message: All the inputs of the BATCH_MATMUL should be quantized by the type of the activation
diff: @@ -97,6 +97,7 @@ OperatorProperty GetOperatorProperty(const ModelT* model, int subgraph_index,
  property.inputs = {{0, {}}, {1, {}}};
  property.outputs = {{0, {}}};
  property.version = 2;
  + property.quantize_input_as_activations = true;
  break;
  }
  case BuiltinOperator_BATCH_TO_SPACE_ND:
  