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Although existing semantic segmentation approaches achieve impressive results, they still struggle to update their models incrementally as new categories are uncovered. Furthermore, pixel-by-pixel annotations are expensive and…

Computer Vision and Pattern Recognition · Computer Science 2022-04-04 Fabio Cermelli , Dario Fontanel , Antonio Tavera , Marco Ciccone , Barbara Caputo

The labelling of speech corpora is a laborious and time-consuming process. The ProsoBeast Annotation Tool seeks to ease and accelerate this process by providing an interactive 2D representation of the prosodic landscape of the data, in…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-16 Branislav Gerazov , Michael Wagner

Pixel-level annotation demands expensive human efforts and limits the performance of deep networks that usually benefits from more such training data. In this work we aim to achieve high quality instance and semantic segmentation results…

Computer Vision and Pattern Recognition · Computer Science 2020-02-03 Chuang Niu , Shenghan Ren , Jimin Liang

Instruction fine-tuning stands as a crucial advancement in leveraging large language models (LLMs) for enhanced task performance. However, the annotation of instruction datasets has traditionally been expensive and laborious, often relying…

Computation and Language · Computer Science 2024-08-05 He Zhu , Junyou Su , Tianle Lun , Yicheng Tao , Wenjia Zhang , Zipei Fan , Guanhua Chen

Deep learning requires large amounts of data, and a well-defined pipeline for labeling and augmentation. Current solutions support numerous computer vision tasks with dedicated annotation types and formats, such as bounding boxes, polygons,…

Robotics · Computer Science 2023-12-01 G. Sharma , A. Angleraud , R. Pieters

Teeth segmentation is an essential task in dental image analysis for accurate diagnosis and treatment planning. While supervised deep learning methods can be utilized for teeth segmentation, they often require extensive manual annotation of…

Computer Vision and Pattern Recognition · Computer Science 2024-02-27 Tomáš Kunzo , Viktor Kocur , Lukáš Gajdošech , Martin Madaras

Semantic segmentation requires dense pixel-level annotations, which are costly and time-consuming to acquire. To address this, we present SeSAM, a framework that uses a foundational segmentation model, i.e. Segment Anything Model (SAM),…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Anurag Das , Anna Kukleva , Xinting Hu , Yuki M. Asano , Bernt Schiele

In this paper, we introduce the FOCAL (Ford-OLIVES Collaboration on Active Learning) dataset which enables the study of the impact of annotation-cost within a video active learning setting. Annotation-cost refers to the time it takes an…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Kiran Kokilepersaud , Yash-Yee Logan , Ryan Benkert , Chen Zhou , Mohit Prabhushankar , Ghassan AlRegib , Enrique Corona , Kunjan Singh , Mostafa Parchami

Scribble-based weakly supervised semantic segmentation leverages only a few annotated pixels as labels to train a segmentation model, presenting significant potential for reducing the human labor involved in the annotation process. This…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Xinliang Zhang , Lei Zhu , Shuang Zeng , Hangzhou He , Ourui Fu , Zhengjian Yao , Zhaoheng Xie , Yanye Lu

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

Scribble-based weakly-supervised semantic segmentation using sparse scribble supervision is gaining traction as it reduces annotation costs when compared to fully annotated alternatives. Existing methods primarily generate pseudo-labels by…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Xinliang Zhang , Lei Zhu , Hangzhou He , Lujia Jin , Yanye Lu

Large-scale multi-label classification datasets are commonly, and perhaps inevitably, partially annotated. That is, only a small subset of labels are annotated per sample. Different methods for handling the missing labels induce different…

Computer Vision and Pattern Recognition · Computer Science 2021-10-22 Emanuel Ben-Baruch , Tal Ridnik , Itamar Friedman , Avi Ben-Cohen , Nadav Zamir , Asaf Noy , Lihi Zelnik-Manor

Instance segmentation of surgical instruments is a long-standing research problem, crucial for the development of many applications for computer-assisted surgery. This problem is commonly tackled via fully-supervised training of deep…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Luca Sestini , Benoit Rosa , Elena De Momi , Giancarlo Ferrigno , Nicolas Padoy

The success of modern deep learning algorithms for image segmentation heavily depends on the availability of large datasets with clean pixel-level annotations (masks), where the objects of interest are accurately delineated. Lack of time…

Computer Vision and Pattern Recognition · Computer Science 2021-02-17 Ekaterina Redekop , Alexey Chernyavskiy

Recently, video conferencing apps have become functional by accomplishing such computer vision-based features as real-time background removal and face beautification. Limited variability in existing portrait segmentation and face parsing…

Computer Vision and Pattern Recognition · Computer Science 2024-03-08 Karina Kvanchiani , Elizaveta Petrova , Karen Efremyan , Alexander Sautin , Alexander Kapitanov

We propose a fully automatic annotation scheme that takes a raw 3D point cloud with a set of fitted CAD models as input and outputs convincing point-wise labels that can be used as cheap training data for point cloud segmentation. Compared…

Computer Vision and Pattern Recognition · Computer Science 2023-07-26 Galadrielle Humblot-Renaux , Simon Buus Jensen , Andreas Møgelmose

The manual annotation of outdoor LiDAR point clouds for instance segmentation is extremely costly and time-consuming. Current methods attempt to reduce this burden but still rely on some form of human labeling. To completely eliminate this…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 Yongxuan Lyu , Guangfeng Jiang , Hongsi Liu , Jun Liu

Image tagging, a fundamental vision task, traditionally relies on human-annotated datasets to train multi-label classifiers, which incurs significant labor and costs. While Multimodal Large Language Models (MLLMs) offer promising potential…

Computer Vision and Pattern Recognition · Computer Science 2026-02-25 Ming-Kun Xie , Jia-Hao Xiao , Zhiqiang Kou , Zhongnian Li , Gang Niu , Masashi Sugiyama

Analyzing CT scans, MRIs and X-rays is pivotal in diagnosing and treating diseases. However, detecting and identifying abnormalities from such medical images is a time-intensive process that requires expert analysis and is prone to…

Image and Video Processing · Electrical Eng. & Systems 2025-03-14 Daniel Syomichev , Padmini Gopinath , Guang-Lin Wei , Eric Chang , Ian Gordon , Amanuel Seifu , Rahul Pemmaraju , Neehar Peri , James Purtilo

Food instance segmentation is essential to estimate the serving size of dishes in a food image. The recent cutting-edge techniques for instance segmentation are deep learning networks with impressive segmentation quality and fast…

Computer Vision and Pattern Recognition · Computer Science 2023-06-29 Huu-Thanh Nguyen , Yu Cao , Chong-Wah Ngo , Wing-Kwong Chan