*/
class DoubleFeatureReader(factor: DailyAggregatedDoubleFactor)
: UserFactorReaderBase(factor) {
- fun calculateAverageValue(): Double? {
- return FactorsUtil.calculateAverageByAllDays(factor)
- }
-
+ fun calculateAverageValue(): Double? = FactorsUtil.calculateAverageByAllDays(factor)
fun calculateVariance(): Double? = FactorsUtil.calculateVarianceByAllDays(factor)
-
- fun min(): Double? {
- return factor.aggregateMin()["min"]
- }
-
- fun max(): Double? {
- return factor.aggregateMax()["max"]
- }
+ fun min(): Double? = factor.aggregateMin()["min"]
+ fun max(): Double? = factor.aggregateMax()["max"]
fun undefinedRatio(): Double? {
val sums = factor.aggregateSum()