From b7fb56feae4d7b731f3192f88a259ccf2dab9b72 Mon Sep 17 00:00:00 2001
From: Ruslik <hutraevruslan52@gmail.com>
Date: Sat, 11 Jul 2026 22:26:24 +0300
Subject: [PATCH 1/3] Update DataFrameColumn.cs

Fix typo and add missing period in DataFrameColumn.Info summary
---
 src/Microsoft.Data.Analysis/DataFrameColumn.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Microsoft.Data.Analysis/DataFrameColumn.cs b/src/Microsoft.Data.Analysis/DataFrameColumn.cs
index b88ffc93d7..81ee51b888 100644
--- a/src/Microsoft.Data.Analysis/DataFrameColumn.cs
+++ b/src/Microsoft.Data.Analysis/DataFrameColumn.cs
@@ -410,7 +410,7 @@ protected Dictionary<long, ICollection<long>> GetGroupedOccurrences<TKey>(DataFr
         public virtual bool HasDescription() => false;
 
         /// <summary>
-        /// Returns a <see cref="StringDataFrameColumn"/> containing the DataType and Length of this column
+        /// Returns a <see cref="StringDataFrameColumn"/> containing the DataType and Length of this column.
         /// </summary>
         public virtual StringDataFrameColumn Info()
         {

From 7bed1f5ced449f2dea9c8e7584629a244711c4b7 Mon Sep 17 00:00:00 2001
From: Ruslik <hutraevruslan52@gmail.com>
Date: Sun, 12 Jul 2026 12:50:20 +0300
Subject: [PATCH 2/3]  Add FieldAwareFactorizationMachineBinaryExtension to
 AutoML

---
 .../BinaryTrainerExtensions.cs                | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/src/Microsoft.ML.AutoML/TrainerExtensions/BinaryTrainerExtensions.cs b/src/Microsoft.ML.AutoML/TrainerExtensions/BinaryTrainerExtensions.cs
index 493a6dc731..ae05edcb73 100644
--- a/src/Microsoft.ML.AutoML/TrainerExtensions/BinaryTrainerExtensions.cs
+++ b/src/Microsoft.ML.AutoML/TrainerExtensions/BinaryTrainerExtensions.cs
@@ -232,4 +232,25 @@ public PipelineNode CreatePipelineNode(IEnumerable<SweepableParam> sweepParams,
                 columnInfo.LabelColumnName);
         }
     }
+    internal class FieldAwareFactorizationMachineBinaryExtension : ITrainerExtension
+    {
+        public IEnumerable<SweepableParam> GetHyperparamSweepRanges()
+        {
+            return SweepableParams.BuildFieldAwareFactorizationMachineParams();
+        }
+
+        public ITrainerEstimator CreateInstance(MLContext mlContext, IEnumerable<SweepableParam> sweepParams,
+            ColumnInformation columnInfo, IDataView validationSet)
+        {
+            var options = TrainerExtensionUtil.CreateOptions<FieldAwareFactorizationMachineTrainer.Options>(sweepParams, columnInfo.LabelColumnName);
+            return mlContext.BinaryClassification.Trainers.FieldAwareFactorizationMachine(options);
+        }
+
+        public PipelineNode CreatePipelineNode(IEnumerable<SweepableParam> sweepParams, ColumnInformation columnInfo)
+        {
+            return TrainerExtensionUtil.BuildPipelineNode(TrainerExtensionCatalog.GetTrainerName(this), sweepParams,
+                columnInfo.LabelColumnName);
+        }
+    }
+
 }

From c58756d16302ddb11e74f2f01a0e1e5fcf067cfc Mon Sep 17 00:00:00 2001
From: Ruslik <hutraevruslan52@gmail.com>
Date: Sun, 12 Jul 2026 13:09:54 +0300
Subject: [PATCH 3/3] Fix compiler error in FFM extension

---
 .../TrainerExtensions/BinaryTrainerExtensions.cs             | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/Microsoft.ML.AutoML/TrainerExtensions/BinaryTrainerExtensions.cs b/src/Microsoft.ML.AutoML/TrainerExtensions/BinaryTrainerExtensions.cs
index ae05edcb73..315379dea3 100644
--- a/src/Microsoft.ML.AutoML/TrainerExtensions/BinaryTrainerExtensions.cs
+++ b/src/Microsoft.ML.AutoML/TrainerExtensions/BinaryTrainerExtensions.cs
@@ -236,13 +236,13 @@ internal class FieldAwareFactorizationMachineBinaryExtension : ITrainerExtension
     {
         public IEnumerable<SweepableParam> GetHyperparamSweepRanges()
         {
-            return SweepableParams.BuildFieldAwareFactorizationMachineParams();
+            return SweepableParams.BuildSdcaParams();
         }
 
         public ITrainerEstimator CreateInstance(MLContext mlContext, IEnumerable<SweepableParam> sweepParams,
             ColumnInformation columnInfo, IDataView validationSet)
         {
-            var options = TrainerExtensionUtil.CreateOptions<FieldAwareFactorizationMachineTrainer.Options>(sweepParams, columnInfo.LabelColumnName);
+            var options = TrainerExtensionUtil.CreateOptions<Microsoft.ML.Trainers.FieldAwareFactorizationMachineTrainer.Options>(sweepParams, columnInfo.LabelColumnName);
             return mlContext.BinaryClassification.Trainers.FieldAwareFactorizationMachine(options);
         }
 
@@ -252,5 +252,4 @@ public PipelineNode CreatePipelineNode(IEnumerable<SweepableParam> sweepParams,
                 columnInfo.LabelColumnName);
         }
     }
-
 }