all: use for-range with numeric

Go 1.22 now support for-range on numeric value.

4 files changed, 17 insertions, 17 deletions

diff --git a/lib/mining/classifier/cart/cart.go b/lib/mining/classifier/cart/cart.go
index 2a26e71e..d72fb929 100644
--- a/lib/mining/classifier/cart/cart.go
+++ b/lib/mining/classifier/cart/cart.go
@@ -250,7 +250,7 @@ func (runtime *Runtime) SelectRandomFeature(claset tabula.ClasetInterface) {
 
 	// Select random features excluding feature in `excludeIdx`.
 	var pickedIdx []int
-	for x := 0; x < runtime.NRandomFeature; x++ {
+	for range runtime.NRandomFeature {
 		idx := numbers.IntPickRandPositive(ncols, false, pickedIdx,
 			excludeIdx)
 		pickedIdx = append(pickedIdx, idx)
diff --git a/lib/mining/classifier/cm.go b/lib/mining/classifier/cm.go
index d84f75ff..48cf37b8 100644
--- a/lib/mining/classifier/cm.go
+++ b/lib/mining/classifier/cm.go
@@ -1,6 +1,6 @@
-// Copyright 2016 Mhd Sulhan <ms@kilabit.info>. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
+// SPDX-FileCopyrightText: 2016 M. Shulhan <ms@kilabit.info>
+//
+// SPDX-License-Identifier: BSD-3-Clause
 
 package classifier
 
@@ -152,7 +152,7 @@ func (cm *CM) countNumeric(act, pred int64, actuals, predictions []int64) (
 		minlen = len(predictions)
 	}
 
-	for x := 0; x < minlen; x++ {
+	for x := range minlen {
 		if actuals[x] != act {
 			continue
 		}
@@ -233,7 +233,7 @@ func (cm *CM) GroupIndexPredictions(sampleListID []int,
 		min = len(predictions)
 	}
 
-	for x := 0; x < min; x++ {
+	for x := range min {
 		if actuals[x] == 1 {
 			if predictions[x] == 1 {
 				cm.tpListID = append(cm.tpListID, sampleListID[x])
@@ -275,7 +275,7 @@ func (cm *CM) GroupIndexPredictionsStrings(sampleListID []int,
 		min = len(predictions)
 	}
 
-	for x := 0; x < min; x++ {
+	for x := range min {
 		if actuals[x] == "1" {
 			if predictions[x] == "1" {
 				cm.tpListID = append(cm.tpListID, sampleListID[x])
diff --git a/lib/mining/classifier/crf/crf.go b/lib/mining/classifier/crf/crf.go
index ceb9b605..91a470cf 100644
--- a/lib/mining/classifier/crf/crf.go
+++ b/lib/mining/classifier/crf/crf.go
@@ -1,6 +1,6 @@
-// Copyright 2016 Mhd Sulhan <ms@kilabit.info>. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
+// SPDX-FileCopyrightText: 2016 M. Shulhan <ms@kilabit.info>
+//
+// SPDX-License-Identifier: BSD-3-Clause
 
 // Package crf implement the cascaded random forest algorithm, proposed by
 // Baumann et.al in their paper:
@@ -150,7 +150,7 @@ func (crf *Runtime) Build(samples tabula.ClasetInterface) (e error) {
 	fmt.Println(tag, "Sample (one row):", samples.GetRow(0))
 	fmt.Println(tag, "Config:", crf)
 
-	for x := 0; x < crf.NStage; x++ {
+	for range crf.NStage {
 		forest, e := crf.createForest(samples)
 		if e != nil {
 			return e
diff --git a/lib/mining/classifier/stats_interface.go b/lib/mining/classifier/stats_interface.go
index f780d58b..38599d23 100644
--- a/lib/mining/classifier/stats_interface.go
+++ b/lib/mining/classifier/stats_interface.go
@@ -1,6 +1,6 @@
-// Copyright 2016 Mhd Sulhan <ms@kilabit.info>. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
+// SPDX-FileCopyrightText: 2016 M. Shulhan <ms@kilabit.info>
+//
+// SPDX-License-Identifier: BSD-3-Clause
 
 package classifier
 
@@ -15,7 +15,7 @@ func ComputeFMeasures(precisions, recalls []float64) (fmeasures []float64) {
 		minlen = recallslen
 	}
 
-	for x := 0; x < minlen; x++ {
+	for x := range minlen {
 		f := 2 / ((1 / precisions[x]) + (1 / recalls[x]))
 		fmeasures = append(fmeasures, f)
 	}
@@ -38,7 +38,7 @@ func ComputeAccuracies(tp, fp, tn, fn []int64) (accuracies []float64) {
 		minlen = len(fn)
 	}
 
-	for x := 0; x < minlen; x++ {
+	for x := range minlen {
 		acc := float64(tp[x]+tn[x]) /
 			float64(tp[x]+fp[x]+tn[x]+fn[x])
 		accuracies = append(accuracies, acc)
@@ -55,7 +55,7 @@ func ComputeElapsedTimes(start, end []int64) (elaps []int64) {
 		minlen = len(end)
 	}
 
-	for x := 0; x < minlen; x++ {
+	for x := range minlen {
 		elaps = append(elaps, end[x]-start[x])
 	}
 	return