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相关论文: Weakly Supervised 3D Instance Segmentation without…

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We address the problem of discovering part segmentations of articulated objects without supervision. In contrast to keypoints, part segmentations provide information about part localizations on the level of individual pixels. Capturing both…

计算机视觉与模式识别 · 计算机科学 2020-09-11 Sandro Braun , Patrick Esser , Björn Ommer

State-of-the-art learning based boundary detection methods require extensive training data. Since labelling object boundaries is one of the most expensive types of annotations, there is a need to relax the requirement to carefully annotate…

计算机视觉与模式识别 · 计算机科学 2015-11-25 Anna Khoreva , Rodrigo Benenson , Mohamed Omran , Matthias Hein , Bernt Schiele

Existing state-of-the-art 3D point clouds understanding methods only perform well in a fully supervised manner. To the best of our knowledge, there exists no unified framework which simultaneously solves the downstream high-level…

计算机视觉与模式识别 · 计算机科学 2023-12-06 Kangcheng Liu

Nuclei instance segmentation on histopathology images is of great clinical value for disease analysis. Generally, fully-supervised algorithms for this task require pixel-wise manual annotations, which is especially time-consuming and…

计算机视觉与模式识别 · 计算机科学 2023-06-06 Yang Zhou , Yongjian Wu , Zihua Wang , Bingzheng Wei , Maode Lai , Jianzhong Shou , Yubo Fan , Yan Xu

The vast majority of semantic segmentation approaches rely on pixel-level annotations that are tedious and time consuming to obtain and suffer from significant inter and intra-expert variability. To address these issues, recent approaches…

A major obstacle in instance segmentation is that existing methods often need many per-pixel labels in order to be effective. These labels require large human effort and for certain applications, such labels are not readily available. To…

计算机视觉与模式识别 · 计算机科学 2019-07-03 Issam H. Laradji , David Vazquez , Mark Schmidt

Medical image segmentation typically necessitates a large and precisely annotated dataset. However, obtaining pixel-wise annotation is a labor-intensive task that requires significant effort from domain experts, making it challenging to…

计算机视觉与模式识别 · 计算机科学 2023-08-01 Heng Cai , Lei Qi , Qian Yu , Yinghuan Shi , Yang Gao

We propose a method for the weakly supervised detection of objects in paintings. At training time, only image-level annotations are needed. This, combined with the efficiency of our multiple-instance learning method, enables one to learn…

计算机视觉与模式识别 · 计算机科学 2020-08-05 Nicolas Gonthier , Yann Gousseau , Said Ladjal , Olivier Bonfait

Outdoor LiDAR point cloud 3D instance segmentation is a crucial task in autonomous driving. However, it requires laborious human efforts to annotate the point cloud for training a segmentation model. To address this challenge, we propose a…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Guangfeng Jiang , Jun Liu , Yongxuan Lv , Yuzhi Wu , Xianfei Li , Wenlong Liao , Tao He , Pai Peng

Online object segmentation and tracking in Lidar point clouds enables autonomous agents to understand their surroundings and make safe decisions. Unfortunately, manual annotations for these tasks are prohibitively costly. We tackle this…

计算机视觉与模式识别 · 计算机科学 2024-09-13 Corentin Sautier , Gilles Puy , Alexandre Boulch , Renaud Marlet , Vincent Lepetit

In this paper, we categorize fine-grained images without using any object / part annotation neither in the training nor in the testing stage, a step towards making it suitable for deployments. Fine-grained image categorization aims to…

计算机视觉与模式识别 · 计算机科学 2016-05-04 Yu Zhang , Xiu-shen Wei , Jianxin Wu , Jianfei Cai , Jiangbo Lu , Viet-Anh Nguyen , Minh N. Do

Current state of the art methods for generating semantic segmentation rely heavily on a large set of images that have each pixel labeled with a class of interest label or background. Coming up with such labels, especially in domains that…

计算机视觉与模式识别 · 计算机科学 2020-07-14 R. Austin McEver , B. S. Manjunath

A crucial task in scene understanding is 3D object detection, which aims to detect and localize the 3D bounding boxes of objects belonging to specific classes. Existing 3D object detectors heavily rely on annotated 3D bounding boxes during…

计算机视觉与模式识别 · 计算机科学 2020-07-29 Zengyi Qin , Jinglu Wang , Yan Lu

Pixel-wise segmentation is one of the most data and annotation hungry tasks in our field. Providing representative and accurate annotations is often mission-critical especially for challenging medical applications. In this paper, we propose…

计算机视觉与模式识别 · 计算机科学 2021-04-28 Simon Reiß , Constantin Seibold , Alexander Freytag , Erik Rodner , Rainer Stiefelhagen

Text segmentation is a challenging vision task with many downstream applications. Current text segmentation methods require pixel-level annotations, which are expensive in the cost of human labor and limited in application scenarios. In…

计算机视觉与模式识别 · 计算机科学 2023-03-24 Xinyan Zu , Haiyang Yu , Bin Li , Xiangyang Xue

Instance segmentation is a fundamental vision task that aims to recognize and segment each object in an image. However, it requires costly annotations such as bounding boxes and segmentation masks for learning. In this work, we propose a…

计算机视觉与模式识别 · 计算机科学 2022-04-26 Xinlong Wang , Zhiding Yu , Shalini De Mello , Jan Kautz , Anima Anandkumar , Chunhua Shen , Jose M. Alvarez

Semantic segmentation networks, which are essential for robotic perception, often suffer from performance degradation when the visual distribution of the deployment environment differs from that of the source dataset on which they were…

机器人学 · 计算机科学 2026-02-17 Michele Antonazzi , Lorenzo Signorelli , Matteo Luperto , Nicola Basilico

This work addresses the task of completely weakly supervised class-incremental learning for semantic segmentation to learn segmentation for both base and additional novel classes using only image-level labels. While class-incremental…

计算机视觉与模式识别 · 计算机科学 2025-05-19 David Minkwan Kim , Soeun Lee , Byeongkeun Kang

Recognizing 3D part instances from a 3D point cloud is crucial for 3D structure and scene understanding. Several learning-based approaches use semantic segmentation and instance center prediction as training tasks and fail to further…

计算机视觉与模式识别 · 计算机科学 2022-08-10 Chunyu Sun , Xin Tong , Yang Liu

Image segmentation methods are usually trained with pixel-level annotations, which require significant human effort to collect. The most common solution to address this constraint is to implement weakly-supervised pipelines trained with…

计算机视觉与模式识别 · 计算机科学 2020-08-26 Miriam Bellver , Amaia Salvador , Jordi Torres , Xavier Giro-i-Nieto