/
constants.py
89 lines (76 loc) · 1.89 KB
/
constants.py
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# constants
# author: Jungtaek Kim (jtkim@postech.ac.kr)
# last updated: November 26, 2019
import numpy as np
JITTER_ACQ = 1e-5
JITTER_COV = 1e-5
JITTER_LOG = 1e-7
STR_OPTIMIZER_METHOD_GP = 'BFGS'
STR_OPTIMIZER_METHOD_BO = 'L-BFGS-B'
STR_GP_COV = 'matern52'
STR_BO_ACQ = 'ei'
STR_BO_INITIALIZATION = 'uniform'
STR_AO_INITIALIZATION = 'uniform'
STR_MLM_METHOD = 'regular'
STR_MODELSELECTION_METHOD = 'ml'
NUM_BO_GRID = 50
NUM_BO_RANDOM = 1000
NUM_ACQ_SAMPLES = 100
MULTIPLIER_ACQ = 10.0
MULTIPLIER_RESPONSE = 10.0
IS_NORMALIZED_RESPONSE = True
GP_NOISE = 1e-2
IS_FIXED_GP_NOISE = True
BOUND_UPPER_GP_NOISE = np.inf
RANGE_SIGNAL = [[1e-2, 1e3]]
RANGE_LENGTHSCALES = [[1e-2, 1e3]]
RANGE_NOISE = [[1e-3, 1e1]]
TIME_PAUSE = 2.0
RANGE_SHADE = 1.96
ALLOWED_OPTIMIZER_METHOD_GP = ['BFGS', 'L-BFGS-B', 'DIRECT']
ALLOWED_OPTIMIZER_METHOD_BO = ['L-BFGS-B', 'DIRECT', 'CMA-ES']
# INFO: Do not use _ (underscore) in base str_cov.
ALLOWED_GP_COV_BASE = ['se', 'matern32', 'matern52']
ALLOWED_GP_COV_SET = ['set_' + str_cov for str_cov in ALLOWED_GP_COV_BASE]
ALLOWED_GP_COV = ALLOWED_GP_COV_BASE + ALLOWED_GP_COV_SET
ALLOWED_BO_ACQ = ['pi', 'ei', 'ucb', 'aei', 'pure_exploit', 'pure_explore']
ALLOWED_INITIALIZATIONS_BO = ['sobol', 'uniform', 'latin']
ALLOWED_INITIALIZATIONS_AO = ALLOWED_INITIALIZATIONS_BO + ['grid']
ALLOWED_MLM_METHOD = ['regular', 'converged']
ALLOWED_MODELSELECTION_METHOD = ['ml', 'loocv']
ALLOWED_FRAMEWORK_GP = ['scipy', 'tensorflow']
KEYS_INFO_BENCHMARK = ['dim_fun', 'bounds', 'global_minimum_X', 'global_minimum_y']
COLORS = [
'red',
'green',
'blue',
'orange',
'olive',
'purple',
'darkred',
'limegreen',
'deepskyblue',
'lightsalmon',
'aquamarine',
'navy',
'rosybrown',
'darkkhaki',
'darkslategray',
]
MARKERS = [
'.',
'x',
'*',
'+',
'^',
'v',
'<',
'>',
'd',
',',
'8',
'h',
'1',
'2',
'3',
]