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Object detection in Unmanned Aerial Vehicle (UAV) imagery is fundamentally challenged by a prevalence of small, densely packed, and occluded objects within cluttered backgrounds. Conventional detectors struggle with this domain, as they…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Hongxing Peng , Lide Chen , Hui Zhu , Yan Chen

Recently, two-stage Deformable DETR introduced the query-based two-stage head, a new type of two-stage head different from the region-based two-stage heads of classical detectors as Faster R-CNN. In query-based two-stage heads, the second…

Computer Vision and Pattern Recognition · Computer Science 2022-10-31 Cédric Picron , Punarjay Chakravarty , Tinne Tuytelaars

The Transformer translation model is based on the multi-head attention mechanism, which can be parallelized easily. The multi-head attention network performs the scaled dot-product attention function in parallel, empowering the model by…

Computation and Language · Computer Science 2021-09-13 Hongfei Xu , Qiuhui Liu , Josef van Genabith , Deyi Xiong

In this paper, we present a Transformer-based architecture for 3D radar object detection that uses a novel Transformer Decoder as the prediction head to directly regress 3D bounding boxes and class scores from radar feature representations.…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Changxu Zhang , Zhaoze Wang , Tai Fei , Christopher Grimm , Yi Jin , Claas Tebruegge , Ernst Warsitz , Markus Gardill

This paper presents a simple yet effective regularization for the internal language model induced by the decoder in encoder-decoder ASR models, thereby improving robustness and generalization in both in- and out-of-domain settings. The…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-13 Alexander Polok , Santosh Kesiraju , Karel Beneš , Bolaji Yusuf , Lukáš Burget , Jan Černocký

Recently, Transformer-based encoder-decoder models have demonstrated strong performance in multilingual speech recognition. However, the decoder's autoregressive nature and large size introduce significant bottlenecks during inference.…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-28 Yunkyu Lim , Jihwan Park , Hyung Yong Kim , Hanbin Lee , Byeong-Yeol Kim

With the increasing importance of video data in real-world applications, there is a rising need for efficient object detection methods that utilize temporal information. While existing video object detection (VOD) techniques employ various…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Seungjun An , Seonghoon Park , Gyeongnyeon Kim , Jeongyeol Baek , Byeongwon Lee , Seungryong Kim

DETR-like methods have significantly increased detection performance in an end-to-end manner. The mainstream two-stage frameworks of them perform dense self-attention and select a fraction of queries for sparse cross-attention, which is…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Xiuquan Hou , Meiqin Liu , Senlin Zhang , Ping Wei , Badong Chen

Detecting and segmenting object instances is a common task in biomedical applications. Examples range from detecting lesions on functional magnetic resonance images, to the detection of tumours in histopathological images and extracting…

Computer Vision and Pattern Recognition · Computer Science 2021-04-12 Tim Prangemeier , Christoph Reich , Heinz Koeppl

Chronic active multiple sclerosis lesions, also termed as rim+ lesions, can be characterized by a hyperintense rim at the edge of the lesion on quantitative susceptibility maps. These rim+ lesions exhibit a geometrically simple structure,…

Image and Video Processing · Electrical Eng. & Systems 2023-11-28 Hang Zhang , Rongguang Wang , Renjiu Hu , Jinwei Zhang , Jiahao Li

The use of intelligent automation is growing significantly in the automotive industry, as it assists drivers and fleet management companies, thus increasing their productivity. Dash cams are now been used for this purpose which enables the…

Computer Vision and Pattern Recognition · Computer Science 2024-08-29 Osama Mustafa , Khizer Ali , Anam Bibi , Imran Siddiqi , Momina Moetesum

Defocus blur is a persistent problem in microscope imaging that poses harm to pathology interpretation and medical intervention in cell microscopy and microscope surgery. To address this problem, a unified framework including the…

Computer Vision and Pattern Recognition · Computer Science 2024-06-05 Yuelin Zhang , Pengyu Zheng , Wanquan Yan , Chengyu Fang , Shing Shin Cheng

DETR accomplishes end-to-end object detection through iteratively generating multiple object candidates based on image features and promoting one candidate for each ground-truth object. The traditional training procedure using one-to-one…

Computer Vision and Pattern Recognition · Computer Science 2024-01-09 Chuyang Zhao , Yifan Sun , Wenhao Wang , Qiang Chen , Errui Ding , Yi Yang , Jingdong Wang

Open world object detection aims at detecting objects that are absent in the object classes of the training data as unknown objects without explicit supervision. Furthermore, the exact classes of the unknown objects must be identified…

Computer Vision and Pattern Recognition · Computer Science 2022-12-07 Na Dong , Yongqiang Zhang , Mingli Ding , Gim Hee Lee

Synthetic aperture radar (SAR) imaging, celebrated for its high resolution, all-weather capability, and day-night operability, is indispensable for maritime applications. However, ship detection in SAR imagery faces significant challenges,…

Computer Vision and Pattern Recognition · Computer Science 2025-01-13 Congxia Zhao , Xiongjun Fu , Jian Dong , Shen Cao , Chunyan Zhang

Guided depth super-resolution (GDSR) is an essential topic in multi-modal image processing, which reconstructs high-resolution (HR) depth maps from low-resolution ones collected with suboptimal conditions with the help of HR RGB images of…

Computer Vision and Pattern Recognition · Computer Science 2022-04-22 Zixiang Zhao , Jiangshe Zhang , Shuang Xu , Zudi Lin , Hanspeter Pfister

Line segment detection is a fundamental low-level task in computer vision, and improvements in this task can impact more advanced methods that depend on it. Most new methods developed for line segment detection are based on Convolutional…

Computer Vision and Pattern Recognition · Computer Science 2024-11-21 Sebastian Janampa , Marios Pattichis

3D object detection is essential in autonomous driving, providing vital information about moving objects and obstacles. Detecting objects in distant regions with only a few LiDAR points is still a challenge, and numerous strategies have…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 Qinghao Meng , Chenming Wu , Liangjun Zhang , Jianbing Shen

Nonuniform rotational distortion (NURD) correction is vital for endoscopic optical coherence tomography (OCT) imaging and its functional extensions, such as angiography and elastography. Current NURD correction methods require…

Image and Video Processing · Electrical Eng. & Systems 2024-01-08 Haoran Zhang , Jianlong Yang , Jingqian Zhang , Shiqing Zhao , Aili Zhang

In this work, we address the challenge of Scene Change Detection (SCD), where the goal is to identify variations between two images of the same location captured at different times. Existing SCD models often overlook the varying importance…

Computer Vision and Pattern Recognition · Computer Science 2026-05-21 Jiae Yoon , Ue-Hwan Kim
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