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Scale variance is one of the crucial challenges in multi-scale object detection. Early approaches address this problem by exploiting the image and feature pyramid, which raises suboptimal results with computation burden and constrains from…

Computer Vision and Pattern Recognition · Computer Science 2020-11-06 Yue Shi , Bo Jiang , Zhengping Che , Jian Tang

Multi-head detectors typically employ a features-fused-pyramid-neck for multi-scale detection and are widely adopted in the industry. However, this approach faces feature misalignment when representations from different hierarchical levels…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Hulin Li

In this work, we propose a novel unsupervised deep learning model to address multi-focus image fusion problem. First, we train an encoder-decoder network in unsupervised manner to acquire deep feature of input images. And then we utilize…

Computer Vision and Pattern Recognition · Computer Science 2020-09-25 Boyuan Ma , Xiaojuan Ban , Haiyou Huang , Yu Zhu

Effective deep feature extraction via feature-level fusion is crucial for multimodal object detection. However, previous studies often involve complex training processes that integrate modality-specific features by stacking multiple…

Computer Vision and Pattern Recognition · Computer Science 2025-06-27 Lei Hao , Lina Xu , Chang Liu , Yanni Dong

Multi-sensor fusion (MSF) is widely used in autonomous vehicles (AVs) for perception, particularly for 3D object detection with camera and LiDAR sensors. The purpose of fusion is to capitalize on the advantages of each modality while…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Zhiyuan Cheng , Hongjun Choi , James Liang , Shiwei Feng , Guanhong Tao , Dongfang Liu , Michael Zuzak , Xiangyu Zhang

The shortage of training samples remains one of the main obstacles in applying the artificial neural networks (ANN) to the hyperspectral images classification. To fuse the spatial and spectral information, pixel patches are often utilized…

Computer Vision and Pattern Recognition · Computer Science 2019-10-02 Alan J. X. Guo , Fei Zhu

Neural networks for visual content understanding have recently evolved from convolutional ones (CNNs) to transformers. The prior (CNN) relies on small-windowed kernels to capture the regional clues, demonstrating solid local expressiveness.…

Computer Vision and Pattern Recognition · Computer Science 2023-08-17 Zixuan Su , Hao Zhang , Jingjing Chen , Lei Pang , Chong-Wah Ngo , Yu-Gang Jiang

Scale variation is one of the most challenging problems in face detection. Modern face detectors employ feature pyramids to deal with scale variation. However, it might break the feature consistency across different scales of faces. In this…

Computer Vision and Pattern Recognition · Computer Science 2021-05-24 Leilei Cao , Yao Xiao , Lin Xu

Infrared and visible image fusion is a powerful technique that combines complementary information from different modalities for downstream semantic perception tasks. Existing learning-based methods show remarkable performance, but are…

Computer Vision and Pattern Recognition · Computer Science 2023-08-09 Zhu Liu , Jinyuan Liu , Benzhuang Zhang , Long Ma , Xin Fan , Risheng Liu

With the prevalence of multimodal learning, camera-LiDAR fusion has gained popularity in 3D object detection. Although multiple fusion approaches have been proposed, they can be classified into either sparse-only or dense-only fashion based…

Computer Vision and Pattern Recognition · Computer Science 2023-04-11 Yulu Gao , Chonghao Sima , Shaoshuai Shi , Shangzhe Di , Si Liu , Hongyang Li

Multispectral image pairs can provide the combined information, making object detection applications more reliable and robust in the open world. To fully exploit the different modalities, we present a simple yet effective cross-modality…

Image and Video Processing · Electrical Eng. & Systems 2022-10-05 Fang Qingyun , Han Dapeng , Wang Zhaokui

Marking anatomical landmarks in cephalometric radiography is a critical operation in cephalometric analysis. Automatically and accurately locating these landmarks is a challenging issue because different landmarks require different levels…

Computer Vision and Pattern Recognition · Computer Science 2019-08-26 Runnan Chen , Yuexin Ma , Nenglun Chen , Daniel Lee , Wenping Wang

This paper aims at developing a faster and a more accurate solution to the amodal 3D object detection problem for indoor scenes. It is achieved through a novel neural network that takes a pair of RGB-D images as the input and delivers…

Computer Vision and Pattern Recognition · Computer Science 2018-02-22 Qianhui Luo , Huifang Ma , Yue Wang , Li Tang , Rong Xiong

Effective feature fusion of multispectral images plays a crucial role in multi-spectral object detection. Previous studies have demonstrated the effectiveness of feature fusion using convolutional neural networks, but these methods are…

Computer Vision and Pattern Recognition · Computer Science 2023-08-16 Jifeng Shen , Yifei Chen , Yue Liu , Xin Zuo , Heng Fan , Wankou Yang

Street Scene Change Detection (SSCD) aims to locate the changed regions between a given street-view image pair captured at different times, which is an important yet challenging task in the computer vision community. The intuitive way to…

Computer Vision and Pattern Recognition · Computer Science 2020-12-30 Yinjie Lei , Duo Peng , Pingping Zhang , Qiuhong Ke , Haifeng Li

Multispectral (MS) and panchromatic (PAN) images describe the same land surface, so these images not only have their own advantages, but also have a lot of similar information. In order to separate these similar information and their…

Computer Vision and Pattern Recognition · Computer Science 2026-01-14 Wenping Ma , Boyou Xue , Mengru Ma , Chuang Chen , Hekai Zhang , Hao Zhu

The Distributed Adaptive Signal Fusion (DASF) framework is a meta-algorithm for computing data-driven spatial filters in a distributed sensing platform with limited bandwidth and computational resources, such as a wireless sensor network.…

Signal Processing · Electrical Eng. & Systems 2024-05-07 Charles Hovine , Alexander Bertrand

3D object detection based on LiDAR-camera fusion is becoming an emerging research theme for autonomous driving. However, it has been surprisingly difficult to effectively fuse both modalities without information loss and interference. To…

Computer Vision and Pattern Recognition · Computer Science 2020-12-09 Guojun Wang , Bin Tian , Yachen Zhang , Long Chen , Dongpu Cao , Jian Wu

Single image dehazing is a challenging ill-posed problem that has drawn significant attention in the last few years. Recently, convolutional neural networks have achieved great success in image dehazing. However, it is still difficult for…

Computer Vision and Pattern Recognition · Computer Science 2021-02-25 Qiaosi Yi , Juncheng Li , Faming Fang , Aiwen Jiang , Guixu Zhang

Learning multi-scale representations is the common strategy to tackle object scale variation in dense prediction tasks. Although existing feature pyramid networks have greatly advanced visual recognition, inherent design defects inhibit…

Computer Vision and Pattern Recognition · Computer Science 2026-05-18 Meng'en Qin , Yu Song , Quanling Zhao , Xiaodong Yang , Yingtao Che , Xiaohui Yang