示例#1
0
func TestSmote(t *testing.T) {
	smot := smote.New(PercentOver, K, 5)

	// Read samples.
	dataset := tabula.Claset{}

	_, e := dsv.SimpleRead(fcfg, &dataset)
	if nil != e {
		t.Fatal(e)
	}

	fmt.Println("[smote_test] Total samples:", dataset.Len())

	minorset := dataset.GetMinorityRows()

	fmt.Println("[smote_test] # minority samples:", minorset.Len())

	e = smot.Resampling(*minorset)
	if e != nil {
		t.Fatal(e)
	}

	fmt.Println("[smote_test] # synthetic:", smot.GetSynthetics().Len())

	e = smot.Write("phoneme_smote.csv")
	if e != nil {
		t.Fatal(e)
	}
}
示例#2
0
文件: main.go 项目: shuLhan/go-mining
//
// runSmote will select minority class from dataset and run oversampling.
//
func runSmote(smote *smote.Runtime, dataset *tabula.Claset) (e error) {
	minorset := dataset.GetMinorityRows()

	if DEBUG >= 1 {
		fmt.Println("[smote] # minority samples:", minorset.Len())
	}

	e = smote.Resampling(*minorset)
	if e != nil {
		return
	}

	if DEBUG >= 1 {
		fmt.Println("[smote] # synthetics:", smote.Synthetics.Len())
	}

	return
}