Welcome

Unlock the power of handwriting analysis with handwriter. This tool is designed to assist forensic examiners by analyzing handwritten documents. Whether you are a forensic document examiner, legal professional, academic, or simply curious about how statistics are applied to handwriting, handwriter provides an automated way to evaluate handwriting samples.

Quick Start

View a Demo

View a demo of handwriter on handwritten documents from the CSAFE Handwriting Database. Go to demo.

Use Your Own Handwriting Samples

Installation

Handwriter requires R, RStudio IDE, and JAGS.

• Install R and RStudio from POSIT
• Install JAGS from SourceForge

Install the handwriterApp R package. Open RStudio and navigate to the console window and type

options(timeout = 100000)
install.packages("handwriterApp")
install.packages("devtools")
devtools::install_github("CSAFE-ISU/handwriterRF")

Launch the App

Open RStudio, navigate to the console window, and type:

library(handwriterRF)
library(handwriterApp)
handwriterApp()

In the pop-up window, click Open in Browser. If you use the app in the pop-up window instead of in a browser, some links will not work.

Follow the instructions to analyze handwriting samples.