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Related papers: C3-STISR: Scene Text Image Super-resolution with T…

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Speech super-resolution (SR) reconstructs high-fidelity wideband speech from low-resolution inputs-a task that necessitates reconciling global harmonic coherence with local transient sharpness. While diffusion-based generative models yield…

Sound · Computer Science 2026-01-01 Jiajun Yuan , Xiaochen Wang , Yuhang Xiao , Yulin Wu , Chenhao Hu , Xueyang Lv

Due to the enormous technical challenges and wide range of applications, scene text recognition (STR) has been an active research topic in computer vision for years. To tackle this tough problem, numerous innovative methods have been…

Computer Vision and Pattern Recognition · Computer Science 2023-07-26 Cheng Da , Peng Wang , Cong Yao

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

Image super-resolution (SR) aims to reconstruct high-quality, high-resolution (HR) images from low-resolution (LR) inputs and plays a critical role in various downstream applications. Despite recent advancements, balancing reconstruction…

Computer Vision and Pattern Recognition · Computer Science 2026-05-20 Hanli Zhao , Binhao Wang , Shihao Zhao , Tao Wang , Kaihao Zhang , Wanglong Lu

Fundamentally, super-resolution is ill-posed problem because a low-resolution image can be obtained from many high-resolution images. Recent studies for super-resolution cannot create diverse super-resolution images. Although SRFlow tried…

Computer Vision and Pattern Recognition · Computer Science 2021-06-09 Younggeun Kim , Donghee Son

We introduce the structured scene-text spotting task, which requires a scene-text OCR system to spot text in the wild according to a query regular expression. Contrary to generic scene text OCR, structured scene-text spotting seeks to…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Sergi Garcia-Bordils , Dimosthenis Karatzas , Marçal Rusiñol

Image super-resolution(SR) is fundamental to many vision system-from surveillance and autonomy to document analysis and retail analytics-because recovering high-frequency details, especially scene-text, enables reliable downstream…

Computer Vision and Pattern Recognition · Computer Science 2025-10-31 Mingyu Sung , Seungjae Ham , Kangwoo Kim , Yeokyoung Yoon , Sangseok Yun , Il-Min Kim , Jae-Mo Kang

Image-text retrieval of natural scenes has been a popular research topic. Since image and text are heterogeneous cross-modal data, one of the key challenges is how to learn comprehensive yet unified representations to express the…

Computer Vision and Pattern Recognition · Computer Science 2019-10-14 Sijin Wang , Ruiping Wang , Ziwei Yao , Shiguang Shan , Xilin Chen

Existing real-world super-resolution (RSR) methods based on generative priors have achieved remarkable progress in producing high-quality and globally consistent reconstructions. However, they often struggle to recover fine-grained details…

Computer Vision and Pattern Recognition · Computer Science 2026-03-26 Zixin Guo , Kai Zhao , Luyan Zhang

Mainstream Scene Text Recognition (STR) algorithms are developed based on RGB cameras which are sensitive to challenging factors such as low illumination, motion blur, and cluttered backgrounds. In this paper, we propose to recognize the…

Computer Vision and Pattern Recognition · Computer Science 2025-02-14 Xiao Wang , Jingtao Jiang , Dong Li , Futian Wang , Lin Zhu , Yaowei Wang , Yongyong Tian , Jin Tang

Modern 3D semantic scene graph estimation methods utilize ground truth 3D annotations to accurately predict target objects, predicates, and relationships. In the absence of given 3D ground truth representations, we explore leveraging only…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Qi Xun Yeo , Yanyan Li , Gim Hee Lee

Scene text recognition (STR) and handwritten text recognition (HTR) face significant challenges in accurately transcribing textual content from images into machine-readable formats. Conventional OCR models often predict transcriptions…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Xu Yao , Lei Kang

In the blind single image super-resolution (SISR) task, existing works have been successful in restoring image-level unknown degradations. However, when a single video frame becomes the input, these works usually fail to address…

Image and Video Processing · Electrical Eng. & Systems 2023-11-27 Boyang Wang , Bowen Liu , Shiyu Liu , Fengyu Yang

This paper aims to re-assess scene text recognition (STR) from a data-oriented perspective. We begin by revisiting the six commonly used benchmarks in STR and observe a trend of performance saturation, whereby only 2.91% of the benchmark…

Computer Vision and Pattern Recognition · Computer Science 2023-07-20 Qing Jiang , Jiapeng Wang , Dezhi Peng , Chongyu Liu , Lianwen Jin

Current visual question answering datasets do not consider the rich semantic information conveyed by text within an image. In this work, we present a new dataset, ST-VQA, that aims to highlight the importance of exploiting high-level…

Computer Vision and Pattern Recognition · Computer Science 2019-10-17 Ali Furkan Biten , Ruben Tito , Andres Mafla , Lluis Gomez , Marçal Rusiñol , Ernest Valveny , C. V. Jawahar , Dimosthenis Karatzas

Scene text recognition (STR) is very challenging due to the diversity of text instances and the complexity of scenes. The community has paid increasing attention to boost the performance by improving the pre-processing image module, like…

Computer Vision and Pattern Recognition · Computer Science 2020-07-17 Hui Zhang , Quanming Yao , Mingkun Yang , Yongchao Xu , Xiang Bai

We introduce a new multi-modal task for computer systems, posed as a combined vision-language comprehension challenge: identifying the most suitable text describing a scene, given several similar options. Accomplishing the task entails…

Computation and Language · Computer Science 2016-12-26 Nan Ding , Sebastian Goodman , Fei Sha , Radu Soricut

The diversity in length constitutes a significant characteristic of text. Due to the long-tail distribution of text lengths, most existing methods for scene text recognition (STR) only work well on short or seen-length text, lacking the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-25 Changxu Cheng , Peng Wang , Cheng Da , Qi Zheng , Cong Yao

The cross-resolution person re-identification (CRReID) problem aims to match low-resolution (LR) query identity images against high resolution (HR) gallery images. It is a challenging and practical problem since the query images often…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Lin Wu , Lingqiao Liu , Yang Wang , Zheng Zhang , Farid Boussaid , Mohammed Bennamoun

Single-image super-resolution refers to the reconstruction of a high-resolution image from a single low-resolution observation. Although recent deep learning-based methods have demonstrated notable success on simulated datasets -- with…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Maciej Zyrek , Tomasz Tarasiewicz , Jakub Sadel , Aleksandra Krzywon , Michal Kawulok