Release 2009b includes new features in MATLAB and Simulink, and updates and bug fixes to 83 other products

New capabilities for the MATLAB product family include:

* Redesigned Help browser, access to the MATLAB Central File Exchange directly from MATLAB, and other desktop enhancements
* Expanded multicore support for functions in MATLAB and Image Processing Toolbox, and parallel support for functions in Statistics Toolbox
* New interface in Parallel Computing Toolbox for accessing and manipulating distributed arrays on a cluster
* Support for processing arbitrarily large image files in Image Processing Toolbox
* Support for search and retrieval of geographic data sets from Web Map Service (WMS) servers in Mapping Toolbox
* Global settings to simplify arithmetic with fixed-point variables in Fixed-Point Toolbox New capabilities for the Simulink product family include:

* Variable size signals and data in Simulink, Signal Processing Blockset, and Embedded MATLAB code for simulation and code generation
* Model variants for managing design alternatives for Simulink and Real-Time Workshop
* Turnkey PID controller blocks in Simulink and automated tuning with Simulink ControlDesign
* Reduced data copies with Real-Time Workshop and customizable matrix operations for embedded signal processing code generation
* Model Advisor Configuration Editor to manage and deploy configurations and custom checks in Simulink Verification and Validation
* New interactive compilation report for analyzing array sizes and other Embedded MATLAB code characteristics