Data Augmentation

Data augmentation is a technique that expands a dataset by creating modified versions of existing examples, helping computational models learn from more varied training data. In engineering applications, it applies controlled transformations or perturbations, such as geometric changes, noise injection, signal distortion, or simulated operating conditions, while preserving the relevant label or physical meaning of each sample. This process can reduce dependence on limited experimental measurements, improve model robustness to real-world variation, and support machine learning for image analysis, sensor monitoring, fault detection, and predictive maintenance. Carefully designed augmentation also helps align training data with the range of conditions expected during deployment.

Data Augmentation - Related Videos

Research

JoVE EoE - Head and Neck Cancer

Augmented Reality-Based Visualization of a Resected Tumor Specimen

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2026

Source:Carly Fassler1, Liyu Huang1, Kavita Prasad1, Jiayi Xu2, Guansen Tong2, Jie Ying Wu2, Michael C. Topf1,31Department of Otolaryngology – Head and Neck Surgery, Vanderbilt University Medical Center.2Computer Science Department, Vanderbilt University.3Vanderbilt University School of Engineering, Vanderbilt University.This video demonstrates using augmented reality (AR) for tumor resection, where a 3D-scanned tumor specimen is visualized as a hologram on a head-mounted display. Surgeons can...

Research

JoVE Journal - Bioengineering
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Evaluation of Biomaterials for Bladder Augmentation using Cystometric Analyses in Various Rodent Models

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Cited by 20 •

2012

Surgical stages of bladder augmentation are described using 3-D scaffolds in murine and rat models. To test the efficacy of biomaterial configurations for use in bladder augmentation, techniques for both awake and anesthetized cystometry are presented.

Research

JoVE Journal - Chemistry
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ARL Spectral Fitting as an Application to Augment Spectral Data via Franck-Condon Lineshape Analysis and Color Analysis

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Cited by 1 •

2021

This protocol introduces Franck-Condon Lineshape Analyses (FCLSA) of emission spectra and serves as a tutorial for the use of ARL Spectral Fitting software. The open-source software provides an easy and intuitive way to perform advanced analysis of emission spectra including excited state energy calculations, CIE color coordinate determination, and FCLSA.

Education

JoVE Business - Marketing

Augmented Reality Marketing

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2025

Augmented Reality (AR) marketing leverages technology to blend digital elements into the physical world, enhancing consumer experiences. By using AR, brands can create immersive and interactive environments, allowing users to visualize products or services in real time. Unlike virtual reality, which immerses users in a fully digital space, AR integrates virtual components into the real world, often via smartphones or specialized devices like AR glasses. This technology provides a unique...

Data Interpretation

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2026

Research papers often present findings in the form of numerical tables, statistical outputs, and graphical representations. However, numerical results alone do not convey meaning unless researchers examine and place them in context. Data interpretation is the systematic process through which researchers transform raw information into clear, meaningful insights. It begins only after researchers have collected data through experiments, surveys, or observational studies. In their unprocessed form,...

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