English
Related papers

Related papers: Text Recognition -- Real World Data and Where to F…

200 papers

Challenging computer vision tasks, in particular semantic image segmentation, require large training sets of annotated images. While obtaining the actual images is often unproblematic, creating the necessary annotation is a tedious and…

Computer Vision and Pattern Recognition · Computer Science 2015-04-29 Alexander Kolesnikov , Christoph H. Lampert

A significant number of images shared on social media platforms such as Facebook and Instagram contain text in various forms. It's increasingly becoming commonplace for bad actors to share misinformation, hate speech or other kinds of…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Jing Huang , Viswanath Sivakumar , Mher Mnatsakanyan , Guan Pang

Recently, training an image captioner without annotated image-sentence pairs has gained traction. Previous methods have faced limitations due to either using mismatched corpora for inaccurate pseudo annotations or relying on…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Zhiyuan Li , Dongnan Liu , Heng Wang , Chaoyi Zhang , Weidong Cai

In this work we present an end-to-end system for text spotting -- localising and recognising text in natural scene images -- and text based image retrieval. This system is based on a region proposal mechanism for detection and deep…

Computer Vision and Pattern Recognition · Computer Science 2014-12-08 Max Jaderberg , Karen Simonyan , Andrea Vedaldi , Andrew Zisserman

At present, multi-oriented text detection methods based on deep neural network have achieved promising performances on various benchmarks. Nevertheless, there are still some difficulties for arbitrary shape text detection, especially for a…

Computer Vision and Pattern Recognition · Computer Science 2020-04-17 XiaoQian Li , Jie Liu , ShuWu Zhang , GuiXuan Zhang

Preparation of high-quality datasets for the urban scene understanding is a labor-intensive task, especially, for datasets designed for the autonomous driving applications. The application of the coarse ground truth (GT) annotations of…

Computer Vision and Pattern Recognition · Computer Science 2019-04-04 Vlad Taran , Yuri Gordienko , Alexandr Rokovyi , Oleg Alienin , Sergii Stirenko

We consider the scene text recognition problem under the attention-based encoder-decoder framework, which is the state of the art. The existing methods usually employ a frame-wise maximal likelihood loss to optimize the models. When we…

Computer Vision and Pattern Recognition · Computer Science 2018-05-10 Fan Bai , Zhanzhan Cheng , Yi Niu , Shiliang Pu , Shuigeng Zhou

This paper proposes an algorithm for recognizing slab identification numbers in factory scenes. In the development of a deep-learning based system, manual labeling to make ground truth data (GTD) is an important but expensive task.…

Computer Vision and Pattern Recognition · Computer Science 2019-03-12 Sang Jun Lee , Sang Woo Kim , Wookyong Kwon , Gyogwon Koo , Jong Pil Yun

Incorporating linguistic knowledge can improve scene text recognition, but it is questionable whether the same holds for scene text spotting, which typically involves text detection and recognition. This paper proposes a method that…

Computer Vision and Pattern Recognition · Computer Science 2024-02-28 Nguyen Nguyen , Yapeng Tian , Chenliang Xu

Many scene text recognition approaches are based on purely visual information and ignore the semantic relation between scene and text. In this paper, we tackle this problem from natural language processing perspective to fill the gap…

Computer Vision and Pattern Recognition · Computer Science 2018-10-31 Ahmed Sabir , Francesc Moreno-Noguer , Lluís Padró

Reading text from natural images is challenging due to the great variety in text font, color, size, complex background and etc.. The perspective distortion and non-linear spatial arrangement of characters make it further difficult. While…

Computer Vision and Pattern Recognition · Computer Science 2019-11-12 Shangbang Long , Yushuo Guan , Bingxuan Wang , Kaigui Bian , Cong Yao

Text segmentation is a challenging vision task with many downstream applications. Current text segmentation methods require pixel-level annotations, which are expensive in the cost of human labor and limited in application scenarios. In…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Xinyan Zu , Haiyang Yu , Bin Li , Xiangyang Xue

An insufficient number of training samples is a common problem in neural network applications. While data augmentation methods require at least a minimum number of samples, we propose a novel, rendering-based pipeline for synthesizing…

Computer Vision and Pattern Recognition · Computer Science 2022-09-30 Andreas Spruck , Maximilane Gruber , Anatol Maier , Denise Moussa , Jürgen Seiler , Christian Riess , André Kaup

Many current state-of-the-art methods for text recognition are based on purely local information and ignore the semantic correlation between text and its surrounding visual context. In this paper, we propose a post-processing approach to…

Computer Vision and Pattern Recognition · Computer Science 2018-10-30 Ahmed Sabir , Francesc Moreno-Noguer , Lluís Padró

Given a ground-level query image and a geo-referenced aerial image that covers the query's local surroundings, fine-grained cross-view localization aims to estimate the location of the ground camera inside the aerial image. Recent works…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 Zimin Xia , Yujiao Shi , Hongdong Li , Julian F. P. Kooij

Recent scene text detection methods are almost based on deep learning and data-driven. Synthetic data is commonly adopted for pre-training due to expensive annotation cost. However, there are obvious domain discrepancies between synthetic…

Computer Vision and Pattern Recognition · Computer Science 2022-05-11 Youhui Guo , Yu Zhou , Xugong Qin , Enze Xie , Weiping Wang

Leveraging unlabelled data through weak or distant supervision is a compelling approach to developing more effective text classification models. This paper proposes a simple but effective data augmentation method, which leverages the idea…

Computation and Language · Computer Science 2021-07-19 Qin Ruan , Brian Mac Namee , Ruihai Dong

Low light images captured in a non-uniform illumination environment usually are degraded with the scene depth and the corresponding environment lights. This degradation results in severe object information loss in the degraded image…

Computer Vision and Pattern Recognition · Computer Science 2020-08-03 Xin Xu , Shiqin Wang , Zheng Wang , Xiaolong Zhang , Ruimin Hu

Weakly supervised visual recognition using inexact supervision is a critical yet challenging learning problem. It significantly reduces human labeling costs and traditionally relies on multi-instance learning and pseudo-labeling. This paper…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Lianghui Zhu , Junwei Zhou , Yan Liu , Xin Hao , Wenyu Liu , Xinggang Wang

In this paper we introduce a new method for text detection in natural images. The method comprises two contributions: First, a fast and scalable engine to generate synthetic images of text in clutter. This engine overlays synthetic text to…

Computer Vision and Pattern Recognition · Computer Science 2016-04-25 Ankush Gupta , Andrea Vedaldi , Andrew Zisserman