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The key of visible-infrared person re-identification (VIReID) lies in how to minimize the modality discrepancy between visible and infrared images. Existing methods mainly exploit the spatial information while ignoring the discriminative…

Computer Vision and Pattern Recognition · Computer Science 2024-01-11 Yukang Zhang , Yang Lu , Yan Yan , Hanzi Wang , Xuelong Li

Feature pyramids are a basic component in recognition systems for detecting objects at different scales. But recent deep learning object detectors have avoided pyramid representations, in part because they are compute and memory intensive.…

Computer Vision and Pattern Recognition · Computer Science 2017-04-21 Tsung-Yi Lin , Piotr Dollár , Ross Girshick , Kaiming He , Bharath Hariharan , Serge Belongie

Deep convolutional neural networks (DCNNs) have shown remarkable performance in image classification tasks in recent years. Generally, deep neural network architectures are stacks consisting of a large number of convolutional layers, and…

Computer Vision and Pattern Recognition · Computer Science 2017-09-07 Dongyoon Han , Jiwhan Kim , Junmo Kim

Invertible Rescaling Networks (IRNs) and their variants have witnessed remarkable achievements in various image processing tasks like image rescaling. However, we observe that IRNs with deeper networks are difficult to train, thus hindering…

Computer Vision and Pattern Recognition · Computer Science 2024-05-14 Jinmin Li , Tao Dai , Yaohua Zha , Yilu Luo , Longfei Lu , Bin Chen , Zhi Wang , Shu-Tao Xia , Jingyun Zhang

Self-supervised learning for depth estimation uses geometry in image sequences for supervision and shows promising results. Like many computer vision tasks, depth network performance is determined by the capability to learn accurate spatial…

Computer Vision and Pattern Recognition · Computer Science 2021-11-22 Hang Zhou , David Greenwood , Sarah Taylor

FPN is a common component used in object detectors, it supplements multi-scale information by adjacent level features interpolation and summation. However, due to the existence of nonlinear operations and the convolutional layers with…

Computer Vision and Pattern Recognition · Computer Science 2020-12-07 Jialiang Ma , Bin Chen

Articulated human pose estimation is a fundamental yet challenging task in computer vision. The difficulty is particularly pronounced in scale variations of human body parts when camera view changes or severe foreshortening happens.…

Computer Vision and Pattern Recognition · Computer Science 2017-08-04 Wei Yang , Shuang Li , Wanli Ouyang , Hongsheng Li , Xiaogang Wang

Feature pyramid architecture has been broadly adopted in object detection and segmentation to deal with multi-scale problem. However, in this paper we show that the capacity of the architecture has not been fully explored due to the…

Computer Vision and Pattern Recognition · Computer Science 2019-12-17 Fan Yang , Cheng Lu , Yandong Guo , Longin Jan Latecki , Haibin Ling

Recent advancements in deep neural networks have made remarkable leap-forwards in dense image prediction. However, the issue of feature alignment remains as neglected by most existing approaches for simplicity. Direct pixel addition between…

Computer Vision and Pattern Recognition · Computer Science 2021-08-18 Shihua Huang , Zhichao Lu , Ran Cheng , Cheng He

The performance of single image super-resolution depends heavily on how to generate and complement high-frequency details to low-resolution images. Recently, diffusion-based DDPM models exhibit great potential in generating high-quality…

Computer Vision and Pattern Recognition · Computer Science 2025-09-29 Xingjian Wang , Li Chai , Jiming Chen

Recently, deep convolutional neural network methods have achieved an excellent performance in image superresolution (SR), but they can not be easily applied to embedded devices due to large memory cost. To solve this problem, we propose a…

Image and Video Processing · Electrical Eng. & Systems 2021-06-15 Huapeng Wu , Jie Gui , Jun Zhang , James T. Kwok , Zhihui Wei

Environmental sound classification (ESC) is a challenging problem due to the unstructured spatial-temporal relations that exist in the sound signals. Recently, many studies have focused on abstracting features from convolutional neural…

Sound · Computer Science 2022-05-31 Liguang Zhou , Yuhongze Zhou , Xiaonan Qi , Junjie Hu , Tin Lun Lam , Yangsheng Xu

Convolutional layers in Artificial Neural Networks (ANN) treat the channel features equally without feature selection flexibility. While using ANNs for image denoising in real-world applications with unknown noise distributions,…

Image and Video Processing · Electrical Eng. & Systems 2020-12-24 Huayu Li , Haiyu Wu , Xiwen Chen , Hanning Zhang , Abolfazl Razi

As one of the prevalent components, Feature Pyramid Network (FPN) is widely used in current object detection models for improving multi-scale object detection performance. However, its feature fusion mode is still in a misaligned and local…

Computer Vision and Pattern Recognition · Computer Science 2022-04-14 Yongxiang Gu , Xiaolin Qin , Yuncong Peng , Lu Li

We introduce Multi-level feature Fusion-based Periodicity Analysis Model (MF-PAM), a novel deep learning-based pitch estimation model that accurately estimates pitch trajectory in noisy and reverberant acoustic environments. Our model…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-11 Woo-Jin Chung , Doyeon Kim , Soo-Whan Chung , Hong-Goo Kang

In this paper, we propose a pyramid network structure to improve the FCN-based segmentation solutions and apply it to label thyroid follicles in histology images. Our design is based on the notion that a hierarchical updating scheme, if…

Computer Vision and Pattern Recognition · Computer Science 2019-01-15 Zhewei Wang , Weizhen Cai , Charles D. Smith , Noriko Kantake , Thomas J. Rosol , Jundong Liu

Despite advancements in Transformer-based detectors for small object detection (SOD), recent studies show that these detectors still face challenges due to inherent noise sensitivity in feature pyramid networks (FPN) and diminished query…

Computer Vision and Pattern Recognition · Computer Science 2025-07-28 Xiaocheng Fang , Jieyi Cai , Huanyu Liu , Wenxiu Cai , Yishu Liu , Bingzhi Chen

Semantic segmentation using fine-resolution remotely sensed images plays a critical role in many practical applications, such as urban planning, environmental protection, natural and anthropogenic landscape monitoring, etc. However, the…

Computer Vision and Pattern Recognition · Computer Science 2022-05-11 Rui Li , Shunyi Zheng , Ce Zhang , Chenxi Duan , Libo Wang

Self-similarity refers to the image prior widely used in image restoration algorithms that small but similar patterns tend to occur at different locations and scales. However, recent advanced deep convolutional neural network based methods…

Computer Vision and Pattern Recognition · Computer Science 2020-06-05 Yiqun Mei , Yuchen Fan , Yulun Zhang , Jiahui Yu , Yuqian Zhou , Ding Liu , Yun Fu , Thomas S. Huang , Humphrey Shi

State-of-the-art object detectors usually learn multi-scale representations to get better results by employing feature pyramids. However, the current designs for feature pyramids are still inefficient to integrate the semantic information…

Computer Vision and Pattern Recognition · Computer Science 2018-08-27 Tao Kong , Fuchun Sun , Wenbing Huang , Huaping Liu