Merge 04c0bab into f284ced

gyrdym · Mar 11, 2019 · 1b2572a · 1b2572a
2 parents f284ced + 04c0bab
commit 1b2572a
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Showing 6 changed files with 11 additions and 7 deletions.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 9.2.3
+- Examples for Linear regression and Logistic regression updated (vector's `normalize` method used)
+- `CategoricalDataEncoderType`: one-hot encoding documentation corrected
+
 ## 9.2.2
 - Softmax regression example added to README
 

diff --git a/example/classification/logistic_regression.dart b/example/classification/logistic_regression.dart
@@ -9,7 +9,7 @@ Future binaryClassification() async {
   );
 
   final features = (await data.features)
-      .mapColumns((vector) => vector / vector.norm());
+      .mapColumns((column) => column.normalize());
   final labels = await data.labels;
   final validator = CrossValidator.kFold(numberOfFolds: 5);
   final logisticRegressor = LinearClassifier.logisticRegressor(

diff --git a/example/regression/stochastic_gradient_descent.dart b/example/regression/stochastic_gradient_descent.dart
@@ -10,7 +10,7 @@ Future bostonHousingRegression() async {
   );
 
   final features = (await data.features)
-      .mapColumns((vector) => vector / vector.norm());
+      .mapColumns((column) => column.normalize());
   final labels = await data.labels;
 
   final folds = 5;

diff --git a/lib/src/data_preprocessing/categorical_encoder/encoder_type.dart b/lib/src/data_preprocessing/categorical_encoder/encoder_type.dart
@@ -18,12 +18,12 @@
 ///
 /// '31+' will be encoded as [0.0, 0.0, 1.0]
 ///
-/// Also, we have some data of this category - a list of `'AGE'` values:
+/// Let's say, we have some data of this category - a list of `'AGE'` values:
 /// ```
 /// ['0-17', '0-17', '18-30', '18-30', '18-30', '31+']
 /// ```
 ///
-/// After one-hot encoding the data will be look as:
+/// After one-hot encoding the data will look like:
 /// ```
 /// [[1.0, 0.0, 0.0], [1.0, 0.0, 0.0], [0.0, 1.0, 0.0], [0.0, 1.0, 0.0], [0.0, 1.0, 0.0], [0.0, 0.0, 1.0]]
 /// ```

diff --git a/pubspec.lock b/pubspec.lock
@@ -280,7 +280,7 @@ packages:
       name: ml_linalg
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "6.0.2"
+    version: "6.1.0"
   mockito:
     dependency: "direct dev"
     description:

diff --git a/pubspec.yaml b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: ml_algo
 description: Machine learning algorithms written in native dart (without bindings to any popular ML libraries, just pure Dart implementation)
-version: 9.2.2
+version: 9.2.3
 author: Ilia Gyrdymov <ilgyrd@gmail.com>
 homepage: https://github.com/gyrdym/ml_algo
 
@@ -9,7 +9,7 @@ environment:
 
 dependencies:
   csv: ^4.0.0
-  ml_linalg: ^6.0.2
+  ml_linalg: ^6.1.0
   tuple: ^1.0.2
   logging: ^0.11.3+2