_base_ = [
    '../_base_/models/fcaf3d.py', '../_base_/default_runtime.py',
    '../_base_/datasets/s3dis-3d.py'
]

model = dict(bbox_head=dict(num_classes=5))

optim_wrapper = dict(
    type='OptimWrapper',
    optimizer=dict(type='AdamW', lr=0.001, weight_decay=0.0001),
    clip_grad=dict(max_norm=10, norm_type=2))

# learning rate
param_scheduler = dict(
    type='MultiStepLR',
    begin=0,
    end=12,
    by_epoch=True,
    milestones=[8, 11],
    gamma=0.1)

custom_hooks = [dict(type='EmptyCacheHook', after_iter=True)]

# training schedule for 1x
train_cfg = dict(type='EpochBasedTrainLoop', max_epochs=12, val_interval=12)
val_cfg = dict(type='ValLoop')
test_cfg = dict(type='TestLoop')