added metric AccuracyWithIgnoreLabel

src/main/grammars/de/monticore/lang/monticar/CNNTrain.mc4

@@ -47,6 +47,7 @@ grammar CNNTrain extends de.monticore.lang.monticar.Common2, de.monticore.Number
     interface EvalMetricValue extends MultiParamValue;
     AccuracyEvalMetric implements EvalMetricValue = name:"accuracy";
     BleuMetric implements EvalMetricValue = name:"bleu" ("{" params:BleuEntry* "}")?;
+    AccIgnoreLabelMetric implements EvalMetricValue = name:"accuracy_ignore_label" ("{" params:AccIgnoreLabelEntry* "}")?;
     CrossEntropyEvalMetric implements EvalMetricValue = name:"cross_entropy";
     F1EvalMetric implements EvalMetricValue = name:"f1";
     MAEEvalMetric implements EvalMetricValue = name:"mae";
@@ -58,6 +59,10 @@ grammar CNNTrain extends de.monticore.lang.monticar.Common2, de.monticore.Number
     interface BleuEntry extends Entry;
     ExcludeBleuEntry implements BleuEntry = name:"exclude" ":" value:IntegerListValue;
 
+    interface AccIgnoreLabelEntry extends Entry;
+    AxisAccIgnoreLabelEntry implements AccIgnoreLabelEntry = name:"axis" ":" value:IntegerValue;
+    IgnoreLabelAccIgnoreLabelEntry implements AccIgnoreLabelEntry = name:"ignore_label" ":" value:IntegerValue;
+
     EvalTrainEntry implements ConfigEntry = name:"eval_train" ":" value:BooleanValue;
 
     LRPolicyValue implements ConfigValue =(fixed:"fixed"

src/main/java/de/monticore/lang/monticar/cnntrain/_cocos/ParameterAlgorithmMapping.java

@@ -43,6 +43,8 @@ class ParameterAlgorithmMapping {
         ASTEvalMetricEntry.class,
         ASTEvalTrainEntry.class,
         ASTExcludeBleuEntry.class,
+        ASTAxisAccIgnoreLabelEntry.class,
+        ASTIgnoreLabelAccIgnoreLabelEntry.class,
         ASTNormalizeEntry.class,
         ASTNumEpochEntry.class,
         ASTLossEntry.class,

src/test/java/de/monticore/lang/monticar/cnntrain/SymtabTest.java

@@ -31,6 +31,7 @@ public class SymtabTest extends AbstractSymtabTest {
         CNNTrainCompilationUnitSymbol a = symTab.<CNNTrainCompilationUnitSymbol>resolve(
                 "SimpleConfig2",
                 CNNTrainCompilationUnitSymbol.KIND).orElse(null);
+
         assertNotNull(a);
 
     }

src/test/resources/valid_tests/AccuracyIgnoreLabel.cnnt

+/* (c) https://github.com/MontiCore/monticore */
+configuration FullConfig{
+    num_epoch : 5
+    batch_size : 100
+    load_pretrained : true
+    eval_metric : accuracy_ignore_label{
+        axis : 1
+        ignore_label : 255
+    }
+    loss: dice_loss{
+    sparse_label: true
+    from_logits: true
+    loss_axis : -1
+    batch_axis : 0
+    }
+    context : gpu
+    normalize : true
+    optimizer : rmsprop{
+        learning_rate : 0.001
+        learning_rate_minimum : 0.00001
+        weight_decay : 0.01
+        learning_rate_decay : 0.9
+        learning_rate_policy : step
+        step_size : 1000
+        rescale_grad : 1.1
+        clip_gradient : 10
+        gamma1 : 0.9
+        gamma2 : 0.9
+        epsilon : 0.000001
+        centered : true
+        clip_weights : 10
+    }
+}