English
Related papers

Related papers: A Medial Axis Based Thinning Strategy for Characte…

200 papers

Traditional image resizing methods usually work in pixel space and use various saliency measures. The challenge is to adjust the image shape while trying to preserve important content. In this paper we perform image resizing in feature…

Computer Vision and Pattern Recognition · Computer Science 2021-06-23 Moab Arar , Dov Danon , Daniel Cohen-Or , Ariel Shamir

Training large-scale image captioning (IC) models demands access to a rich and diverse set of training examples, gathered from the wild, often from noisy alt-text data. However, recent modeling approaches to IC often fall short in terms of…

Computation and Language · Computer Science 2022-11-01 Khyathi Raghavi Chandu , Piyush Sharma , Soravit Changpinyo , Ashish Thapliyal , Radu Soricut

Shape reconstruction from imaging volumes is a recurring need in medical image analysis. Common workflows start with a segmentation step, followed by careful post-processing and,finally, ad hoc meshing algorithms. As this sequence can be…

Computer Vision and Pattern Recognition · Computer Science 2025-07-11 Antonio Pepe , Richard Schussnig , Jianning Li , Christina Gsaxner , Dieter Schmalstieg , Jan Egger

Topological alignments and snakes are used in image processing, particularly in locating object boundaries. Both of them have their own advantages and limitations. To improve the overall image boundary detection system, we focused on…

Computer Vision and Pattern Recognition · Computer Science 2011-06-03 Ashraf A. Aly , Safaai Bin Deris , Nazar Zaki

A skeleton representation of the human body has been proven to be effective for this task. The skeletons are presented in graphs form-like. However, the topology of a graph is not structured like Euclidean-based data. Therefore, a new set…

Computer Vision and Pattern Recognition · Computer Science 2021-08-04 Motasem S. Alsawadi , Miguel Rio

We introduce Coverage Axis++, a novel and efficient approach to 3D shape skeletonization. The current state-of-the-art approaches for this task often rely on the watertightness of the input or suffer from substantial computational costs,…

Computer Vision and Pattern Recognition · Computer Science 2024-06-11 Zimeng Wang , Zhiyang Dou , Rui Xu , Cheng Lin , Yuan Liu , Xiaoxiao Long , Shiqing Xin , Taku Komura , Xiaoming Yuan , Wenping Wang

Scribble supervision, a common form of weakly supervised learning, involves annotating pixels using hand-drawn curve lines, which helps reduce the cost of manual labelling. This technique has been widely used in medical image segmentation…

Computer Vision and Pattern Recognition · Computer Science 2024-08-27 Jing Yuan , Tania Stathaki

Multi-stroke characters in scripts such as Chinese and Japanese can be highly complex, posing significant challenges for both native speakers and, especially, non-native learners. If these characters can be simplified without degrading…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Ryo Ishiyama , Shinnosuke Matsuo , Seiichi Uchida

Retargeting motion across characters with varying body shapes while preserving interaction semantics, such as self-contact and near-body proximity, remains a challenging problem. While recent geometry-aware approaches address this by…

Graphics · Computer Science 2026-05-20 Soojin Choi , Seokhyeon Hong , Chaelin Kim , Junghyun Nam , Junhyuk Jeon , Junyong Noh

We present a rectangle-based segmentation algorithm that sets up a graph and performs a graph cut to separate an object from the background. However, graph-based algorithms distribute the graph's nodes uniformly and equidistantly on the…

Computer Vision and Pattern Recognition · Computer Science 2012-03-14 Jan Egger , Tina Kapur , Thomas Dukatz , Malgorzata Kolodziej , Dzenan Zukic , Bernd Freisleben , Christopher Nimsky

Nowadays, skeleton information in videos plays an important role in human-centric video analysis but effective coding such massive skeleton information has never been addressed in previous work. In this paper, we make the first attempt to…

Multimedia · Computer Science 2019-05-14 Mingzhou Liu , Xiaoyi He , Weiyao Lin , Xintong Han , Yanmin Zhu , Hongtao Lu , Hongkai Xiong

This paper is a presentation of a new method for denoising images using Haralick features and further segmenting the characters using artificial neural networks. The image is divided into kernels, each of which is converted to a GLCM (Gray…

Computer Vision and Pattern Recognition · Computer Science 2021-07-27 P Preethi , Hrishikesh Viswanath

A topology preserving skeleton is a synthetic representation of an object that retains its topology and many of its significant morphological properties. The process of obtaining the skeleton, referred to as skeletonization or thinning, is…

Computer Vision and Pattern Recognition · Computer Science 2015-06-17 Paweł Dłotko , Ruben Specogna

This paper presents a method based on a kernel dictionary learning algorithm for segmenting brain tumor regions in magnetic resonance images (MRI). A set of first-order and second-order statistical feature vectors are extracted from patches…

Computer Vision and Pattern Recognition · Computer Science 2023-10-18 Seyedeh Mahya Mousavi , Mohammad Mostafavi

Background elimination for noisy character images or character images from real scene is still a challenging problem, due to the bewildering backgrounds, uneven illumination, low resolution and different distortions. We propose a…

Computer Vision and Pattern Recognition · Computer Science 2018-11-30 Zhewei Huang , Wen Heng , Yuanzheng Tao , Shuchang Zhou

Scene text detection methods based on neural networks have emerged recently and have shown promising results. Previous methods trained with rigid word-level bounding boxes exhibit limitations in representing the text region in an arbitrary…

Computer Vision and Pattern Recognition · Computer Science 2019-04-04 Youngmin Baek , Bado Lee , Dongyoon Han , Sangdoo Yun , Hwalsuk Lee

We consider the problem of extracting curve skeletons of three-dimensional, elongated objects given a noisy surface, which has applications in agricultural contexts such as extracting the branching structure of plants. We describe an…

Computer Vision and Pattern Recognition · Computer Science 2018-03-20 Amy Tabb , Henry Medeiros

Deep learning techniques are being used in skeleton based action recognition tasks and outstanding performance has been reported. Compared with RNN based methods which tend to overemphasize temporal information, CNN-based approaches can…

Computer Vision and Pattern Recognition · Computer Science 2017-05-03 Zewei Ding , Pichao Wang , Philip O. Ogunbona , Wanqing Li

Object Skeletonization is the process of extracting skeletal, line-like representations of shapes. It provides a very useful tool for geometric shape understanding and minimal shape representation. It also has a wide variety of…

Computer Vision and Pattern Recognition · Computer Science 2021-12-23 Mohamed A. Ghanem , Alaa A. Anani

This paper proposes a novel algorithm for the problem of structural image segmentation through an interactive model-based approach. Interaction is expressed in the model creation, which is done according to user traces drawn over a given…

Computer Vision and Pattern Recognition · Computer Science 2008-05-16 Alexandre Noma , Ana B. V. Graciano , Luis Augusto Consularo , Roberto M. Cesar-Jr , Isabelle Bloch