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Scene text detection is still a challenging task, as there may be extremely small or low-resolution strokes, and close or arbitrary-shaped texts. In this paper, StrokeNet is proposed to effectively detect the texts by capturing the…

Computer Vision and Pattern Recognition · Computer Science 2021-11-24 Lei Li , Kai Fan , Chun Yuan

A saliency guided hierarchical visual tracking (SHT) algorithm containing global and local search phases is proposed in this paper. In global search, a top-down saliency model is novelly developed to handle abrupt motion and appearance…

Computer Vision and Pattern Recognition · Computer Science 2018-12-24 Fangwen Tu , Shuzhi Sam Ge , Yazhe Tang , Chang Chieh Hang

Handwritten document recognition (HDR) is one of the most challenging tasks in the field of computer vision, due to the various writing styles and complex layouts inherent in handwritten texts. Traditionally, this problem has been…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Mohammed Hamdan , Abderrahmane Rahiche , Mohamed Cheriet

This paper deals with the recognition and matching of text in both cartographic maps and ancient documents. The purpose of this work is to find similar text regions based on statistical and global features. A phase of normalization is done…

Computer Vision and Pattern Recognition · Computer Science 2013-08-30 Nizar Zaghden , Badreddine Khelifi , Adel M. Alimi , Remy Mullot

Scene text spotting aims to detect and recognize the entire word or sentence with multiple characters in natural images. It is still challenging because ambiguity often occurs when the spacing between characters is large or the characters…

Computer Vision and Pattern Recognition · Computer Science 2021-07-07 Wenhai Wang , Xuebo Liu , Xiaozhong Ji , Enze Xie , Ding Liang , Zhibo Yang , Tong Lu , Chunhua Shen , Ping Luo

Hierarchical text classification (HTC) is the task of assigning labels to a text within a structured space organized as a hierarchy. Recent works treat HTC as a conventional multilabel classification problem, therefore evaluating it as…

Computation and Language · Computer Science 2024-10-14 Roman Plaud , Matthieu Labeau , Antoine Saillenfest , Thomas Bonald

In this paper, we present TExt Spotting TRansformers (TESTR), a generic end-to-end text spotting framework using Transformers for text detection and recognition in the wild. TESTR builds upon a single encoder and dual decoders for the joint…

Computer Vision and Pattern Recognition · Computer Science 2022-04-06 Xiang Zhang , Yongwen Su , Subarna Tripathi , Zhuowen Tu

Image-text retrieval (ITR) is a challenging task in the field of multimodal information processing due to the semantic gap between different modalities. In recent years, researchers have made great progress in exploring the accurate…

Computer Vision and Pattern Recognition · Computer Science 2022-12-19 Jie Guo , Meiting Wang , Yan Zhou , Bin Song , Yuhao Chi , Wei Fan , Jianglong Chang

The key to the text classification task is language representation and important information extraction, and there are many related studies. In recent years, the research on graph neural network (GNN) in text classification has gradually…

Computation and Language · Computer Science 2022-09-16 Shuai Hua , Xinxin Li , Yunpeng Jing , Qunfeng Liu

Cross-modal retrieval between videos and texts has attracted growing attentions due to the rapid emergence of videos on the web. The current dominant approach for this problem is to learn a joint embedding space to measure cross-modal…

Computer Vision and Pattern Recognition · Computer Science 2020-03-03 Shizhe Chen , Yida Zhao , Qin Jin , Qi Wu

Handwritten text recognition has been widely studied in the last decades for its numerous applications. Nowadays, the state-of-the-art approach consists in a three-step process. The document is segmented into text lines, which are then…

Computer Vision and Pattern Recognition · Computer Science 2022-10-21 Denis Coquenet

Hierarchical text classification (HTC) assigns documents to multiple levels of a pre-defined taxonomy. Automated patent subject classification represents one of the hardest HTC scenarios because of domain knowledge difficulty and a huge…

Computation and Language · Computer Science 2025-10-09 Lekang Jiang , Wenjun Sun , Stephan Goetz

An unconstrained end-to-end text localization and recognition method is presented. The method detects initial text hypothesis in a single pass by an efficient region-based method and subsequently refines the text hypothesis using a more…

Computer Vision and Pattern Recognition · Computer Science 2015-04-15 Lukáš Neumann , Jiří Matas

Most previous scene text spotting methods rely on high-quality manual annotations to achieve promising performance. To reduce their expensive costs, we study semi-supervised text spotting (SSTS) to exploit useful information from unlabeled…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Dongliang Luo , Hanshen Zhu , Ziyang Zhang , Dingkang Liang , Xudong Xie , Yuliang Liu , Xiang Bai

Text alignment finds application in tasks such as citation recommendation and plagiarism detection. Existing alignment methods operate at a single, predefined level and cannot learn to align texts at, for example, sentence and document…

Computation and Language · Computer Science 2020-10-06 Xuhui Zhou , Nikolaos Pappas , Noah A. Smith

Interleaved texts, where posts belonging to different threads occur in one sequence, are a common occurrence, e.g., online chat conversations. To quickly obtain an overview of such texts, existing systems first disentangle the posts by…

Computation and Language · Computer Science 2020-04-10 Sanjeev Kumar Karn , Francine Chen , Yan-Ying Chen , Ulli Waltinger , Hinrich Schütze

Scene text spotting is a challenging task, especially for inverse-like scene text, which has complex layouts, e.g., mirrored, symmetrical, or retro-flexed. In this paper, we propose a unified end-to-end trainable inverse-like antagonistic…

Computer Vision and Pattern Recognition · Computer Science 2024-01-09 Shi-Xue Zhang , Chun Yang , Xiaobin Zhu , Hongyang Zhou , Hongfa Wang , Xu-Cheng Yin

The segmentation-free research efforts for addressing handwritten text recognition can be divided into three categories: connectionist temporal classification (CTC), hidden Markov model and encoder-decoder methods. In this paper, inspired…

Artificial Intelligence · Computer Science 2025-08-05 Zi-Rui Wang

We propose a method for segmentation of expository texts based on hierarchical agglomerative clustering. The method uses paragraphs as the basic segments for identifying hierarchical discourse structure in the text, applying lexical…

cmp-lg · Computer Science 2016-08-31 Yaakov Yaari

The goal of text spotting is to perform text detection and recognition in an end-to-end manner. Although the diversity of luminosity and orientation in scene texts has been widely studied, the font diversity and shape variance of the same…

Computer Vision and Pattern Recognition · Computer Science 2023-09-01 Xixuan Hao , Aozhong Zhang , Xianze Meng , Bin Fu