def _campaign(work_dir,
campaign_name,
app_name,
params,
encoder,
decoder,
sampler,
actions,
stats,
vary,
num_samples=0,
replicas=1,
db_type='sql',
call_fn=None):
my_campaign = uq.Campaign(name=campaign_name, work_dir=work_dir)
db_location = my_campaign.db_location
# Add the cannonsim app
actions_ = Actions(CreateRunDirectory('/tmp'), Encode(encoder),
actions, Decode(decoder))
my_campaign.add_app(name=app_name, params=params, actions=actions_)
my_campaign.set_app(app_name)
# Set the campaign to use this sampler
my_campaign.set_sampler(sampler)
my_campaign.execute(nsamples=num_samples, sequential=True).collate()
my_campaign = None
# Load state in new campaign object
reloaded_campaign = uq.Campaign(name=campaign_name,
db_location=db_location)
reloaded_campaign.set_app(app_name)
reloaded_campaign.execute(nsamples=num_samples).collate()
# Draw 3 more samples, execute, and collate onto existing dataframe
#reloaded_campaign.draw_samples(num_samples=num_samples, replicas=replicas)
# reloaded_campaign.collate()
if stats is not None:
reloaded_campaign.apply_analysis(stats)
def test_gauss_vector_pce(tmpdir):
# vector version of test_gauss
# loads json output containing vector data from gauss test
params = {
"sigma": {
"type": "float",
"min": 0.0,
"max": 100000.0,
"default": 0.25
},
"mu": {
"type": "float",
"min": 0.0,
"max": 100000.0,
"default": 1
},
"num_steps": {
"type": "integer",
"min": 0,
"max": 100000,
"default": 10
},
"out_file": {
"type": "string",
"default": "output.csv"
},
}
vary = {
"mu": cp.Uniform(1.0, 100.0),
}
encoder = uq.encoders.GenericEncoder(
template_fname='tests/gauss/gauss.template',
target_filename='gauss_in.json')
#decoder = JSONDecoder(target_filename='output.csv.json', output_columns=['numbers'])
decoder = uq.decoders.SimpleCSV(target_filename="output.csv",
output_columns=["numbers"])
execute = uq.actions.ExecuteLocal(
os.path.abspath("tests/gauss/gauss_json.py") + " gauss_in.json")
actions = Actions(CreateRunDirectory('/tmp'), Encode(encoder), execute,
Decode(decoder))
sampler = uq.sampling.PCESampler(vary=vary, polynomial_order=4)
my_campaign = uq.Campaign(name='gauss_vector', work_dir=tmpdir)
my_campaign.add_app(name="gauss_vector", params=params, actions=actions)
my_campaign.set_sampler(sampler)
my_campaign.execute().collate()
data = my_campaign.get_collation_result()
analysis = uq.analysis.PCEAnalysis(sampler=sampler, qoi_cols=["numbers"])
my_campaign.apply_analysis(analysis)
results = my_campaign.get_last_analysis()
def test_gp(tmp_path):
campaign = uq.Campaign(name='test', work_dir=tmp_path)
params = {
"temp_init": {
"type": "float",
"min": 0.0,
"max": 100.0,
"default": 95.0
},
"kappa": {
"type": "float",
"min": 0.0,
"max": 0.1,
"default": 0.025
},
"t_env": {
"type": "float",
"min": 0.0,
"max": 40.0,
"default": 15.0
},
"out_file": {
"type": "string",
"default": "output.csv"
}
}
output_filename = params["out_file"]["default"]
output_columns = ["te"]
# Create an encoder and decoder for PCE test app
encoder = uq.encoders.GenericEncoder(
