Hi, I cannot add the above mentioned functions functions. If I add function such as
pset.add_function(operator.pow,2)
then the following things return;
:1: RuntimeWarning: overflow encountered in double_scalars
Traceback (most recent call last):
File "G:/My Drive/Afifa Tamanna/PhD/AI/GEP/Diffn_Analysis_GEP_model/Analysis/testviscosity.py", line 198, in
pop, log = gep.gep_simple(pop, toolbox, n_generations=n_gen, n_elites=1,
File "C:\Program Files (x86)\Python38-32\lib\site-packages\geppy\algorithms\basic.py", line 100, in gep_simple
for ind, fit in zip(invalid_individuals, fitnesses):
File "<array_function internals>", line 5, in lstsq
File "C:\Users\atam0001\AppData\Roaming\Python\Python38\site-packages\numpy\linalg\linalg.py", line 2259, in lstsq
x, resids, rank, s = gufunc(a, b, rcond, signature=signature, extobj=extobj)
File "C:\Users\atam0001\AppData\Roaming\Python\Python38\site-packages\numpy\linalg\linalg.py", line 109, in _raise_linalgerror_lstsq
raise LinAlgError("SVD did not converge in Linear Least Squares")
numpy.linalg.LinAlgError: SVD did not converge in Linear Least Squares
Please assist me in solving the issue. Many Thanks.
Hi, I cannot add the above mentioned functions functions. If I add function such as
pset.add_function(operator.pow,2)
then the following things return;
:1: RuntimeWarning: overflow encountered in double_scalars
Traceback (most recent call last):
File "G:/My Drive/Afifa Tamanna/PhD/AI/GEP/Diffn_Analysis_GEP_model/Analysis/testviscosity.py", line 198, in
pop, log = gep.gep_simple(pop, toolbox, n_generations=n_gen, n_elites=1,
File "C:\Program Files (x86)\Python38-32\lib\site-packages\geppy\algorithms\basic.py", line 100, in gep_simple
for ind, fit in zip(invalid_individuals, fitnesses):
File "<array_function internals>", line 5, in lstsq
File "C:\Users\atam0001\AppData\Roaming\Python\Python38\site-packages\numpy\linalg\linalg.py", line 2259, in lstsq
x, resids, rank, s = gufunc(a, b, rcond, signature=signature, extobj=extobj)
File "C:\Users\atam0001\AppData\Roaming\Python\Python38\site-packages\numpy\linalg\linalg.py", line 109, in _raise_linalgerror_lstsq
raise LinAlgError("SVD did not converge in Linear Least Squares")
numpy.linalg.LinAlgError: SVD did not converge in Linear Least Squares
Please assist me in solving the issue. Many Thanks.