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Key frame selection in video understanding presents significant challenges. Traditional top-K selection methods, which score frames independently, often fail to optimize the selection as a whole. This independent scoring frequently results…

Computer Vision and Pattern Recognition · Computer Science 2025-12-15 Yiqing Yang , Kin-Man Lam

Traditional text detection methods mostly focus on quadrangle text. In this study we propose a novel method named sliding line point regression (SLPR) in order to detect arbitrary-shape text in natural scene. SLPR regresses multiple points…

Computer Vision and Pattern Recognition · Computer Science 2018-01-31 Yixing Zhu , Jun Du

Matching two texts is a fundamental problem in many natural language processing tasks. An effective way is to extract meaningful matching patterns from words, phrases, and sentences to produce the matching score. Inspired by the success of…

Computation and Language · Computer Science 2016-02-23 Liang Pang , Yanyan Lan , Jiafeng Guo , Jun Xu , Shengxian Wan , Xueqi Cheng

Video text spotting is still an important research topic due to its various real-applications. Previous approaches usually fall into the four-staged pipeline: text detection in individual images, framewisely recognizing localized text…

Computer Vision and Pattern Recognition · Computer Science 2021-10-26 Zhanzhan Cheng , Jing Lu , Yi Niu , Shiliang Pu , Fei Wu , Shuigeng Zhou

Scene Text Recognition (STR), the task of recognizing text against complex image backgrounds, is an active area of research. Current state-of-the-art (SOTA) methods still struggle to recognize text written in arbitrary shapes. In this…

Computer Vision and Pattern Recognition · Computer Science 2020-03-26 Ron Litman , Oron Anschel , Shahar Tsiper , Roee Litman , Shai Mazor , R. Manmatha

Scene text recognition is a challenging task due to the complex backgrounds and diverse variations of text instances. In this paper, we propose a novel Semantic GAN and Balanced Attention Network (SGBANet) to recognize the texts in scene…

Computer Vision and Pattern Recognition · Computer Science 2022-07-22 Dajian Zhong , Shujing Lyu , Palaiahnakote Shivakumara , Bing Yin , Jiajia Wu , Umapada Pal , Yue Lu

Detecting video moments and highlights from natural-language queries have been unified by transformer-based methods. Other works use generative Multimodal LLM (MLLM) to predict moments and/or highlights as text timestamps, utilizing its…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 I Putu Andika Bagas Jiwanta , Ayu Purwarianti

In this paper, we propose a novel method called Rotational Region CNN (R2CNN) for detecting arbitrary-oriented texts in natural scene images. The framework is based on Faster R-CNN [1] architecture. First, we use the Region Proposal Network…

Computer Vision and Pattern Recognition · Computer Science 2017-07-03 Yingying Jiang , Xiangyu Zhu , Xiaobing Wang , Shuli Yang , Wei Li , Hua Wang , Pei Fu , Zhenbo Luo

The paper proposes a new text recognition network for scene-text images. Many state-of-the-art methods employ the attention mechanism either in the text encoder or decoder for the text alignment. Although the encoder-based attention yields…

Computer Vision and Pattern Recognition · Computer Science 2021-04-27 Usman Sajid , Michael Chow , Jin Zhang , Taejoon Kim , Guanghui Wang

The irregular contour representation is one of the tough challenges in scene text detection. Although segmentation-based methods have achieved significant progress with the help of flexible pixel prediction, the overlap of geographically…

Computer Vision and Pattern Recognition · Computer Science 2024-09-26 Xu Han , Junyu Gao , Chuang Yang , Yuan Yuan , Qi Wang

Low level images representation in feature space performs poorly for classification with high accuracy since this level of representation is not able to project images into the discriminative feature space. In this work, we propose an…

Computer Vision and Pattern Recognition · Computer Science 2016-10-06 Fariborz Taherkhani , Reza Hedayati

Scene text detection has received attention for years and achieved an impressive performance across various benchmarks. In this work, we propose an efficient and accurate approach to detect multioriented text in scene images. The proposed…

Computer Vision and Pattern Recognition · Computer Science 2020-02-11 Liang Zhang , Yufei Liu , Hang Xiao , Lu Yang , Guangming Zhu , Syed Afaq Shah , Mohammed Bennamoun , Peiyi Shen

State-of-the-art scene text detection techniques predict quadrilateral boxes that are prone to localization errors while dealing with straight or curved text lines of different orientations and lengths in scenes. This paper presents a novel…

Computer Vision and Pattern Recognition · Computer Science 2019-07-10 Chuhui Xue , Shijian Lu , Wei Zhang

In the last decade, the blossom of deep learning has witnessed the rapid development of scene text recognition. However, the recognition of low-resolution scene text images remains a challenge. Even though some super-resolution methods have…

Computer Vision and Pattern Recognition · Computer Science 2021-12-16 Jingye Chen , Haiyang Yu , Jianqi Ma , Bin Li , Xiangyang Xue

Deep learning based methods have achieved surprising progress in Scene Text Recognition (STR), one of classic problems in computer vision. In this paper, we propose a feasible framework for multi-lingual arbitrary-shaped STR, including…

Computer Vision and Pattern Recognition · Computer Science 2019-12-13 Jinjin Zhang , Wei Wang , Di Huang , Qingjie Liu , Yunhong Wang

Text binarisation process classifies individual pixels as text or background in the textual images. Binarization is necessary to bridge the gap between localization and recognition by OCR. This paper presents Sliding window method to…

Computer Vision and Pattern Recognition · Computer Science 2010-03-19 Chitrakala Gopalan , D. Manjula

Modern scene text recognition systems often depend on large end-to-end architectures that require extensive training and are prohibitively expensive for real-time scenarios. In such cases, the deployment of heavy models becomes impractical…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Ritabrata Chakraborty , Shivakumara Palaiahnakote , Umapada Pal , Cheng-Lin Liu

Scene text recognition has recently been widely treated as a sequence-to-sequence prediction problem, where traditional fully-connected-LSTM (FC-LSTM) has played a critical role. Due to the limitation of FC-LSTM, existing methods have to…

Computer Vision and Pattern Recognition · Computer Science 2020-01-07 Qingqing Wang , Wenjing Jia , Xiangjian He , Yue Lu , Michael Blumenstein , Ye Huang

A large number of annotated training images is crucial for training successful scene text recognition models. However, collecting sufficient datasets can be a labor-intensive and costly process, particularly for low-resource languages. To…

Computer Vision and Pattern Recognition · Computer Science 2023-06-28 Yangchen Xie , Xinyuan Chen , Hongjian Zhan , Palaiahankote Shivakum , Bing Yin , Cong Liu , Yue Lu

Scene text recognition is a challenging task due to diverse variations of text instances in natural scene images. Conventional methods based on CNN-RNN-CTC or encoder-decoder with attention mechanism may not fully investigate stable and…

Computer Vision and Pattern Recognition · Computer Science 2021-05-11 Ruijie Yan , Liangrui Peng , Shanyu Xiao , Gang Yao