我目前正在开发一款整洁的Python AI,它可以学习玩蛇和飞鸟。我能够找到文档,但我似乎不知道如何更改最大生成值
我当前导入程序的niat.txt配置文件如下所示:
[NEAT]
fitness_criterion = max
fitness_threshold = 10000
pop_size = 100
reset_on_extinction = False
[DefaultGenome]
# node activation options
activation_default = tanh
activation_mutate_rate = 0.1
activation_options = tanh
# node aggregation options
aggregation_default = sum
aggregation_mutate_rate = 0.0
aggregation_options = sum
# node bias options
bias_init_mean = 0.0
bias_init_stdev = 1.0
bias_max_value = 30.0
bias_min_value = -30.0
bias_mutate_power = 0.5
bias_mutate_rate = 0.7
bias_replace_rate = 0.1
# genome compatibility options
compatibility_disjoint_coefficient = 1.0
compatibility_weight_coefficient = 0.5
# connection add/remove rates
conn_add_prob = 0.5
conn_delete_prob = 0.5
# connection enable options
enabled_default = True
enabled_mutate_rate = 0.01
feed_forward = True
initial_connection = full_direct
# node add/remove rates
node_add_prob = 0.2
node_delete_prob = 0.2
# network parameters
num_hidden = 1
num_inputs = 3
num_outputs = 1
# node response options
response_init_mean = 1.0
response_init_stdev = 0.0
response_max_value = 30.0
response_min_value = -30.0
response_mutate_power = 0.0
response_mutate_rate = 0.0
response_replace_rate = 0.0
# connection weight options
weight_init_mean = 0.0
weight_init_stdev = 1.0
weight_max_value = 30
weight_min_value = -30
weight_mutate_power = 0.5
weight_mutate_rate = 0.8
weight_replace_rate = 0.1
[DefaultSpeciesSet]
compatibility_threshold = 3.0
[DefaultStagnation]
species_fitness_func = max
max_stagnation = 20
species_elitism = 2
[DefaultReproduction]
elitism = 2
survival_threshold = 0.2
是否有任何新的部分,我可以添加到这个现有的代码块,允许我输入的最大生成数
根据问题中的有用信息:
“我似乎不知道如何更改最大生成值。”
这可以通过定义p objects run函数的max_代来实现
这在这里的XOR工作示例中进行了概述
https://github.com/CodeReclaimers/neat-python/blob/c2b79c88667a1798bfe33c00dd8e251ef8be41fa/examples/xor/evolve-feedforward.py#L40
如果我们再深入一点https://neat-python.readthedocs.io/en/latest/xor_example.html上显示的示例,我们可以看到一个关于如何定义它的清晰解释
我们设置了一个基本配置(在您提供的配置文件中定义)
创建我们的p对象
添加一些花哨的报道
添加检查点。
这将每5代保存一个文件。您将能够在名为“neat-checkpoint-X”的脚本所在的同一目录中找到作为pickle保存的检查点
最终将我们的评估运行300代
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