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相关论文: Box2Mask: Weakly Supervised 3D Semantic Instance S…

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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

Unsupervised 3D instance segmentation aims to segment objects from a 3D point cloud without any annotations. Existing methods face the challenge of either too loose or too tight clustering, leading to under-segmentation or…

计算机视觉与模式识别 · 计算机科学 2024-07-16 Cheng Shi , Yulin Zhang , Bin Yang , Jiajin Tang , Yuexin Ma , Sibei Yang

Deep learning-based methods are gaining traction in digital pathology, with an increasing number of publications and challenges that aim at easing the work of systematically and exhaustively analyzing tissue slides. These methods often…

图像与视频处理 · 电气工程与系统科学 2020-06-25 Ting-An Yen , Hung-Chun Hsu , Pushpak Pati , Maria Gabrani , Antonio Foncubierta-Rodríguez , Pau-Choo Chung

Eye gaze that reveals human observational patterns has increasingly been incorporated into solutions for vision tasks. Despite recent explorations on leveraging gaze to aid deep networks, few studies exploit gaze as an efficient annotation…

计算机视觉与模式识别 · 计算机科学 2024-07-11 Yuan Zhong , Chenhui Tang , Yumeng Yang , Ruoxi Qi , Kang Zhou , Yuqi Gong , Pheng Ann Heng , Janet H. Hsiao , Qi Dou

3D instance segmentation is an important task for real-world applications. To avoid costly manual annotations, existing methods have explored generating pseudo labels by transferring 2D masks from foundation models to 3D. However, this…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Juan Wang , Yasutomo Kawanishi , Tomo Miyazaki , Zhijie Wang , Shinichiro Omachi

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

3D scene understanding, e.g., point cloud semantic and instance segmentation, often requires large-scale annotated training data, but clearly, point-wise labels are too tedious to prepare. While some recent methods propose to train a 3D…

计算机视觉与模式识别 · 计算机科学 2023-09-13 Zhengzhe Liu , Xiaojuan Qi , Chi-Wing Fu

Training object class detectors typically requires a large set of images with objects annotated by bounding boxes. However, manually drawing bounding boxes is very time consuming. In this paper we greatly reduce annotation time by proposing…

计算机视觉与模式识别 · 计算机科学 2017-05-22 Dim P. Papadopoulos , Jasper R. R. Uijlings , Frank Keller , Vittorio Ferrari

It is challenging for weakly supervised object detection network to precisely predict the positions of the objects, since there are no instance-level category annotations. Most existing methods tend to solve this problem by using a…

计算机视觉与模式识别 · 计算机科学 2019-11-28 Ke Yang , Dongsheng Li , Yong Dou

Weakly-supervised semantic segmentation (WSSS) with image-level labels has been widely studied to relieve the annotation burden of the traditional segmentation task. In this paper, we show that existing fully-annotated base categories can…

计算机视觉与模式识别 · 计算机科学 2022-10-18 Siyuan Zhou , Li Niu , Jianlou Si , Chen Qian , Liqing Zhang

Deep neural networks usually require accurate and a large number of annotations to achieve outstanding performance in medical image segmentation. One-shot segmentation and weakly-supervised learning are promising research directions that…

图像与视频处理 · 电气工程与系统科学 2021-11-23 Wenhui Lei , Qi Su , Ran Gu , Na Wang , Xinglong Liu , Guotai Wang , Xiaofan Zhang , Shaoting Zhang

Coarse-to-fine 3D instance segmentation methods show weak performances compared to recent Grouping-based, Kernel-based and Transformer-based methods. We argue that this is due to two limitations: 1) Instance size overestimation by…

计算机视觉与模式识别 · 计算机科学 2024-07-08 Sangyun Shin , Kaichen Zhou , Madhu Vankadari , Andrew Markham , Niki Trigoni

Manual annotation of bounding boxes for object detection in digital images is tedious, and time and resource consuming. In this paper, we propose a semi-automatic method for efficient bounding box annotation. The method trains the object…

机器学习 · 计算机科学 2020-07-03 Bishwo Adhikari , Heikki Huttunen

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

Existing 3D instance segmentation methods are predominated by the bottom-up design -- manually fine-tuned algorithm to group points into clusters followed by a refinement network. However, by relying on the quality of the clusters, these…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Tuan Duc Ngo , Binh-Son Hua , Khoi Nguyen

Delineating 3D blood vessels is essential for clinical diagnosis and treatment, however, is challenging due to complex structure variations and varied imaging conditions. Supervised deep learning has demonstrated its superior capacity in…

图像与视频处理 · 电气工程与系统科学 2023-02-08 Huai Chen , Xiuying Wang , Lisheng Wang

Fully convolutional networks (FCN) have achieved great success in human parsing in recent years. In conventional human parsing tasks, pixel-level labeling is required for guiding the training, which usually involves enormous human labeling…

计算机视觉与模式识别 · 计算机科学 2018-09-17 Zhonghua Wu , Guosheng Lin , Jianfei Cai

Due to the lack of expertise for medical image annotation, the investigation of label-efficient methodology for medical image segmentation becomes a heated topic. Recent progresses focus on the efficient utilization of weak annotations…

图像与视频处理 · 电气工程与系统科学 2022-03-14 Junwen Pan , Qi Bi , Yanzhan Yang , Pengfei Zhu , Cheng Bian

In this paper, we propose a weakly-supervised approach for 3D object detection, which makes it possible to train a strong 3D detector with position-level annotations (i.e. annotations of object centers). In order to remedy the information…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Xiuwei Xu , Yifan Wang , Yu Zheng , Yongming Rao , Jie Zhou , Jiwen Lu

Deep learning techniques for 3D brain vessel image segmentation have not been as successful as in the segmentation of other organs and tissues. This can be explained by two factors. First, deep learning techniques tend to show poor…

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