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Silviu Marian Udrescu 2020-04-21 02:26:25 -04:00 • committed by GitHub
parent 1c7765c961
commit 8f1cbc7a7e
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4 changed files with 96 additions and 76 deletions
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4
Code/S_add_bf_on_numbers_on_pareto.py
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@ -73,6 +73,7 @@ def add_bf_on_numbers_on_pareto(pathdir, filename, PA, math_expr):
# Do bf on one parameter at a time
bf_on_numbers_expr = []
for w in range(len(eq_numbers)):
try:
param_dict = {}
unsnapped_param_dict = {'p':1}
eq_ = unsnap_recur(expr,param_dict,unsnapped_param_dict)
@ -96,6 +97,9 @@ def add_bf_on_numbers_on_pareto(pathdir, filename, PA, math_expr):
jj = jj + 1
bf_on_numbers_expr = bf_on_numbers_expr + [eq]
except:
continue
for i in range(len(bf_on_numbers_expr)):
try:
# Calculate the error of the new, snapped expression

9
Code/S_add_snap_expr_on_pareto.py
View file

@ -79,6 +79,7 @@ def add_snap_expr_on_pareto(pathdir, filename, math_expr, PA, DR_file=""):
# Do integer snap one parameter at a time
integer_snapped_expr = []
for w in range(len(eq_numbers)):
try:
param_dict = {}
unsnapped_param_dict = {'p':1}
eq = unsnap_recur(expr,param_dict,unsnapped_param_dict)
@ -91,6 +92,8 @@ def add_snap_expr_on_pareto(pathdir, filename, math_expr, PA, DR_file=""):
eq = eq.subs(parm, eq_numbers[jj])
jj = jj + 1
integer_snapped_expr = integer_snapped_expr + [eq]
except:
continue
# Get the numbers appearing in the expression
is_atomic_number = lambda expr: expr.is_Atom and expr.is_number
@ -99,6 +102,7 @@ def add_snap_expr_on_pareto(pathdir, filename, math_expr, PA, DR_file=""):
# Do zero snap one parameter at a time
zero_snapped_expr = []
for w in range(len(eq_numbers)):
try:
param_dict = {}
unsnapped_param_dict = {'p':1}
eq = unsnap_recur(expr,param_dict,unsnapped_param_dict)
@ -111,6 +115,8 @@ def add_snap_expr_on_pareto(pathdir, filename, math_expr, PA, DR_file=""):
eq = eq.subs(parm, eq_numbers[jj])
jj = jj + 1
zero_snapped_expr = zero_snapped_expr + [eq]
except:
continue
# Get the numbers appearing in the expression
is_atomic_number = lambda expr: expr.is_Atom and expr.is_number
@ -119,6 +125,7 @@ def add_snap_expr_on_pareto(pathdir, filename, math_expr, PA, DR_file=""):
# Do rational snap one parameter at a time
rational_snapped_expr = []
for w in range(len(eq_numbers)):
try:
eq_numbers_snap = copy.deepcopy(eq_numbers)
param_dict = {}
unsnapped_param_dict = {'p':1}
@ -136,6 +143,8 @@ def add_snap_expr_on_pareto(pathdir, filename, math_expr, PA, DR_file=""):
eq = eq.subs(parm, eq_numbers_snap[jj])
jj = jj + 1
rational_snapped_expr = rational_snapped_expr + [eq]
except:
continue
snapped_expr = np.append(integer_snapped_expr,zero_snapped_expr)
snapped_expr = np.append(snapped_expr,rational_snapped_expr)

3
Code/S_add_snap_expr_on_pareto_polyfit.py
View file

@ -79,6 +79,7 @@ def add_snap_expr_on_pareto_polyfit(pathdir, filename, math_expr, PA):
# Do zero snap one parameter at a time
zero_snapped_expr = []
for w in range(len(eq_numbers)):
try:
param_dict = {}
unsnapped_param_dict = {'p':1}
eq = unsnap_recur(expr,param_dict,unsnapped_param_dict)
@ -91,6 +92,8 @@ def add_snap_expr_on_pareto_polyfit(pathdir, filename, math_expr, PA):
eq = eq.subs(parm, eq_numbers[jj])
jj = jj + 1
zero_snapped_expr = zero_snapped_expr + [eq]
except:
continue
for i in range(len(zero_snapped_expr)):
try:

4
Code/S_final_gd.py
View file

@ -138,6 +138,10 @@ def final_gd(data_file, math_expr, lr = 1e-2, N_epochs = 5000):
else:
eq = eq.subs(parm, trainable_parameters[ii])
complexity = complexity + get_number_DL(trainable_parameters[ii].detach().numpy())
n_variables = len(eq.free_symbols)
n_operations = len(count_ops(eq,visual=True).free_symbols)
if n_operations!=0 or n_variables!=0:
complexity = complexity + (n_variables+n_operations)*np.log2((n_variables+n_operations))
ii = ii+1