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Interpretation of different writing styles, unconstrained cursiveness and relationship between different primitive parts is an essential and challenging task for recognition of handwritten characters. As feature representation is…

Computer Vision and Pattern Recognition · Computer Science 2020-07-08 Mohammad Idrees Bhat , B. Sharada

Traffic flow prediction is an essential task in constructing smart cities and is a typical Multivariate Time Series (MTS) Problem. Recent research has abandoned Gated Recurrent Units (GRU) and utilized dilated convolutions or temporal…

Artificial Intelligence · Computer Science 2024-04-19 Wenfeng Zhang , Xin Li , Anqi Li , Xiaoting Huang , Ti Wang , Honglei Gao

General detectors follow the pipeline that feature maps extracted from ConvNets are shared between classification and regression tasks. However, there exists obvious conflicting requirements in multi-orientation object detection that…

Computer Vision and Pattern Recognition · Computer Science 2019-03-28 Zhixin Zhang , Xudong Chen , Jie Liu , Kaibo Zhou

Given the ubiquity of handwritten documents in human transactions, Optical Character Recognition (OCR) of documents have invaluable practical worth. Optical character recognition is a science that enables to translate various types of…

Computer Vision and Pattern Recognition · Computer Science 2020-01-03 Jamshed Memon , Maira Sami , Rizwan Ahmed Khan

Just like its great success in solving many computer vision problems, the convolutional neural networks (CNN) provided new end-to-end approach to handwritten Chinese character recognition (HCCR) with very promising results in recent years.…

Computer Vision and Pattern Recognition · Computer Science 2015-05-20 Zhuoyao Zhong , Lianwen Jin , Zecheng Xie

We develop a representation suitable for the unconstrained recognition of words in natural images: the general case of no fixed lexicon and unknown length. To this end we propose a convolutional neural network (CNN) based architecture which…

Computer Vision and Pattern Recognition · Computer Science 2015-04-13 Max Jaderberg , Karen Simonyan , Andrea Vedaldi , Andrew Zisserman

When comparing human with artificial intelligence, one major difference is apparent: Humans can generalize very broadly from sparse data sets because they are able to recombine and reintegrate data components in compositional manners. To…

Machine Learning · Computer Science 2020-10-21 Sarah Fabi , Sebastian Otte , Jonas Gregor Wiese , Martin V. Butz

Writer identification due to its widespread application in various fields has gained popularity over the years. In scenarios where optimum handwriting samples are available, whether they be in the form of a single line, a sentence, or an…

Computer Vision and Pattern Recognition · Computer Science 2025-10-14 Vineet Kumar , Suresh Sundaram

Recently, recurrent neural networks have become state-of-the-art in acoustic modeling for automatic speech recognition. The long short-term memory (LSTM) units are the most popular ones. However, alternative units like gated recurrent unit…

Audio and Speech Processing · Electrical Eng. & Systems 2018-07-18 Jan Vanek , Josef Michalek , Jan Zelinka , Josef Psutka

This study investigates whether second-order geometric cues - planar curvature magnitude, curvature sign, and gradient orientation - are sufficient on their own to drive a multilayer perceptron (MLP) classifier for handwritten character…

Computer Vision and Pattern Recognition · Computer Science 2025-10-27 Azam Nouri

Reading irregular scene text of arbitrary shape in natural images is still a challenging problem, despite the progress made recently. Many existing approaches incorporate sophisticated network structures to handle various shapes, use extra…

Computer Vision and Pattern Recognition · Computer Science 2021-03-31 Lu Yang , Fan Dang , Peng Wang , Hui Li , Zhen Li , Yanning Zhang

In this work we present a state-of-the-art approach for unconstrained natural scene text recognition. We propose a cascade approach that incorporates a convolutional neural network (CNN) architecture followed by a long short term memory…

Computer Vision and Pattern Recognition · Computer Science 2016-07-22 Ahmed Mamdouh A. Hassanien

Hand action recognition is essential. Communication, human-robot interactions, and gesture control are dependent on it. Skeleton-based action recognition traditionally includes hands, which belong to the classes which remain challenging to…

Computer Vision and Pattern Recognition · Computer Science 2025-02-05 Katharina Prasse , Steffen Jung , Yuxuan Zhou , Margret Keuper

Traditionally, the performance of ocr algorithms and systems is based on the recognition of isolated characters. When a system classifies an individual character, its output is typically a character label or a reject marker that corresponds…

Networking and Internet Architecture · Computer Science 2016-09-08 B. S. Saritha , S. Hemanth

The recently developed image-free sensing technique maintains the advantages of both the light hardware and software, which has been applied in simple target classification and motion tracking. In practical applications, however, there…

Computer Vision and Pattern Recognition · Computer Science 2021-12-21 Huayi Wang , Chunli Zhu , Liheng Bian

We consider a neural network architecture with randomized features, a sign-splitter, followed by rectified linear units (ReLU). We prove that our architecture exhibits robustness to the input perturbation: the output feature of the neural…

Machine Learning · Statistics 2018-03-14 Arun Venkitaraman , Alireza M. Javid , Saikat Chatterjee

Recurrent neural networks (RNNs) have been drawing much attention with great success in many applications like speech recognition and neural machine translation. Long short-term memory (LSTM) is one of the most popular RNN units in deep…

Computation and Language · Computer Science 2018-12-10 Heeyoul Choi

This paper describes an approach for offline recognition of handwritten mathematical symbols. The process of symbol recognition in this paper includes symbol segmentation and accurate classification for over 300 classes. Many…

Computer Vision and Pattern Recognition · Computer Science 2019-10-17 Azadeh Nazemi , Niloofar Tavakolian , Donal Fitzpatrick , Chandrik a Fernando , Ching Y. Suen

Convolutional Recurrent Neural Networks (CRNNs) excel at scene text recognition. Unfortunately, they are likely to suffer from vanishing/exploding gradient problems when processing long text images, which are commonly found in scanned…

Computer Vision and Pattern Recognition · Computer Science 2020-01-23 Duc Nguyen , Nhan Tran , Hung Le

Offline handwritten mathematical expression recognition is a challenging task, because handwritten mathematical expressions mainly have two problems in the process of recognition. On one hand, it is how to correctly recognize different…

Computer Vision and Pattern Recognition · Computer Science 2020-05-29 Guangcun Shan , Hongyu Wang , Wei Liang