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Traditional sperm morphology analysis is based on tedious manual annotation. Automated morphology analysis of a high number of sperm requires accurate segmentation of each sperm part and quantitative morphology evaluation. State-of-the-art…

In contrast to the fully supervised methods using pixel-wise mask labels, box-supervised instance segmentation takes advantage of the simple box annotations, which has recently attracted a lot of research attentions. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2022-07-20 Wentong Li , Wenyu Liu , Jianke Zhu , Miaomiao Cui , Xiansheng Hua , Lei Zhang

This paper studies the 3D instance segmentation problem, which has a variety of real-world applications such as robotics and augmented reality. Since the surroundings of 3D objects are of high complexity, the separating of different objects…

Computer Vision and Pattern Recognition · Computer Science 2022-08-30 Min Zhong , Xinghao Chen , Xiaokang Chen , Gang Zeng , Yunhe Wang

Obtaining precise instance segmentation masks is of high importance in many modern applications such as robotic manipulation and autonomous driving. Currently, many state of the art models are based on the Mask R-CNN framework which, while…

Computer Vision and Pattern Recognition · Computer Science 2020-07-31 Namdar Homayounfar , Yuwen Xiong , Justin Liang , Wei-Chiu Ma , Raquel Urtasun

This paper provides the EVOPS dataset for plane segmentation from 3D data, both from RGBD images and LiDAR point clouds. We have designed two annotation methodologies (RGBD and LiDAR) running on well-known and widely-used datasets for SLAM…

Computer Vision and Pattern Recognition · Computer Science 2022-08-25 Anastasiia Kornilova , Dmitrii Iarosh , Denis Kukushkin , Nikolai Goncharov , Pavel Mokeev , Arthur Saliou , Gonzalo Ferrer

Landslide detection from high resolution satellite imagery is a critical task for disaster response and risk assessment, yet the relative effectiveness of modern segmentation architectures and finetuning strategies for this problem remains…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Md Kowsher , Weiwei Zhan , Chen Chen

Recent leading approaches to semantic segmentation rely on deep convolutional networks trained with human-annotated, pixel-level segmentation masks. Such pixel-accurate supervision demands expensive labeling effort and limits the…

Computer Vision and Pattern Recognition · Computer Science 2015-05-19 Jifeng Dai , Kaiming He , Jian Sun

Given the inherently costly and time-intensive nature of pixel-level annotation, the generation of synthetic datasets comprising sufficiently diverse synthetic images paired with ground-truth pixel-level annotations has garnered increasing…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 Haoyu Wang , Lei Zhang , Wenrui Liu , Dengyang Jiang , Wei Wei , Chen Ding

High-resolution semantic segmentation requires substantial computational resources. Traditional approaches in the field typically downscale the input images before processing and then upscale the low-resolution outputs back to their…

Computer Vision and Pattern Recognition · Computer Science 2024-02-09 Ritambhara Singh , Abhishek Jain , Pietro Perona , Shivani Agarwal , Junfeng Yang

In this paper, we present a large-scale hurricane Michael dataset for visual perception in disaster scenarios, and analyze state-of-the-art deep neural network models for semantic segmentation. The dataset consists of around 2000…

Computer Vision and Pattern Recognition · Computer Science 2020-09-08 Maryam Rahnemoonfar , Tashnim Chowdhury , Robin Murphy , Odair Fernandes

Accurate wound classification and boundary segmentation are essential for guiding clinical decisions in both chronic and acute wound management. However, most existing AI models are limited, focusing on a narrow set of wound types or…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Mehedi Hasan Tusar , Fateme Fayyazbakhsh , Igor Melnychuk , Ming C. Leu

This paper studies amodal image segmentation: predicting entire object segmentation masks including both visible and invisible (occluded) parts. In previous work, the amodal segmentation ground truth on real images is usually predicted by…

Computer Vision and Pattern Recognition · Computer Science 2024-04-30 Guanqi Zhan , Chuanxia Zheng , Weidi Xie , Andrew Zisserman

Accurate 3D instance segmentation is crucial for high-quality scene understanding in the 3D vision domain. However, 3D instance segmentation based on 2D-to-3D lifting approaches struggle to produce precise instance-level segmentation, due…

Computer Vision and Pattern Recognition · Computer Science 2025-12-22 Chaolei Wang , Yang Luo , Jing Du , Siyu Chen , Yiping Chen , Ting Han

Detailed forest inventories are critical for sustainable and flexible management of forest resources, to conserve various ecosystem services. Modern airborne laser scanners deliver high-density point clouds with great potential for…

Computer Vision and Pattern Recognition · Computer Science 2024-02-26 Binbin Xiang , Maciej Wielgosz , Theodora Kontogianni , Torben Peters , Stefano Puliti , Rasmus Astrup , Konrad Schindler

In recent years considerable research in LiDAR semantic segmentation was conducted, introducing several new state of the art models. However, most research focuses on single-scan point clouds, limiting performance especially in long…

Computer Vision and Pattern Recognition · Computer Science 2026-01-15 Andrea Matteazzi , Pascal Colling , Michael Arnold , Dietmar Tutsch

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…

Computer Vision and Pattern Recognition · Computer Science 2023-10-03 David Balaban , Justin Medich , Pranay Gosar , Justin Hart

Instance segmentation is essential for numerous computer vision applications, including robotics, human-computer interaction, and autonomous driving. Currently, popular models bring impressive performance in instance segmentation by…

Computer Vision and Pattern Recognition · Computer Science 2025-09-09 Cuong Manh Hoang

Effective sequence modeling fundamentally requires balancing the retention of unbounded history with the high-resolution detection of abrupt short-term variations common in real-world phenomena. However, existing state space models (SSMs)…

Artificial Intelligence · Computer Science 2026-05-12 Mengqi Li , Wensheng Lin , Jinshuai Yang , Lixin Li

Real-time multi-person pose estimation presents significant challenges in balancing speed and precision. While two-stage top-down methods slow down as the number of people in the image increases, existing one-stage methods often fail to…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Peng Lu , Tao Jiang , Yining Li , Xiangtai Li , Kai Chen , Wenming Yang

Cell image segmentation is usually implemented using fully supervised deep learning methods, which heavily rely on extensive annotated training data. Yet, due to the complexity of cell morphology and the requirement for specialized…

Computer Vision and Pattern Recognition · Computer Science 2024-05-06 Yu Zhu , Qiang Yang , Li Xu