EDF File Analyzer

View EDF or EDF+ files

Description

The EDF File Analyzer app is an interactive tool for visualizing and analyzing data stored in a European Data Format (EDF) or EDF+ file. In the app, you can import an EDF or EDF+ file, plot signals, and view properties and annotations.

Open the EDF File Analyzer App

• MATLAB^® Toolstrip: On the Apps tab, under Signal Processing and Audio, click the app icon.

• MATLAB command prompt: Enter edfFileAnalyzer.

Examples

• Create EDF+ File with Annotations
• View, Preprocess, and Write EDF File

Programmatic Use

edfFileAnalyzer opens the EDF File Analyzer app.

edfFileAnalyzer(fileName) opens the EDF or EDF+ file specified by fileName in the EDF File Analyzer app.

edfFileAnalyzer(fileName,AnnotationsEncoding=encoding) opens the EDF or EDF+ file specified by fileName using a character encoding format for reading annotations, encoding. Specify encoding as either "UTF-8" (default), "latin1", or "US-ASCII". (since R2026a)

Version History

Introduced in R2021a

R2026a: Support for new character encoding formats

The EDF File Analyzer app supports reading annotations in any of these character encoding formats: UTF-8, ASCII, and Latin-1.