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SigNet is a state of the art model for feature representation used for handwritten signature verification (HSV). This representation is based on a Deep Convolutional Neural Network (DCNN) and contains 2048 dimensions. When transposed to a…

计算机视觉与模式识别 · 计算机科学 2020-10-21 Victor L. F. Souza , Adriano L. I. Oliveira , Rafael M. O. Cruz , Robert Sabourin

In this paper we present an OCR for Handwritten Devnagari Characters. Basic symbols are recognized by neural classifier. We have used four feature extraction techniques namely, intersection, shadow feature, chain code histogram and straight…

计算机视觉与模式识别 · 计算机科学 2010-07-01 Sandhya Arora , Debotosh Bhattacharjee , Mita Nasipuri , Dipak Kumar Basu , Mahantapas Kundu

Identification of minimum number of local regions of a handwritten character image, containing well-defined discriminating features which are sufficient for a minimal but complete description of the character is a challenging task. A new…

计算机视觉与模式识别 · 计算机科学 2016-05-03 Ritesh Sarkhel , Amit K Saha , Nibaran Das

Handwritten Text Recognition (HTR) is more interesting and challenging than printed text due to uneven variations in the handwriting style of the writers, content, and time. HTR becomes more challenging for the Indic languages because of…

计算机视觉与模式识别 · 计算机科学 2022-12-16 Ajoy Mondal , C. V. Jawahar

The handwriting of an individual may vary substantially with factors such as mood, time, space, writing speed, writing medium and tool, writing topic, etc. It becomes challenging to perform automated writer verification/identification on a…

计算机视觉与模式识别 · 计算机科学 2020-01-01 Chandranath Adak , Bidyut B. Chaudhuri , Michael Blumenstein

In this paper, we present a methodology for off-line handwritten character recognition. The proposed methodology relies on a new feature extraction technique based on structural characteristics, histograms and profiles. As novelty, we…

计算机视觉与模式识别 · 计算机科学 2018-02-15 José Manuel Casas , Nick Inassaridze , Manuel Ladra , Susana Ladra

Due to the sparsity of features, noise has proven to be a great inhibitor in the classification of handwritten characters. To combat this, most techniques perform denoising of the data before classification. In this paper, we consolidate…

计算机视觉与模式识别 · 计算机科学 2019-08-27 Qun Liu , Edward Collier , Supratik Mukhopadhyay

Classification methods based on learning from examples have been widely applied to character recognition from the 1990s and have brought forth significant improvements of recognition accuracies. This class of methods includes statistical…

计算机视觉与模式识别 · 计算机科学 2010-07-01 Sandhya Arora , Debotosh Bhattacharjee , Mita Nasipuri , L. Malik , M. Kundu , D. K. Basu

In a multilingual country like India where 12 different official scripts are in use, automatic identification of handwritten script facilitates many important applications such as automatic transcription of multilingual documents, searching…

计算机视觉与模式识别 · 计算机科学 2020-09-17 Pawan Kumar Singh , Iman Chatterjee , Ram Sarkar , Mita Nasipuri

Handwritten word recognition and spotting of low-resource scripts are difficult as sufficient training data is not available and it is often expensive for collecting data of such scripts. This paper presents a novel cross language platform…

计算机视觉与模式识别 · 计算机科学 2018-02-06 Ayan Kumar Bhunia , Partha Pratim Roy , Akash Mohta , Umapada Pal

Character identification plays a vital role in the contemporary world of Image processing. It can solve many composite problems and makes humans work easier. An instance is Handwritten Character detection. Handwritten recognition is not a…

计算机视觉与模式识别 · 计算机科学 2013-11-27 V. Karthikeyan

Handwritten character recognition is an active research challenge,especially for Indian scripts. This paper deals with handwritten Malayalam, with a complete set of basic characters, vowel and consonant signs and compound characters that…

计算机视觉与模式识别 · 计算机科学 2021-09-07 Jomy John

Character recognition is the fundamental part of an optical character recognition (OCR) system. Word recognition, sentence transcription, document digitization, and language processing are some of the higher-order activities that can be…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Mirza Raquib , Asif Pervez Polok , Kedar Nath Biswas , Farida Siddiqi Prity , Saydul Akbar Murad , Nick Rahimi

Despite considerable progress in handwritten text recognition, paragraph-level handwritten text recognition, especially in low-resource languages, such as Hindi, Urdu and similar scripts, remains a challenging problem. These languages,…

计算机视觉与模式识别 · 计算机科学 2025-12-02 Sayantan Dey , Alireza Alaei , Partha Pratim Roy

The main challenge in on-line handwritten character recognition in Indian lan- guage is the large size of the character set, larger similarity between different characters in the script and the huge variation in writing style. In this paper…

计算机视觉与模式识别 · 计算机科学 2014-10-28 Sunil Kumar Kopparapu , Lajish V. L

We propose a novel method that uses convolutional neural networks (CNNs) for feature extraction. Not just limited to conventional spatial domain representation, we use multilevel 2D discrete Haar wavelet transform, where image…

计算机视觉与模式识别 · 计算机科学 2018-01-08 Soumya Ukil , Swarnendu Ghosh , Sk Md Obaidullah , K. C. Santosh , Kaushik Roy , Nibaran Das

This paper presents a hand-written character recognition comparison and performance evaluation for robust and precise classification of different hand-written characters. The system utilizes advanced multilayer deep neural network by…

计算机视觉与模式识别 · 计算机科学 2020-03-17 Moazam Soomro , Muhammad Ali Farooq , Rana Hammad Raza

The success rates of Optical Character Recognition (OCR) systems for printed Malayalam documents is quite impressive with the state of the art accuracy levels in the range of 85-95% for various. However for real applications, further…

计算与语言 · 计算机科学 2012-05-09 Sajilal Divakaran

Handwritten Numeral recognition plays a vital role in postal automation services especially in countries like India where multiple languages and scripts are used Discrete Hidden Markov Model (HMM) and hybrid of Neural Network (NN) and HMM…

神经与进化计算 · 计算机科学 2012-03-20 Anshuman Sharma

A lot of search approaches have been explored for the selection of features in pattern classification domain in order to discover significant subset of the features which produces better accuracy. In this paper, we introduced a Harmony…

计算机视觉与模式识别 · 计算机科学 2017-07-27 Supratim Das , Pawan Kumar Singh , Showmik Bhowmik , Ram Sarkar , Mita Nasipuri