The JSR toolbox

Gathers and compares the best methods for the joint spectral radius computation

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Cite As

Raphael Jungers (2026). The JSR toolbox (https://www.mathworks.com/matlabcentral/fileexchange/33202-the-jsr-toolbox), MATLAB Central File Exchange. Retrieved .

Acknowledgements

Inspired: The CSSystem toolbox

General Information

MATLAB Release Compatibility

  • Compatible with any release

Platform Compatibility

  • Windows
  • macOS
  • Linux
Version Published Release Notes Action
1.21.0

Fixed the 1D bug

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1.19.0

We fixed some bugs related to sets of matrices with a spectral radius equal to zero.
Also, we added a new method deciding if a set of matrices has a zero-jsr.
More details in the file changelogs.txt

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1.18.0

Technical update for some minor modifications

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1.17.0

Set version to 1.1

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1.16.0

Addition: Method jsr_pathcomplete.m and some useful subroutines

Change : Some functions use the interface solve_semi_definite_program instead of calling directly SeDuMi

Fix : memory bug in jsr_lift_semidefinite.m

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1.15.0

Bug fixed, see changelog.txt.
Added a pdf article on the toolbox.

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1.14.0

Replaced two methods under GNU license by genuine ones (vec.m and mat.m).

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1.11.0

We have fixed a few minor bugs, updated methods according to the recent literature (in particular jsr.m),

improved usability, and added a benchmark. See ChangeLog.txt for an exhaustive list.

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1.7.0

two overflow bugs fixed (in jsr_prod_Gripenberg and jsr_prod_pruning_Algorithm)

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1.6.0

typos/references corrected

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1.5.0

readme updated: please use sedumi version 1.3

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1.3.0

contact address

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1.2.0

Fixed a bug: now treats as a special case the one-by-one matrices.

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1.1.0

email contact address: jsr.louvain@gmail.com

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1.0.0

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