template_fname='tests/cooling/cooling.template',
delimiter='$',
target_filename='cooling_in.json')
decoder = uq.decoders.SimpleCSV(target_filename=output_filename,
output_columns=output_columns)
execute = ExecuteLocal("{} cooling_in.json".format(
os.path.abspath("tests/cooling/cooling_model.py")))
actions = Actions(CreateRunDirectory('/tmp'), Encode(encoder), execute,
Decode(decoder))
vary = {"kappa": cp.Uniform(0.025, 0.075), "t_env": cp.Uniform(15, 25)}
sampler = uq.sampling.quasirandom.LHCSampler(vary=vary)
campaign.add_app(name='test_app', params=params, actions=actions)
campaign.set_app('test_app')
campaign.set_sampler(sampler)
campaign.execute(nsamples=100).collate()
df = campaign.get_collation_result()
analysis = uq.analysis.gp_analyse.GaussianProcessSurrogate(
['kappa', 't_env'], ['te'])
result = analysis.analyse(df)
def test_qcgpj(settings):
cooling_action = uq.actions.ExecuteLocal(
os.path.abspath("tests/cooling/cooling_model.py") + " cooling_in.json")
actions = Actions(CreateRunDirectory('/tmp'), Encode(settings['encoder']),
cooling_action, Decode(settings['decoder']))
campaign = uq.Campaign(name='beam',
params=settings['params'],
actions=actions)
campaign.set_sampler(settings['cooling_sampler'])
with QCGPJPool() as qcgpj:
campaign.execute(pool=qcgpj).collate()
campaign.apply_analysis(settings['cooling_stats'])
def setup_cooling_app():
params = {
"temp_init": {
"type": "float",
"min": 0.0,
"max": 100.0,
"default": 95.0
},
"kappa": {
"type": "float",
"min": 0.0,
"max": 0.1,
"default": 0.025
},
"t_env": {
"type": "float",
"min": 0.0,
"max": 40.0,
"default": 15.0
},
"out_file": {
"type": "string",
"default": "output.csv"
}
}
output_filename = params["out_file"]["default"]
output_columns = ["te"]
encoder = uq.encoders.GenericEncoder(
template_fname='tests/cooling/cooling.template',
delimiter='$',
target_filename='cooling_in.json')
decoder = uq.decoders.SimpleCSV(target_filename=output_filename,
output_columns=output_columns)
vary = {"kappa": cp.Uniform(0.025, 0.075), "t_env": cp.Uniform(15, 25)}
cooling_sampler = uq.sampling.PCESampler(vary=vary, polynomial_order=3)
cooling_action = uq.actions.ExecuteLocal(
os.path.abspath("tests/cooling/cooling_model.py") + " cooling_in.json")
cooling_stats = uq.analysis.PCEAnalysis(sampler=cooling_sampler,
qoi_cols=output_columns)
actions = Actions(CreateRunDirectory('/tmp'), Encode(encoder),
cooling_action, Decode(decoder))
return params, cooling_sampler, actions, cooling_stats
def test_surrogate_workflow(tmpdir):
campaign = uq.Campaign(name='sc', work_dir=tmpdir)
params = {
"Pe": {
"type": "float",
"min": 1.0,
"max": 2000.0,
"default": 100.0
},
"f": {
"type": "float",
"min": 0.0,
"max": 10.0,
"default": 1.0
},
"out_file": {
"type": "string",
"default": "output.csv"
}
}
output_filename = params["out_file"]["default"]
output_columns = ["u"]
encoder = uq.encoders.GenericEncoder(template_fname='tests/sc/sc.template',
delimiter='$',
target_filename='ade_in.json')
decoder = uq.decoders.SimpleCSV(target_filename=output_filename,
output_columns=output_columns)
