COSgen (Contrast optimized stimulus generator) is a Python package for the optimization of stimulus sequences in stimulus evoked fMRI experiments. It is fully compatible with the stimulus sequence delivery solution COSplay.

• Highly adaptable for specific use cases
• Allows full model (design matrix construction, convarinace matrix compution) specification
• Allows custom fitness measure specification
• Extensive API Documentation
• Fully compatible with a pure Micro/Python stimulus delivery solution (COSplay)

COSgen can be installed using Python's setuptools.

git clone https://github.com/IBT-FMI/COSgen.git
cd COSgen
python setup.py install --user

Note: setuptools will not manage any dependencies. You will have to install Dependencies manually, e.g. using pip install argh.

• Python 2.7 or Python 3.5 and newer
• Numpy 1.13 or newer
• Scipy 0.19 or newer
• Argh 0.26 or newer