan Wang , Zheng Gao , Arogya Kharel , In-Young Ko

Open-vocabulary segmentation models often struggle to generalize to unseen combinations of object categories and attributes, because fine-grained descriptions are typically encoded as holistic sentences that entangle multiple semantic…

计算机视觉与模式识别 · 计算机科学 2026-05-18 Chenhao Wang , Yingrui Ji , Yu Meng , Yao Zhu

Balancing accuracy and latency on high-resolution images is a critical challenge for lightweight models, particularly for Transformer-based architectures that often suffer from excessive latency. To address this issue, we introduce…

计算机视觉与模式识别 · 计算机科学 2026-02-06 Junzhou Li , Manqi Zhao , Yilin Gao , Zhiheng Yu , Yin Li , Dongsheng Jiang , Li Xiao

Recently, detecting logical anomalies is becoming a more challenging task compared to detecting structural ones. Existing encoder decoder based methods typically compress inputs into low-dimensional bottlenecks on the assumption that the…

计算机视觉与模式识别 · 计算机科学 2025-06-24 Muhao Xu , Xueying Zhou , Xizhan Gao , Weiye Song , Guang Feng , Sijie Niu

Speech enhancement at extremely low signal-to-noise ratio (SNR) condition is a very challenging problem and rarely investigated in previous works. This paper proposes a robust speech enhancement approach (UNetGAN) based on U-Net and…

音频与语音处理 · 电气工程与系统科学 2020-10-30 Xiang Hao , Xiangdong Su , Zhiyu Wang , Hui Zhang , Batushiren

Even though convolutional neural networks (CNNs) are driving progress in medical image segmentation, standard models still have some drawbacks. First, the use of multi-scale approaches, i.e., encoder-decoder architectures, leads to a…

计算机视觉与模式识别 · 计算机科学 2020-02-18 Ashish Sinha , Jose Dolz

State-of-the-art results of semantic segmentation are established by Fully Convolutional neural Networks (FCNs). FCNs rely on cascaded convolutional and pooling layers to gradually enlarge the receptive fields of neurons, resulting in an…

计算机视觉与模式识别 · 计算机科学 2016-03-17 Zhicheng Yan , Hao Zhang , Yangqing Jia , Thomas Breuel , Yizhou Yu

Remotely captured images possess an immense scale and object appearance variability due to the complex scene. It becomes challenging to capture the underlying attributes in the global and local context for their segmentation. Existing…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Satyawant Kumar , Abhishek Kumar , Dong-Gyu Lee

We present SegNeXt, a simple convolutional network architecture for semantic segmentation. Recent transformer-based models have dominated the field of semantic segmentation due to the efficiency of self-attention in encoding spatial…

计算机视觉与模式识别 · 计算机科学 2022-09-20 Meng-Hao Guo , Cheng-Ze Lu , Qibin Hou , Zhengning Liu , Ming-Ming Cheng , Shi-Min Hu

Contemporary segmentation methods are usually based on deep fully convolutional networks (FCNs). However, the layer-by-layer convolutions with a growing receptive field is not good at capturing long-range contexts such as lane markers in…

计算机视觉与模式识别 · 计算机科学 2023-04-05 Zhikang Liu , Lanyun Zhu

Medical image segmentation faces challenges due to variations in anatomical structures. While convolutional neural networks (CNNs) effectively capture local features, they struggle with modeling long-range dependencies. Transformers…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Lalit Maurya , Honghai Liu , Reyer Zwiggelaar

The rise of highly convincing synthetic speech poses a growing threat to audio communications. Although existing Audio Deepfake Detection (ADD) methods have demonstrated good performance under clean conditions, their effectiveness drops…

音频与语音处理 · 电气工程与系统科学 2025-08-05 Haohan Shi , Xiyu Shi , Safak Dogan , Tianjin Huang , Yunxiao Zhang

For monaural speech enhancement, contextual information is important for accurate speech estimation. However, commonly used convolution neural networks (CNNs) are weak in capturing temporal contexts since they only build blocks that process…

音频与语音处理 · 电气工程与系统科学 2022-07-01 Xinmeng Xu , Yang Wang , Jie Jia , Binbin Chen , Jianjun Hao

Weakly supervised semantic segmentation (WSSS) approaches typically rely on class activation maps (CAMs) for initial seed generation, which often fail to capture global context due to limited supervision from image-level labels. To address…

计算机视觉与模式识别 · 计算机科学 2024-09-25 Soojin Jang , Jungmin Yun , Junehyoung Kwon , Eunju Lee , Youngbin Kim

Targeted sentiment classification aims at determining the sentimental tendency towards specific targets. Most of the previous approaches model context and target words with RNN and attention. However, RNNs are difficult to parallelize and…

计算与语言 · 计算机科学 2019-09-24 Youwei Song , Jiahai Wang , Tao Jiang , Zhiyue Liu , Yanghui Rao