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Related papers: L3DOC: Lifelong 3D Object Classification

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The task of detecting 3D objects in traffic scenes has a pivotal role in many real-world applications. However, the performance of 3D object detection is lower than that of 2D object detection due to the lack of powerful 3D feature…

Computer Vision and Pattern Recognition · Computer Science 2019-09-17 Xuesong Li , Jose Guivant , Ngaiming Kwok , Yongzhi Xu , Ruowei Li , Hongkun Wu

3D object detection is critical for autonomous driving, leveraging deep learning techniques to interpret LiDAR data. The PointPillars architecture is a prominent model in this field, distinguished by its efficient use of LiDAR data. This…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Xiaoxiang Sun , Geoffrey Fox

Current CNN-based algorithms for recovering the 3D pose of an object in an image assume knowledge about both the object category and its 2D localization in the image. In this paper, we relax one of these constraints and propose to solve the…

Computer Vision and Pattern Recognition · Computer Science 2018-07-24 Siddharth Mahendran , Haider Ali , Rene Vidal

The task of detecting 3D objects is important to various robotic applications. The existing deep learning-based detection techniques have achieved impressive performance. However, these techniques are limited to run with a graphics…

Computer Vision and Pattern Recognition · Computer Science 2020-08-14 Xuesong Li , Jose Guivant , Subhan Khan

The capability to perform facial analysis from video sequences has significant potential to positively impact in many areas of life. One such area relates to the medical domain to specifically aid in the diagnosis and rehabilitation of…

Computer Vision and Pattern Recognition · Computer Science 2019-07-30 Gary Storey , Richard Jiang , Shelagh Keogh , Ahmed Bouridane , Chang-Tsun Li

Edge computing-based 3D perception has received attention in intelligent transportation systems (ITS) because real-time monitoring of traffic candidates potentially strengthens Vehicle-to-Everything (V2X) orchestration. Thanks to the…

Computer Vision and Pattern Recognition · Computer Science 2022-11-15 Haolin Zhang , M S Mekala , Zulkar Nain , Dongfang Yang , Ju H. Park , Ho-Youl Jung

Consider the lifelong machine learning paradigm whose objective is to learn a sequence of tasks depending on previous experiences, e.g., knowledge library or deep network weights. However, the knowledge libraries or deep networks for most…

Machine Learning · Computer Science 2019-06-24 Gan Sun , Yang Cong , Qianqian Wang , Bineng Zhong , Yun Fu

Object reconstruction is an important task in many fields of application as it allows to generate digital representations of our physical world used as base for analysis, planning, construction, visualization or other aims. A reconstruction…

We propose a late-to-early recurrent feature fusion scheme for 3D object detection using temporal LiDAR point clouds. Our main motivation is fusing object-aware latent embeddings into the early stages of a 3D object detector. This feature…

Computer Vision and Pattern Recognition · Computer Science 2023-10-02 Tong He , Pei Sun , Zhaoqi Leng , Chenxi Liu , Dragomir Anguelov , Mingxing Tan

Unsupervised representation learning techniques, such as learning word embeddings, have had a significant impact on the field of natural language processing. Similar representation learning techniques have not yet become commonplace in the…

Computer Vision and Pattern Recognition · Computer Science 2021-02-09 Joël Bachmann , Kenneth Blomqvist , Julian Förster , Roland Siegwart

Human beings are able to master a variety of knowledge and skills with ongoing learning. By contrast, dramatic performance degradation is observed when new tasks are added to an existing neural network model. This phenomenon, termed as…

Machine Learning · Computer Science 2019-10-25 Xin Yao , Tianchi Huang , Chenglei Wu , Rui-Xiao Zhang , Lifeng Sun

Artificial neural networks thrive in solving the classification problem for a particular rigid task, acquiring knowledge through generalized learning behaviour from a distinct training phase. The resulting network resembles a static entity…

Computer Vision and Pattern Recognition · Computer Science 2021-04-19 Matthias De Lange , Rahaf Aljundi , Marc Masana , Sarah Parisot , Xu Jia , Ales Leonardis , Gregory Slabaugh , Tinne Tuytelaars

Catastrophic forgetting and capacity saturation are the central challenges of any parametric lifelong learning system. In this work, we study these challenges in the context of sequential supervised learning with an emphasis on recurrent…

Machine Learning · Computer Science 2019-09-10 Shagun Sodhani , Sarath Chandar , Yoshua Bengio

The performance of a lifelong learning (L3) model degrades when it is trained on a series of tasks, as the geometrical formation of the embedding space changes while learning novel concepts sequentially. The majority of existing L3…

Machine Learning · Computer Science 2023-08-02 Kaushik Roy , Peyman Moghadam , Mehrtash Harandi

In recent years, much progress has been made in LiDAR-based 3D object detection mainly due to advances in detector architecture designs and availability of large-scale LiDAR datasets. Existing 3D object detectors tend to perform well on the…

Computer Vision and Pattern Recognition · Computer Science 2023-06-12 Eduardo R. Corral-Soto , Alaap Grandhi , Yannis Y. He , Mrigank Rochan , Bingbing Liu

Three-dimensional objects are commonly represented as 3D boxes in a point-cloud. This representation mimics the well-studied image-based 2D bounding-box detection but comes with additional challenges. Objects in a 3D world do not follow any…

Computer Vision and Pattern Recognition · Computer Science 2021-10-11 Tianwei Yin , Xingyi Zhou , Philipp Krähenbühl

Feature fusion and similarity computation are two core problems in 3D object tracking, especially for object tracking using sparse and disordered point clouds. Feature fusion could make similarity computing more efficient by including…

Computer Vision and Pattern Recognition · Computer Science 2021-10-29 Yubo Cui , Zheng Fang , Jiayao Shan , Zuoxu Gu , Sifan Zhou

With the growing demand for oriented object detection (OOD), recent studies on point-supervised OOD have attracted significant interest. In this paper, we propose PointOBB-v3, a stronger single point-supervised OOD framework. Compared to…

Computer Vision and Pattern Recognition · Computer Science 2025-05-27 Peiyuan Zhang , Junwei Luo , Xue Yang , Yi Yu , Qingyun Li , Yue Zhou , Xiaosong Jia , Xudong Lu , Jingdong Chen , Xiang Li , Junchi Yan , Yansheng Li

3D point cloud semantic and instance segmentation is crucial and fundamental for 3D scene understanding. Due to the complex structure, point sets are distributed off balance and diversely, which appears as both category imbalance and…

Computer Vision and Pattern Recognition · Computer Science 2020-01-07 Tong He , Dong Gong , Zhi Tian , Chunhua Shen

Detecting 3D objects in point clouds plays a crucial role in autonomous driving systems. Recently, advanced multi-modal methods incorporating camera information have achieved notable performance. For a safe and effective autonomous driving…

Computer Vision and Pattern Recognition · Computer Science 2025-02-28 Hoonhee Cho , Jae-young Kang , Youngho Kim , Kuk-Jin Yoon