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Deep learning models as an emerging topic have shown great progress in various fields. Especially, visualization tools such as class activation mapping methods provided visual explanation on the reasoning of convolutional neural networks…

计算机视觉与模式识别 · 计算机科学 2023-08-24 Ali Caglayan , Nevrez Imamoglu , Oguzhan Guclu , Ali Osman Serhatoglu , Weimin Wang , Ahmet Burak Can , Ryosuke Nakamura

Simultaneous localization and mapping (SLAM) based on particle filtering has been extensively employed in indoor scenarios due to its high efficiency. However, in geometry feature-less scenes, the accuracy is severely reduced due to lack of…

机器人学 · 计算机科学 2025-07-28 Yanbin Li , Wei Zhang , Zhiguo Zhang , Xiaogang Shi , Ziruo Li , Mingming Zhang , Hongping Xie , Wenzheng Chi

The existence of variable factors within the environment can cause a decline in camera localization accuracy, as it violates the fundamental assumption of a static environment in Simultaneous Localization and Mapping (SLAM) algorithms.…

机器人学 · 计算机科学 2023-10-11 Ghanta Sai Krishna , Kundrapu Supriya , Sabur Baidya

Generative models for Image Super-Resolution (SR) are increasingly powerful, yet their reliance on self-attention's quadratic complexity (O(N^2)) creates a major computational bottleneck. Linear Attention offers an O(N) solution, but its…

计算机视觉与模式识别 · 计算机科学 2026-03-24 Xiaohui Li , Shaobin Zhuang , Shuo Cao , Yang Yang , Yuandong Pu , Qi Qin , Siqi Luo , Bin Fu , Yihao Liu

Multi-beam LiDAR sensors are increasingly used in robotics, particularly with autonomous cars for localization and perception tasks, both relying on the ability to build a precise map of the environment. For this, we propose a new real-time…

机器人学 · 计算机科学 2022-02-25 Pierre Dellenbach , Jean-Emmanuel Deschaud , Bastien Jacquet , François Goulette

Semantic localization, i.e., robot self-localization with semantic image modality, is critical in recently emerging embodied AI applications (e.g., point-goal navigation, object-goal navigation, vision language navigation) and topological…

计算机视觉与模式识别 · 计算机科学 2023-12-27 Mitsuki Yoshida , Kanji Tanaka , Ryogo Yamamoto , Daiki Iwata

Graph Attention Networks (GATs) have been intensively studied and widely used in graph data learning tasks. Existing GATs generally adopt the self-attention mechanism to conduct graph edge attention learning, requiring expensive…

神经与进化计算 · 计算机科学 2022-09-28 Beibei Wang , Bo Jiang

Collaborative Simultaneous Localization and Mapping (CSLAM) is critical to enable multiple robots to operate in complex environments. Most CSLAM techniques rely on raw sensor measurement or low-level features such as keyframe descriptors,…

This paper presents a 3D lidar SLAM system based on improved regionalized Gaussian process (GP) map reconstruction to provide both low-drift state estimation and mapping in real-time for robotics applications. We utilize spatial GP…

机器人学 · 计算机科学 2023-03-10 Jianyuan Ruan , Bo Li , Yinqiang Wang , Zhou Fang

Accurately predicting the binding affinity between drugs and proteins is an essential step for computational drug discovery. Since graph neural networks (GNNs) have demonstrated remarkable success in various graph-related tasks, GNNs have…

定量方法 · 定量生物学 2020-12-18 Jingbo Zhou , Shuangli Li , Liang Huang , Haoyi Xiong , Fan Wang , Tong Xu , Hui Xiong , Dejing Dou

We introduce a nonlinear method for directly embedding large, sparse, stochastic graphs into low-dimensional spaces, without requiring vertex features to reside in, or be transformed into, a metric space. Graph data and models are prevalent…

机器学习 · 计算机科学 2019-06-14 Nikos Pitsianis , Alexandros-Stavros Iliopoulos , Dimitris Floros , Xiaobai Sun

We consider the problem of dense depth prediction from a sparse set of depth measurements and a single RGB image. Since depth estimation from monocular images alone is inherently ambiguous and unreliable, to attain a higher level of…

机器人学 · 计算机科学 2018-02-27 Fangchang Ma , Sertac Karaman

Modern robotic systems sense the environment geometrically, through sensors like cameras, lidar, and sonar, as well as semantically, often through visual models learned from data, such as object detectors. We aim to develop robots that can…

机器人学 · 计算机科学 2019-10-01 Kevin Doherty , David Baxter , Edward Schneeweiss , John Leonard

This letter introduces a novel framework for dense Visual Simultaneous Localization and Mapping (VSLAM) based on Gaussian Splatting. Recently, SLAM based on Gaussian Splatting has shown promising results. However, in monocular scenarios,…

计算机视觉与模式识别 · 计算机科学 2024-09-11 Pengcheng Zhu , Yaoming Zhuang , Baoquan Chen , Li Li , Chengdong Wu , Zhanlin Liu

The bundle of geometry and appearance in computer vision has proven to be a promising solution for robots across a wide variety of applications. Stereo cameras and RGB-D sensors are widely used to realise fast 3D reconstruction and…

计算机视觉与模式识别 · 计算机科学 2016-11-15 Xuanpeng Li , Rachid Belaroussi

The assumption of a static environment is common in many geometric computer vision tasks like SLAM but limits their applicability in highly dynamic scenes. Since these tasks rely on identifying point correspondences between input images…

计算机视觉与模式识别 · 计算机科学 2024-07-02 Theresa Huber , Simon Schaefer , Stefan Leutenegger

The current state of the art of Simultaneous Localisation and Mapping, or SLAM, on low power embedded systems is about sparse localisation and mapping with low resolution results in the name of efficiency. Meanwhile, research in this field…

机器人学 · 计算机科学 2019-02-14 Konstantinos Boikos , Christos-Savvas Bouganis

Pose-graph SLAM is the de facto standard framework for constructing large-scale maps from multi-session experiences of relative observations and motions during visual robot navigation. It has received increasing attention in the context of…

机器人学 · 计算机科学 2022-03-08 Kazushi Aiba , Kanji Tanaka , Ryogo Yamamoto

Seven million people suffer surgical complications each year, but with sufficient surgical training and review, 50\% of these complications could be prevented. To improve surgical performance, existing research uses various deep learning…

图像与视频处理 · 电气工程与系统科学 2022-04-19 Ella Selina Lan

Deep visual Simultaneous Localization and Mapping (SLAM) techniques, e.g., DROID, have made significant advancements by leveraging deep visual odometry on dense flow fields. In general, they heavily rely on global visual similarity…

计算机视觉与模式识别 · 计算机科学 2024-10-31 Yucheng Huang , Luping Ji , Hudong Liu , Mao Ye
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