Fix config bug

configs/nus/hv_pointpillars_secfpn_sbn-all_4x8_2x_nus-3d.py

@@ -41,7 +41,7 @@ model = dict(
         norm_cfg=dict(type='naiveSyncBN2d', eps=1e-3, momentum=0.01),
         in_channels=[64, 128, 256],
         upsample_strides=[1, 2, 4],
-        out_channels=[128, 128, 128],
+        num_upsample_filters=[128, 128, 128],
     ),
     pts_bbox_head=dict(
         type='Anchor3DVeloHead',

mmdet3d/models/backbones/second.py

@@ -7,7 +7,7 @@ from mmdet.models import BACKBONES
 
 @BACKBONES.register_module()
 class SECOND(nn.Module):
-    """Backbone network for SECOND/PointPillars/MVXNet
+    """Backbone network for SECOND/PointPillars/PartA2/MVXNet
 
     Args:
         in_channels (int): Input channels