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The font recognition and character extraction is of immense importance as these are many scenarios where data are in such a form, which cannot be processed like in image form or as a hard copy. So the procedure developed in this paper is…

Computer Vision and Pattern Recognition · Computer Science 2013-05-20 Syed Muhammad Arsalan Bashir

License plate detection and recognition (LPDR) is of growing importance for enabling intelligent transportation and ensuring the security and safety of the cities. However, LPDR faces a big challenge in a practical environment. The license…

Computer Vision and Pattern Recognition · Computer Science 2022-11-03 Xuewen Yang , Xin Wang

Recognizing arbitrary multi-character text in unconstrained natural photographs is a hard problem. In this paper, we address an equally hard sub-problem in this domain viz. recognizing arbitrary multi-digit numbers from Street View imagery.…

Computer Vision and Pattern Recognition · Computer Science 2014-04-15 Ian J. Goodfellow , Yaroslav Bulatov , Julian Ibarz , Sacha Arnoud , Vinay Shet

Maximally stable extremal regions (MSER), which is a popular method to generate character proposals/candidates, has shown superior performance in scene text detection. However, the pixel-level operation limits its capability for handling…

Computer Vision and Pattern Recognition · Computer Science 2016-02-16 Shuye Zhang , Mude Lin , Tianshui Chen , Lianwen Jin , Liang Lin

The aim of this research is to detect small objects with low resolution and noise. The existing real time object detection algorithm is based on the deep neural network of convolution need to perform multilevel convolution and pooling…

Computer Vision and Pattern Recognition · Computer Science 2020-11-13 Al-Akhir Nayan , Joyeta Saha , Ahamad Nokib Mozumder , Khan Raqib Mahmud , Abul Kalam Al Azad

Automatic License Plate Recognition (ALPR) involves extracting vehicle license plate information from image or a video capture. These systems have gained popularity due to the wide availability of low-cost surveillance cameras and advances…

Computer Vision and Pattern Recognition · Computer Science 2025-01-09 Victor Nascimento Ribeiro , Nina S. T. Hirata

This paper introduces a Deep Learning Convolutional Neural Network model based on Faster-RCNN for motorcycle detection and classification on urban environments. The model is evaluated in occluded scenarios where more than 60% of the…

Computer Vision and Pattern Recognition · Computer Science 2018-08-10 Jorge E. Espinosa , Sergio A. Velastin , John W. Branch

Convolutional Neural Network (CNN) is a very powerful approach to extract discriminative local descriptors for effective image search. Recent work adopts fine-tuned strategies to further improve the discriminative power of the descriptors.…

Computer Vision and Pattern Recognition · Computer Science 2017-11-28 Tuan Hoang , Thanh-Toan Do , Dang-Khoa Le Tan , Ngai-Man Cheung

Unconstrained text recognition is an important computer vision task, featuring a wide variety of different sub-tasks, each with its own set of challenges. One of the biggest promises of deep neural networks has been the convergence and…

Computer Vision and Pattern Recognition · Computer Science 2019-01-01 Mohamed Yousef , Khaled F. Hussain , Usama S. Mohammed

Jointly integrating aspect ratio and context has been extensively studied and shown performance improvement in traditional object detection systems such as the DPMs. It, however, has been largely ignored in deep neural network based…

Computer Vision and Pattern Recognition · Computer Science 2017-03-23 Bo Li , Tianfu Wu , Shuai Shao , Lun Zhang , Rufeng Chu

License plate recognition is the key component to many automatic traffic control systems. It enables the automatic identification of vehicles in many applications. Such systems must be able to identify vehicles from images taken in various…

Computer Vision and Pattern Recognition · Computer Science 2019-02-15 Andrej Jokic , Nikola Vukovic

Age estimation of face images is a crucial task with various practical applications in areas such as video surveillance and Internet access control. While deep learning-based age estimation frameworks, e.g., convolutional neural network…

Computer Vision and Pattern Recognition · Computer Science 2023-07-03 Yuntao Shou , Xiangyong Cao , Deyu Meng

Brand recognition is a very challenging topic with many useful applications in localization recognition, advertisement and marketing. In this paper we present an automatic graphic logo detection system that robustly handles unconstrained…

Computer Vision and Pattern Recognition · Computer Science 2016-04-21 Gonçalo Oliveira , Xavier Frazão , André Pimentel , Bernardete Ribeiro

Creating high definition maps that contain precise information of static elements of the scene is of utmost importance for enabling self driving cars to drive safely. In this paper, we tackle the problem of drivable road boundary extraction…

Computer Vision and Pattern Recognition · Computer Science 2020-12-23 Justin Liang , Namdar Homayounfar , Wei-Chiu Ma , Shenlong Wang , Raquel Urtasun

This paper presents a Convolutional Neural Network (CNN) approach for counting and locating objects in high-density imagery. To the best of our knowledge, this is the first object counting and locating method based on a feature map…

Large-scale variations still pose a challenge in unconstrained face detection. To the best of our knowledge, no current face detection algorithm can detect a face as large as 800 x 800 pixels while simultaneously detecting another one as…

Computer Vision and Pattern Recognition · Computer Science 2017-03-28 Yuguang Liu , Martin D. Levine

We propose an object detection system that relies on a multi-region deep convolutional neural network (CNN) that also encodes semantic segmentation-aware features. The resulting CNN-based representation aims at capturing a diverse set of…

Computer Vision and Pattern Recognition · Computer Science 2015-09-25 Spyros Gidaris , Nikos Komodakis

Deep convolutional networks have attracted great attention in image restoration and enhancement. Generally, restoration quality has been improved by building more and more convolutional block. However, these methods mostly learn a specific…

Computer Vision and Pattern Recognition · Computer Science 2021-05-21 Yukai Shi , Jinghui Qin

Image colorization achieves more and more realistic results with the increasing computation power of recent deep learning techniques. It becomes more difficult to identify the fake colorized images by human eyes. In this work, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2019-02-19 Weize Quan , Dong-Ming Yan , Kai Wang , Xiaopeng Zhang , Denis Pellerin

We present an end-to-end trainable approach for Optical Character Recognition (OCR) on printed documents. Specifically, we propose a model that predicts a) a two-dimensional character grid (\emph{chargrid}) representation of a document…

Computer Vision and Pattern Recognition · Computer Science 2020-02-28 Christian Reisswig , Anoop R Katti , Marco Spinaci , Johannes Höhne