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Objective functions that optimize deep neural networks play a vital role in creating an enhanced feature representation of the input data. Although cross-entropy-based loss formulations have been extensively used in a variety of supervised…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Deen Dayal Mohan , Bhavin Jawade , Srirangaraj Setlur , Venu Govindaraj

As robotics continues to advance, the need for adaptive and continuously-learning embodied agents increases, particularly in the realm of assistance robotics. Quick adaptability and long-term information retention are essential to operate…

计算机视觉与模式识别 · 计算机科学 2024-06-05 Paolo Cudrano , Xiaoyu Luo , Matteo Matteucci

Recent advances in deep learning have pushed the performances of visual saliency models way further than it has ever been. Numerous models in the literature present new ways to design neural networks, to arrange gaze pattern data, or to…

计算机视觉与模式识别 · 计算机科学 2019-07-05 Alexandre Bruckert , Hamed R. Tavakoli , Zhi Liu , Marc Christie , Olivier Le Meur

LiDAR odometry is a fundamental task for various areas such as robotics, autonomous driving. This problem is difficult since it requires the systems to be highly robust running in noisy real-world data. Existing methods are mostly local…

计算机视觉与模式识别 · 计算机科学 2020-04-10 Zhichao Li , Naiyan Wang

Visual odometry (VO) plays a crucial role in autonomous driving, robotic navigation, and other related tasks by estimating the position and orientation of a camera based on visual input. Significant progress has been made in data-driven VO…

计算机视觉与模式识别 · 计算机科学 2025-05-01 Dongzhihan Wang , Yang Yang , Liang Xu

We present a novel method to fuse the power of deep networks with the computational efficiency of geometric and probabilistic localization algorithms. In contrast to other methods that completely replace a classical visual estimator with a…

计算机视觉与模式识别 · 计算机科学 2022-07-06 Valentin Peretroukhin , Jonathan Kelly

We present a novel deep convolutional network pipeline, LO-Net, for real-time lidar odometry estimation. Unlike most existing lidar odometry (LO) estimations that go through individually designed feature selection, feature matching, and…

计算机视觉与模式识别 · 计算机科学 2020-01-20 Qing Li , Shaoyang Chen , Cheng Wang , Xin Li , Chenglu Wen , Ming Cheng , Jonathan Li

With the development of computer vision, visual odometry is adopted by more and more mobile robots. However, we found that not only its own pose, but the poses of other moving objects are also crucial for the decision of the robot. In…

计算机视觉与模式识别 · 计算机科学 2019-10-16 Qing Zhao , Bin Luo , Yun Zhang

Almost all statistical and machine learning methods in analyzing brain networks rely on distances and loss functions, which are mostly Euclidean or matrix norms. The Euclidean or matrix distances may fail to capture underlying subtle…

计算几何 · 计算机科学 2021-02-18 Moo K. Chung , Alexander Smith , Gary Shiu

In the absence of reliable and accurate GPS, visual odometry (VO) has emerged as an effective means of estimating the egomotion of robotic vehicles. Like any dead-reckoning technique, VO suffers from unbounded accumulation of drift error…

机器人学 · 计算机科学 2019-08-09 Lee Clement , Valentin Peretroukhin , Jonathan Kelly

It is fundamental for personal robots to reliably navigate to a specified goal. To study this task, PointGoal navigation has been introduced in simulated Embodied AI environments. Recent advances solve this PointGoal navigation task with…

计算机视觉与模式识别 · 计算机科学 2021-08-27 Xiaoming Zhao , Harsh Agrawal , Dhruv Batra , Alexander Schwing

Estimating relative camera poses from consecutive frames is a fundamental problem in visual odometry (VO) and simultaneous localization and mapping (SLAM), where classic methods consisting of hand-crafted features and sampling-based outlier…

计算机视觉与模式识别 · 计算机科学 2020-07-31 You-Yi Jau , Rui Zhu , Hao Su , Manmohan Chandraker

The emergence of visual foundation models has revolutionized visual odometry~(VO) and SLAM, enabling pose estimation and dense reconstruction within a single feed-forward network. However, unlike traditional pipelines that leverage keyframe…

计算机视觉与模式识别 · 计算机科学 2026-01-23 Weichen Dai , Wenhan Su , Da Kong , Yuhang Ming , Wanzeng Kong

Mobile robots rely on odometry to navigate through areas where localization fails. Visual odometry (VO) is a common solution for obtaining robust and consistent relative motion estimates of the vehicle frame. Contrarily, Global Positioning…

机器人学 · 计算机科学 2021-06-09 Benjamin Congram , Timothy D. Barfoot

Reliable feature correspondence between frames is a critical step in visual odometry (VO) and visual simultaneous localization and mapping (V-SLAM) algorithms. In comparison with existing VO and V-SLAM algorithms, semi-direct visual…

计算机视觉与模式识别 · 计算机科学 2018-10-03 Shing Yan Loo , Ali Jahani Amiri , Syamsiah Mashohor , Sai Hong Tang , Hong Zhang

How to effectively represent camera pose is an essential problem in 3D computer vision, especially in tasks such as camera pose regression and novel view synthesis. Traditionally, 3D position of the camera is represented by Cartesian…

计算机视觉与模式识别 · 计算机科学 2021-05-11 Yaxuan Zhu , Ruiqi Gao , Siyuan Huang , Song-Chun Zhu , Ying Nian Wu

Breakthroughs in visual odometry (VO) have fundamentally reshaped the landscape of robotics, enabling ultra-precise camera state estimation that is crucial for modern autonomous systems. Despite these advances, many learning-based VO…

计算机视觉与模式识别 · 计算机科学 2026-01-26 Chi-Yao Huang , Zeel Bhatt , Yezhou Yang

LiDAR-based place recognition plays a crucial role in Simultaneous Localization and Mapping (SLAM) and LiDAR localization. Despite the emergence of various deep learning-based and hand-crafting-based methods, rotation-induced place…

计算机视觉与模式识别 · 计算机科学 2023-08-25 Gengxuan Tian , Junqiao Zhao , Yingfeng Cai , Fenglin Zhang , Wenjie Mu , Chen Ye

Monocular visual odometry (VO) is an important task in robotics and computer vision. Thus far, how to build accurate and robust monocular VO systems that can work well in diverse scenarios remains largely unsolved. In this paper, we propose…

计算机视觉与模式识别 · 计算机科学 2022-04-05 Libo Sun , Wei Yin , Enze Xie , Zhengrong Li , Changming Sun , Chunhua Shen

In the context of pose-invariant object recognition and retrieval, we demonstrate that it is possible to achieve significant improvements in performance if both the category-based and the object-identity-based embeddings are learned…

计算机视觉与模式识别 · 计算机科学 2024-03-04 Rohan Sarkar , Avinash Kak