English
Related papers

Related papers: BoxSeg: Quality-Aware and Peer-Assisted Learning f…

200 papers

High-quality pixel-level annotations of medical images are essential for supervised segmentation tasks, but obtaining such annotations is costly and requires medical expertise. To address this challenge, we propose a novel coarse-to-fine…

Computer Vision and Pattern Recognition · Computer Science 2025-08-06 Anghong Du , Nay Aung , Theodoros N. Arvanitis , Stefan K. Piechnik , Joao A C Lima , Steffen E. Petersen , Le Zhang

Cell segmentation in histopathological images is vital for diagnosis, and treatment of several diseases. Annotating data is tedious, and requires medical expertise, making it difficult to employ supervised learning. Instead, we study a…

Computer Vision and Pattern Recognition · Computer Science 2025-11-06 Aayush Kumar Tyagi , Vaibhav Mishra , Prathosh A. P. , Mausam

Semi-supervised instance segmentation poses challenges due to limited labeled data, causing difficulties in accurately localizing distinct object instances. Current teacher-student frameworks still suffer from performance constraints due to…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Heeji Yoon , Heeseong Shin , Eunbeen Hong , Hyunwook Choi , Hansang Cho , Daun Jeong , Seungryong Kim

Weakly-supervised instance segmentation aims to detect and segment object instances precisely, given imagelevel labels only. Unlike previous methods which are composed of multiple offline stages, we propose Sequential Label Propagation and…

Computer Vision and Pattern Recognition · Computer Science 2020-04-27 Weifeng Ge , Sheng Guo , Weilin Huang , Matthew R. Scott

Incompletely-Supervised Concealed Object Segmentation (ISCOS) involves segmenting objects that seamlessly blend into their surrounding environments, utilizing incompletely annotated data, such as weak and semi-annotations, for model…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Chunming He , Kai Li , Yachao Zhang , Ziyun Yang , Youwei Pang , Longxiang Tang , Chengyu Fang , Yulun Zhang , Linghe Kong , Xiu Li , Sina Farsiu

Box-supervised instance segmentation has recently attracted lots of research efforts while little attention is received in aerial image domain. In contrast to the general object collections, aerial objects have large intra-class variances…

Computer Vision and Pattern Recognition · Computer Science 2021-12-08 Wentong Li , Yijie Chen , Wenyu Liu , Jianke Zhu

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…

Computer Vision and Pattern Recognition · Computer Science 2019-07-03 Issam H. Laradji , David Vazquez , Mark Schmidt

Current instance segmentation methods rely heavily on pixel-level annotated images. The huge cost to obtain such fully-annotated images restricts the dataset scale and limits the performance. In this paper, we formally address…

Computer Vision and Pattern Recognition · Computer Science 2022-03-28 Zhenyu Wang , Yali Li , Shengjin Wang

Deep learning methods show promising results for overlapping cervical cell instance segmentation. However, in order to train a model with good generalization ability, voluminous pixel-level annotations are demanded which is quite expensive…

Computer Vision and Pattern Recognition · Computer Science 2020-07-22 Yanning Zhou , Hao Chen , Huangjing Lin , Pheng-Ann Heng

Semi-supervised learning is of great significance in medical image segmentation by exploiting unlabeled data. Among its strategies, the co-training framework is prominent. However, previous co-training studies predominantly concentrate on…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Pengcheng Zhou , Lantian Zhang , Wei Li

We present a new, simple yet effective approach to uplift video object detection. We observe that prior works operate on instance-level feature aggregation that imminently neglects the refined pixel-level representation, resulting in…

Computer Vision and Pattern Recognition · Computer Science 2022-10-13 Khurram Azeem Hashmi , Alain Pagani , Didier Stricker , Muhammamd Zeshan Afzal

Semantic segmentation has been widely investigated in the community, in which the state of the art techniques are based on supervised models. Those models have reported unprecedented performance at the cost of requiring a large set of high…

Computer Vision and Pattern Recognition · Computer Science 2022-01-11 Rihuan Ke , Angelica Aviles-Rivero , Saurabh Pandey , Saikumar Reddy , Carola-Bibiane Schönlieb

Scribble-supervised medical image segmentation tackles the limitation of sparse masks. Conventional approaches alternate between: labeling pseudo-masks and optimizing network parameters. However, such iterative two-stage paradigm is…

Computer Vision and Pattern Recognition · Computer Science 2023-10-02 Zefan Yang , Di Lin , Dong Ni , Yi Wang

Deep learning has achieved impressive results in nuclei segmentation, but the massive requirement for pixel-wise labels remains a significant challenge. To alleviate the annotation burden, existing methods generate pseudo masks for model…

Computer Vision and Pattern Recognition · Computer Science 2024-06-25 Ziyue Wang , Ye Zhang , Yifeng Wang , Linghan Cai , Yongbing Zhang

Partially supervised instance segmentation aims to perform learning on limited mask-annotated categories of data thus eliminating expensive and exhaustive mask annotation. The learned models are expected to be generalizable to novel…

Computer Vision and Pattern Recognition · Computer Science 2020-07-27 Qi Fan , Lei Ke , Wenjie Pei , Chi-Keung Tang , Yu-Wing Tai

Learning dense point-wise semantics from unstructured 3D point clouds with fewer labels, although a realistic problem, has been under-explored in literature. While existing weakly supervised methods can effectively learn semantics with only…

Computer Vision and Pattern Recognition · Computer Science 2022-01-11 Yan Liu , Qingyong Hu , Yinjie Lei , Kai Xu , Jonathan Li , Yulan Guo

In this paper, we introduce an open-vocabulary panoptic segmentation model that effectively unifies the strengths of the Segment Anything Model (SAM) with the vision-language CLIP model in an end-to-end framework. While SAM excels in…

Computer Vision and Pattern Recognition · Computer Science 2024-03-15 Vibashan VS , Shubhankar Borse , Hyojin Park , Debasmit Das , Vishal Patel , Munawar Hayat , Fatih Porikli

We present two practical improvement techniques for unsupervised segmentation learning. These techniques address limitations in the resolution and accuracy of predicted segmentation maps of recent state-of-the-art methods. Firstly, we…

Computer Vision and Pattern Recognition · Computer Science 2024-12-02 Alp Eren Sari , Francesco Locatello , Paolo Favaro

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…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Miriam Bellver , Amaia Salvador , Jordi Torres , Xavier Giro-i-Nieto

We propose EM-PASTE: an Expectation Maximization(EM) guided Cut-Paste compositional dataset augmentation approach for weakly-supervised instance segmentation using only image-level supervision. The proposed method consists of three main…

Computer Vision and Pattern Recognition · Computer Science 2022-12-16 Yunhao Ge , Jiashu Xu , Brian Nlong Zhao , Laurent Itti , Vibhav Vineet