问题描述
func mapView(_ mapView: MKMapView,viewFor annotation: MKAnnotation) -> MKAnnotationView?
{
if (annotation is MapEarthquakeAnnotation) {
let mapEqAnnotation = annotation as! MapEarthquakeAnnotation
var view: MKPinAnnotationView
print("MARIOCASH",Int(sliderTime.value))
if let dequeuedView = mapView.dequeueReusableAnnotationView(withIdentifier: mapEqAnnotation.identifier) as? MKPinAnnotationView
{
// Recycle old view
dequeuedView.annotation = annotation
view = dequeuedView
}
else
{
// Create new view
view = MKPinAnnotationView(annotation: annotation,reuseIdentifier: mapEqAnnotation.identifier)
view.canShowCallout = true
view.pinTintColor = UIColor.brown
let infoButton = UIButton(type: .infoDark)
infoButton.addTarget(self,action: #selector(infoButtonClicked(_:)),for: .touchUpInside)
view.rightCalloutAccessoryView = infoButton
}
return view
}else if annotation is MapSeismometerannotation
{
if let annotation = annotation as? MapSeismometerannotation
{
var view: MKPinAnnotationView
/*
// Recycle old view
if let dequeuedView = mapView.dequeueReusableAnnotationView(withIdentifier: annotation.identifier) as? MKPinAnnotationView
{
dequeuedView.annotation = annotation
view = dequeuedView
}
else
{ */
// Create new view
view = MKPinAnnotationView(annotation: annotation,reuseIdentifier: annotation.identifier)
view.canShowCallout = true
view.pinTintColor = UIColor.green
view.image = UIImage(named: "pin-verde")
if annotation.identifier == "redpin"
{
var count = 0
var c = 0.8 //valore iniziale dell'aplha per l'opacità del pin rosso
view.image = UIImage(named: "pin-rosso")
Timer.scheduledTimer(withTimeInterval: 1,repeats: true)
{t in //ogni secondo questo timer cambia il valore dell'alpha del pin che sta vibrando
view.alpha = CGFloat(c)
count += 1
c -= 0.15
if count == 5
{
t.invalidate()
}
}
}
return view
//}
}
return nil
}
return nil
}
我已经为此数据集计算了均值和sd
> Pricing
ID Paper Type Weight Quantity Unit.quote.price Total.quote.price Material.cost
1 1 SRA3 2 1 1 2.600000 2.60000 0.04104
2 2 SRA3 2 1 2 2.600000 5.20000 0.04104
3 3 SRA3 2 1 3 2.600000 7.80000 0.04104
4 4 SRA3 2 1 4 2.600000 10.40000 0.04104
5 5 SRA3 2 1 5 2.600000 13.00000 0.04104
6 6 SRA3 2 1 6 2.600000 15.60000 0.04104
> mean
Type Weight Quantity Unit.quote.price
1.454545e+00 3.636364e+00 2.500500e+03 7.815069e-01
Total.quote.price Material.cost Machine.price Material.factor
1.538275e+03 8.483818e-02 1.545455e-01 4.900000e+01
Machine.factor Meter.reading.charge Fix.charge discount
5.890400e+00 7.727273e-02 7.727273e-02 1.542216e-01
Total.Profit Unit.profit
9.396966e+02 5.421233e-01
> sd <- apply(Pricing[,3:16],2,sd)
> sd
Type Weight Quantity Unit.quote.price
4.979341e-01 1.720096e+00 1.443389e+03 5.671822e-01
Total.quote.price Material.cost Machine.price Material.factor
9.600757e+02 4.462600e-02 4.979341e-02 0.000000e+00
Machine.factor Meter.reading.charge Fix.charge discount
0.000000e+00 2.489671e-02 2.489671e-02 8.406364e-02
Total.Profit Unit.profit
6.839202e+02 5.476514e-01
例如,对于“重量”列的第一行,zscore应该为
> zscore <- (Pricing[,3:16]-mean)/sd
> zscore
Type Weight Quantity Unit.quote.price Total.quote.price Material.cost
1 1.0954352 -Inf -1.731689 101.3277520 -1.599536 -1.3739256
2 -0.9513209 37.0622228 2.148327 29.0943682 114.622917 -0.9149677
3 -1.7309959 37.0622228 -1.599119 -1.3701840 153.543494 -2.8387399
4 2.1483273 10.0611683 87.732761 3.7576400 -Inf -2.0901873
5 -1.6001606 -1.3725235 97.311156 2.3004138 Inf -1.7323531
而不是'-Inf'。 请帮忙。
解决方法
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