execute = ExecuteLocal("{} ade_in.json".format(
os.path.abspath('tests/sc/sc_model.py')))
actions = Actions(CreateRunDirectory('/tmp'), Encode(encoder), execute,
Decode(decoder))
campaign.add_app(name="sc", params=params, actions=actions)
vary = {"Pe": cp.Uniform(100.0, 200.0), "f": cp.Uniform(0.95, 1.05)}
sampler = uq.sampling.SCSampler(vary=vary,
polynomial_order=[2, 5],
quadrature_rule="G")
campaign.set_sampler(sampler)
campaign.execute().collate()
results = campaign.analyse(qoi_cols=output_columns)
def test_multiencoder(tmpdir):
# Set up a fresh campaign called "cannon"
my_campaign = uq.Campaign(name='cannon', work_dir=tmpdir)
# Define parameter space for the cannonsim app
params = {
"angle": {
"type": "float",
"min": 0.0,
"max": 6.28,
"default": 0.79
},
"air_resistance": {
"type": "float",
"min": 0.0,
"max": 1.0,
"default": 0.2
},
"height": {
"type": "float",
"min": 0.0,
"max": 1000.0,
"default": 1.0
},
"time_step": {
"type": "float",
"min": 0.0001,
"max": 1.0,
"default": 0.01
},
"gravity": {
"type": "float",
"min": 0.0,
"max": 1000.0,
"default": 9.8
},
"mass": {
"type": "float",
"min": 0.0001,
"max": 1000.0,
"default": 1.0
},
"velocity": {
"type": "float",
"min": 0.0,
"max": 1000.0,
"default": 10.0
}
}
# Specify a complicated directory hierarchy to test the DirectoryBuilder encoder
directory_tree = {
'dir1': {
'dir2': {
'dir3': None,
'dir4': None
}
},
'dir5': {
'dir6': None
}
}
# Create a multiencoder combining a directory build, and two template encodes
multiencoder = uq.encoders.MultiEncoder(
uq.encoders.DirectoryBuilder(tree=directory_tree),
uq.encoders.GenericEncoder(
template_fname='tests/cannonsim/test_input/cannonsim.template',
delimiter='#',
target_filename='dir1/dir2/dir3/in.cannon'),
uq.encoders.GenericEncoder(
template_fname='tests/cannonsim/test_input/cannonsim.template',
delimiter='#',
target_filename='dir5/dir6/in.cannon.2'))
# Create decoder and collater for the cannonsim app
decoder = uq.decoders.SimpleCSV(
target_filename='output.csv',
output_columns=['Dist', 'lastvx', 'lastvy'])
actions = Actions(
CreateRunDirectory('/tmp'), Encode(multiencoder),
uq.actions.ExecuteLocal(
os.path.abspath(
"tests/cannonsim/bin/cannonsim dir5/dir6/in.cannon.2") +
" output.csv"), Decode(decoder))
# Add the cannonsim app
my_campaign.add_app(name="cannonsim", params=params, actions=actions)
# Set the active app to be cannonsim (this is redundant when only one app
# has been added)
my_campaign.set_app("cannonsim")
# Set up sampler
sweep1 = {
"angle": [0.1, 0.2, 0.3],
"height": [2.0, 10.0],
"velocity": [10.0, 10.1, 10.2]
}
sampler = uq.sampling.BasicSweep(sweep=sweep1)
# Set the campaign to use this sampler
my_campaign.set_sampler(sampler)
reloaded_campaign = uq.Campaign('cannon',
db_location=my_campaign.db_location)
my_campaign.execute(sequential=True).collate()
# Create a BasicStats analysis element and apply it to the campaign
stats = uq.analysis.BasicStats(qoi_cols=['Dist', 'lastvx', 'lastvy'])
my_campaign.apply_analysis(stats)
def campaign(tmpdir):
params = {
"angle": {
