behaviors:
  Sorter:
    trainer_type: ppo
    hyperparameters:
      batch_size: 512
      buffer_size: 40960
      learning_rate: 0.0003
      beta: 0.005
      epsilon: 0.2
      lambd: 0.95
      num_epoch: 3
      learning_rate_schedule: linear
    network_settings:
      normalize: False
      hidden_units: 128
      num_layers: 2
      vis_encode_type: simple
    reward_signals:
      extrinsic:
        gamma: 0.99
        strength: 1.0
    keep_checkpoints: 5
    max_steps: 100000000
    time_horizon: 256
    summary_freq: 10000
    threaded: true
environment_parameters:
  num_tiles:
    curriculum:
      - name: Lesson0 # The '-' is important as this is a list
        completion_criteria:
          measure: progress
          behavior: Sorter
          signal_smoothing: true
          min_lesson_length: 100
          threshold: 0.05
        value: 2.0
      - name: Lesson1 # The '-' is important as this is a list
        completion_criteria:
          measure: progress
          behavior: Sorter
          signal_smoothing: true
          min_lesson_length: 100
          threshold: 0.1
        value: 4.0
      - name: Lesson2 # This is the start of the second lesson
        completion_criteria:
          measure: progress
          behavior: Sorter
          signal_smoothing: true
          min_lesson_length: 100
          threshold: 0.15
        value: 6.0
      - name: Lesson3
        completion_criteria:
          measure: progress
          behavior: Sorter
          signal_smoothing: true
          min_lesson_length: 100
          threshold: 0.2
        value: 8.0
      - name: Lesson4 # The '-' is important as this is a list
        completion_criteria:
          measure: progress
          behavior: Sorter
          signal_smoothing: true
          min_lesson_length: 100
          threshold: 0.25
        value: 10.0
      - name: Lesson5 # This is the start of the second lesson
        completion_criteria:
          measure: progress
          behavior: Sorter
          signal_smoothing: true
          min_lesson_length: 100
          threshold: 0.3
        value: 12.0
      - name: Lesson6
        completion_criteria:
          measure: progress
          behavior: Sorter
          signal_smoothing: true
          min_lesson_length: 100
          threshold: 0.35
        value: 14.0
      - name: Lesson7 # This is the start of the second lesson
        completion_criteria:
          measure: progress
          behavior: Sorter
          signal_smoothing: true
          min_lesson_length: 100
          threshold: 0.4
        value: 16.0
      - name: Lesson8
        completion_criteria:
          measure: progress
          behavior: Sorter
          signal_smoothing: true
          min_lesson_length: 100
          threshold: 0.45
        value: 18.0
      - name: Lesson9
        value: 20.0
env_settings:
  num_envs: 8