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Related papers: Improving OCR Accuracy on Early Printed Books usin…

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Convolutional neural networks (CNNs) are widely used for image recognition and text analysis, and have been suggested for application on one-dimensional data as a way to reduce the need for pre-processing steps. Pre-processing is an…

Machine Learning · Computer Science 2020-05-18 Ine L. Jernelv , Dag Roar Hjelme , Yuji Matsuura , Astrid Aksnes

The accuracy of Optical Character Recognition (OCR) is crucial to the success of subsequent applications used in text analyzing pipeline. Recent models of OCR post-processing significantly improve the quality of OCR-generated text, but are…

Computer Vision and Pattern Recognition · Computer Science 2016-11-22 Jie Mei , Aminul Islam , Yajing Wu , Abidalrahman Moh'd , Evangelos E. Milios

The accuracy of OCR is usually affected by the quality of the input document image and different kinds of marred document images hamper the OCR results. Among these scenarios, the low-resolution image is a common and challenging case. In…

Computer Vision and Pattern Recognition · Computer Science 2019-11-26 Zhichao Fu , Yu Kong , Yingbin Zheng , Hao Ye , Wenxin Hu , Jing Yang , Liang He

To guarantee excellent reliability performance in ultra-reliable low-latency communications (URLLC), pragmatic precoder design is an effective approach. However, an efficient precoder design highly depends on the accurate instantaneous…

Information Theory · Computer Science 2023-04-24 Chang Liu , Shuangyang Li , Weijie Yuan , Xuemeng Liu , Derrick Wing Kwan Ng

Deep Convolutional Neural Networks (CNN) enforces supervised information only at the output layer, and hidden layers are trained by back propagating the prediction error from the output layer without explicit supervision. We propose a…

Computer Vision and Pattern Recognition · Computer Science 2016-06-07 Zhuolin Jiang , Yaming Wang , Larry Davis , Walt Andrews , Viktor Rozgic

Optical Character Recognition (OCR) on contemporary and historical data is still in the focus of many researchers. Especially historical prints require book specific trained OCR models to achieve applicable results (Springmann and…

Computer Vision and Pattern Recognition · Computer Science 2021-01-15 Christoph Wick , Christian Reul , Frank Puppe

The early outcome prediction of ongoing or completed processes confers competitive advantage to organizations. The performance of classic machine learning and, more recently, deep learning techniques such as Long Short-Term Memory (LSTM) on…

Machine Learning · Computer Science 2021-04-15 Hans Weytjens , Jochen De Weerdt

Recently, intermediate feature maps of pre-trained convolutional neural networks have shown significant perceptual quality improvements, when they are used in the loss function for training new networks. It is believed that these features…

Computer Vision and Pattern Recognition · Computer Science 2020-07-24 Taimoor Tariq , Okan Tarhan Tursun , Munchurl Kim , Piotr Didyk

Recent advances in training deep (multi-layer) architectures have inspired a renaissance in neural network use. For example, deep convolutional networks are becoming the default option for difficult tasks on large datasets, such as image…

Neural and Evolutionary Computing · Computer Science 2016-02-17 Mark D. McDonnell , Migel D. Tissera , Tony Vladusich , André van Schaik , Jonathan Tapson

In this paper we describe the implementation of a convolutional neural network (CNN) used to assess online review helpfulness. To our knowledge, this is the first use of this architecture to address this problem. We explore the impact of…

Computer Vision and Pattern Recognition · Computer Science 2018-08-29 Xianshan Qu , Xiaopeng Li , John R. Rose

This article offers an empirical exploration on the use of character-level convolutional networks (ConvNets) for text classification. We constructed several large-scale datasets to show that character-level convolutional networks could…

Machine Learning · Computer Science 2016-04-05 Xiang Zhang , Junbo Zhao , Yann LeCun

Recent researches introduced fast, compact and efficient convolutional neural networks (CNNs) for offline handwritten Chinese character recognition (HCCR). However, many of them did not address the problem of network interpretability. We…

Computer Vision and Pattern Recognition · Computer Science 2020-06-12 Pavlo Melnyk , Zhiqiang You , Keqin Li

Deep learning methods, in particular, trained Convolutional Neural Networks (CNN) have recently been shown to produce compelling results for single image Super-Resolution (SR). Invariably, a CNN is learned to map the Low Resolution (LR)…

Computer Vision and Pattern Recognition · Computer Science 2019-09-04 Tiantong Guo , Hojjat S. Mousavi , Vishal Monga

Background and Aim: Accurate classification of Magnetic Resonance Images (MRI) is essential to accurately predict Mild Cognitive Impairment (MCI) to Alzheimer's Disease (AD) conversion. Meanwhile, deep learning has been successfully…

Computer Vision and Pattern Recognition · Computer Science 2021-09-03 Kshitiz Shrestha , Omar Hisham Alsadoon , Abeer Alsadoon , Tarik A. Rashid , Rasha S. Ali , P. W. C. Prasad , Oday D. Jerew

Despite significant efforts over the last few years to build a robust automatic speech recognition (ASR) system for different acoustic settings, the performance of the current state-of-the-art technologies significantly degrades in noisy…

Audio and Speech Processing · Electrical Eng. & Systems 2019-10-17 Salar Jafarlou , Soheil Khorram , Vinay Kothapally , John H. L. Hansen

Convolutional Neural Networks (CNNs) pre-trained on large-scale datasets such as ImageNet are widely used as feature extractors to construct high-accuracy classification models from scarce data for specific tasks. In such scenarios,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-29 Daisuke Yasui , Toshitaka Matsuki , Hiroshi Sato

Pre-trained Transformer language models (LM) have become go-to text representation encoders. Prior research fine-tunes deep LMs to encode text sequences such as sentences and passages into single dense vector representations for efficient…

Computation and Language · Computer Science 2021-09-22 Luyu Gao , Jamie Callan

The focus of this paper is the application of classical model order reduction techniques, such as Active Subspaces and Proper Orthogonal Decomposition, to Deep Neural Networks. We propose a generic methodology to reduce the number of layers…

Machine Learning · Computer Science 2024-01-22 Laura Meneghetti , Nicola Demo , Gianluigi Rozza

Convolutional neural networks for computer vision are fairly intuitive. In a typical CNN used in image classification, the first layers learn edges, and the following layers learn some filters that can identify an object. But CNNs for…

Computation and Language · Computer Science 2018-04-04 Prudhvi Raj Dachapally , Srikanth Ramanam

This paper presents methods to accelerate recurrent neural network based language models (RNNLMs) for online speech recognition systems. Firstly, a lossy compression of the past hidden layer outputs (history vector) with caching is…

Computation and Language · Computer Science 2018-01-31 Kyungmin Lee , Chiyoun Park , Namhoon Kim , Jaewon Lee