"type": "float",
"min": 0.0,
"max": 6.28,
"default": 0.79
},
"air_resistance": {
"type": "float",
"min": 0.0,
"max": 1.0,
"default": 0.2
},
"height": {
"type": "float",
"min": 0.0,
"max": 1000.0,
"default": 1.0
},
"time_step": {
"type": "float",
"min": 0.0001,
"max": 1.0,
"default": 0.01
},
"gravity": {
"type": "float",
"min": 0.0,
"max": 1000.0,
"default": 9.8
},
"mass": {
"type": "float",
"min": 0.0001,
"max": 1000.0,
"default": 1.0
},
"velocity": {
"type": "float",
"min": 0.0,
"max": 1000.0,
"default": 10.0
}
}
encoder = uq.encoders.GenericEncoder(
template_fname=f'{TEST_PATH}/cannonsim/test_input/cannonsim.template',
target_filename='in.cannon')
decoder = uq.decoders.SimpleCSV(
target_filename='output.csv',
output_columns=['Dist', 'lastvx', 'lastvy'])
execute = ExecuteLocal(
f"{TEST_PATH}/cannonsim/bin/cannonsim in.cannon output.csv")
campaign = uq.Campaign(name='test', work_dir=tmpdir)
actions = Actions(CreateRunDirectory('/tmp'), Encode(encoder), execute,
Decode(decoder))
campaign.add_app(name='test', params=params, actions=actions)
campaign.set_app('test')
stats = uq.analysis.BasicStats(qoi_cols=['Dist', 'lastvx', 'lastvy'])
# Make a random sampler
vary = {
"angle": cp.Uniform(0.0, 1.0),
"height": cp.Uniform(2.0, 10.0),
"velocity": cp.Normal(10.0, 1.0),
"mass": cp.Uniform(1.0, 5.0)
}
sampler = uq.sampling.RandomSampler(vary=vary)
campaign.set_sampler(sampler)
campaign.execute(nsamples=100, sequential=True).collate()
return campaign
def test_surrogate_workflow(tmpdir, sampler):
campaign = uq.Campaign(name='sc', work_dir=tmpdir)
params = {
"Pe": {
"type": "float",
"min": 1.0,
"max": 2000.0,
"default": 100.0
},
"f": {
"type": "float",
"min": 0.0,
"max": 10.0,
"default": 1.0
},
"out_file": {
"type": "string",
"default": "output.csv"
},
"chain_id": {
"type": "integer",
"default": 0
}
}
output_filename = params["out_file"]["default"]
output_columns = ["u"]
encoder = uq.encoders.GenericEncoder(template_fname='tests/sc/sc.template',
delimiter='$',
target_filename='ade_in.json')
decoder = uq.decoders.SimpleCSV(target_filename=output_filename,
output_columns=output_columns)
execute = ExecuteLocal("{} ade_in.json".format(
os.path.abspath('tests/sc/sc_model.py')))
actions = Actions(CreateRunDirectory('/tmp'), Encode(encoder), execute,
Decode(decoder))
campaign.add_app(name="sc", params=params, actions=actions)
campaign.set_sampler(sampler)
campaign.execute().collate()
results = campaign.analyse(qoi_cols=output_columns)
surrogate = results.surrogate()
df = campaign.get_collation_result()
for index, row in df.iterrows():
surrogate_y = surrogate({'Pe': row['Pe'][0], 'f': row['f'][0]})['u']
model_y = row['u'].values
assert (pytest.approx(surrogate_y == model_y))
# Attempt callibration with MCMC
campaign.add_app(name='surrogate',
params=params,
actions=Actions(ExecutePython(surrogate)))
db_location = campaign.db_location
campaign = None
reloaded_campaign = uq.Campaign('sc', db_location=db_location)
assert (reloaded_campaign._active_app_name == 'surrogate')
u = np.array([
