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This research paper delves into the development of an Optical Character Recognition (OCR) system for the recognition of Ashokan Brahmi characters using Convolutional Neural Networks. It utilizes a comprehensive dataset of character images…

Computer Vision and Pattern Recognition · Computer Science 2025-01-07 Yash Agrawal , Srinidhi Balasubramanian , Rahul Meena , Rohail Alam , Himanshu Malviya , Rohini P

Background and Purpose: Convolutional neural network is widely used for image recognition in the medical area at nowadays. However, overall accuracy in predicting lung tumor is low and the processing time is high as the error occurred while…

Image and Video Processing · Electrical Eng. & Systems 2022-08-15 Bhoj Raj Pandit , Abeer Alsadoon , P. W. C. Prasad , Sarmad Al Aloussi , Tarik A. Rashid , Omar Hisham Alsadoon , Oday D. Jerew

Natural Language Processing (NLP) is widely used in fields like machine translation and sentiment analysis. However, traditional NLP models struggle with accuracy and efficiency. This paper introduces Deep Convolutional Neural Networks…

Computation and Language · Computer Science 2024-12-23 Chang Weng , Scott Rood , Mehdi Ali Ramezani , Amir Aslani , Reza Zarrab , Wang Zwuo , Sanjeev Salimans , Tim Satheesh

Sequence-to-sequence models have shown success in end-to-end speech recognition. However these models have only used shallow acoustic encoder networks. In our work, we successively train very deep convolutional networks to add more…

Computation and Language · Computer Science 2016-10-11 Yu Zhang , William Chan , Navdeep Jaitly

Nowadays, deep learning can be employed to a wide ranges of fields including medicine, engineering, etc. In deep learning, Convolutional Neural Network (CNN) is extensively used in the pattern and sequence recognition, video analysis,…

Computer Vision and Pattern Recognition · Computer Science 2019-02-06 Rezoana Bente Arif , Md. Abu Bakr Siddique , Mohammad Mahmudur Rahman Khan , Mahjabin Rahman Oishe

This paper reports the performances of shallow word-level convolutional neural networks (CNN), our earlier work (2015), on the eight datasets with relatively large training data that were used for testing the very deep character-level CNN…

Computation and Language · Computer Science 2016-09-05 Rie Johnson , Tong Zhang

This paper presents our methodology and findings from three tasks across Optical Character Recognition (OCR) and Document Layout Analysis using advanced deep learning techniques. First, for the historical Hebrew fragments of the Dead Sea…

Computer Vision and Pattern Recognition · Computer Science 2025-08-15 Hylke Westerdijk , Ben Blankenborg , Khondoker Ittehadul Islam

One-hot CNN (convolutional neural network) has been shown to be effective for text categorization (Johnson & Zhang, 2015). We view it as a special case of a general framework which jointly trains a linear model with a non-linear feature…

Machine Learning · Statistics 2016-05-27 Rie Johnson , Tong Zhang

Inspired by the progress of the End-to-End approach [1], this paper systematically studies the effects of Number of Filters of convolutional layers on the model prediction accuracy of CNN+RNN (Convolutional Neural Networks adding to…

Machine Learning · Computer Science 2021-02-05 James Mou , Jun Li

Long short-term memory (LSTM) recurrent neural networks (RNNs) have been shown to give state-of-the-art performance on many speech recognition tasks, as they are able to provide the learned dynamically changing contextual window of all…

Computation and Language · Computer Science 2016-10-12 Xiangang Li , Xihong Wu

Convolutional neural networks (CNNs) are a standard component of many current state-of-the-art Large Vocabulary Continuous Speech Recognition (LVCSR) systems. However, CNNs in LVCSR have not kept pace with recent advances in other domains…

Computation and Language · Computer Science 2016-01-26 Tom Sercu , Christian Puhrsch , Brian Kingsbury , Yann LeCun

Recent years have witnessed the great advance of deep learning in a variety of vision tasks. Many state-of-the-art deep neural networks suffer from large size and high complexity, which makes it difficult to deploy in resource-limited…

Computer Vision and Pattern Recognition · Computer Science 2019-05-29 Zhengguang Zhou , Wengang Zhou , Xutao Lv , Xuan Huang , Xiaoyu Wang , Houqiang Li

Speech enhancement has benefited from the success of deep learning in terms of intelligibility and perceptual quality. Conventional time-frequency (TF) domain methods focus on predicting TF-masks or speech spectrum, via a naive convolution…

Audio and Speech Processing · Electrical Eng. & Systems 2020-09-24 Yanxin Hu , Yun Liu , Shubo Lv , Mengtao Xing , Shimin Zhang , Yihui Fu , Jian Wu , Bihong Zhang , Lei Xie

We propose methodologies to train highly accurate and efficient deep convolutional neural networks (CNNs) for image super resolution (SR). A cascade training approach to deep learning is proposed to improve the accuracy of the neural…

Computer Vision and Pattern Recognition · Computer Science 2017-11-15 Haoyu Ren , Mostafa El-Khamy , Jungwon Lee

Porting state of the art deep learning algorithms to resource constrained compute platforms (e.g. VR, AR, wearables) is extremely challenging. We propose a fast, compact, and accurate model for convolutional neural networks that enables…

Computer Vision and Pattern Recognition · Computer Science 2017-06-14 Hessam Bagherinezhad , Mohammad Rastegari , Ali Farhadi

Offline handwritten text recognition from images is an important problem for enterprises attempting to digitize large volumes of handmarked scanned documents/reports. Deep recurrent models such as Multi-dimensional LSTMs have been shown to…

Computation and Language · Computer Science 2018-07-27 Arindam Chowdhury , Lovekesh Vig

Recently, progressive learning has shown its capacity to improve speech quality and speech intelligibility when it is combined with deep neural network (DNN) and long short-term memory (LSTM) based monaural speech enhancement algorithms,…

Sound · Computer Science 2020-01-14 Andong Li , Minmin Yuan , Chengshi Zheng , Xiaodong Li

Over the past few decades, large archives of paper-based historical documents, such as books and newspapers, have been digitized using the Optical Character Recognition (OCR) technology. Unfortunately, this broadly used technology is…

Computation and Language · Computer Science 2023-08-01 Omri Suissa , Maayan Zhitomirsky-Geffet , Avshalom Elmalech

Conventional Optical Character Recognition (OCR) systems are challenged by variant invoice layouts, handwritten text, and low-quality scans, which are often caused by strong template dependencies that restrict their flexibility across…

Computer Vision and Pattern Recognition · Computer Science 2026-01-09 Khushi Khanchandani , Advait Thakur , Akshita Shetty , Chaitravi Reddy , Ritisa Behera

Recognition of document images have important applications in restoring old and classical texts. The problem involves quality improvement before passing it to a properly trained OCR to get accurate recognition of the text. The image…

Computer Vision and Pattern Recognition · Computer Science 2017-02-01 Ram Krishna Pandey , A G Ramakrishnan