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The forensic attribution of the handwriting in a digitized document to multiple scribes is a challenging problem of high dimensionality. Unique handwriting styles may be dissimilar in a blend of several factors including character size,…

计算机视觉与模式识别 · 计算机科学 2023-06-30 Sriparna Majumdar , Aaron Brick

We examine the effect of data augmentation for training of language models for speech recognition. We compare augmentation based on global error statistics with one based on per-word unigram statistics of ASR errors and observe that it is…

计算与语言 · 计算机科学 2020-11-13 Karel Beneš , Lukáš Burget

Data augmentation techniques have become standard practice in deep learning, as it has been shown to greatly improve the generalisation abilities of models. These techniques rely on different ideas such as invariance-preserving…

Deep artificial neural networks require a large corpus of training data in order to effectively learn, where collection of such training data is often expensive and laborious. Data augmentation overcomes this issue by artificially inflating…

机器学习 · 计算机科学 2017-08-22 Luke Taylor , Geoff Nitschke

Historical manuscript alignment is a widely known problem in document analysis. Finding the differences between manuscript editions is mostly done manually. In this paper, we present a writer independent deep learning model which is trained…

计算机视觉与模式识别 · 计算机科学 2018-06-12 Majeed Kassis , Jumana Nassour , Jihad El-Sana

The integration of machine learning and deep learning has transformed data analytics in biomechanics, enabled by extensive wearable sensor data. However, the field faces challenges such as limited large-scale datasets and high data…

机器学习 · 计算机科学 2025-08-26 Christina Halmich , Lucas Höschler , Christoph Schranz , Christian Borgelt

The massive amounts of digitized historical documents acquired over the last decades naturally lend themselves to automatic processing and exploration. Research work seeking to automatically process facsimiles and extract information…

计算机视觉与模式识别 · 计算机科学 2023-06-22 Raphaël Barman , Maud Ehrmann , Simon Clematide , Sofia Ares Oliveira , Frédéric Kaplan

Readability assessment aims to automatically classify text by the level appropriate for learning readers. Traditional approaches to this task utilize a variety of linguistically motivated features paired with simple machine learning models.…

计算与语言 · 计算机科学 2020-08-04 Tovly Deutsch , Masoud Jasbi , Stuart Shieber

Background: Data collected in controlled settings typically results in high-quality datasets. However, in real-world applications, the quality of data collection is often compromised. It is well established that the quality of a dataset…

计算与语言 · 计算机科学 2025-02-14 Tabinda Sarwar , Antonio Jose Jimeno Yepes , Lawrence Cavedon

Deep learning models show remarkable results in automated skin lesion analysis. However, these models demand considerable amounts of data, while the availability of annotated skin lesion images is often limited. Data augmentation can expand…

计算机视觉与模式识别 · 计算机科学 2019-02-15 Fábio Perez , Cristina Vasconcelos , Sandra Avila , Eduardo Valle

Large Language Models (LLMs) have demonstrated advanced capabilities in both text generation and comprehension, and their application to data archives might facilitate the privatization of sensitive information about the data subjects. In…

密码学与安全 · 计算机科学 2025-04-08 Stefano Cirillo , Domenico Desiato , Giuseppe Polese , Monica Maria Lucia Sebillo , Giandomenico Solimando

A common strategy for improving model robustness is through data augmentations. Data augmentations encourage models to learn desired invariances, such as invariance to horizontal flipping or small changes in color. Recent work has shown…

计算机视觉与模式识别 · 计算机科学 2021-05-28 Hubert Lin , Mitchell van Zuijlen , Sylvia C. Pont , Maarten W. A. Wijntjes , Kavita Bala

The automatic recognition of pathological speech, particularly from children with any articulatory impairment, is a challenging task due to various reasons. The lack of available domain specific data is one such obstacle that hinders its…

音频与语音处理 · 电气工程与系统科学 2021-10-05 Protima Nomo Sudro , Rohan Kumar Das , Rohit Sinha , S. R. Mahadeva Prasanna

The advent of accessible ancient DNA technology now allows the direct ascertainment of allele frequencies in ancestral populations, thereby enabling the use of allele frequency time series to detect and estimate natural selection. Such…

种群与进化 · 定量生物学 2016-01-21 Joshua G. Schraiber , Steven N. Evans , Montgomery Slatkin

Most prediction models for crystal properties employ a unimodal perspective, with graph-based representations, overlooking important non-local information that affects crystal properties. Some recent studies explore the impact of…

材料科学 · 物理学 2024-12-09 Mrigi Munjal , Jaewan Lee , Changyoung Park , Sehui Han

Large language models (LLMs) have shown promise for automated text annotation, raising hopes that they might accelerate cross-cultural research by extracting structured data from ethnographic texts. We evaluated 7 state-of-the-art LLMs on…

计算与语言 · 计算机科学 2026-01-21 Leonardo S. Goodall , Dor Shilton , Daniel A. Mullins , Harvey Whitehouse

In order to reduce overfitting, neural networks are typically trained with data augmentation, the practice of artificially generating additional training data via label-preserving transformations of existing training examples. While these…

计算机视觉与模式识别 · 计算机科学 2019-01-23 Cecilia Summers , Michael J. Dinneen

Data augmentation is a technique to improve the generalization ability of machine learning methods by increasing the size of the dataset. However, since every augmentation method is not equally effective for every dataset, you need to…

机器学习 · 计算机科学 2022-05-31 Daisuke Oba , Shinnosuke Matsuo , Brian Kenji Iwana

Training large language models (LLMs) for external tool usage is a rapidly expanding field, with recent research focusing on generating synthetic data to address the shortage of available data. However, the absence of systematic data…

机器学习 · 计算机科学 2024-09-27 Shadi Iskander , Nachshon Cohen , Zohar Karnin , Ori Shapira , Sofia Tolmach

Data augmentation is a series of techniques that generate high-quality artificial data by manipulating existing data samples. By leveraging data augmentation techniques, AI models can achieve significantly improved applicability in tasks…