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In this paper, we point out that the essential differences between CNN-based and Transformer-based detectors, which cause the worse performance of small objects in Transformer-based methods, are the gap between local information and global…

计算机视觉与模式识别 · 计算机科学 2023-02-21 Dong Chen , Duoqian Miao , Xuerong Zhao

DETR has been recently proposed to eliminate the need for many hand-designed components in object detection while demonstrating good performance. However, it suffers from slow convergence and limited feature spatial resolution, due to the…

计算机视觉与模式识别 · 计算机科学 2021-03-19 Xizhou Zhu , Weijie Su , Lewei Lu , Bin Li , Xiaogang Wang , Jifeng Dai

The sensitivity of imaging spectroscopy to haemoglobin derivatives makes it a promising tool for detecting blood. However, due to complexity and high dimensionality of hyperspectral images, the development of hyperspectral blood detection…

计算机视觉与模式识别 · 计算机科学 2021-04-01 Michał Romaszewski , Przemysław Głomb , Arkadiusz Sochan , Michał Cholewa

Inspired by recent advances in vision transformers for object detection, we propose Li3DeTr, an end-to-end LiDAR based 3D Detection Transformer for autonomous driving, that inputs LiDAR point clouds and regresses 3D bounding boxes. The…

计算机视觉与模式识别 · 计算机科学 2022-10-28 Gopi Krishna Erabati , Helder Araujo

In the technical report, we present a novel transformer-based framework for nuScenes lidar-based object detection task, termed Spatial Expansion Group Transformer (SEGT). To efficiently handle the irregular and sparse nature of point cloud,…

计算机视觉与模式识别 · 计算机科学 2025-01-22 Cheng Mei , Hao He , Yahui Liu , Zhenhua Guo

For object detection, the two-stage approach (e.g., Faster R-CNN) has been achieving the highest accuracy, whereas the one-stage approach (e.g., SSD) has the advantage of high efficiency. To inherit the merits of both while overcoming their…

计算机视觉与模式识别 · 计算机科学 2018-01-04 Shifeng Zhang , Longyin Wen , Xiao Bian , Zhen Lei , Stan Z. Li

This paper presents a novel framework for robust 3D object detection from point clouds via cross-modal hallucination. Our proposed approach is agnostic to either hallucination direction between LiDAR and 4D radar. We introduce multiple…

计算机视觉与模式识别 · 计算机科学 2024-03-13 Jianning Deng , Gabriel Chan , Hantao Zhong , Chris Xiaoxuan Lu

Single stage deep learning algorithm for 2D object detection was made popular by Single Shot MultiBox Detector (SSD) and it was heavily adopted in several embedded applications. PointPillars is a state of the art 3D object detection…

计算机视觉与模式识别 · 计算机科学 2020-05-05 Aniket Limaye , Manu Mathew , Soyeb Nagori , Pramod Kumar Swami , Debapriya Maji , Kumar Desappan

Human-Object Interaction (HOI) detection is a task of identifying "a set of interactions" in an image, which involves the i) localization of the subject (i.e., humans) and target (i.e., objects) of interaction, and ii) the classification of…

计算机视觉与模式识别 · 计算机科学 2021-04-29 Bumsoo Kim , Junhyun Lee , Jaewoo Kang , Eun-Sol Kim , Hyunwoo J. Kim

Monocular 3D object detection is an important yet challenging task in autonomous driving. Some existing methods leverage depth information from an off-the-shelf depth estimator to assist 3D detection, but suffer from the additional…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Kuan-Chih Huang , Tsung-Han Wu , Hung-Ting Su , Winston H. Hsu

Running deep learning models on resource-constrained edge devices has drawn significant attention due to its fast response, privacy preservation, and robust operation regardless of Internet connectivity. While these devices already cope…

分布式、并行与集群计算 · 计算机科学 2025-04-08 Keondo Park , You Rim Choi , Inhoe Lee , Hyung-Sin Kim

Few-shot object detection has been extensively investigated by incorporating meta-learning into region-based detection frameworks. Despite its success, the said paradigm is constrained by several factors, such as (i) low-quality region…

计算机视觉与模式识别 · 计算机科学 2021-09-21 Gongjie Zhang , Zhipeng Luo , Kaiwen Cui , Shijian Lu

Hyperspectral cameras can provide unique spectral signatures for consistently distinguishing materials that can be used to solve surveillance tasks. In this paper, we propose a novel real-time hyperspectral likelihood maps-aided tracking…

计算机视觉与模式识别 · 计算机科学 2017-07-13 Burak Uzkent , Aneesh Rangnekar , M. J. Hoffman

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…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Hongxing Peng , Lide Chen , Hui Zhu , Yan Chen

Hyperspectral images with high spectral resolution provide new insights into recognizing subtle differences in similar substances. However, object detection in hyperspectral images faces significant challenges in intra- and inter-class…

计算机视觉与模式识别 · 计算机科学 2025-12-23 Xiao He , Chang Tang , Xinwang Liu , Wei Zhang , Zhimin Gao , Chuankun Li , Shaohua Qiu , Jiangfeng Xu

We address the problem of 3D object detection, that is, estimating 3D object bounding boxes from point clouds. 3D object detection methods exploit either voxel-based or point-based features to represent 3D objects in a scene. Voxel-based…

计算机视觉与模式识别 · 计算机科学 2021-04-05 Jongyoun Noh , Sanghoon Lee , Bumsub Ham

Multi-modal reasoning systems rely on a pre-trained object detector to extract regions of interest from the image. However, this crucial module is typically used as a black box, trained independently of the downstream task and on a fixed…

计算机视觉与模式识别 · 计算机科学 2021-10-13 Aishwarya Kamath , Mannat Singh , Yann LeCun , Gabriel Synnaeve , Ishan Misra , Nicolas Carion

Hyperspectral (HS) images are characterized by approximately contiguous spectral information, enabling the fine identification of materials by capturing subtle spectral discrepancies. Owing to their excellent locally contextual modeling…

计算机视觉与模式识别 · 计算机科学 2022-05-04 Danfeng Hong , Zhu Han , Jing Yao , Lianru Gao , Bing Zhang , Antonio Plaza , Jocelyn Chanussot

Object detection has recently seen an interesting trend in terms of the most innovative research work, this task being of particular importance in the field of remote sensing, given the consistency of these images in terms of geographical…

计算机视觉与模式识别 · 计算机科学 2025-06-02 Anasse Boutayeb , Iyad Lahsen-cherif , Ahmed El Khadimi

Detection Transformers represent end-to-end object detection approaches based on a Transformer encoder-decoder architecture, exploiting the attention mechanism for global relation modeling. Although Detection Transformers deliver results on…

计算机视觉与模式识别 · 计算机科学 2023-06-30 Bastian Wittmann , Fernando Navarro , Suprosanna Shit , Bjoern Menze