Writing Fast MATLAB Code

Speed up your project with this collection of techniques.

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Editor's Note: This file was selected as MATLAB Central Pick of the Week Popular File 2008

Learn how to use the Profiler tool, vectorized functions, and other tricks to writing efficient MATLAB code. This article includes how to convert any array into a column vector, bounding a value without if statements, and repeating/tiling a vector without repmat.

Contents:
* Introduction
* The Profiler
* Array Preallocation
* JIT Acceleration
* Vectorization
* Inlining Simple Functions
* Referencing Operations
* Solving Ax=b
* Numerical Integration
* Signal Processing
* Miscellaneous Tricks
* Further Reading

Cite As

Pascal Getreuer (2026). Writing Fast MATLAB Code (https://nl.mathworks.com/matlabcentral/fileexchange/5685-writing-fast-matlab-code), MATLAB Central File Exchange. Retrieved .

Categories

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General Information

MATLAB Release Compatibility

  • Compatible with any release

Platform Compatibility

  • Windows
  • macOS
  • Linux
Version Published Release Notes Action
1.1.0.0

Updated for R2008b, new introduction and added Ax=b section

1.0.0.0

Updates for MATLAB 7, including a new section on JIT