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相关论文: Weakly and Self-Supervised Class-Agnostic Motion P…

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Motion prediction of vehicles is critical but challenging due to the uncertainties in complex environments and the limited visibility caused by occlusions and limited sensor ranges. In this paper, we study a new task, safety-aware motion…

计算机视觉与模式识别 · 计算机科学 2021-09-06 Xuanchi Ren , Tao Yang , Li Erran Li , Alexandre Alahi , Qifeng Chen

We propose a general self-supervised learning approach for spatial perception tasks, such as estimating the pose of an object relative to the robot, from onboard sensor readings. The model is learned from training episodes, by relying on: a…

机器人学 · 计算机科学 2021-07-20 Mirko Nava , Antonio Paolillo , Jérôme Guzzi , Luca Maria Gambardella , Alessandro Giusti

Recently, progress in acquisition equipment such as LiDAR sensors has enabled sensing increasingly spacious outdoor 3D environments. Making sense of such 3D acquisitions requires fine-grained scene understanding, such as constructing…

计算机视觉与模式识别 · 计算机科学 2024-08-30 Cedric Perauer , Laurenz Adrian Heidrich , Haifan Zhang , Matthias Nießner , Anastasiia Kornilova , Alexey Artemov

As a challenging task of high-level video understanding, weakly supervised temporal action localization has been attracting increasing attention. With only video annotations, most existing methods seek to handle this task with a…

计算机视觉与模式识别 · 计算机科学 2021-08-17 Linjiang Huang , Liang Wang , Hongsheng Li

In this paper, we study the problem of unsupervised object detection from 3D point clouds in self-driving scenes. We present a simple yet effective method that exploits (i) point clustering in near-range areas where the point clouds are…

计算机视觉与模式识别 · 计算机科学 2023-11-06 Lunjun Zhang , Anqi Joyce Yang , Yuwen Xiong , Sergio Casas , Bin Yang , Mengye Ren , Raquel Urtasun

Adverse weather conditions can severely affect the performance of LiDAR sensors by introducing unwanted noise in the measurements. Therefore, differentiating between noise and valid points is crucial for the reliable use of these sensors.…

计算机视觉与模式识别 · 计算机科学 2024-06-17 Aldi Piroli , Vinzenz Dallabetta , Johannes Kopp , Marc Walessa , Daniel Meissner , Klaus Dietmayer

With a focus on abnormal events contained within untrimmed videos, there is increasing interest among researchers in video anomaly detection. Among different video anomaly detection scenarios, weakly-supervised video anomaly detection poses…

计算机视觉与模式识别 · 计算机科学 2023-09-29 Yidan Fan , Yongxin Yu , Wenhuan Lu , Yahong Han

Videos are more well-organized curated data sources for visual concept learning than images. Unlike the 2-dimensional images which only involve the spatial information, the additional temporal dimension bridges and synchronizes multiple…

计算机视觉与模式识别 · 计算机科学 2022-05-13 Keren Ye , Adriana Kovashka

Training temporal action detection in videos requires large amounts of labeled data, yet such annotation is expensive to collect. Incorporating unlabeled or weakly-labeled data to train action detection model could help reduce annotation…

计算机视觉与模式识别 · 计算机科学 2021-02-19 Baifeng Shi , Qi Dai , Judy Hoffman , Kate Saenko , Trevor Darrell , Huijuan Xu

While supervised object detection methods achieve impressive accuracy, they generalize poorly to images whose appearance significantly differs from the data they have been trained on. To address this in scenarios where annotating data is…

计算机视觉与模式识别 · 计算机科学 2019-07-19 Isinsu Katircioglu , Helge Rhodin , Victor Constantin , Jörg Spörri , Mathieu Salzmann , Pascal Fua

Scaling up visual category recognition to large numbers of classes remains challenging. A promising research direction is zero-shot learning, which does not require any training data to recognize new classes, but rather relies on some form…

计算机视觉与模式识别 · 计算机科学 2016-04-12 Zeynep Akata , Mateusz Malinowski , Mario Fritz , Bernt Schiele

Supervised 3D reconstruction has witnessed a significant progress through the use of deep neural networks. However, this increase in performance requires large scale annotations of 2D/3D data. In this paper, we explore inexpensive 2D…

计算机视觉与模式识别 · 计算机科学 2017-10-05 JunYoung Gwak , Christopher B. Choy , Animesh Garg , Manmohan Chandraker , Silvio Savarese

We introduce an adaptive method with formal quality guarantees for weak supervision in a non-stationary setting. Our goal is to infer the unknown labels of a sequence of data by using weak supervision sources that provide independent noisy…

机器学习 · 计算机科学 2025-05-05 Alessio Mazzetto , Reza Esfandiarpoor , Akash Singirikonda , Eli Upfal , Stephen H. Bach

When interacting with highly dynamic environments, scene flow allows autonomous systems to reason about the non-rigid motion of multiple independent objects. This is of particular interest in the field of autonomous driving, in which many…

计算机视觉与模式识别 · 计算机科学 2020-04-15 Himangi Mittal , Brian Okorn , David Held

Accurate motion forecasting is crucial for safe autonomous driving (AD). This study proposes CoT-Drive, a novel approach that enhances motion forecasting by leveraging large language models (LLMs) and a chain-of-thought (CoT) prompting…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Haicheng Liao , Hanlin Kong , Bonan Wang , Chengyue Wang , Wang Ye , Zhengbing He , Chengzhong Xu , Zhenning Li

Most existing approaches to autonomous driving fall into one of two categories: modular pipelines, that build an extensive model of the environment, and imitation learning approaches, that map images directly to control outputs. A recently…

机器人学 · 计算机科学 2018-11-06 Axel Sauer , Nikolay Savinov , Andreas Geiger

We propose a method for off-road drivable area extraction using 3D LiDAR data with the goal of autonomous driving application. A specific deep learning framework is designed to deal with the ambiguous area, which is one of the main…

计算机视觉与模式识别 · 计算机科学 2020-03-11 Biao Gao , Anran Xu , Yancheng Pan , Xijun Zhao , Wen Yao , Huijing Zhao

Efficient data utilization is crucial for advancing 3D scene understanding in autonomous driving, where reliance on heavily human-annotated LiDAR point clouds challenges fully supervised methods. Addressing this, our study extends into…

计算机视觉与模式识别 · 计算机科学 2025-12-08 Lingdong Kong , Xiang Xu , Jiawei Ren , Wenwei Zhang , Liang Pan , Kai Chen , Wei Tsang Ooi , Ziwei Liu

Object detection and motion parameters estimation are crucial tasks for self-driving vehicle safe navigation in a complex urban environment. In this work we propose a novel real-time approach of temporal context aggregation for motion…

计算机视觉与模式识别 · 计算机科学 2020-04-27 Artem Filatov , Andrey Rykov , Viacheslav Murashkin

In this paper, a self-learning approach is proposed towards solving scene-specific pedestrian detection problem without any human' annotation involved. The self-learning approach is deployed as progressive steps of object discovery, object…

计算机视觉与模式识别 · 计算机科学 2016-11-24 Qixiang Ye , Tianliang Zhang , Qiang Qiu , Baochang Zhang , Jie Chen , Guillermo Sapiro