afdee1c/symbolic-regression
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Add files via upload

Browse source
This commit is contained in:
Silviu Marian Udrescu 2020-06-20 19:30:25 -04:00 • committed by GitHub
parent 7a0d782d51
commit a96e7f321a
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
10 changed files with 119 additions and 133 deletions
Download patch file Download diff file Expand all files Collapse all files

5
Code/S_add_bf_on_numbers_on_pareto.py
View file

@ -29,7 +29,8 @@ from RPN_to_eq import RPN_to_eq
from S_get_number_DL_snapped import get_number_DL_snapped
# parameters: path to data, math (not RPN) expression
def add_bf_on_numbers_on_pareto(pathdir, filename, PA, math_expr):
def add_bf_on_numbers_on_pareto(pathdir, filename, PA, math_expr):
input_data = np.loadtxt(pathdir+filename)
def unsnap_recur(expr, param_dict, unsnapped_param_dict):
"""Recursively transform each numerical value into a learnable parameter."""
import sympy
@ -100,7 +101,7 @@ def add_bf_on_numbers_on_pareto(pathdir, filename, PA, math_expr):
for i in range(len(bf_on_numbers_expr)):
try:
# Calculate the error of the new, snapped expression
snapped_error = get_symbolic_expr_error(pathdir,filename,str(bf_on_numbers_expr[i]))
snapped_error = get_symbolic_expr_error(input_data,str(bf_on_numbers_expr[i]))
# Calculate the complexity of the new, snapped expression
expr = simplify(powsimp(bf_on_numbers_expr[i]))
is_atomic_number = lambda expr: expr.is_Atom and expr.is_number