!11309 Add Hierarchical Occlusion Counterfactual

From: @ngtony
Reviewed-by: 
Signed-off-by:

mindspore/ccsrc/utils/summary.proto

@@ -1,5 +1,5 @@
 /**
- * Copyright 2019 Huawei Technologies Co., Ltd
+ * Copyright 2019-2021 Huawei Technologies Co., Ltd
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -121,7 +121,7 @@ message Explain {
         optional string explain_method = 1;
         optional int32 label = 2;
         optional string heatmap_path = 3;
-	}
+    }
 
     message Benchmark{
         optional string benchmark_method = 1;
@@ -131,10 +131,21 @@ message Explain {
     }
 
     message Metadata{
-		repeated string label = 1;
-		repeated string explain_method = 2;
-		repeated string benchmark_method = 3;
-	}
+        repeated string label = 1;
+        repeated string explain_method = 2;
+        repeated string benchmark_method = 3;
+    }
+
+    message HocLayer {
+        optional float prob = 1;
+        repeated int32 box = 2;  // List of repeated x, y, w, h
+    }
+
+    message Hoc {
+        optional int32 label = 1;
+        optional string mask = 2;
+        repeated HocLayer layer = 3;
+    }
 
     optional int32 sample_id = 1;
     optional string image_path = 2;  // The Metadata and image path must have one fill in
@@ -146,4 +157,6 @@ message Explain {
 
     optional Metadata metadata = 7;
     optional string status = 8;  // enum value: run, end
+
+    repeated Hoc hoc = 9; // hierarchical occlusion counterfactual
 }

mindspore/explainer/explanation/_counterfactual/__init__.py

@@ -0,0 +1,15 @@
+# Copyright 2021 Huawei Technologies Co., Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# ============================================================================
+"""Counterfactual modules."""

mindspore/nn/probability/toolbox/uncertainty_evaluation.py

@@ -1,4 +1,4 @@
-# Copyright 2020 Huawei Technologies Co., Ltd
+# Copyright 2020-2021 Huawei Technologies Co., Ltd
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -84,7 +84,7 @@ class UncertaintyEvaluation:
 
     def __init__(self, model, train_dataset, task_type, num_classes=None, epochs=1,
                  epi_uncer_model_path=None, ale_uncer_model_path=None, save_model=False):
-        self.epi_model = model
+        self.epi_model = deepcopy(model)
         self.ale_model = deepcopy(model)
         self.epi_train_dataset = train_dataset
         self.ale_train_dataset = train_dataset