public ResultClassification Post([FromBody] ImageString obj)
        {
            ResultClassification result;

            OnnxClassifier.OnnxClassifier onnxModel;

            using (var db = new ApplicationContext())
            {
                result = db.FindInDataBase(obj);
                if (result != null)
                {
                    return(result);
                }
                onnxModel = new OnnxClassifier.OnnxClassifier();
                result    = onnxModel.PredictModel(obj.path);

                obj.path        = result._PathImage;
                obj.Probability = result._Probability;
                obj.ClassImage  = result._ClassImage;
                db.AddToDataBase(obj);
            }
            return(result);
        }