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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

Object detection in aerial imagery presents a significant challenge due to large scale variations among objects. This paper proposes an evolutionary reinforcement learning agent, integrated within a coarse-to-fine object detection…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Jialu Zhang , Xiaoying Yang , Wentao He , Jianfeng Ren , Qian Zhang , Titian Zhao , Ruibin Bai , Xiangjian He , Jiang Liu

Localizing text in low-light environments is challenging due to visual degradations. Although a straightforward solution involves a two-stage pipeline with low-light image enhancement (LLE) as the initial step followed by detector, LLE is…

Computer Vision and Pattern Recognition · Computer Science 2024-04-25 Chengpei Xu , Hao Fu , Long Ma , Wenjing Jia , Chengqi Zhang , Feng Xia , Xiaoyu Ai , Binghao Li , Wenjie Zhang

We propose a novel attention model that can accurately attends to target objects of various scales and shapes in images. The model is trained to gradually suppress irrelevant regions in an input image via a progressive attentive process…

Computer Vision and Pattern Recognition · Computer Science 2018-08-08 Paul Hongsuck Seo , Zhe Lin , Scott Cohen , Xiaohui Shen , Bohyung Han

Existing OCR engines or document image analysis systems typically rely on training separate models for text detection in varying scenarios and granularities, leading to significant computational complexity and resource demands. In this…

Computer Vision and Pattern Recognition · Computer Science 2024-05-31 Xingyu Wan , Chengquan Zhang , Pengyuan Lyu , Sen Fan , Zihan Ni , Kun Yao , Errui Ding , Jingdong Wang

Text spotting is an interesting research problem as text may appear at any random place and may occur in various forms. Moreover, ability to detect text opens the horizons for improving many advanced computer vision problems. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2017-12-14 Aarushi Agrawal , Prerana Mukherjee , Siddharth Srivastava , Brejesh Lall

Real-time efficient perception is critical for autonomous navigation and city scale sensing. Orthogonal to architectural improvements, streaming perception approaches have exploited adaptive sampling improving real-time detection…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Anurag Ghosh , N. Dinesh Reddy , Christoph Mertz , Srinivasa G. Narasimhan

Previous deep learning based state-of-the-art scene text detection methods can be roughly classified into two categories. The first category treats scene text as a type of general objects and follows general object detection paradigm to…

Computer Vision and Pattern Recognition · Computer Science 2018-02-28 Pengyuan Lyu , Cong Yao , Wenhao Wu , Shuicheng Yan , Xiang Bai

High-performance object detection relies on expensive convolutional networks to compute features, often leading to significant challenges in applications, e.g. those that require detecting objects from video streams in real time. The key to…

Computer Vision and Pattern Recognition · Computer Science 2018-04-17 Kai Chen , Jiaqi Wang , Shuo Yang , Xingcheng Zhang , Yuanjun Xiong , Chen Change Loy , Dahua Lin

Our objective is language-based search of large-scale image and video datasets. For this task, the approach that consists of independently mapping text and vision to a joint embedding space, a.k.a. dual encoders, is attractive as retrieval…

Computer Vision and Pattern Recognition · Computer Science 2021-03-31 Antoine Miech , Jean-Baptiste Alayrac , Ivan Laptev , Josef Sivic , Andrew Zisserman

Text detection plays a critical role in the whole procedure of textual information extraction and understanding. On a high note, recent years have seen a surge in the high recall text detectors in scene text images, however text boxes for…

Computer Vision and Pattern Recognition · Computer Science 2019-07-05 Christen M , AB Saravanan

This paper explores the possibilities of image style transfer applied to text maintaining the original transcriptions. Results on different text domains (scene text, machine printed text and handwritten text) and cross modal results…

Computer Vision and Pattern Recognition · Computer Science 2019-06-05 Raul Gomez , Ali Furkan Biten , Lluis Gomez , Jaume Gibert , Marçal Rusiñol , Dimosthenis Karatzas

Recently, scene text detection has received significant attention due to its wide application. However, accurate detection in complex scenes of multiple scales, orientations, and curvature remains a challenge. Numerous detection methods…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Boyuan Zhu , Fagui Liu , Xi Chen , Quan Tang

Deep learning models such as convolutional neural networks and recurrent networks are widely applied in text classification. In spite of their great success, most deep learning models neglect the importance of modeling context information,…

Computation and Language · Computer Science 2019-06-05 Liuyu Xiang , Xiaoming Jin , Lan Yi , Guiguang Ding

A framework that makes use of Connected components and supervised Support machine to recognise texts is proposed. The image is preprocessed and and edge graph is calculated using a probabilistic framework to compensate for photometric…

Computer Vision and Pattern Recognition · Computer Science 2014-11-04 Gowtham Rangarajan Raman

Arbitrary-shaped text detection is a challenging task since curved texts in the wild are of the complex geometric layouts. Existing mainstream methods follow the instance segmentation pipeline to obtain the text regions. However,…

Computer Vision and Pattern Recognition · Computer Science 2021-06-25 Meng Cao , Can Zhang , Dongming Yang , Yuexian Zou

A method is presented to exploit adaptive integration algorithms using importance sampling, like VEGAS, for the task of scanning theoretical predictions depending on a multi-dimensional parameter space. Usually, a parameter scan is…

High Energy Physics - Phenomenology · Physics 2010-04-05 Oliver Brein

Given the variety of the visual world there is not one true scale for recognition: objects may appear at drastically different sizes across the visual field. Rather than enumerate variations across filter channels or pyramid levels, dynamic…

Computer Vision and Pattern Recognition · Computer Science 2019-08-09 Dequan Wang , Evan Shelhamer , Bruno Olshausen , Trevor Darrell

A major challenge in scaling object detection is the difficulty of obtaining labeled images for large numbers of categories. Recently, deep convolutional neural networks (CNNs) have emerged as clear winners on object classification…

Computer Vision and Pattern Recognition · Computer Science 2017-11-10 Judy Hoffman , Sergio Guadarrama , Eric Tzeng , Ronghang Hu , Jeff Donahue , Ross Girshick , Trevor Darrell , Kate Saenko

Recently supervised learning rapidly develops in scene text segmentation. However, the lack of high-quality datasets and the high cost of pixel annotation greatly limit the development of them. Considering the well-performed few-shot…

Computer Vision and Pattern Recognition · Computer Science 2025-04-16 Chenming Li , Chengxu Liu , Yuanting Fan , Xiao Jin , Xingsong Hou , Xueming Qian