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Fuse fbnet_v2 ConvBNReLu #592

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Fuse fbnet_v2 ConvBNReLu #592

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3 changes: 3 additions & 0 deletions d2go/modeling/backbone/fbnet_cfg.py
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Original file line number Diff line number Diff line change
Expand Up @@ -66,6 +66,9 @@ def add_fbnet_v2_default_configs(_C):
# https://github.com/rbgirshick/yacs/blob/master/yacs/config.py#L410
_C.MODEL.FBNET_V2.NORM_ARGS = []

# Set up operators fusion option in the backbone's blocks
_C.MODEL.FBNET_V2.FUSE_OPS = False

_C.MODEL.VT_FPN = CN()

_C.MODEL.VT_FPN.IN_FEATURES = ["res2", "res3", "res4", "res5"]
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4 changes: 4 additions & 0 deletions d2go/modeling/backbone/fbnet_v2.py
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Expand Up @@ -197,12 +197,16 @@ def build_fbnet(cfg, name, in_channels):
stages = []
trunk_stride_per_stage = _get_stride_per_stage(arch_def_blocks)
shape_spec_per_stage = []
fuse_ops = getattr(cfg.MODEL.FBNET_V2, "FUSE_OPS", False)
is_qat = getattr(cfg, "QAT", False)
for i, stride_i in enumerate(trunk_stride_per_stage):
stages.append(
builder.build_blocks(
arch_def_blocks,
stage_indices=[i],
prefix_name=FBNET_BUILDER_IDENTIFIER + "_",
fuse_ops=fuse_ops,
is_qat=is_qat,
)
)
shape_spec_per_stage.append(
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