0., 0.00333333, 0.00666667, 0.01, 0.01333333, 0.01666667, 0.02,
0.02333333, 0.02666667, 0.03, 0.03333333, 0.03666667, 0.04, 0.04333333,
0.04666667, 0.05, 0.05333333, 0.05666667, 0.06, 0.06333333, 0.06666667,
0.07, 0.07333333, 0.07666667, 0.08, 0.08333333, 0.08666667, 0.09,
0.09333333, 0.09666667, 0.1, 0.10333333, 0.10666667, 0.11, 0.11333333,
0.11666667, 0.12, 0.12333333, 0.12666667, 0.13, 0.13333333, 0.13666667,
0.14, 0.14333333, 0.14666667, 0.15, 0.15333333, 0.15666667, 0.16,
0.16333333, 0.16666667, 0.17, 0.17333333, 0.17666667, 0.18, 0.18333333,
0.18666667, 0.19, 0.19333333, 0.19666667, 0.2, 0.20333333, 0.20666667,
0.21, 0.21333333, 0.21666667, 0.22, 0.22333333, 0.22666667, 0.23,
0.23333333, 0.23666667, 0.24, 0.24333333, 0.24666667, 0.25, 0.25333333,
0.25666667, 0.26, 0.26333333, 0.26666667, 0.27, 0.27333333, 0.27666667,
0.28, 0.28333333, 0.28666667, 0.29, 0.29333333, 0.29666667, 0.3,
0.30333333, 0.30666667, 0.31, 0.31333333, 0.31666667, 0.32, 0.32333333,
0.32666667, 0.33, 0.33333333, 0.33666667, 0.34, 0.34333333, 0.34666667,
0.35, 0.35333333, 0.35666667, 0.36, 0.36333333, 0.36666667, 0.37,
0.37333333, 0.37666667, 0.38, 0.38333333, 0.38666667, 0.39, 0.39333333,
0.39666667, 0.4, 0.40333333, 0.40666667, 0.41, 0.41333333, 0.41666667,
0.42, 0.42333333, 0.42666667, 0.43, 0.43333333, 0.43666667, 0.44,
0.44333333, 0.44666667, 0.45, 0.45333333, 0.45666667, 0.46, 0.46333333,
0.46666667, 0.47, 0.47333333, 0.47666667, 0.48, 0.48333333, 0.48666667,
0.49, 0.49333333, 0.49666667, 0.5, 0.50333333, 0.50666667, 0.51,
0.51333333, 0.51666667, 0.52, 0.52333333, 0.52666667, 0.53, 0.53333333,
0.53666667, 0.54, 0.54333333, 0.54666667, 0.55, 0.55333333, 0.55666667,
0.56, 0.56333333, 0.56666667, 0.57, 0.57333333, 0.57666667, 0.58,
0.58333333, 0.58666667, 0.59, 0.59333333, 0.59666667, 0.6, 0.60333333,
0.60666667, 0.61, 0.61333333, 0.61666667, 0.62, 0.62333333, 0.62666667,
0.63, 0.63333333, 0.63666667, 0.64, 0.64333333, 0.64666667, 0.65,
0.65333333, 0.65666667, 0.66, 0.66333333, 0.66666667, 0.67, 0.67333333,
0.67666667, 0.68, 0.68333333, 0.68666667, 0.69, 0.69333333, 0.69666667,
0.7, 0.70333333, 0.70666667, 0.71, 0.71333333, 0.71666667, 0.72,
0.72333333, 0.72666667, 0.73, 0.73333333, 0.73666667, 0.74, 0.74333333,
0.74666667, 0.75, 0.75333333, 0.75666667, 0.76, 0.76333333, 0.76666667,
0.77, 0.77333333, 0.77666667, 0.78, 0.78333333, 0.78666667, 0.79,
0.79333333, 0.79666667, 0.8, 0.80333333, 0.80666667, 0.81, 0.81333333,
0.81666667, 0.82, 0.82333333, 0.82666667, 0.83, 0.83333333, 0.83666667,
0.84, 0.84333333, 0.84666667, 0.85, 0.85333333, 0.85666667, 0.86,
0.86333333, 0.86666667, 0.87, 0.87333333, 0.87666666, 0.87999999,
0.88333332, 0.88666664, 0.88999995, 0.89333325, 0.89666653, 0.89999978,
0.90333296, 0.90666605, 0.90999898, 0.91333163, 0.91666382, 0.91999526,
0.92332544, 0.9266535, 0.92997806, 0.93329677, 0.93660573, 0.93989844,
0.94316407, 0.94638456, 0.94952982, 0.95254969, 0.9553606, 0.95782322,
0.95970536, 0.96062005, 0.9599223, 0.95653717, 0.94867307, 0.933344,
0.90557333, 0.85706667, 0.774, 0.63333333, 0.39666667, 0.
])
def proposal(x):
return cp.J(cp.Normal(x['Pe'], 1.0), cp.Normal(x['f'], 0.001))
def loglikelihood(x):
return -((u - x)**2).sum()
init = {'Pe': [110.0], 'f': [2.0]}
reloaded_campaign.set_sampler(
uq.sampling.MCMCSampler(init, proposal, 'u', 1, loglikelihood))
iterator = reloaded_campaign.iterate(mark_invalid=True)
for _ in range(100):
next(iterator).collate()
df = reloaded_campaign.get_collation_result()
assert (len(df) > 0)
assert (len(df) <= 100)
results = reloaded_campaign.analyse()
},
"outfile": {
"type": "string",
"default": "output.json"
}
}
encoder = uq.encoders.GenericEncoder(template_fname='beam.template',
delimiter='$',
target_filename='input.json')
decoder = uq.decoders.JSONDecoder(target_filename='output.json',
output_columns=['g1'])
execute = ExecuteLocal('{}/beam input.json'.format(os.getcwd()))
actions = Actions(CreateRunDirectory('/tmp'), Encode(encoder), execute,
Decode(decoder))
campaign = uq.Campaign(name='beam', params=params, actions=actions)
vary = {
"F": cp.Normal(1, 0.1),
"L": cp.Normal(1.5, 0.01),
"a": cp.Uniform(0.7, 1.2),
"D": cp.Triangle(0.75, 0.8, 0.85)
}
campaign.set_sampler(uq.sampling.PCESampler(vary=vary, polynomial_order=1))
with QCGPJPool(
template_params={'venv': '/home/bartek/.virtualenv/qcgpj7'}) as qcgpj:
#with QCGPJPool() as qcgpj:
def adaptive_campaign():
d = 3
number_of_adaptations = 3
campaign = uq.Campaign(name='sc', work_dir='/tmp')
params = {}
for i in range(d):
params["x%d" % (i + 1)] = {"type": "float",
"min": 0.0,
"max": 1.0,
"default": 0.5}
params["out_file"] = {"type": "string", "default": "output.csv"}
output_filename = params["out_file"]["default"]
output_columns = ["f"]
# Create an encoder, decoder and collation element
encoder = uq.encoders.GenericEncoder(
template_fname='tests/sc/poly_model_anisotropic.template',
# template_fname='./sc/poly_model_anisotropic.template',
delimiter='$',
target_filename='poly_in.json')
decoder = uq.decoders.SimpleCSV(target_filename=output_filename,
output_columns=output_columns)
execute = ExecuteLocal(os.path.abspath("tests/sc/poly_model_anisotropic.py") + " poly_in.json")
actions = Actions(CreateRunDirectory('/tmp'), Encode(encoder), execute, Decode(decoder))
# Add the SC app (automatically set as current app)
campaign.add_app(name="sc",
params=params,
actions=actions)
# Create the sampler
vary = {}
for i in range(d):
vary["x%d" % (i + 1)] = cp.Uniform(0, 1)
sampler = uq.sampling.SCSampler(vary=vary, polynomial_order=1,
quadrature_rule="C",
sparse=True, growth=True,
midpoint_level1=True,
dimension_adaptive=True)
campaign.set_sampler(sampler)
campaign.execute().collate()
data_frame = campaign.get_collation_result()
analysis = uq.analysis.SCAnalysis(sampler=sampler, qoi_cols=output_columns)
campaign.apply_analysis(analysis)
for i in range(number_of_adaptations):
sampler.look_ahead(analysis.l_norm)
campaign.execute().collate()
data_frame = campaign.get_collation_result()
analysis.adapt_dimension('f', data_frame)
campaign.apply_analysis(analysis)
logging.debug(analysis.l_norm)
logging.debug(sampler.admissible_idx)
results = campaign.get_last_analysis()
return sampler, analysis, results
def setup_cannonsim_app():
params = {
"angle": {
"type": "float",
"min": 0.0,
"max": 6.28,
"default": 0.79
},
"air_resistance": {
"type": "float",
"min": 0.0,
"max": 1.0,
"default": 0.2
},
"height": {
"type": "float",
"min": 0.0,
"max": 1000.0,
"default": 1.0
},
"time_step": {
"type": "float",
"min": 0.0001,
"max": 1.0,
"default": 0.01
},
"gravity": {
"type": "float",
"min": 0.0,
"max": 1000.0,
"default": 9.8
},
"mass": {
"type": "float",
"min": 0.0001,
"max": 1000.0,
"default": 1.0
},
"velocity": {
"type": "float",
"min": 0.0,
"max": 1000.0,
"default": 10.0
}
}
encoder = uq.encoders.GenericEncoder(
template_fname='tests/cannonsim/test_input/cannonsim.template',
delimiter='#',
target_filename='in.cannon')
decoder = uq.decoders.SimpleCSV(
target_filename='output.csv',
output_columns=['Dist', 'lastvx', 'lastvy'])
vary = {
"gravity": cp.Uniform(1.0, 9.8),
"mass": cp.Uniform(2.0, 10.0),
}
cannon_sampler = uq.sampling.RandomSampler(vary=vary, max_num=5)
cannon_action = uq.actions.ExecuteLocal(
os.path.abspath("tests/cannonsim/bin/cannonsim") +
" in.cannon output.csv")
cannon_stats = uq.analysis.BasicStats(
qoi_cols=['Dist', 'lastvx', 'lastvy'])
actions = Actions(CreateRunDirectory('/tmp'), Encode(encoder),
cannon_action, Decode(decoder))
return params, cannon_sampler, actions, cannon_stats
def test_anisotropic_order(tmpdir):
# Set up a fresh campaign called "sc"
my_campaign = uq.Campaign(name='sc',
work_dir=tmpdir,
db_location='sqlite:///')
# Define parameter space
params = {
"Pe": {
"type": "float",
"min": 1.0,
"max": 2000.0,
"default": 100.0
},
"f": {
"type": "float",
"min": 0.0,
"max": 10.0,
"default": 1.0
},
"out_file": {
"type": "string",
"default": "output.csv"
}
}
output_filename = params["out_file"]["default"]
output_columns = ["u"]
# Create an encoder, decoder and collation element
encoder = uq.encoders.GenericEncoder(template_fname='tests/sc/sc.template',
delimiter='$',
target_filename='ade_in.json')
decoder = uq.decoders.SimpleCSV(target_filename=output_filename,
output_columns=output_columns)
execute = ExecuteLocal("{} ade_in.json".format(
os.path.abspath('tests/sc/sc_model.py')))
actions = Actions(CreateRunDirectory('/tmp'), Encode(encoder), execute,
Decode(decoder))
# Add the SC app (automatically set as current app)
my_campaign.add_app(name="sc", params=params, actions=actions)
# Create the sampler
vary = {"Pe": cp.Uniform(100.0, 200.0), "f": cp.Uniform(0.95, 1.05)}
# different orders for the 2 parameters
sampler = uq.sampling.SCSampler(vary=vary,
polynomial_order=[2, 5],
quadrature_rule="G")
# Associate the sampler with the campaign
my_campaign.set_sampler(sampler)
my_campaign.execute().collate()
# Post-processing analysis
analysis = uq.analysis.SCAnalysis(sampler=sampler, qoi_cols=output_columns)
my_campaign.apply_analysis(analysis)
results = my_campaign.get_last_analysis()
return results, sampler, analysis
def sparse_campaign():
# Set up a fresh campaign called "sc"
campaign = uq.Campaign(name='sc', work_dir='/tmp')
# Define parameter space
params = {
"x1": {
"type": "float",
"min": 0.0,
"max": 1.0,
"default": 0.5
},
"x2": {
"type": "float",
"min": 0.0,
"max": 1.0,
"default": 0.5
},
"out_file": {
"type": "string",
"default": "output.csv"
}
}
output_filename = params["out_file"]["default"]
output_columns = ["f"]
# Create an encoder, decoder and collation element
encoder = uq.encoders.GenericEncoder(template_fname=HOME +
'/sc/sobol.template',
delimiter='$',
target_filename='poly_in.json')
decoder = uq.decoders.SimpleCSV(target_filename=output_filename,
output_columns=output_columns)
execute = ExecuteLocal(
os.path.abspath("tests/sc/sobol_model.py") + " poly_in.json")
