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Off-road semantic segmentation suffers from thick, inconsistent boundaries, sparse supervision for rare classes, and pervasive label noise. Designs that fuse only at low resolution blur edges and propagate local errors, whereas maintaining…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Seongkyu Choi , Jhonghyun An

The need for clear, trustworthy explanations of deep learning model predictions is essential for high-criticality fields, such as medicine and biometric identification. Class Activation Maps (CAMs) are an increasingly popular category of…

Computer Vision and Pattern Recognition · Computer Science 2023-08-01 Emily Kaczmarek , Olivier X. Miguel , Alexa C. Bowie , Robin Ducharme , Alysha L. J. Dingwall-Harvey , Steven Hawken , Christine M. Armour , Mark C. Walker , Kevin Dick

Recent studies in image classification have demonstrated a variety of techniques for improving the performance of Convolutional Neural Networks (CNNs). However, attempts to combine existing techniques to create a practical model are still…

Computer Vision and Pattern Recognition · Computer Science 2020-03-16 Jungkyu Lee , Taeryun Won , Tae Kwan Lee , Hyemin Lee , Geonmo Gu , Kiho Hong

We propose Re-parameterized Refocusing Convolution (RefConv) as a replacement for regular convolutional layers, which is a plug-and-play module to improve the performance without any inference costs. Specifically, given a pre-trained model,…

Computer Vision and Pattern Recognition · Computer Science 2023-10-17 Zhicheng Cai , Xiaohan Ding , Qiu Shen , Xun Cao

Cooperative transmission is an emerging communication technique that takes advantages of the broadcast nature of wireless channels. However, due to low spectral efficiency and the requirement of orthogonal channels, its potential for use in…

Information Theory · Computer Science 2016-11-17 Zhu Han , Xin Zhang , H. Vincent Poor

Motivated by surveillance applications with wireless cameras or drones, we consider the problem of image retrieval over a wireless channel. Conventional systems apply lossy compression on query images to reduce the data that must be…

Information Theory · Computer Science 2020-10-21 Mikolaj Jankowski , Deniz Gunduz , Krystian Mikolajczyk

Data acquired from multi-channel sensors is a highly valuable asset to interpret the environment for a variety of remote sensing applications. However, low spatial resolution is a critical limitation for previous sensors and the constituent…

Computer Vision and Pattern Recognition · Computer Science 2018-07-17 Savas Ozkan , Berk Kaya , Gozde Bozdagi Akar

Cooperative perception, leveraging shared information from multiple vehicles via vehicle-to-vehicle (V2V) communication, plays a vital role in autonomous driving to alleviate the limitation of single-vehicle perception. Existing works have…

Computer Vision and Pattern Recognition · Computer Science 2025-05-07 Chenguang Liu , Jianjun Chen , Yunfei Chen , Yubei He , Zhuangkun Wei , Hongjian Sun , Haiyan Lu , Qi Hao

To obtain high-quality positron emission tomography (PET) scans while reducing radiation exposure to the human body, various approaches have been proposed to reconstruct standard-dose PET (SPET) images from low-dose PET (LPET) images. One…

Image and Video Processing · Electrical Eng. & Systems 2023-08-22 Zeyu Han , Yuhan Wang , Luping Zhou , Peng Wang , Binyu Yan , Jiliu Zhou , Yan Wang , Dinggang Shen

Deep learning networks have shown promising results in fast magnetic resonance imaging (MRI) reconstruction. In our work, we develop deep networks to further improve the quantitative and the perceptual quality of reconstruction. To begin…

Rogue emitter detection (RED) is a crucial technique to maintain secure internet of things applications. Existing deep learning-based RED methods have been proposed under the friendly environments. However, these methods perform unstable…

Signal Processing · Electrical Eng. & Systems 2022-12-02 Zeyang Yang , Xue Fu , Guan Gui , Yun Lin , Haris Gacanin , Hikmet Sari , Fumiyuki Adachi

Cooperative spectrum sensing (CSS) is a promising approach to improve the detection of primary users (PUs) using multiple sensors. However, there are several challenges for existing combination methods, i.e., performance degradation and…

Signal Processing · Electrical Eng. & Systems 2024-09-30 Peng Yi , Yang Cao , Xin Kang , Ying-Chang Liang

Graph neural networks (GNNs) have revolutionized recommender systems by effectively modeling complex user-item interactions, yet data sparsity and the item cold-start problem significantly impair performance, particularly for new items with…

Machine Learning · Computer Science 2026-03-04 Jialin Liu , Zhaorui Zhang , Ray C. C. Cheung

Learning-based methods have made promising advances in low-light RAW image enhancement, while their capability to extremely dark scenes where the environmental illuminance drops as low as 0.0001 lux remains to be explored due to the lack of…

Computer Vision and Pattern Recognition · Computer Science 2025-07-31 Hai Jiang , Binhao Guan , Zhen Liu , Xiaohong Liu , Jian Yu , Zheng Liu , Songchen Han , Shuaicheng Liu

The scale and quality of datasets are crucial for training robust perception models. However, obtaining large-scale annotated data is both costly and time-consuming. Generative models have emerged as a powerful tool for data augmentation by…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Haowei Zhu , Tianxiang Pan , Rui Qin , Jun-Hai Yong , Bin Wang

Images obtained in real-world low-light conditions are not only low in brightness, but they also suffer from many other types of degradation, such as color distortion, unknown noise, detail loss and halo artifacts. In this paper, we propose…

Image and Video Processing · Electrical Eng. & Systems 2021-10-06 Xinxu Wei , Xianshi Zhang , Shisen Wang , Cheng Cheng , Yanlin Huang , Kaifu Yang , Yongjie Li

In this paper, we investigate improving the perception performance of autonomous vehicles through communication with other vehicles and road infrastructures. To this end, we introduce a novel collaborative perception architecture, called…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Hyunchul Bae , Minhee Kang , Heejin Ahn

This work addresses the problem of vehicle identification through non-overlapping cameras. As our main contribution, we introduce a novel dataset for vehicle identification, called Vehicle-Rear, that contains more than three hours of…

Computer Vision and Pattern Recognition · Computer Science 2021-07-28 Icaro O. de Oliveira , Rayson Laroca , David Menotti , Keiko V. O. Fonseca , Rodrigo Minetto

Low-light image enhancement is challenging due to complex degradations, including amplified noise, artifacts, and color distortion. While Retinex-based deep learning methods have achieved promising results, they primarily rely on…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Youssef Aboelwafa , Hicham G. Elmongui , Marwan Torki

We present a novel method for reconstructing 3D objects from a single RGB image. Our method leverages the latest image generation models to infer the hidden 3D structure while remaining faithful to the input image. While existing methods…

Computer Vision and Pattern Recognition · Computer Science 2023-11-10 Senthil Purushwalkam , Nikhil Naik