minor: but i'm on the verge of implementing the cubic error term for 3D

This commit is contained in:
Stephen Mardson McQuay 2010-04-30 16:23:29 -06:00
parent a1c88a186e
commit c5adab295b
2 changed files with 50 additions and 31 deletions

View File

@ -3,44 +3,67 @@
import sys
from grid.DD import random_grid
from baker import get_phis, run_baker
from baker.tools import exact_func, smberror, improved_answer
from baker.tools import exact_func, smberror, improved_answer, smblog
from glob import glob
from os import remove
import numpy as np
import pylab
def draw_gb(bad, good):
pylab.xlabel('total runs')
pylab.ylabel('count')
pylab.grid(True)
pylab.plot(bad)
pylab.plot(good)
pylab.legend(('bad', 'good'))
pylab.show()
FILE_PREFIX='/tmp/qhull-'
for g in glob('%s*' % FILE_PREFIX):
remove(g)
try:
total_points = int(sys.argv[1])
random_points = int(sys.argv[2])
total_tries = int(sys.argv[3])
except:
print "usage: app.py [total points in random grid] [number of random points to attempt] [total attempts]"
sys.exit(1)
if __name__ == '__main__':
for g in glob('%s*' % FILE_PREFIX):
remove(g)
try:
total_points = int(sys.argv[1])
random_points = int(sys.argv[2])
total_tries = int(sys.argv[3])
except:
print "usage: app.py [total points in random grid] [number of random points to attempt] [total attempts]"
sys.exit(1)
print "total points", total_points
print "total points", total_points
d = {True: 0, False: 0}
for cur_try in xrange(total_tries):
g = random_grid(total_points)
open('%s%0.3d.txt' % (FILE_PREFIX, cur_try), 'w').write(g.for_qhull())
d = {True: 0, False: 0}
good = []
bad = []
for cur_try in xrange(total_tries):
g = random_grid(total_points)
open('%s%0.3d.txt' % (FILE_PREFIX, cur_try), 'w').write(g.for_qhull())
for i in xrange(random_points):
X = [np.random.rand(), np.random.rand()]
exact = exact_func(X)
for i in xrange(random_points):
X = [np.random.rand(), np.random.rand()]
exact = exact_func(X)
try:
answer = g.run_baker(X)
d[improved_answer(answer, exact)] += 1
except smberror as e:
print e
print d
try:
try:
answer = g.run_baker(X)
d[improved_answer(answer, exact)] += 1
except ValueError as e:
smblog.error(e)
except smberror as e:
print e
print d
print d
print d
bad.append(d[False])
good.append(d[True])
draw_gb(bad = bad, good = good)

View File

@ -10,13 +10,11 @@ from os import remove
FILE_PREFIX='/tmp/qhull-'
for g in glob('%s*' % FILE_PREFIX):
remove(g)
try:
verts = parse_qhull_file(sys.argv[1], verbose=True)
X = [float(sys.argv[2]), float(sys.argv[3])]
except:
print "usage: app.py qhullinputfile"
print "usage: app.py qhullinputfile X Y"
sys.exit(1)
@ -24,8 +22,6 @@ q = [exact_func(i) for i in verts]
g = grid(verts,q)
X = [0.13206472640187261, 0.98644929172054607]
exact = exact_func(X)
try: