# Copyright 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License").
# You may not use this file except in compliance with the License.
# A copy of the License is located at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# or in the "license" file accompanying this file. This file is distributed
# on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
# express or implied. See the License for the specific language governing
# permissions and limitations under the License.
import copy
from syne_tune.experiments.default_baselines import (
RandomSearch,
BayesianOptimization,
ASHA,
MOBSTER,
)
from syne_tune.experiments.baselines import MethodArguments
[docs]
class Methods:
RS = "RS"
BO = "BO"
ASHA = "ASHA"
MOBSTER = "MOBSTER"
ASHA_TANH = "ASHA-TANH"
MOBSTER_TANH = "MOBSTER-TANH"
ASHA_RELU = "ASHA-RELU"
MOBSTER_RELU = "MOBSTER-RELU"
def _modify_config_space(
method_arguments: MethodArguments, value: str
) -> MethodArguments:
result = copy.copy(method_arguments)
result.config_space = dict(
method_arguments.config_space,
hp_activation_fn_1=value,
hp_activation_fn_2=value,
)
return result
methods = {
Methods.RS: lambda method_arguments: RandomSearch(method_arguments),
Methods.BO: lambda method_arguments: BayesianOptimization(method_arguments),
Methods.ASHA: lambda method_arguments: ASHA(
method_arguments,
type="promotion",
),
Methods.MOBSTER: lambda method_arguments: MOBSTER(
method_arguments,
type="promotion",
),
# Fix activations to "tanh"
Methods.ASHA_TANH: lambda method_arguments: ASHA(
_modify_config_space(method_arguments, value="tanh"),
type="promotion",
),
Methods.MOBSTER_TANH: lambda method_arguments: MOBSTER(
_modify_config_space(method_arguments, value="tanh"),
type="promotion",
),
# Fix activations to "relu"
Methods.ASHA_RELU: lambda method_arguments: ASHA(
_modify_config_space(method_arguments, value="relu"),
type="promotion",
),
Methods.MOBSTER_RELU: lambda method_arguments: MOBSTER(
_modify_config_space(method_arguments, value="relu"),
type="promotion",
),
}