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Recent advances in deep learning have achieved promising performance for medical image analysis, while in most cases ground-truth annotations from human experts are necessary to train the deep model. In practice, such annotations are…

计算机视觉与模式识别 · 计算机科学 2020-03-03 Jianbo Jiao , Richard Droste , Lior Drukker , Aris T. Papageorghiou , J. Alison Noble

Creating accurate spatial representations that take into account uncertainty is critical for autonomous robots to safely navigate in unstructured environments. Although recent LIDAR based mapping techniques can produce robust occupancy…

计算机视觉与模式识别 · 计算机科学 2020-07-02 Anthony Tompkins , Ransalu Senanayake , Fabio Ramos

Camera-based perception systems play a central role in modern autonomous vehicles. These camera based perception algorithms require an accurate calibration to map the real world distances to image pixels. In practice, calibration is a…

计算机视觉与模式识别 · 计算机科学 2023-08-17 Ciarán Hogan , Ganesh Sistu , Ciarán Eising

Recent deep learning methods for object detection rely on a large amount of bounding box annotations. Collecting these annotations is laborious and costly, yet supervised models do not generalize well when testing on images from a different…

计算机视觉与模式识别 · 计算机科学 2019-10-25 Han-Kai Hsu , Chun-Han Yao , Yi-Hsuan Tsai , Wei-Chih Hung , Hung-Yu Tseng , Maneesh Singh , Ming-Hsuan Yang

We consider the task of visually estimating the relative pose of a drone racing gate in front of a nano-quadrotor, using a convolutional neural network pre-trained on simulated data to regress the gate's pose. Due to the sim-to-real gap,…

We introduce Multi-Source 3D (MS3D), a new self-training pipeline for unsupervised domain adaptation in 3D object detection. Despite the remarkable accuracy of 3D detectors, they often overfit to specific domain biases, leading to…

计算机视觉与模式识别 · 计算机科学 2023-05-10 Darren Tsai , Julie Stephany Berrio , Mao Shan , Eduardo Nebot , Stewart Worrall

Multi-animal pose estimation is essential for studying animals' social behaviors in neuroscience and neuroethology. Advanced approaches have been proposed to support multi-animal estimation and achieve state-of-the-art performance. However,…

计算机视觉与模式识别 · 计算机科学 2022-04-15 Ari Blau , Christoph Gebhardt , Andres Bendesky , Liam Paninski , Anqi Wu

Despite their irresistible success, deep learning algorithms still heavily rely on annotated data. On the other hand, unsupervised settings pose many challenges, especially about determining the right inductive bias in diverse scenarios.…

计算机视觉与模式识别 · 计算机科学 2021-03-11 Beril Besbinar , Pascal Frossard

Modern software systems are built to be used in dynamic environments using configuration capabilities to adapt to changes and external uncertainties. In a self-adaptation context, we are often interested in reasoning about the performance…

软件工程 · 计算机科学 2017-04-24 Pooyan Jamshidi , Miguel Velez , Christian Kästner , Norbert Siegmund , Prasad Kawthekar

Many autonomous systems forecast aspects of the future in order to aid decision-making. For example, self-driving vehicles and robotic manipulation systems often forecast future object poses by first detecting and tracking objects. However,…

计算机视觉与模式识别 · 计算机科学 2020-11-10 Xinshuo Weng , Jianren Wang , Sergey Levine , Kris Kitani , Nicholas Rhinehart

Handling objects with unknown or changing masses is a common challenge in robotics, often leading to errors or instability if the control system cannot adapt in real-time. In this paper, we present a novel approach that enables a…

机器人学 · 计算机科学 2025-06-19 Hossein Gholampour , Jonathon E. Slightam , Logan E. Beaver

For object detection, it is possible to view the prediction of bounding boxes as a reverse diffusion process. Using a diffusion model, the random bounding boxes are iteratively refined in a denoising step, conditioned on the image. We…

计算机视觉与模式识别 · 计算机科学 2023-12-20 Leander van den Heuvel , Gertjan Burghouts , David W. Zhang , Gwenn Englebienne , Sabina B. van Rooij

Annotating objects with 3D bounding boxes in LiDAR pointclouds is a costly human driven process in an autonomous driving perception system. In this paper, we present a method to semi-automatically annotate real-world pointclouds collected…

计算机视觉与模式识别 · 计算机科学 2022-03-01 Weishuang Zhang , B Ravi Kiran , Thomas Gauthier , Yanis Mazouz , Theo Steger

Category-level object pose estimation aims to find 6D object poses of previously unseen object instances from known categories without access to object CAD models. To reduce the huge amount of pose annotations needed for category-level…

计算机视觉与模式识别 · 计算机科学 2021-11-02 Xiaolong Li , Yijia Weng , Li Yi , Leonidas Guibas , A. Lynn Abbott , Shuran Song , He Wang

Supervised Deep Learning has been highly successful in recent years, achieving state-of-the-art results in most tasks. However, with the ongoing uptake of such methods in industrial applications, the requirement for large amounts of…

计算机视觉与模式识别 · 计算机科学 2019-07-18 Fabio De Sousa Ribeiro , Francesco Caliva , Mark Swainson , Kjartan Gudmundsson , Georgios Leontidis , Stefanos Kollias

Domain Adaptation (DA) has received widespread attention from deep learning researchers in recent years because of its potential to improve test accuracy with out-of-distribution labeled data. Most state-of-the-art DA algorithms require an…

机器学习 · 计算机科学 2022-05-27 Christopher Liao , Theodoros Tsiligkaridis , Brian Kulis

It is difficult to precisely annotate object instances and their semantics in 3D space, and as such, synthetic data are extensively used for these tasks, e.g., category-level 6D object pose and size estimation. However, the easy annotations…

计算机视觉与模式识别 · 计算机科学 2022-07-21 Jiehong Lin , Zewei Wei , Changxing Ding , Kui Jia

Despite the recent progress on 6D object pose estimation methods for robotic grasping, a substantial performance gap persists between the capabilities of these methods on existing datasets and their efficacy in real-world grasping and…

机器人学 · 计算机科学 2024-12-18 Abdelrahman Younes , Tamim Asfour

Rotated bounding boxes drastically reduce output ambiguity of elongated objects, making it superior to axis-aligned bounding boxes. Despite the effectiveness, rotated detectors are not widely employed. Annotating rotated bounding boxes is…

计算机视觉与模式识别 · 计算机科学 2023-05-05 Tianyu Zhu , Bryce Ferenczi , Pulak Purkait , Tom Drummond , Hamid Rezatofighi , Anton van den Hengel

State-of-the-art 3D object detectors are often trained on massive labeled datasets. However, annotating 3D bounding boxes remains prohibitively expensive and time-consuming, particularly for LiDAR. Instead, recent works demonstrate that…

计算机视觉与模式识别 · 计算机科学 2024-10-16 Mehar Khurana , Neehar Peri , James Hays , Deva Ramanan