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In contrast to the generic object, aerial targets are often non-axis aligned with arbitrary orientations having the cluttered surroundings. Unlike the mainstreamed approaches regressing the bounding box orientations, this paper proposes an…

计算机视觉与模式识别 · 计算机科学 2022-03-25 Wentong Li , Yijie Chen , Kaixuan Hu , Jianke Zhu

3D reconstruction in dynamic scenes primarily relies on the combination of geometry estimation and matching modules where the latter task is pivotal for distinguishing dynamic regions which can help to mitigate the interference introduced…

图像与视频处理 · 电气工程与系统科学 2025-08-11 Songyan Zhang , Yongtao Ge , Jinyuan Tian , Guangkai Xu , Hao Chen , Chen Lv , Chunhua Shen

In the field of resource-constrained robots and the need for effective place recognition in multi-robotic systems, this article introduces RecNet, a novel approach that concurrently addresses both challenges. The core of RecNet's…

机器人学 · 计算机科学 2024-10-04 Nikolaos Stathoulopoulos , Mario A. V. Saucedo , Anton Koval , George Nikolakopoulos

The challenges of learning a robust 6D pose function lie in 1) severe occlusion and 2) systematic noises in depth images. Inspired by the success of point-pair features, the goal of this paper is to recover the 6D pose of an object instance…

计算机视觉与模式识别 · 计算机科学 2022-05-10 Zelin Xu , Yichen Zhang , Ke Chen , Kui Jia

Prompt learning in pretrained visual-language models has shown remarkable flexibility across various downstream tasks. Leveraging its inherent lightweight nature, recent research attempted to integrate the powerful pretrained models into…

机器学习 · 计算机科学 2024-04-04 Hongxia Li , Wei Huang , Jingya Wang , Ye Shi

State-of-the-art (SoTA) models have improved the accuracy of object detection with a large margin via a FP (feature pyramid). FP is a top-down aggregation to collect semantically strong features to improve scale invariance in both two-stage…

计算机视觉与模式识别 · 计算机科学 2019-12-11 Ping-Yang Chen , Jun-Wei Hsieh , Chien-Yao Wang , Hong-Yuan Mark Liao , Munkhjargal Gochoo

The rapid expansion of remote sensing image archives demands the development of strong and efficient techniques for content-based image retrieval (RS-CBIR). This paper presents REJEPA (Retrieval with Joint-Embedding Predictive…

计算机视觉与模式识别 · 计算机科学 2025-06-02 Shabnam Choudhury , Yash Salunkhe , Sarthak Mehrotra , Biplab Banerjee

Representation alignment (REPA) guides generative training by distilling representations from a strong, pretrained vision encoder to intermediate diffusion features. We investigate a fundamental question: what aspect of the target…

计算机视觉与模式识别 · 计算机科学 2025-12-12 Jaskirat Singh , Xingjian Leng , Zongze Wu , Liang Zheng , Richard Zhang , Eli Shechtman , Saining Xie

6D pose estimation of rigid objects from RGB-D images is crucial for object grasping and manipulation in robotics. Although RGB channels and the depth (D) channel are often complementary, providing respectively the appearance and geometry…

计算机视觉与模式识别 · 计算机科学 2022-08-18 Haoran Pan , Jun Zhou , Yuanpeng Liu , Xuequan Lu , Weiming Wang , Xuefeng Yan , Mingqiang Wei

LiDAR based place recognition is popular for loop closure detection and re-localization. In recent years, deep learning brings improvements to place recognition by learnable feature extraction. However, these methods degenerate when the…

计算机视觉与模式识别 · 计算机科学 2022-10-21 Sha Lu , Xuecheng Xu , Li Tang , Rong Xiong , Yue Wang

We introduce a novel semi-supervised video segmentation approach based on an efficient video representation, called as "super-trajectory". Each super-trajectory corresponds to a group of compact trajectories that exhibit consistent motion…

计算机视觉与模式识别 · 计算机科学 2017-07-25 Wenguan Wang , Jianbing Shen , Jianwen Xie , Fatih Porikli

As the density of spacecraft in Earth's orbit increases, their recognition, pose and trajectory identification becomes crucial for averting potential collisions and executing debris removal operations. However, training models able to…

计算机视觉与模式识别 · 计算机科学 2025-01-23 Louis Aberdeen , Mark Hansen , Melvyn L. Smith , Lyndon Smith

Generic event boundary detection aims to localize the generic, taxonomy-free event boundaries that segment videos into chunks. Existing methods typically require video frames to be decoded before feeding into the network, which contains…

计算机视觉与模式识别 · 计算机科学 2023-09-28 Libo Zhang , Xin Gu , Congcong Li , Tiejian Luo , Heng Fan

In this study, we introduce a novel framework called Toast for learning general-purpose representations of road networks, along with its advanced counterpart DyToast, designed to enhance the integration of temporal dynamics to boost the…

机器学习 · 计算机科学 2024-03-19 Yile Chen , Xiucheng Li , Gao Cong , Zhifeng Bao , Cheng Long

Recent self-supervised models have demonstrated equal or better performance than supervised methods, opening for AI systems to learn visual representations from practically unlimited data. However, these methods are typically…

计算机视觉与模式识别 · 计算机科学 2022-10-10 Robin Karlsson , Tomoki Hayashi , Keisuke Fujii , Alexander Carballo , Kento Ohtani , Kazuya Takeda

This study investigates the spatial reasoning capabilities of vision-language models (VLMs) through Chain-of-Thought (CoT) prompting and reinforcement learning. We begin by evaluating the impact of different prompting strategies and find…

计算机视觉与模式识别 · 计算机科学 2025-07-21 Binbin Ji , Siddharth Agrawal , Qiance Tang , Yvonne Wu

We present a novel methodology that combines graph and dense segmentation techniques by jointly learning both point and pixel contour representations, thereby leveraging the benefits of each approach. This addresses deficiencies in typical…

计算机视觉与模式识别 · 计算机科学 2024-02-20 Kit Mills Bransby , Greg Slabaugh , Christos Bourantas , Qianni Zhang

Deep learning-based image restoration methods generally struggle with faithfully preserving the structures of the original image. In this work, we propose a novel Residual-Conditioned Optimal Transport (RCOT) approach, which models image…

计算机视觉与模式识别 · 计算机科学 2024-05-14 Xiaole Tang , Xin Hu , Xiang Gu , Jian Sun

There is extensive interest in metric learning methods for image retrieval. Many metric learning loss functions focus on learning a correct ranking of training samples, but strongly overfit semantically inconsistent labels and require a…

机器学习 · 计算机科学 2023-06-05 Christopher Liao , Theodoros Tsiligkaridis , Brian Kulis

In the realm of large-scale language models, a significant challenge arises when extrapolating sequences beyond the maximum allowable length. This is because the model's position embedding mechanisms are limited to positions encountered…

计算与语言 · 计算机科学 2025-02-05 Yui Oka , Taku Hasegawa , Kyosuke Nishida , Kuniko Saito