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In indoor scenes, the diverse distribution of object locations and scales makes the visual 3D perception task a big challenge. Previous works (e.g, NeRF-Det) have demonstrated that implicit representation has the capacity to benefit the…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Chi Huang , Xinyang Li , Yansong Qu , Changli Wu , Xiaofan Li , Shengchuan Zhang , Liujuan Cao

4D mmWave radar provides weather-robust, velocity-aware measurements and is more cost-effective than LiDAR. However, radar-only 3D detection still trails LiDAR-based systems because radar point clouds are sparse, irregular, and often…

Robotics · Computer Science 2026-02-17 Yichun Xiao , Runwei Guan , Fangqiang Ding

Dense prediction infers per-pixel values from a single image and is fundamental to 3D perception and robotics. Although real-world scenes exhibit strong structure, existing methods treat it as an independent pixel-wise prediction, often…

Computer Vision and Pattern Recognition · Computer Science 2026-02-02 Seung Hyun Lee , Sangwoo Mo , Stella X. Yu

Open-Vocabulary Object Detection (OVD) faces severe performance degradation when applied to UAV imagery due to the domain gap from ground-level datasets. To address this challenge, we propose a complete UAV-oriented solution that combines…

Computer Vision and Pattern Recognition · Computer Science 2025-09-10 Zhenhai Weng , Xinjie Li , Can Wu , Weijie He , Jianfeng Lv , Dong Zhou , Zhongliang Yu

Although much significant progress has been made in the research field of object detection with deep learning, there still exists a challenging task for the objects with small size, which is notably pronounced in UAV-captured images.…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Yingjie Liu

Recently, object detection models have witnessed notable performance improvements, particularly with transformer-based models. However, new objects frequently appear in the real world, requiring detection models to continually learn without…

Computer Vision and Pattern Recognition · Computer Science 2025-06-11 Duc Thanh Pham , Hong Dang Nguyen , Nhat Minh Nguyen Quoc , Linh Ngo Van , Sang Dinh Viet , Duc Anh Nguyen

The detection performance of small objects in remote sensing images is not satisfactory compared to large objects, especially in low-resolution and noisy images. A generative adversarial network (GAN)-based model called enhanced…

Computer Vision and Pattern Recognition · Computer Science 2020-04-30 Jakaria Rabbi , Nilanjan Ray , Matthias Schubert , Subir Chowdhury , Dennis Chao

Infrared Small Target Detection (IRSTD) faces significant challenges due to low signal-to-noise ratios, complex backgrounds, and the absence of discernible target features. While deep learning-based encoder-decoder frameworks have advanced…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Xuelin Qian , Jiaming Lu , Zixuan Wang , Wenxuan Wang , Zhongling Huang , Dingwen Zhang , Junwei Han

Recently, the rise of query-based Transformer decoders is reshaping camera-based 3D object detection. These query-based decoders are surpassing the traditional dense BEV (Bird's Eye View)-based methods. However, we argue that dense BEV…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Zhenxin Li , Shiyi Lan , Jose M. Alvarez , Zuxuan Wu

Aerial Vision-and-Language Navigation (AVLN) requires Unmanned Aerial Vehicle (UAV) agents to localize targets in large-scale urban environments based on linguistic instructions. While successful navigation demands both global environmental…

Computer Vision and Pattern Recognition · Computer Science 2025-12-18 Xichen Ding , Jianzhe Gao , Cong Pan , Wenguan Wang , Jie Qin

Unmanned Aerial Vehicles (UAVs) hold immense potential for critical applications, such as search and rescue operations, where accurate perception of indoor environments is paramount. However, the concurrent amalgamation of localization, 3D…

Robotics · Computer Science 2024-01-17 Thanh Nguyen Canh , Van-Truong Nguyen , Xiem HoangVan , Armagan Elibol , Nak Young Chong

LiDAR sensor is essential to the perception system in autonomous vehicles and intelligent robots. To fulfill the real-time requirements in real-world applications, it is necessary to efficiently segment the LiDAR scans. Most of previous…

Computer Vision and Pattern Recognition · Computer Science 2022-09-16 Song Wang , Jianke Zhu , Ruixiang Zhang

Remote sensing object detection (RSOD) often suffers from degradations such as low spatial resolution, sensor noise, motion blur, and adverse illumination. These factors diminish feature distinctiveness, leading to ambiguous object…

Computer Vision and Pattern Recognition · Computer Science 2025-10-27 Wei Lu , Si-Bao Chen , Hui-Dong Li , Qing-Ling Shu , Chris H. Q. Ding , Jin Tang , Bin Luo

Unmanned aerial vehicles serve as primary sensing platforms for surveillance, traffic monitoring, and disaster response, making aerial object detection a central problem in applied computer vision. Current detectors struggle with…

Computer Vision and Pattern Recognition · Computer Science 2026-02-17 Sohail Ali Farooqui , Zuhair Ahmed Khan Taha , Mohammed Mudassir Uddin , Shahnawaz Alam

The dynamic imbalance of the fore-background is a major challenge in video object counting, which is usually caused by the sparsity of target objects. This remains understudied in existing works and often leads to severe…

Computer Vision and Pattern Recognition · Computer Science 2025-03-07 Bing Cao , Quanhao Lu , Jiekang Feng , Qilong Wang , Qinghua Hu , Pengfei Zhu

In the domain of computer vision, Parameter-Efficient Tuning (PET) is increasingly replacing the traditional paradigm of pre-training followed by full fine-tuning. PET is particularly favored for its effectiveness in large foundation…

Computer Vision and Pattern Recognition · Computer Science 2025-01-16 Jiaqi Huang , Zunnan Xu , Ting Liu , Yong Liu , Haonan Han , Kehong Yuan , Xiu Li

Both high-level and high-resolution feature representations are of great importance in various visual understanding tasks. To acquire high-resolution feature maps with high-level semantic information, one common strategy is to adopt dilated…

Computer Vision and Pattern Recognition · Computer Science 2020-12-21 Jianbo Liu , Sijie Ren , Yuanjie Zheng , Xiaogang Wang , Hongsheng Li

Existing oriented object detection methods commonly use metric AP$_{50}$ to measure the performance of the model. We argue that AP$_{50}$ is inherently unsuitable for oriented object detection due to its large tolerance in angle deviation.…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Ying Zeng , Yushi Chen , Xue Yang , Qingyun Li , Junchi Yan

One-to-one set matching is a key design for DETR to establish its end-to-end capability, so that object detection does not require a hand-crafted NMS (non-maximum suppression) to remove duplicate detections. This end-to-end signature is…

Computer Vision and Pattern Recognition · Computer Science 2023-05-17 Ding Jia , Yuhui Yuan , Haodi He , Xiaopei Wu , Haojun Yu , Weihong Lin , Lei Sun , Chao Zhang , Han Hu

Moving Object Detection (MOD) is a crucial task for the Autonomous Driving pipeline. MOD is usually handled via 2-stream convolutional architectures that incorporates both appearance and motion cues, without considering the inter-relations…

Computer Vision and Pattern Recognition · Computer Science 2021-06-23 Eslam Mohamed , Ahmad El-Sallab
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