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Handwritten font generation is important for preserving cultural heritage and creating personalized designs. It adds an authentic and expressive touch to printed materials, making them visually appealing and establishing a stronger…

Computer Vision and Pattern Recognition · Computer Science 2024-04-05 Preeti P. Bhatt , Jitendra V. Nasriwala , Rakesh R. Savant

We present methods for conditional and residual coding in the context of scalable coding for humans and machines. Our focus is on optimizing the rate-distortion performance of the reconstruction task using the information available in the…

Image and Video Processing · Electrical Eng. & Systems 2023-07-06 Anderson de Andrade , Alon Harell , Yalda Foroutan , Ivan V. Bajić

We present robust algorithms for set operations and Euclidean transformations of curved shapes in the plane using approximate geometric primitives. We use a refinement algorithm to ensure consistency. Its computational complexity is…

Computational Geometry · Computer Science 2012-10-03 Victor Milenkovic , Elisha Sacks , Steven Trac

Extracting fine-grained OCR text from aged documents in diacritic languages remains challenging due to unexpected artifacts, time-induced degradation, and lack of datasets. While standalone spell correction approaches have been proposed,…

Computation and Language · Computer Science 2025-02-28 Thao Do , Dinh Phu Tran , An Vo , Daeyoung Kim

Many important tasks such as forensic signature verification, calligraphy synthesis, etc, rely on handwriting trajectory recovery of which, however, even an appropriate evaluation metric is still missing. Indeed, existing metrics only focus…

Computer Vision and Pattern Recognition · Computer Science 2022-10-31 Zhounan Chen , Daihui Yang , Jinglin Liang , Xinwu Liu , Yuyi Wang , Zhenghua Peng , Shuangping Huang

In Korean ancient documents, there is no spacing or punctuation, and they are written in classical Chinese characters. This makes it challenging for modern individuals and translation models to accurately interpret and translate them. While…

Computation and Language · Computer Science 2023-12-20 Taehong Jang , Joonmo Ahn , Sojung Lucia Kim

Classification techniques for images of handwritten characters are susceptible to noise. Quadtrees can be an efficient representation for learning from sparse features. In this paper, we improve the effectiveness of probabilistic quadtrees…

Computer Vision and Pattern Recognition · Computer Science 2018-06-22 Manohar Karki , Qun Liu , Robert DiBiano , Saikat Basu , Supratik Mukhopadhyay

Recent learning-based approaches show promising performance improvement for scene text removal task. However, these methods usually leave some remnants of text and obtain visually unpleasant results. In this work, we propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2020-11-20 Xuewei Bian , Chaoqun Wang , Weize Quan , Juntao Ye , Xiaopeng Zhang , Dong-Ming Yan

A framework that makes use of Connected components and supervised Support machine to recognise texts is proposed. The image is preprocessed and and edge graph is calculated using a probabilistic framework to compensate for photometric…

Computer Vision and Pattern Recognition · Computer Science 2014-11-04 Gowtham Rangarajan Raman

In this paper, we propose a novel method based on character sequence-to-sequence models to correct documents already processed with Optical Character Recognition (OCR) systems. The main contribution of this paper is a set of strategies to…

Computation and Language · Computer Science 2022-01-26 Juan Ramirez-Orta , Eduardo Xamena , Ana Maguitman , Evangelos Milios , Axel J. Soto

In this paper, we propose an original manner to employ a tangential cover algorithm - minDSS - in order to geometrically reconstruct noisy digital contours. To do so, we exploit the representation of graphical objects by maximal primitives…

Computer Vision and Pattern Recognition · Computer Science 2021-11-11 Antoine Vacavant , Bertrand Kerautret , Fabien Feschet

We have developed a method for extracting the coherence features from a paragraph by matching similar words in its sentences. We conducted an experiment with a parallel German corpus containing 2000 human-created and 2000 machine-translated…

Computation and Language · Computer Science 2018-12-31 Hoang-Quoc Nguyen-Son , Ngoc-Dung T. Tieu , Huy H. Nguyen , Junichi Yamagishi , Isao Echizen

In the reconstruction process of unknown multiple scattering objects in inverse medium scattering problems, the first important step is to effectively locate some approximate domains that contain all inhomogeneous media. Without such an…

Numerical Analysis · Mathematics 2015-06-12 Keji Liu , Jun Zou

The aim of the paper is to separate handwritten and printed text from a real document embedded with noise, graphics including annotations. Relying on run-length smoothing algorithm (RLSA), the extracted pseudo-lines and pseudo-words are…

Computer Vision and Pattern Recognition · Computer Science 2013-03-20 Abdel Belaïd , K. C. Santosh , Vincent Poulain D'Andecy

Image restoration has always been a cutting-edge topic in the academic and industrial fields of computer vision. Since degradation signals are often random and diverse, "all-in-one" models that can do blind image restoration have been…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Qiuhai Yan , Aiwen Jiang , Kang Chen , Long Peng , Qiaosi Yi , Chunjie Zhang

In this paper, we propose a novel algorithm to rectify illumination of the digitized documents by eliminating shading artifacts. Firstly, a topographic surface of an input digitized document is created using luminance value of each pixel.…

Computer Vision and Pattern Recognition · Computer Science 2019-05-06 Seungjun Jung , Muhammad Abul Hasan , Changick Kim

The Bavarian Academy of Sciences and Humanities aims to digitize its Medieval Latin Dictionary. This dictionary entails record cards referring to lemmas in medieval Latin, a low-resource language. A crucial step of the digitization process…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Philipp Koch , Gilary Vera Nuñez , Esteban Garces Arias , Christian Heumann , Matthias Schöffel , Alexander Häberlin , Matthias Aßenmacher

In this paper, a new method for offline handwritten signature retrieval is based on curvelet transform is proposed. Many applications in image processing require similarity retrieval of an image from a large collection of images. In such…

Computer Vision and Pattern Recognition · Computer Science 2011-04-12 M. S. Shirdhonkar , Manesh B. Kokare

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

Coded computation is a method to mitigate "stragglers" in distributed computing systems through the use of error correction coding that has lately received significant attention. First used in vector-matrix multiplication, the range of…

Information Theory · Computer Science 2018-06-28 Nuwan Ferdinand , Stark Draper
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