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Unsupervised image-to-image translation tasks aim to find a mapping between a source domain X and a target domain Y from unpaired training data. Contrastive learning for Unpaired image-to-image Translation (CUT) yields state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2021-04-19 Junlin Han , Mehrdad Shoeiby , Lars Petersson , Mohammad Ali Armin

Multimodal 3D occupancy prediction has garnered significant attention for its potential in autonomous driving. However, most existing approaches are single-modality: camera-based methods lack depth information, while LiDAR-based methods…

Computer Vision and Pattern Recognition · Computer Science 2025-07-24 Zaipeng Duan , Chenxu Dang , Xuzhong Hu , Pei An , Junfeng Ding , Jie Zhan , Yunbiao Xu , Jie Ma

Stereo matching is a fundamental task for 3D scene reconstruction. Recently, deep learning based methods have proven effective on some benchmark datasets, such as KITTI and Scene Flow. UAVs (Unmanned Aerial Vehicles) are commonly utilized…

Computer Vision and Pattern Recognition · Computer Science 2023-02-21 Zhang Xiaoyi , Cao Xuefeng , Yu Anzhu , Yu Wenshuai , Li Zhenqi , Quan Yujun

Vision-language models such as CLIP often struggle to faithfully understand long, detail-rich captions, relying on dominant scene cues while overlooking fine-grained visual evidence. We propose a hierarchical vision-language learning…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Byeongju Woo , Zilin Wang , Byeonghyun Pak , Sangwoo Mo , Stella X. Yu

Unmanned aerial vehicles (UAV) are expected to replace human in hazardous tasks of surface inspection due to their flexibility in operating space and capability of collecting high quality visual data. In this study, we propose enhanced…

Computer Vision and Pattern Recognition · Computer Science 2019-12-30 Qiuchen Zhu , Manh Duong Phung , Quang Ha

Existing deep learning-based change detection methods try to elaborately design complicated neural networks with powerful feature representations, but ignore the universal domain shift induced by time-varying land cover changes, including…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Jia Liu , Wenjie Xuan , Yuhang Gan , Juhua Liu , Bo Du

Multi-change captioning aims to describe complex and coupled changes within an image pair in natural language. Compared with single-change captioning, this task requires the model to have higher-level cognition ability to reason an…

Computer Vision and Pattern Recognition · Computer Science 2024-06-10 Yunbin Tu , Liang Li , Li Su , Zheng-Jun Zha , Chenggang Yan , Qingming Huang

This paper addresses the problem of quickest change detection (QCD) at two spatially separated locations monitored by a single unmanned aerial vehicle (UAV) equipped with a sensor. At any location, the UAV observes i.i.d. data sequentially…

Signal Processing · Electrical Eng. & Systems 2025-04-11 Saqib Abbas , Anurag Kumar , Arpan Chattopadhyay

Scene Text Recognition (STR) is challenging in extracting effective character representations from visual data when text is unreadable. Permutation language modeling (PLM) is introduced to refine character predictions by jointly capturing…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 Honghui Chen , Yuhang Qiu , Jiabao Wang , Pingping Chen , Nam Ling

We present the first scene-update aerial path planning algorithm specifically designed for detecting and updating change areas in urban environments. While existing methods for large-scale 3D urban scene reconstruction focus on achieving…

Robotics · Computer Science 2025-05-14 Mingfeng Tang , Ningna Wang , Ziyuan Xie , Jianwei Hu , Ke Xie , Xiaohu Guo , Hui Huang

Deep learning enabled semantic communications are attracting extensive attention. However, most works normally ignore the data acquisition process and suffer from robustness issues under dynamic channel environment. In this paper, we…

Image and Video Processing · Electrical Eng. & Systems 2025-02-12 Zhiyuan Qi , Yulong Feng , Zhijin Qin

Efficient data collection methods play a major role in helping us better understand the Earth and its ecosystems. In many applications, the usage of unmanned aerial vehicles (UAVs) for monitoring and remote sensing is rapidly gaining…

Computer Vision and Pattern Recognition · Computer Science 2022-03-04 Felix Stache , Jonas Westheider , Federico Magistri , Cyrill Stachniss , Marija Popović

Despite significant advancements in dynamic neural rendering, existing methods fail to address the unique challenges posed by UAV-captured scenarios, particularly those involving monocular camera setups, top-down perspective, and multiple…

Computer Vision and Pattern Recognition · Computer Science 2025-06-06 Jaehoon Choi , Dongki Jung , Christopher Maxey , Yonghan Lee , Sungmin Eum , Dinesh Manocha , Heesung Kwon

Object detection on drone images with low-latency is an important but challenging task on the resource-constrained unmanned aerial vehicle (UAV) platform. This paper investigates optimizing the detection head based on the sparse…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Bowei Du , Yecheng Huang , Jiaxin Chen , Di Huang

Recently, automatic video captioning has attracted increasing attention, where the core challenge lies in capturing the key semantic items, like objects and actions as well as their spatial-temporal correlations from the redundant frames…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Chengpeng Dai , Fuhai Chen , Xiaoshuai Sun , Rongrong Ji , Qixiang Ye , Yongjian Wu

Change detection is an important problem in vision field, especially for aerial images. However, most works focus on traditional change detection, i.e., where changes happen, without considering the change type information, i.e., what…

Computer Vision and Pattern Recognition · Computer Science 2020-03-10 Wensheng Cheng , Yan Zhang , Xu Lei , Wen Yang , Guisong Xia

Unsupervised Domain Adaptation has been an efficient approach to transferring the semantic segmentation model across data distributions. Meanwhile, the recent Open-vocabulary Semantic Scene understanding based on large-scale vision language…

Computer Vision and Pattern Recognition · Computer Science 2024-10-14 Thanh-Dat Truong , Utsav Prabhu , Dongyi Wang , Bhiksha Raj , Susan Gauch , Jeyamkondan Subbiah , Khoa Luu

As bird's-eye-view (BEV) semantic segmentation is simple-to-visualize and easy-to-handle, it has been applied in autonomous driving to provide the surrounding information to downstream tasks. Inferring BEV semantic segmentation conditioned…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Naiyu Fang , Lemiao Qiu , Shuyou Zhang , Zili Wang , Kerui Hu , Kang Wang

Cooperative perception, offering a wider field of view than standalone perception, is becoming increasingly crucial in autonomous driving. This perception is enabled through vehicle-to-vehicle (V2V) communication, allowing connected…

Information Theory · Computer Science 2024-09-17 Yucheng Sheng , Le Liang , Hao Ye , Shi Jin , Geoffrey Ye Li

Deep Reinforcement Learning (Deep-RL) techniques for motion control have been continuously used to deal with decision-making problems for a wide variety of robots. Previous works showed that Deep-RL can be applied to perform mapless…