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Silviu Marian Udrescu 2020-04-30 03:57:57 -04:00 • committed by GitHub
parent 5315f0a236
commit cdb842fe97
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2 changed files with 79 additions and 81 deletions
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110
Code/S_add_snap_expr_on_pareto_polyfit.py
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@ -68,31 +68,30 @@ def add_snap_expr_on_pareto_polyfit(pathdir, filename, math_expr, PA):
eq = parse_expr(str(math_expr))
expr = eq
# # Get the numbers appearing in the expression
# is_atomic_number = lambda expr: expr.is_Atom and expr.is_number
# eq_numbers = [subexpression for subexpression in preorder_traversal(expr) if is_atomic_number(subexpression)]
#
# # 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)
# new_numbers = zeroSnap(eq_numbers,w+1)
# for kk in range(len(new_numbers)):
# eq_numbers[new_numbers[kk][0]] = new_numbers[kk][1]
# jj = 0
# for parm in unsnapped_param_dict:
# if parm!="p":
# 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
eq_numbers = [subexpression for subexpression in preorder_traversal(expr) if is_atomic_number(subexpression)]
# 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)
new_numbers = zeroSnap(eq_numbers,w+1)
for kk in range(len(new_numbers)):
eq_numbers[new_numbers[kk][0]] = new_numbers[kk][1]
jj = 0
for parm in unsnapped_param_dict:
if parm!="p":
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
eq_numbers = [subexpression for subexpression in preorder_traversal(expr) if is_atomic_number(subexpression)]
@ -117,47 +116,46 @@ def add_snap_expr_on_pareto_polyfit(pathdir, filename, math_expr, PA):
# Get the numbers appearing in the expression
is_atomic_number = lambda expr: expr.is_Atom and expr.is_number
eq_numbers = [subexpression for subexpression in preorder_traversal(expr) if is_atomic_number(subexpression)]
# is_atomic_number = lambda expr: expr.is_Atom and expr.is_number
# eq_numbers = [subexpression for subexpression in preorder_traversal(expr) if is_atomic_number(subexpression)]
# 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}
eq = unsnap_recur(expr,param_dict,unsnapped_param_dict)
new_numbers = rationalSnap(eq_numbers,w+1)
for kk in range(len(new_numbers)):
eq_numbers_snap[new_numbers[kk][0]] = new_numbers[kk][1][1:3]
jj = 0
for parm in unsnapped_param_dict:
if parm!="p":
# # 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}
# eq = unsnap_recur(expr,param_dict,unsnapped_param_dict)
# new_numbers = rationalSnap(eq_numbers,w+1)
# for kk in range(len(new_numbers)):
# eq_numbers_snap[new_numbers[kk][0]] = new_numbers[kk][1][1:3]
# jj = 0
# for parm in unsnapped_param_dict:
# if parm!="p":
#
# try:
# eq = eq.subs(parm, Rational(eq_numbers_snap[jj][0],eq_numbers_snap[jj][1]))
# except:
# eq = eq.subs(parm, eq_numbers_snap[jj])
# jj = jj + 1
# rational_snapped_expr = rational_snapped_expr + [eq]
# except:
# continue
try:
eq = eq.subs(parm, Rational(eq_numbers_snap[jj][0],eq_numbers_snap[jj][1]))
except:
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)
snapped_expr = np.append(integer_snapped_expr,zero_snapped_expr)
snapped_expr = np.append(snapped_expr,rational_snapped_expr)
for i in range(len(snapped_expr)):
for i in range(len(integer_snapped_expr)):
try:
# Calculate the error of the new, snapped expression
snapped_error = get_symbolic_expr_error(pathdir,filename,str(snapped_expr[i]))
snapped_error = get_symbolic_expr_error(pathdir,filename,str(integer_snapped_expr[i]))
# Calculate the complexity of the new, snapped expression
expr = simplify(powsimp(snapped_expr[i]))
expr = simplify(powsimp(integer_snapped_expr[i]))
for s in (expr.free_symbols):
s = symbols(str(s), real = True)
expr = simplify(parse_expr(str(snapped_expr[i]),locals()))
expr = simplify(parse_expr(str(integer_snapped_expr[i]),locals()))
expr = intify(expr)
is_atomic_number = lambda expr: expr.is_Atom and expr.is_number