Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Proofreading

Proofreading

PCR

PCR

Data Validation

Data Validation

Method validation is a crucial process in analytical chemistry designed to confirm that a given method consistently produces reliable and high-quality results. This process is essential when a method is applied to different sample matrices or when procedural modifications are made, ensuring that the results meet acceptable standards across various applications.
Key parameters for method validation include:

Data Validation

Data Validation

Data validation is an essential part of a comprehensive assessment. Validation is confirming or verifying and opening the door to gathering more assessment data as it clarifies vague or unclear data. The process of checking and verifying the collected information is called data validation. The primary purpose of data validation is to ensure data is as free from error, bias, and misinterpretation as possible.
Nursing assessment guides are generally based on holistic models rather than medical...

Mismatch Repair

Mismatch Repair

DNA Isolation

DNA Isolation

DNA from cells is required for many biotechnology and research applications, such as molecular cloning. To remove and purify DNA from cells, researchers use various methods of DNA extraction. While the specifics of different protocols may vary, some general concepts underlie the process of DNA extraction.

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Characterizing linguistic structure with mutual information.

British journal of psychology (London, England : 1953)·2007

Same author

One word, one module?

Cortex; a journal devoted to the study of the nervous system and behavior·2003

Same journal

Technical note: Development of a UHPLC-MS/MS method for the analysis of hCG and IGF-I from dried blood spots: A preliminary study.

Forensic science international·2026

Same journal

A novel and robust deep learning model for sibling firearm matching.

Forensic science international·2026

Same journal

Changes in C-reactive protein levels over time in high-temperature environments using postmortem blood.

Forensic science international·2026

Same journal

Insights from the first synthetic cannabinoid clandestine lab dismantled in Brazil.

Forensic science international·2026

Same journal

Determination of the new psychoactive substances MDMB-4en-PINACA, ADB-BUTINACA and some of their metabolites in blood and urine using DLLE-LC-MS/MS: application to real forensic case samples.

Forensic science international·2026

Same journal

The revolver halo as a forensic marker: Raman spectroscopic evidence of primer-driven gunshot residue deposition.

Forensic science international·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Nov 2, 2025

Foreign Accent and Forensic Speaker Identification in Voice Lineups: The Influence of Acoustic Features Based on Prosody

Foreign Accent and Forensic Speaker Identification in Voice Lineups: The Influence of Acoustic Features Based on Prosody

Published on: September 27, 2024

Verifying authorship for forensic purposes: A computational protocol and its validation.

Patrick Juola¹

¹Juola & Associates, 276 W Schwab Ave. Munhall, PA 15120, USA.

Forensic Science International

|June 7, 2021

Summary

This summary is machine-generated.

A new computer program can identify document authors by analyzing writing style, achieving 77% accuracy in large-scale blog experiments. This tool offers a repeatable and reproducible method for forensic linguistics, advancing forensic science.

Keywords:

Authorship attribution Authorship verification Computational linguistics Digital forensics Linguistics Questioned documents

More Related Videos

Author Spotlight: Establishing an Accurate Microhardness Testing Protocol for Craniofacial Tissues

Author Spotlight: Establishing an Accurate Microhardness Testing Protocol for Craniofacial Tissues

Published on: April 26, 2024

Enhanced Genetic Analysis of Single Human Bioparticles Recovered by Simplified Micromanipulation from Forensic ‘Touch DNA’ Evidence

Enhanced Genetic Analysis of Single Human Bioparticles Recovered by Simplified Micromanipulation from Forensic ‘Touch DNA’ Evidence

Published on: March 9, 2015

Related Experiment Videos

Last Updated: Nov 2, 2025

Foreign Accent and Forensic Speaker Identification in Voice Lineups: The Influence of Acoustic Features Based on Prosody

Foreign Accent and Forensic Speaker Identification in Voice Lineups: The Influence of Acoustic Features Based on Prosody

Published on: September 27, 2024

Author Spotlight: Establishing an Accurate Microhardness Testing Protocol for Craniofacial Tissues

Author Spotlight: Establishing an Accurate Microhardness Testing Protocol for Craniofacial Tissues

Published on: April 26, 2024

Enhanced Genetic Analysis of Single Human Bioparticles Recovered by Simplified Micromanipulation from Forensic ‘Touch DNA’ Evidence

Enhanced Genetic Analysis of Single Human Bioparticles Recovered by Simplified Micromanipulation from Forensic ‘Touch DNA’ Evidence

Published on: March 9, 2015

Area of Science:

Forensic Science
Computational Linguistics
Digital Forensics

Background:

Author identification is crucial in forensic science but often relies on subjective analysis of writing style.
Subjective methods in pattern evidence analysis present challenges in repeatability and reproducibility.

Purpose of the Study:

To develop and validate a computer program for objective author identification from documents.
To address the limitations of subjective analysis in forensic linguistics.

Main Methods:

The study developed a program to compare a known document with a questioned document for authorship.
Large-scale controlled experiments were conducted using over 32,000 English language blog document pairs.

Main Results:

The developed computer program achieved a measured accuracy of 77% in identifying document authors.
The system demonstrated consistent performance across a substantial dataset.

Conclusions:

The computer program provides an objective, repeatable, and reproducible solution for author identification in forensic contexts.
This advancement is significant for the field of forensic linguistics and the broader forensic science community.