actions = Actions(CreateRunDirectory('/tmp'), Encode(encoder), execute,
Decode(decoder))
# Add the SC app (automatically set as current app)
campaign.add_app(name="sc", params=params, actions=actions)
# Create the sampler
vary = {"x1": cp.Uniform(0.0, 1.0), "x2": cp.Uniform(0.0, 1.0)}
# To use 'next_level_sparse_grid' below, we must select a nested
# sparse grid here
sampler = uq.sampling.SCSampler(vary=vary,
polynomial_order=5,
quadrature_rule="C",
sparse=True,
growth=True)
# Associate the sampler with the campaign
campaign.set_sampler(sampler)
logging.debug('Number of samples:', sampler.n_samples)
campaign.execute().collate()
# Post-processing analysis
analysis = uq.analysis.SCAnalysis(sampler=sampler, qoi_cols=output_columns)
campaign.apply_analysis(analysis)
results = campaign.get_last_analysis()
n_adaptations = 1
for i in range(n_adaptations):
# update the sparse grid to the next level
sampler.next_level_sparse_grid()
campaign.execute().collate()
campaign.apply_analysis(analysis)
results = campaign.get_last_analysis()
return sampler, analysis, results
def test_multisampler(tmpdir):
# Set up a fresh campaign called "cannon"
my_campaign = uq.Campaign(name='cannon', work_dir=tmpdir)
# Define parameter space for the cannonsim app
params = {
"angle": {
"type": "float",
"min": 0.0,
"max": 6.28,
"default": 0.79
},
"air_resistance": {
"type": "float",
"min": 0.0,
"max": 1.0,
"default": 0.2
},
"height": {
"type": "float",
"min": 0.0,
"max": 1000.0,
"default": 1.0
},
"time_step": {
"type": "float",
"min": 0.0001,
"max": 1.0,
"default": 0.01
},
"gravity": {
"type": "float",
"min": 0.0,
"max": 1000.0,
"default": 9.8
},
"mass": {
"type": "float",
"min": 0.0001,
"max": 1000.0,
"default": 1.0
},
"velocity": {
"type": "float",
"min": 0.0,
"max": 1000.0,
"default": 10.0
}
}
# Create an encoder, decoder and collater for the cannonsim app
encoder = uq.encoders.GenericEncoder(
template_fname='tests/cannonsim/test_input/cannonsim.template',
delimiter='#',
target_filename='in.cannon')
decoder = uq.decoders.SimpleCSV(
target_filename='output.csv',
output_columns=['Dist', 'lastvx', 'lastvy'])
execute = uq.actions.ExecuteLocal(
os.path.abspath("tests/cannonsim/bin/cannonsim") +
" in.cannon output.csv")
actions = Actions(CreateRunDirectory('/tmp'), Encode(encoder), execute,
Decode(decoder))
# Add the cannonsim app
my_campaign.add_app(name="cannonsim", params=params, actions=actions)
# Set the active app to be cannonsim (this is redundant when only one app
# has been added)
my_campaign.set_app("cannonsim")
# Set up samplers
sweep1 = {
"angle": [0.1, 0.2, 0.3],
"height": [2.0, 10.0],
"velocity": [10.0, 10.1, 10.2]
}
sampler1 = uq.sampling.BasicSweep(sweep=sweep1)
sweep2 = {"air_resistance": [0.2, 0.3, 0.4]}
sampler2 = uq.sampling.BasicSweep(sweep=sweep2)
vary = {
"gravity": cp.Uniform(1.0, 9.8),
"mass": cp.Uniform(2.0, 10.0),
}
sampler3 = uq.sampling.RandomSampler(vary=vary, max_num=5)
# Make a multisampler
multisampler = uq.sampling.MultiSampler(sampler1, sampler2, sampler3)
# Set the campaign to use this sampler
my_campaign.set_sampler(multisampler)
# Test reloading
reloaded_campaign = uq.Campaign('cannon',
db_location=my_campaign.db_location)
my_campaign.execute(sequential=True).collate()
# Create a BasicStats analysis element and apply it to the campaign
stats = uq.analysis.BasicStats(qoi_cols=['Dist', 'lastvx', 'lastvy'])
my_campaign.apply_analysis(stats)