× type: MemoryGym
name: MortarMayhem-Grid-v0
frame_skip: 1
last_action_to_obs: False
last_reward_to_obs: False
obs_stacks: 1
grayscale: False
resize_vis_obs: [84, 84]
positional_encoding: False
reset_params:
        start-seed: 200001
        num-seeds: 1
        agent_scale: 0.25
        arena_size: 5
        allowed_commands: 5
        command_count: [10]
        command_show_duration: [3]
        command_show_delay: [1]
        explosion_duration: [2]
        explosion_delay: [6]
        reward_command_failure: 0.0
        reward_command_success: 0.1
        reward_episode_success: 0.0
        seed: 200001
reward_normalization: 0
positional_endocing: False
× load_model: False
model_path:
checkpoint_interval: 500
activation: relu
vis_encoder: cnn
vec_encoder: linear
num_vec_encoder_units: 128
hidden_layer: default
num_hidden_layers: 1
num_hidden_units: 384
transformer:
        num_blocks: 3
        embed_dim: 384
        num_heads: 4
        memory_length: 119
        positional_encoding: absolute
        layer_norm: pre
        init_weights: xavier
        gtrxl: False
        gtrxl_bias: 0.0
        gtrxl_swap: False
        share_heads: True
        max_episode_steps: 120
        add_positional_encoding_to_query: False
× n_workers: 32
worker_steps: 512
× algorithm: PPO
resume_at: 0
gamma: 0.995
lamda: 0.95
updates: 10000
epochs: 3
refresh_buffer_epoch: -1
n_mini_batches: 8
advantage_normalization: no
value_coefficient: 0.5
max_grad_norm: 0.25
share_parameters: True
learning_rate_schedule:
        initial: 0.000275
        final: 1e-05
        power: 1.0
        max_decay_steps: 10000
beta_schedule:
        initial: 0.0001
        final: 1e-06
        power: 1.0
        max_decay_steps: 10000
clip_range_schedule:
        initial: 0.1
        final: 0.1
        power: 1.0
        max_decay_steps: 10000
obs_reconstruction_schedule: {'initial': 0.0}

Mortar Mayhem Grid
+ Transformer-XL