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Lesion segmentation on nasal endoscopic images is challenging due to its complex lesion features. Fully-supervised deep learning methods achieve promising performance with pixel-level annotations but impose a significant annotation burden…

计算机视觉与模式识别 · 计算机科学 2026-02-11 Pengyu Jie , Wanquan Liu , Chenqiang Gao , Yihui Wen , Rui He , Weiping Wen , Pengcheng Li , Jintao Zhang , Deyu Meng

In this paper, we introduce a deep encoder-decoder network, named SalsaNet, for efficient semantic segmentation of 3D LiDAR point clouds. SalsaNet segments the road, i.e. drivable free-space, and vehicles in the scene by employing the…

计算机视觉与模式识别 · 计算机科学 2020-05-07 Eren Erdal Aksoy , Saimir Baci , Selcuk Cavdar

Semantic Segmentation combines two sub-tasks: the identification of pixel-level image masks and the application of semantic labels to those masks. Recently, so-called Foundation Models have been introduced; general models trained on very…

计算机视觉与模式识别 · 计算机科学 2023-10-03 David Balaban , Justin Medich , Pranay Gosar , Justin Hart

Controlling hand exoskeletons for assisting impaired patients in grasping tasks is challenging because it is difficult to infer user intent. We hypothesize that majority of daily grasping tasks fall into a small set of categories or modes…

机器人学 · 计算机科学 2024-11-14 Jackson M. Steinkamp , Laura J. Brattain , Conor J. Walsh , Robert D. Howe

Reliable 3D segmentation is critical for understanding complex scenes with dense layouts and multi-scale objects, as commonly seen in industrial environments. In such scenarios, heavy occlusion weakens geometric boundaries between objects,…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Yu Zhu , Naoya Chiba , Koichi Hashimoto

Deep learning techniques have become the to-go models for most vision-related tasks on 2D images. However, their power has not been fully realised on several tasks in 3D space, e.g., 3D scene understanding. In this work, we jointly address…

计算机视觉与模式识别 · 计算机科学 2019-04-08 Quang-Hieu Pham , Duc Thanh Nguyen , Binh-Son Hua , Gemma Roig , Sai-Kit Yeung

In contemporary surgical research and practice, accurately comprehending 3D surgical scenes with text-promptable capabilities is particularly crucial for surgical planning and real-time intra-operative guidance, where precisely identifying…

图像与视频处理 · 电气工程与系统科学 2025-07-02 Yiming Huang , Long Bai , Beilei Cui , Kun Yuan , Guankun Wang , Mobarak I. Hoque , Nicolas Padoy , Nassir Navab , Hongliang Ren

Controlling hand exoskeletons to assist individuals with grasping tasks poses a challenge due to the difficulty in understanding user intentions. We propose that most daily grasping tasks during activities of daily living (ADL) can be…

机器人学 · 计算机科学 2024-03-20 Chen Hu , Shirui Lyu , Eojin Rho , Daekyum Kim , Shan Luo , Letizia Gionfrida

Point cloud semantic segmentation is a crucial task in 3D scene understanding. Existing methods mainly focus on employing a large number of annotated labels for supervised semantic segmentation. Nonetheless, manually labeling such large…

计算机视觉与模式识别 · 计算机科学 2021-05-25 Mingmei Cheng , Le Hui , Jin Xie , Jian Yang

Unified segmentation of 3D point clouds is crucial for scene understanding, but is hindered by its sparse structure, limited annotations, and the challenge of distinguishing fine-grained object classes in complex environments. Existing…

计算机视觉与模式识别 · 计算机科学 2025-07-28 Zongyan Han , Mohamed El Amine Boudjoghra , Jiahua Dong , Jinhong Wang , Rao Muhammad Anwer

Semantic segmentation of 3D point cloud scenes is a crucial task for various applications. In real-world scenarios, training segmentation models often faces three concurrent forms of data insufficiency: scarcity of training scenes, scarcity…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Takahiko Furuya

Deep neural network models have achieved remarkable progress in 3D scene understanding while trained in the closed-set setting and with full labels. However, the major bottleneck is that these models do not have the capacity to recognize…

计算机视觉与模式识别 · 计算机科学 2025-02-20 Kangcheng Liu , Yong-Jin Liu , Baoquan Chen

LIDAR semantic segmentation, which assigns a semantic label to each 3D point measured by the LIDAR, is becoming an essential task for many robotic applications such as autonomous driving. Fast and efficient semantic segmentation methods are…

计算机视觉与模式识别 · 计算机科学 2021-04-28 Iñigo Alonso , Luis Riazuelo , Luis Montesano , Ana C. Murillo

Semantic segmentation is an important and well-known task in the field of computer vision, in which we attempt to assign a corresponding semantic class to each input element. When it comes to semantic segmentation of 2D images, the input…

计算机视觉与模式识别 · 计算机科学 2023-05-02 Ivan Martinović

Point cloud segmentation and classification are some of the primary tasks in 3D computer vision with applications ranging from augmented reality to robotics. However, processing point clouds using deep learning-based algorithms is quite…

计算机视觉与模式识别 · 计算机科学 2022-11-22 Aadesh Desai , Saagar Parikh , Seema Kumari , Shanmuganathan Raman

Instance segmentation in 3D images is a fundamental task in biomedical image analysis. While deep learning models often work well for 2D instance segmentation, 3D instance segmentation still faces critical challenges, such as insufficient…

计算机视觉与模式识别 · 计算机科学 2018-07-02 Zhuo Zhao , Lin Yang , Hao Zheng , Ian H. Guldner , Siyuan Zhang , Danny Z. Chen

Semantic understanding of 3D point clouds is important for various robotics applications. Given that point-wise semantic annotation is expensive, in this paper, we address the challenge of learning models with extremely sparse labels. The…

计算机视觉与模式识别 · 计算机科学 2021-09-20 Liyi Luo , Beiwen Tian , Hao Zhao , Guyue Zhou

Autonomous surgical procedures, in particular minimal invasive surgeries, are the next frontier for Artificial Intelligence research. However, the existing challenges include precise identification of the human anatomy and the surgical…

计算机视觉与模式识别 · 计算机科学 2020-12-15 Salman Maqbool , Aqsa Riaz , Hasan Sajid , Osman Hasan

Manually annotating complex scene point cloud datasets is both costly and error-prone. To reduce the reliance on labeled data, a new model called SnapshotNet is proposed as a self-supervised feature learning approach, which directly works…

计算机视觉与模式识别 · 计算机科学 2022-01-14 Xingye Li , Ling Zhang , Zhigang Zhu

Unsupervised point cloud segmentation is critical for embodied artificial intelligence and autonomous driving, as it mitigates the prohibitive cost of dense point-level annotations required by fully supervised methods. While integrating 2D…

计算机视觉与模式识别 · 计算机科学 2026-05-13 Yixiao Song , Qingyong Li , Wen Wang , Zhicheng Yan