optimflow-lifex 0.0.2

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Parameter Space Exploration and CMA-ES Optimisation

Extension of optimflow.

Install

pip install optimflow-lifex

Run parameters exploration

out_path = Path(__file__).parent / "out"

class CMAESParams(OptimParams):
    Ko = param.Number(0.5, bounds=(0, 2), doc="")
    Cao = param.Number(10, bounds=(5, 25), doc="")

simulation_params = LifexParams()
optim_params = CMAESParams()

def lifex_worker(dname: str):
    params = LifexParams.load_from(dname)
    Ko = params.lifex_param_set.get("/Ionic model/TTP06/Physical constants/Ko")
    t = np.linspace(0, 1, 100)
    res = Ko * np.sin(2 * np.pi * t)
    np.savetxt(params.out_dir / "result.txt", res)

explo = LifexParameterSpaceExploration(out_path)
explo.dump_params(simulation_params, optim_params)
explo.run(lifex_worker)
explo.gather_results()
explo.plot_results()