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[submodule "optimizers/spearmint/spearmint_gitfork_mod_src"] | ||
path = optimizers/spearmint/spearmint_gitfork_mod_src | ||
url = https://github.com/automl/spearmint.git |
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#!/usr/bin/env python | ||
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## | ||
# wrapping: A program making it easy to use hyperparameter | ||
# optimization software. | ||
# Copyright (C) 2013 Katharina Eggensperger and Matthias Feurer | ||
# | ||
# This program is free software: you can redistribute it and/or modify | ||
# it under the terms of the GNU General Public License as published by | ||
# the Free Software Foundation, either version 3 of the License, or | ||
# (at your option) any later version. | ||
# | ||
# This program is distributed in the hope that it will be useful, | ||
# but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
# GNU General Public License for more details. | ||
# | ||
# You should have received a copy of the GNU General Public License | ||
# along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
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from argparse import ArgumentParser | ||
import cPickle | ||
import itertools | ||
import sys | ||
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from matplotlib.pyplot import tight_layout, figure, subplots_adjust, subplot, savefig, show | ||
import matplotlib.gridspec | ||
import numpy as np | ||
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from HPOlib.Plotting import plot_util | ||
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__authors__ = ["Katharina Eggensperger", "Matthias Feurer"] | ||
__contact__ = "automl.org" | ||
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def plot_optimization_trace_cv(trial_list, name_list, optimum=0, title="", | ||
log=True, save="", y_max=0, y_min=0): | ||
markers =plot_util.get_plot_markers() | ||
colors = plot_util.get_plot_colors() | ||
linestyles = itertools.cycle(['-']) | ||
size = 1 | ||
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ratio = 5 | ||
gs = matplotlib.gridspec.GridSpec(ratio, 1) | ||
fig = figure(1, dpi=100) | ||
fig.suptitle(title, fontsize=16) | ||
ax1 = subplot(gs[0:ratio, :]) | ||
ax1.grid(True, linestyle='-', which='major', color='lightgrey', alpha=0.5) | ||
min_val = sys.maxint | ||
max_val = -sys.maxint | ||
max_trials = 0 | ||
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fig.suptitle(title, fontsize=16) | ||
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# Plot the average error and std | ||
for i in range(len(name_list)): | ||
m = markers.next() | ||
c = colors.next() | ||
l = linestyles.next() | ||
leg = False | ||
for tr in trial_list[i]: | ||
if log: | ||
tr = np.log10(tr) | ||
x = range(1, len(tr)+1) | ||
y = tr | ||
if not leg: | ||
ax1.plot(x, y, color=c, linewidth=size, linestyle=l, label=name_list[i][0]) | ||
leg = True | ||
ax1.plot(x, y, color=c, linewidth=size, linestyle=l) | ||
min_val = min(min_val, min(tr)) | ||
max_val = max(max_val, max(tr)) | ||
max_trials = max(max_trials, len(tr)) | ||
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# Maybe plot on logscale | ||
ylabel = "" | ||
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if log: | ||
ax1.set_ylabel("log10(Minfunction value)" + ylabel) | ||
else: | ||
ax1.set_ylabel("Minfunction value" + ylabel) | ||
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# Descript and label the stuff | ||
leg = ax1.legend(loc='best', fancybox=True) | ||
leg.get_frame().set_alpha(0.5) | ||
ax1.set_xlabel("#Function evaluations") | ||
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if y_max == y_min: | ||
# Set axes limits | ||
ax1.set_ylim([min_val-0.1*abs((max_val-min_val)), max_val+0.1*abs((max_val-min_val))]) | ||
else: | ||
ax1.set_ylim([y_min, y_max]) | ||
ax1.set_xlim([0, max_trials + 1]) | ||
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tight_layout() | ||
subplots_adjust(top=0.85) | ||
if save != "": | ||
savefig(save, dpi=100, facecolor='w', edgecolor='w', | ||
orientation='portrait', papertype=None, format=None, | ||
transparent=False, bbox_inches="tight", pad_inches=0.1) | ||
else: | ||
show() | ||
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def main(pkl_list, name_list, autofill, optimum=0, save="", title="", log=False, | ||
y_min=0, y_max=0): | ||
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trial_list = list() | ||
for i in range(len(pkl_list)): | ||
tmp_trial_list = list() | ||
max_len = -sys.maxint | ||
for pkl in pkl_list[i]: | ||
fh = open(pkl, "r") | ||
trials = cPickle.load(fh) | ||
fh.close() | ||
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trace = plot_util.get_Trace_cv(trials) | ||
tmp_trial_list.append(trace) | ||
max_len = max(max_len, len(trace)) | ||
trial_list.append(list()) | ||
for tr in tmp_trial_list: | ||
# if len(tr) < max_len: | ||
# tr.extend([tr[-1] for idx in range(abs(max_len - len(tr)))]) | ||
trial_list[-1].append(np.array(tr)) | ||
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plot_optimization_trace_cv(trial_list, name_list, optimum, title=title, log=log, | ||
save=save, y_min=y_min, y_max=y_max) | ||
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if save != "": | ||
sys.stdout.write("Saved plot to " + save + "\n") | ||
else: | ||
sys.stdout.write("..Done\n") | ||
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if __name__ == "__main__": | ||
prog = "python plotTraceWithStd.py WhatIsThis <oneOrMorePickles> [WhatIsThis <oneOrMorePickles>]" | ||
description = "Plot a Trace with std for multiple experiments" | ||
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parser = ArgumentParser(description=description, prog=prog) | ||
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# Options for specific benchmarks | ||
parser.add_argument("-o", "--optimum", type=float, dest="optimum", | ||
default=0, help="If not set, the optimum is supposed to be zero") | ||
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# Options which are available only for this plot | ||
parser.add_argument("-a", "--autofill", action="store_true", dest="autofill", | ||
default=False, help="Fill trace automatically") | ||
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# General Options | ||
parser.add_argument("-l", "--log", action="store_true", dest="log", | ||
default=False, help="Plot on log scale") | ||
parser.add_argument("--max", dest="max", type=float, | ||
default=0, help="Maximum of the plot") | ||
parser.add_argument("--min", dest="min", type=float, | ||
default=0, help="Minimum of the plot") | ||
parser.add_argument("-s", "--save", dest="save", | ||
default="", help="Where to save plot instead of showing it?") | ||
parser.add_argument("-t", "--title", dest="title", | ||
default="", help="Optional supertitle for plot") | ||
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args, unknown = parser.parse_known_args() | ||
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sys.stdout.write("\nFound " + str(len(unknown)) + " arguments\n") | ||
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pkl_list_main, name_list_main = plot_util.get_pkl_and_name_list(unknown) | ||
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main(pkl_list=pkl_list_main, name_list=name_list_main, autofill=args.autofill, optimum=args.optimum, | ||
save=args.save, title=args.title, log=args.log, y_min=args.min, y_max=args.max) |
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