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Fix Mobilenet v2 from TensorFlow slim

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This commit is contained in:
Dmitry Kurtaev 2019-03-27 15:10:57 +03:00
parent 9340fc0c50
commit 9cfd219d70
3 changed files with 20 additions and 0 deletions
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16
modules/dnn/src/tensorflow/tf_graph_simplifier.cpp
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@ -630,6 +630,21 @@ public:
}
};
class SoftMaxSlimSubgraph : public Subgraph
{
public:
SoftMaxSlimSubgraph()
{
int input = addNodeToMatch("");
int shape = addNodeToMatch("Const");
int shapeOp = addNodeToMatch("Shape", input);
int reshape = addNodeToMatch("Reshape", input, shape);
int softmax = addNodeToMatch("Softmax", reshape);
addNodeToMatch("Reshape", softmax, shapeOp);
setFusedNode("Softmax", input);
}
};
void simplifySubgraphs(tensorflow::GraphDef& net)
{
std::vector<Ptr<Subgraph> > subgraphs;
@ -646,6 +661,7 @@ void simplifySubgraphs(tensorflow::GraphDef& net)
subgraphs.push_back(Ptr<Subgraph>(new ResizeBilinearSubgraph()));
subgraphs.push_back(Ptr<Subgraph>(new UpsamplingKerasSubgraph()));
subgraphs.push_back(Ptr<Subgraph>(new ReshapeAsShapeSubgraph()));
subgraphs.push_back(Ptr<Subgraph>(new SoftMaxSlimSubgraph()));
int numNodes = net.node_size();
std::vector<int> matchedNodesIds;

3
modules/dnn/src/tensorflow/tf_importer.cpp
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@ -661,7 +661,10 @@ void TFImporter::populateNet(Net dstNet)
RemoveIdentityOps(netTxt);
if (!netTxt.ByteSize())
{
simplifySubgraphs(netBin);
sortByExecutionOrder(netBin);
}
std::set<String> layers_to_ignore;

1
modules/dnn/test/test_tf_importer.cpp
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@ -549,6 +549,7 @@ TEST_P(Test_TensorFlow_layers, slice)
TEST_P(Test_TensorFlow_layers, softmax)
{
runTensorFlowNet("keras_softmax");
runTensorFlowNet("slim_softmax");
}
TEST_P(Test_TensorFlow_layers, relu6)