COMPMID-1008: Fix Doxygen issues

Change-Id: Ie73d8771f85d1f5b059f3a56f1bbd73c98e94a38
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/124723
Reviewed-by: Michalis Spyrou <michalis.spyrou@arm.com>
Tested-by: Jenkins <bsgcomp@arm.com>
diff --git a/arm_compute/graph2/nodes/ActivationLayerNode.h b/arm_compute/graph2/nodes/ActivationLayerNode.h
index c377523..cb19c81 100644
--- a/arm_compute/graph2/nodes/ActivationLayerNode.h
+++ b/arm_compute/graph2/nodes/ActivationLayerNode.h
@@ -30,6 +30,7 @@
 {
 namespace graph2
 {
+/** Activation Layer node */
 class ActivationLayerNode final : public INode
 {
 public:
diff --git a/arm_compute/graph2/nodes/BatchNormalizationLayerNode.h b/arm_compute/graph2/nodes/BatchNormalizationLayerNode.h
index a521938..a6e8e2b 100644
--- a/arm_compute/graph2/nodes/BatchNormalizationLayerNode.h
+++ b/arm_compute/graph2/nodes/BatchNormalizationLayerNode.h
@@ -30,6 +30,7 @@
 {
 namespace graph2
 {
+/** Batch Normalization Layer node */
 class BatchNormalizationLayerNode final : public INode
 {
 public:
diff --git a/arm_compute/graph2/nodes/ConstNode.h b/arm_compute/graph2/nodes/ConstNode.h
index 73a2246..e1c6617 100644
--- a/arm_compute/graph2/nodes/ConstNode.h
+++ b/arm_compute/graph2/nodes/ConstNode.h
@@ -30,6 +30,7 @@
 {
 namespace graph2
 {
+/** Const node */
 class ConstNode final : public INode
 {
 public:
diff --git a/arm_compute/graph2/nodes/ConvolutionLayerNode.h b/arm_compute/graph2/nodes/ConvolutionLayerNode.h
index 1af344e..6e3c9be 100644
--- a/arm_compute/graph2/nodes/ConvolutionLayerNode.h
+++ b/arm_compute/graph2/nodes/ConvolutionLayerNode.h
@@ -30,6 +30,7 @@
 {
 namespace graph2
 {
+/** Convolution Layer node */
 class ConvolutionLayerNode final : public INode
 {
 public:
diff --git a/arm_compute/graph2/nodes/DepthConcatenateLayerNode.h b/arm_compute/graph2/nodes/DepthConcatenateLayerNode.h
index 617b984..23c3104 100644
--- a/arm_compute/graph2/nodes/DepthConcatenateLayerNode.h
+++ b/arm_compute/graph2/nodes/DepthConcatenateLayerNode.h
@@ -30,6 +30,7 @@
 {
 namespace graph2
 {
+/** Depth Concatenation Layer node */
 class DepthConcatenateLayerNode final : public INode
 {
 public:
diff --git a/arm_compute/graph2/nodes/DepthwiseConvolutionLayerNode.h b/arm_compute/graph2/nodes/DepthwiseConvolutionLayerNode.h
index 1b05edf..d5b8e34 100644
--- a/arm_compute/graph2/nodes/DepthwiseConvolutionLayerNode.h
+++ b/arm_compute/graph2/nodes/DepthwiseConvolutionLayerNode.h
@@ -30,6 +30,7 @@
 {
 namespace graph2
 {
+/** Depthwise Convolution Layer node */
 class DepthwiseConvolutionLayerNode final : public INode
 {
 public:
diff --git a/arm_compute/graph2/nodes/EltwiseLayerNode.h b/arm_compute/graph2/nodes/EltwiseLayerNode.h
index 2b217de..48df2b7 100644
--- a/arm_compute/graph2/nodes/EltwiseLayerNode.h
+++ b/arm_compute/graph2/nodes/EltwiseLayerNode.h
@@ -30,6 +30,7 @@
 {
 namespace graph2
 {
+/** Eltwise Layer node */
