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The work presented here involves the design of a Multi Layer Perceptron (MLP) based classifier for recognition of handwritten Bangla alphabet using a 76 element feature set Bangla is the second most popular script and language in the Indian…

计算机视觉与模式识别 · 计算机科学 2012-03-06 Subhadip Basu , Nibaran Das , Ram Sarkar , Mahantapas Kundu , Mita Nasipuri , Dipak Kumar Basu

In high dimension, low sample size (HDLSS) settings, classifiers based on Euclidean distances like the nearest neighbor classifier and the average distance classifier perform quite poorly if differences between locations of the underlying…

统计方法学 · 统计学 2022-03-08 Sarbojit Roy , Soham Sarkar , Subhajit Dutta , Anil K. Ghosh

Digit, letter and word recognition for a particular script has various applications in todays commercial contexts. Nevertheless, only a limited number of relevant studies have dealt with Persian scripts. In this paper, deep neural networks…

计算机视觉与模式识别 · 计算机科学 2020-11-17 Mehdi Bonyani , Simindokht Jahangard , Morteza Daneshmand

Object recognition and grasping plays a key role in robotic systems, especially for the autonomous robots to implement object sorting tasks in a warehouse. In this paper, we present a global texture-shape 3D feature descriptor which can be…

计算机视觉与模式识别 · 计算机科学 2019-06-20 Zhun Fan , Zhongxing Li , Benzhang Qiu , Wenji Li , Jianye Hu , Alex Noel Josephraj , Heping Chen

In this paper, the problem of training a classifier on a dataset with incomplete features is addressed. We assume that different subsets of features (random or structured) are available at each data instance. This situation typically occurs…

机器学习 · 计算机科学 2021-04-20 Cesar F. Caiafa , Ziyao Wang , Jordi Solé-Casals , Qibin Zhao

In this work we propose a hybrid NN/HMM model for online Arabic handwriting recognition. The proposed system is based on Hidden Markov Models (HMMs) and Multi Layer Perceptron Neural Networks (MLPNNs). The input signal is segmented to…

计算机视觉与模式识别 · 计算机科学 2014-01-03 Najiba Tagougui , Houcine Boubaker , Monji Kherallah , Adel M. ALIMI

In this paper, we investigate the problem of classifying feature vectors with mutually independent but non-identically distributed elements. First, we show the importance of this problem. Next, we propose a classifier and derive an…

机器学习 · 计算机科学 2021-09-01 Farzad Shahrivari , Nikola Zlatanov

Inspired by the theory of Leitners learning box from the field of psychology, we propose DropSample, a new method for training deep convolutional neural networks (DCNNs), and apply it to large-scale online handwritten Chinese character…

计算机视觉与模式识别 · 计算机科学 2015-05-21 Weixin Yang , Lianwen Jin , Dacheng Tao , Zecheng Xie , Ziyong Feng

In this work, we tackle the scenario of understanding characters in scripts, which aims to learn the characters' personalities and identities from their utterances. We begin by analyzing several challenges in this scenario, and then propose…

计算与语言 · 计算机科学 2023-10-23 Dawei Li , Hengyuan Zhang , Yanran Li , Shiping Yang

Identifying human behaviors is a challenging research problem due to the complexity and variation of appearances and postures, the variation of camera settings, and view angles. In this paper, we try to address the problem of human behavior…

计算机视觉与模式识别 · 计算机科学 2019-03-08 Eissa Jaber Alreshidi , Mohammad Bilal

This work proposes an attention-based sequence-to-sequence model for handwritten word recognition and explores transfer learning for data-efficient training of HTR systems. To overcome training data scarcity, this work leverages models…

计算机视觉与模式识别 · 计算机科学 2022-09-13 Dmitrijs Kass , Ekta Vats

This paper introduces EXMOVES, learned exemplar-based features for efficient recognition of actions in videos. The entries in our descriptor are produced by evaluating a set of movement classifiers over spatial-temporal volumes of the input…

计算机视觉与模式识别 · 计算机科学 2014-03-31 Du Tran , Lorenzo Torresani

A classification algorithm, called the Linear Centralization Classifier (LCC), is introduced. The algorithm seeks to find a transformation that best maps instances from the feature space to a space where they concentrate towards the center…

机器学习 · 计算机科学 2017-12-25 Mohammad Reza Bonyadi , Viktor Vegh , David C. Reutens

The performance of machine learning models can significantly degrade under distribution shifts of the data. We propose a new method for classification which can improve robustness to distribution shifts, by combining expert knowledge about…

机器学习 · 计算机科学 2022-08-31 Souradeep Dutta , Yahan Yang , Elena Bernardis , Edgar Dobriban , Insup Lee

Artificial Neural Network (ANN) s has widely been used for recognition of optically scanned character, which partially emulates human thinking in the domain of the Artificial Intelligence. But prior to recognition, it is necessary to…

计算与语言 · 计算机科学 2009-11-05 Kaustubh Bhattacharyya , Kandarpa Kumar Sarma

The work presented here involves the design of a Multi Layer Perceptron (MLP) based pattern classifier for recognition of handwritten Bangla digits using a 76 element feature vector. Bangla is the second most popular script and language in…

计算机视觉与模式识别 · 计算机科学 2012-03-06 Subhadip Basu , Nibaran Das , Ram Sarkar , Mahantapas Kundu , Mita Nasipuri , Dipak Kumar Basu

The massive spread of hate speech, hateful content targeted at specific subpopulations, is a problem of critical social importance. Automated methods of hate speech detection typically employ state-of-the-art deep learning (DL)-based text…

计算与语言 · 计算机科学 2022-05-23 Tomer Wullach , Amir Adler , Einat Minkov

We present a generative document-specific approach to character analysis and recognition in text lines. Our main idea is to build on unsupervised multi-object segmentation methods and in particular those that reconstruct images based on a…

计算机视觉与模式识别 · 计算机科学 2023-04-17 Ioannis Siglidis , Nicolas Gonthier , Julien Gaubil , Tom Monnier , Mathieu Aubry

Handwriting Recognition enables a person to scribble something on a piece of paper and then convert it into text. If we look into the practical reality there are enumerable styles in which a character may be written. These styles can be…

计算机视觉与模式识别 · 计算机科学 2010-04-20 Rahul Kala , Harsh Vazirani , Anupam Shukla , Ritu Tiwari

Word-level handwritten optical character recognition (OCR) remains a challenge for morphologically rich languages like Bangla. The complexity arises from the existence of a large number of alphabets, the presence of several diacritic forms,…

计算机视觉与模式识别 · 计算机科学 2022-05-24 Md. Ismail Hossain , Mohammed Rakib , Sabbir Mollah , Fuad Rahman , Nabeel Mohammed