add SentenceSimilarity sweepable estimator in AutoML (#6445)

Author: LittleLittleCloud

src/Microsoft.ML.AutoML/CodeGen/estimator-schema.json

@@ -71,7 +71,8 @@
               "DnnFeaturizerImage",
               "Naive",
               "ForecastBySsa",
-              "TextClassification"
+              "TextClassifcation",
+              "SentenceSimilarity"
             ]
           },
           "nugetDependencies": {
@@ -109,6 +110,7 @@
                 "Microsoft.ML.Vision",
                 "Microsoft.ML.Transforms.Image",
                 "Microsoft.ML.Trainers.FastTree",
+                "Microsoft.ML.TorchSharp",
                 "Microsoft.ML.Trainers.LightGbm"
               ]
             }

src/Microsoft.ML.AutoML/CodeGen/search-space-schema.json

@@ -126,7 +126,8 @@
         "image_classification_option",
         "matrix_factorization_option",
         "dnn_featurizer_image_option",
-        "text_classification_option"
+        "text_classification_option",
+        "sentence_similarity_option"
       ]
     },
     "option_name": {

src/Microsoft.ML.AutoML/CodeGen/sentence_similarity_search_space.json

@@ -0,0 +1,40 @@
+{
+  "$schema": "./search-space-schema.json#",
+  "name": "sentence_similarity_option",
+  "search_space": [
+    {
+      "name": "LabelColumnName",
+      "type": "string",
+      "default": "Label"
+    },
+    {
+      "name": "Sentence1ColumnName",
+      "type": "string",
+      "default": "Sentence1"
+    },
+    {
+      "name": "Sentence2ColumnName",
+      "type": "string"
+    },
+    {
+      "name": "ScoreColumnName",
+      "type": "string",
+      "default": "Score"
+    },
+    {
+      "name": "BatchSize",
+      "type": "integer",
+      "default": 32
+    },
+    {
+      "name": "MaxEpochs",
+      "type": "integer",
+      "default": 10
+    },
+    {
+      "name": "Architecture",
+      "type": "bertArchitecture",
+      "default": "BertArchitecture.Roberta"
+    }
+  ]
+}

src/Microsoft.ML.AutoML/CodeGen/trainer-estimators.json

@@ -306,7 +306,7 @@
           "argumentType": "boolean"
         }
       ],
-      "nugetDependencies": ["Microsoft.ML"],
+      "nugetDependencies": [ "Microsoft.ML" ],
       "usingStatements": [ "Microsoft.ML", "Microsoft.ML.Trainers" ],
       "searchOption": "lbfgs_option"
     },
@@ -514,20 +514,17 @@
     {
       "functionName": "TextClassification",
       "estimatorTypes": [ "MultiClassification" ],
-      "arguments": [
-        {
-          "argumentName": "labelColumnName",
-          "argumentType": "string"
-        },
-        {
-          "argumentName": "sentence1ColumnName",
-          "argumentType": "string"
-        }
-      ],
       "nugetDependencies": [ "Microsoft.ML", "Microsoft.ML.TorchSharp" ],
       "usingStatements": [ "Microsoft.ML", "Microsoft.ML.Trainers", "Microsoft.ML.TorchSharp" ],
       "searchOption": "text_classification_option"
     },
+    {
+      "functionName": "SentenceSimilarity",
+      "estimatorTypes": [ "Regression" ],
+      "nugetDependencies": [ "Microsoft.ML", "Microsoft.ML.TorchSharp" ],
+      "usingStatements": [ "Microsoft.ML", "Microsoft.ML.Trainers", "Microsoft.ML.TorchSharp" ],
+      "searchOption": "sentence_similarity_option"
+    },
     {
       "functionName": "ForecastBySsa",
       "estimatorTypes": [ "Forecasting" ],

src/Microsoft.ML.AutoML/Microsoft.ML.AutoML.csproj

@@ -66,7 +66,6 @@
     <AdditionalFiles Include="CodeGen\*search_space.json" />
     <AdditionalFiles Include="CodeGen\code_gen_flag.json" />
     <AdditionalFiles Include="CodeGen\*-estimators.json" />
-    <AdditionalFiles Include="CodeGen\code_gen_flag.json" />
   </ItemGroup>
 
   <Target DependsOnTargets="ResolveReferences" Name="CopyProjectReferencesToPackage">

src/Microsoft.ML.AutoML/SweepableEstimator/Estimators/SentenceSimilarity.cs

@@ -0,0 +1,27 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using System.Collections.Generic;
+using System.Reflection;
+using System.Text;
+using Microsoft.ML.TorchSharp;
+
+namespace Microsoft.ML.AutoML.CodeGen
+{
+    internal partial class SentenceSimilarityRegression
+    {
+        public override IEstimator<ITransformer> BuildFromOption(MLContext context, SentenceSimilarityOption param)
+        {
+            return context.Regression.Trainers.SentenceSimilarity(
+                    labelColumnName: param.LabelColumnName,
+                    sentence1ColumnName: param.Sentence1ColumnName,
+                    scoreColumnName: param.ScoreColumnName,
+                    sentence2ColumnName: param.Sentence2ColumnName,
+                    batchSize: param.BatchSize,
+                    maxEpochs: param.MaxEpochs,
+                    architecture: param.Architecture);
+        }
+    }
+}