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In any multi-script environment, handwritten script classification is of paramount importance before the document images are fed to their respective Optical Character Recognition (OCR) engines. Over the years, this complex pattern…

神经与进化计算 · 计算机科学 2020-05-12 Ritam Guha , Manosij Ghosh , Pawan Kumar Singh , Ram Sarkar , Mita Nasipuri

Active targets such as ACTAR TPC are well suited for studying giant resonances in unstable nuclei via inelastic scattering in inverse kinematics. A key challenge in such measurements is the detection of low-energy ejectiles emitted at small…

数据分析、统计与概率 · 物理学 2025-12-19 A. Arokiaraj , M. B. Latif , R. Raabe , D. Thisse , M. Vandebrouck

Large Language Models have shown growing ability to generate fluent and coherent texts that are highly similar to the writing style of humans. Current detectors for Machine-Generated Text (MGT) perform well when they are trained and tested…

计算与语言 · 计算机科学 2025-08-26 Shengchao Liu , Xiaoming Liu , Chengzhengxu Li , Zhaohan Zhang , Guoxin Ma , Yu Lan , Shuai Xiao

Unsupervised image-to-image translation (UNIT) aims at learning a mapping between several visual domains by using unpaired training images. Recent studies have shown remarkable success for multiple domains but they suffer from two main…

计算机视觉与模式识别 · 计算机科学 2020-03-24 Yahui Liu , Marco De Nadai , Jian Yao , Nicu Sebe , Bruno Lepri , Xavier Alameda-Pineda

Graphical models are popular tools for exploring relationships among a set of variables. The Gaussian graphical model (GGM) is an important class of graphical models, where the conditional dependence among variables is represented by nodes…

统计方法学 · 统计学 2025-05-30 José Á. Sánchez Gómez , Weibin Mo , Junlong Zhao , Yufeng Liu

Various machine learning methods for writer independent recognition of Malayalam handwritten district names are discussed in this paper. Data collected from 56 different writers are used for the experiments. The proposed work can be used…

计算机视觉与模式识别 · 计算机科学 2017-05-03 Jino P J , Kannan Balakrishnan

The generation of images of realistic looking, readable handwritten text is a challenging task which is referred to as handwritten text generation (HTG). Given a string and examples from a writer, the goal is to synthesize an image…

计算机视觉与模式识别 · 计算机科学 2024-12-23 Kai Brandenbusch

The evolution and diversity of a language is evident from it's various dialects. If the various dialects are not addressed in technological advancements like automatic speech recognition and speech synthesis, there is a chance that these…

音频与语音处理 · 电气工程与系统科学 2024-08-28 M. Nanmalar , P. Vijayalakshmi , T. Nagarajan

Machine learning systems operate under the assumption that training and test data are sampled from a fixed probability distribution. However, this assumptions is rarely verified in practice, as the conditions upon which data was acquired…

机器学习 · 计算机科学 2025-07-09 Eduardo Fernandes Montesuma , Fred Maurice Ngolè Mboula , Antoine Souloumiac

In a multilingual or sociolingual configuration Intra-sentential Code Switching (ICS) or Code Mixing (CM) is frequently observed nowadays. In the world, most of the people know more than one language. CM usage is especially apparent in…

计算与语言 · 计算机科学 2020-10-12 Sunil Gundapu , Radhika Mamidi

Generative adversarial networks (GANs) learn the distribution of observed samples through a zero-sum game between two machine players, a generator and a discriminator. While GANs achieve great success in learning the complex distribution of…

机器学习 · 计算机科学 2020-06-19 Farzan Farnia , William Wang , Subhro Das , Ali Jadbabaie

Conditional correlation networks, within Gaussian Graphical Models (GGM), are widely used to describe the direct interactions between the components of a random vector. In the case of an unlabelled Heterogeneous population, Expectation…

统计理论 · 数学 2022-03-09 Thomas Lartigue , Stanley Durrleman , Stéphanie Allassonnière

This paper presents an end-to-end methodology for collecting datasets to recognize handwritten English alphabets by utilizing Inertial Measurement Units (IMUs) and leveraging the diversity present in the Indian writing style. The IMUs are…

计算机视觉与模式识别 · 计算机科学 2023-07-06 Hari Prabhat Gupta , Rahul Mishra

In this letter, we propose a Gaussian mixture model (GMM)-based channel estimator which is learned on imperfect training data, i.e., the training data are solely comprised of noisy and sparsely allocated pilot observations. In a practical…

信号处理 · 电气工程与系统科学 2023-02-14 Benedikt Fesl , Nurettin Turan , Michael Joham , Wolfgang Utschick

This paper presents multi-font/multi-size Kannada numerals and vowels recognition based on spatial features. Directional spatial features viz stroke density, stroke length and the number of stokes in an image are employed as potential…

计算机视觉与模式识别 · 计算机科学 2011-07-07 B. V. Dhandra , Mallikarjun Hangarge , Gururaj Mukarambi

Anomaly detection (AD) has attracted considerable attention in both academia and industry. Due to the lack of anomalous data in many practical cases, AD is usually solved by first modeling the normal data pattern and then determining if…

机器学习 · 计算机科学 2022-11-17 Jingxuan Pang , Chunguang Li

Image restoration has experienced significant advancements due to the development of deep learning. Nevertheless, it encounters challenges related to ill-posed problems, resulting in deviations between single model predictions and…

计算机视觉与模式识别 · 计算机科学 2024-10-31 Shangquan Sun , Wenqi Ren , Zikun Liu , Hyunhee Park , Rui Wang , Xiaochun Cao

Gaussian mixture models (GMMs) are fundamental tools in statistical and data sciences. We study the moments of multivariate Gaussians and GMMs. The $d$-th moment of an $n$-dimensional random variable is a symmetric $d$-way tensor of size…

机器学习 · 统计学 2022-03-23 João M. Pereira , Joe Kileel , Tamara G. Kolda

Handwritten Text Generation (HTG) conditioned on text and style is a challenging task due to the variability of inter-user characteristics and the unlimited combinations of characters that form new words unseen during training. Diffusion…

计算机视觉与模式识别 · 计算机科学 2024-09-11 Konstantina Nikolaidou , George Retsinas , Giorgos Sfikas , Marcus Liwicki

We present a novel generative approach based on Denoising Diffusion Models (DDMs), which produces high-quality image samples along with their losslessly compressed bit-stream representations. This is obtained by replacing the standard…

图像与视频处理 · 电气工程与系统科学 2025-07-29 Guy Ohayon , Hila Manor , Tomer Michaeli , Michael Elad