 class EltwiseLayerNode final : public INode
 {
 public:
diff --git a/arm_compute/graph2/nodes/FlattenLayerNode.h b/arm_compute/graph2/nodes/FlattenLayerNode.h
index de601f5..41f6f85 100644
--- a/arm_compute/graph2/nodes/FlattenLayerNode.h
+++ b/arm_compute/graph2/nodes/FlattenLayerNode.h
@@ -30,6 +30,7 @@
 {
 namespace graph2
 {
+/** Flatten Layer node */
 class FlattenLayerNode final : public INode
 {
 public:
diff --git a/arm_compute/graph2/nodes/FullyConnectedLayerNode.h b/arm_compute/graph2/nodes/FullyConnectedLayerNode.h
index 836f20f..5c71f4c 100644
--- a/arm_compute/graph2/nodes/FullyConnectedLayerNode.h
+++ b/arm_compute/graph2/nodes/FullyConnectedLayerNode.h
@@ -30,6 +30,7 @@
 {
 namespace graph2
 {
+/** Fully Connected Layer node */
 class FullyConnectedLayerNode final : public INode
 {
 public:
diff --git a/arm_compute/graph2/nodes/InputNode.h b/arm_compute/graph2/nodes/InputNode.h
index 2cad6f8..667dcfa 100644
--- a/arm_compute/graph2/nodes/InputNode.h
+++ b/arm_compute/graph2/nodes/InputNode.h
@@ -30,6 +30,7 @@
 {
 namespace graph2
 {
+/** Input Layer node */
 class InputNode final : public INode
 {
 public:
diff --git a/arm_compute/graph2/nodes/NormalizationLayerNode.h b/arm_compute/graph2/nodes/NormalizationLayerNode.h
index e2816e9..78a843a 100644
--- a/arm_compute/graph2/nodes/NormalizationLayerNode.h
+++ b/arm_compute/graph2/nodes/NormalizationLayerNode.h
@@ -30,6 +30,7 @@
 {
 namespace graph2
 {
+/** Normalization Layer node */
 class NormalizationLayerNode final : public INode
 {
 public:
diff --git a/arm_compute/graph2/nodes/OutputNode.h b/arm_compute/graph2/nodes/OutputNode.h
index 94df382..0c28c84 100644
--- a/arm_compute/graph2/nodes/OutputNode.h
+++ b/arm_compute/graph2/nodes/OutputNode.h
@@ -30,6 +30,7 @@
 {
 namespace graph2
 {
+/** Output Layer node */
 class OutputNode final : public INode
 {
 public:
diff --git a/arm_compute/graph2/nodes/PoolingLayerNode.h b/arm_compute/graph2/nodes/PoolingLayerNode.h
index b0c6270..09332a9 100644
--- a/arm_compute/graph2/nodes/PoolingLayerNode.h
+++ b/arm_compute/graph2/nodes/PoolingLayerNode.h
@@ -30,6 +30,7 @@
 {
 namespace graph2
 {
+/** Pooling Layer node */
 class PoolingLayerNode final : public INode
 {
 public:
diff --git a/arm_compute/graph2/nodes/ReshapeLayerNode.h b/arm_compute/graph2/nodes/ReshapeLayerNode.h
index 89ee46c..27d5260 100644
--- a/arm_compute/graph2/nodes/ReshapeLayerNode.h
+++ b/arm_compute/graph2/nodes/ReshapeLayerNode.h
@@ -30,6 +30,7 @@
 {
 namespace graph2
 {
+/** Reshape Layer node */
 class ReshapeLayerNode final : public INode
 {
 public:
diff --git a/arm_compute/graph2/nodes/SoftmaxLayerNode.h b/arm_compute/graph2/nodes/SoftmaxLayerNode.h
index 86decb8..b1091e2 100644
--- a/arm_compute/graph2/nodes/SoftmaxLayerNode.h
+++ b/arm_compute/graph2/nodes/SoftmaxLayerNode.h
@@ -30,6 +30,7 @@
 {
 namespace graph2
 {
+/** Softmax Layer node */
 class SoftmaxLayerNode final : public INode
 {
 public: