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Related papers: Estimating Post-OCR Denoising Complexity on Numeri…

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In this paper, we introduce a new perspective for improving image restoration by removing degradation in the textual representations of a given degraded image. Intuitively, restoration is much easier on text modality than image one. For…

Computer Vision and Pattern Recognition · Computer Science 2024-01-01 Jingbo Lin , Zhilu Zhang , Yuxiang Wei , Dongwei Ren , Dongsheng Jiang , Wangmeng Zuo

In this paper, a novel approach for coding nominal data is proposed. For the given nominal data, a rank in a form of complex number is assigned. The proposed method does not lose any information about the attribute and brings other…

Machine Learning · Statistics 2017-11-13 Zenon Gniazdowski , Michal Grabowski

We propose a new approach to address the text classification problems when learning with partial labels is beneficial. Instead of offering each training sample a set of candidate labels, we assign negative-oriented labels to the ambiguous…

Machine Learning · Statistics 2019-06-11 Jiangning Chen , Zhibo Dai , Juntao Duan , Qianli Hu , Ruilin Li , Heinrich Matzinger , Ionel Popescu , Haoyan Zhai

We have benchmarked the maximum obtainable recognition accuracy on various word image datasets using manual segmentation and a currently available commercial OCR. We have developed a Matlab program, with graphical user interface, for…

Computer Vision and Pattern Recognition · Computer Science 2012-08-31 Deepak Kumar , M N Anil Prasad , A G Ramakrishnan

We consider the problem of estimating a vector from its noisy measurements using a prior specified only through a denoising function. Recent work on plug-and-play priors (PnP) and regularization-by-denoising (RED) has shown the…

Computer Vision and Pattern Recognition · Computer Science 2019-09-23 Yu Sun , Jiaming Liu , Ulugbek S. Kamilov

In recent years, with the rapid development of information on the Internet, the number of complex texts and documents has increased exponentially, which requires a deeper understanding of deep learning methods in order to accurately…

Computation and Language · Computer Science 2023-09-26 Zhongwei Wan

Several methods have been proposed for classifying long textual documents using Transformers. However, there is a lack of consensus on a benchmark to enable a fair comparison among different approaches. In this paper, we provide a…

Computation and Language · Computer Science 2022-03-23 Hyunji Hayley Park , Yogarshi Vyas , Kashif Shah

While storing invoice content as metadata to avoid paper document processing may be the future trend, almost all of daily issued invoices are still printed on paper or generated in digital formats such as PDFs. In this paper, we introduce…

Computation and Language · Computer Science 2022-08-09 Hien Thi Ha , Aleš Horák

There has been recent interest in improving optical character recognition (OCR) for endangered languages, particularly because a large number of documents and books in these languages are not in machine-readable formats. The performance of…

Computation and Language · Computer Science 2023-02-28 Shruti Rijhwani , Daisy Rosenblum , Michayla King , Antonios Anastasopoulos , Graham Neubig

Image denoising is a classical signal processing problem that has received significant interest within the image processing community during the past two decades. Most of the algorithms for image denoising has focused on the paradigm of…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Varuna De Silva

Conducting a systematic review (SR) is comprised of multiple tasks: (i) collect documents (studies) that are likely to be relevant from digital libraries (eg., PubMed), (ii) manually read and label the documents as relevant or irrelevant,…

Information Retrieval · Computer Science 2022-01-19 Grace E. Lee , Aixin Sun

The digitization of multi-domain retail billing documents remains a challenging task due to variability in scan quality, layout heterogeneity, and domain diversity across commercial sectors. This paper proposes and benchmarks an…

Computer Vision and Pattern Recognition · Computer Science 2026-04-29 Vijaysinh Gaikwad

The great amount of information that can be stored in electronic media is growing up daily. Many of them is got mainly by typing, such as the huge of information obtained from web 2.0 sites; or scaned and processing by an Optical Character…

Computation and Language · Computer Science 2021-12-06 Wulfrano A. Luna-Ramírez , Carlos R. Jaimez-González

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

In this paper we show how the complexity of Linear Programming (LP) decoder can decrease. We use the degree 3 check equation to model all variation check degrees. The complexity of LP decoding is directed relative to the number of…

Information Theory · Computer Science 2014-09-18 Hassan Tavakoli

Text classification tasks which aim at harvesting and/or organizing information from electronic health records are pivotal to support clinical and translational research. However these present specific challenges compared to other…

Computation and Language · Computer Science 2020-05-15 Aurelie Mascio , Zeljko Kraljevic , Daniel Bean , Richard Dobson , Robert Stewart , Rebecca Bendayan , Angus Roberts

The OpenITI team has achieved Optical Character Recognition (OCR) accuracy rates for classical Arabic-script texts in the high nineties. These numbers are based on our tests of seven different Arabic-script texts of varying quality and…

Computer Vision and Pattern Recognition · Computer Science 2017-03-29 Maxim Romanov , Matthew Thomas Miller , Sarah Bowen Savant , Benjamin Kiessling

Most existing image restoration methods use neural networks to learn strong image-level priors from huge data to estimate the lost information. However, these works still struggle in cases when images have severe information deficits.…

Computer Vision and Pattern Recognition · Computer Science 2023-03-01 Yunpeng Bai , Cairong Wang , Shuzhao Xie , Chao Dong , Chun Yuan , Zhi Wang

The bilateral filter is known to be quite effective in denoising images corrupted with small dosages of additive Gaussian noise. The denoising performance of the filter, however, is known to degrade quickly with the increase in noise level.…

Computer Vision and Pattern Recognition · Computer Science 2015-05-26 Kunal N. Chaudhury , Kollipara Rithwik

Text classification is the most fundamental and essential task in natural language processing. The last decade has seen a surge of research in this area due to the unprecedented success of deep learning. Numerous methods, datasets, and…

Computation and Language · Computer Science 2021-12-23 Qian Li , Hao Peng , Jianxin Li , Congying Xia , Renyu Yang , Lichao Sun , Philip S. Yu , Lifang He