_base_ = [ '../_base_/models/mask-rcnn_r50_fpn.py', '../_base_/datasets/lvis_v1_instance.py', '../_base_/schedules/schedule_1x.py', '../_base_/default_runtime.py' ] model = dict( roi_head=dict( bbox_head=dict(num_classes=1203), mask_head=dict(num_classes=1203)), test_cfg=dict( rcnn=dict( score_thr=0.0001, # LVIS allows up to 300 max_per_img=300)))