// Standard prints out statistics to a file on disk
func Standard(mode string, r reg.New, file string, writeAddr io.Writer, xquery, yquery float64) {
if len(file) == 0 {
fmt.Fprintf(writeAddr, "Results for: Unknown file\n")
} else {
fmt.Fprintf(writeAddr, "Results for: %s\n", file)
}
fmt.Fprintf(writeAddr, "*********************************************************\n")
switch mode {
case "all":
fmt.Fprintf(writeAddr, "Query(YonX for %f):\t\t\t%f\n", yquery, r.ModelYX(yquery))
fmt.Fprintf(writeAddr, "Query(XonY for %f):\t\t\t%f\n", xquery, r.ModelXY(xquery))
fmt.Fprintf(writeAddr, "Equation(YonX):\t\t\t\t%s\n", r.Equation("YonX"))
fmt.Fprintf(writeAddr, "Equation(XonY):\t\t\t\t%s\n", r.Equation("XonY"))
fmt.Fprintf(writeAddr, "Confidence:\t\t\t\t\t%.2f%%\n", r.Conf()) // <-- not matching
x, y := r.Intersect()
fmt.Fprintf(writeAddr, "Intersect:\t\t\t\t\t(%.1f,%.1f)\n", x, y)
fmt.Fprintf(writeAddr, "Regression Coeff(YonX):\t\t\t\t%f\n", r.Byx())
fmt.Fprintf(writeAddr, "Regression Coeff(XonY):\t\t\t\t%f\n", r.Bxy())
fmt.Fprintf(writeAddr, "Covariance:\t\t\t\t\t%f\n", r.Covariance())
fmt.Fprintf(writeAddr, "StdDev(Y):\t\t\t\t\t%f\n", r.SdY())
fmt.Fprintf(writeAddr, "StdDev(X):\t\t\t\t\t%f\n", r.SdX())
case "YX":
fmt.Fprintf(writeAddr, "Query(YonX for %f):\t\t\t%f\n", yquery, r.ModelYX(yquery))
fmt.Fprintf(writeAddr, "Equation(YonX):\t\t\t\t%s\n", r.Equation("YonX"))
fmt.Fprintf(writeAddr, "Confidence:\t\t\t\t\t%.2f%%\n", r.Conf()) // <-- not matching
fmt.Fprintf(writeAddr, "Regression Coeff(YonX):\t\t\t\t%f\n", r.Byx())
fmt.Fprintf(writeAddr, "Covariance:\t\t\t\t\t%f\n", r.Covariance())
fmt.Fprintf(writeAddr, "StdDev(Y):\t\t\t\t\t%f\n", r.SdY())
case "XY":
fmt.Fprintf(writeAddr, "Query(XonY for %f):\t\t\t%f\n", xquery, r.ModelXY(xquery))
fmt.Fprintf(writeAddr, "Equation(XonY):\t\t\t\t%s\n", r.Equation("XonY"))
fmt.Fprintf(writeAddr, "Confidence:\t\t\t\t\t%.2f%%\n", r.Conf()) // <-- not matching
fmt.Fprintf(writeAddr, "Regression Coeff(XonY):\t\t\t\t%f\n", r.Bxy())
fmt.Fprintf(writeAddr, "Covariance:\t\t\t\t\t%f\n", r.Covariance())
fmt.Fprintf(writeAddr, "StdDev(X):\t\t\t\t\t%f\n", r.SdX())
default:
break
}
fmt.Fprintf(writeAddr, "*********************************************************\n")
}
// StdOutput is responsible for doing the actual printing to STDOUT, based on certain
// arguments which it receives.
func StdOutput(mode string, r reg.New, xquery, yquery float64, plot bool) {
fmt.Println("*********************************************************")
switch mode {
case "all":
fmt.Printf("Query(YonX for %f):\t\t\t%f\n", yquery, r.ModelYX(yquery))
fmt.Printf("Query(XonY for %f):\t\t\t%f\n", xquery, r.ModelXY(xquery))
fmt.Printf("Equation(YonX):\t\t\t\t%s\n", r.Equation("YonX"))
fmt.Printf("Equation(XonY):\t\t\t\t%s\n", r.Equation("XonY"))
fmt.Printf("Confidence:\t\t\t\t\t%.2f%%\n", r.Conf()) // ??
x, y := r.Intersect()
fmt.Printf("Intersect:\t\t\t\t(%f,%f)\n", x, y)
fmt.Printf("Regression Coeff(YonX):\t\t\t\t%f\n", r.Byx())
fmt.Printf("Regression Coeff(XonY):\t\t\t\t%f\n", r.Bxy())
fmt.Printf("Covariance:\t\t\t\t\t%f\n", r.Covariance())
fmt.Printf("StdDev(Y):\t\t\t\t\t%f\n", r.SdY())
fmt.Printf("StdDev(X):\t\t\t\t\t%f\n", r.SdX())
case "YX":
fmt.Printf("Query(YonX for %f):\t\t\t%f\n", yquery, r.ModelYX(yquery))
fmt.Printf("Equation(YonX):\t\t\t\t%s\n", r.Equation("YonX"))
fmt.Printf("Confidence:\t\t\t\t\t%.2f%%\n", r.Conf()) // ??
fmt.Printf("Regression Coeff(YonX):\t\t\t\t%f\n", r.Byx())
fmt.Printf("Covariance:\t\t\t\t\t%f\n", r.Covariance())
fmt.Printf("StdDev(Y):\t\t\t\t\t%f\n", r.SdY())
case "XY":
fmt.Printf("Query(XonY for %f):\t\t\t%f\n", xquery, r.ModelXY(xquery))
fmt.Printf("Equation(XonY):\t\t\t%s\n", r.Equation("XonY"))
fmt.Printf("Confidence:\t\t\t\t\t%.2f%%\n", r.Conf()) // <-- not matching
fmt.Printf("Regression Coeff(XonY):\t\t\t\t%f\n", r.Bxy())
fmt.Printf("Covariance:\t\t\t\t\t%f\n", r.Covariance())
fmt.Printf("StdDev(X):\t\t\t\t\t%f\n", r.SdX())
default:
break
}
fmt.Println("*********************************************************")
if plot {
fmt.Printf("%sOpen the .html file in your browser to render the plot%s", yellow, reset)
}
}
// func Draw(data reg.New) {
func Draw(model reg.New, datasource string) {
if datasource == "stdin" {
statheader = fmt.Sprintf("Statistics (File: Command line entry)")
} else {
statheader = fmt.Sprintf("Statistics (File: %s)", datasource)
}
if err := ui.Init(); err != nil {
panic(err)
}
defer ui.Close()
//Main data plot
lc := ui.NewLineChart()
lc.BorderLabel = "Main plot. Hit 'q' to exit. Drag to resize."
lc.Data = []float64{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0.2, 0.1, 0.4, 0.33, 12.23}
lc.Mode = "dot"
lc.Height = 15
lc.AxesColor = ui.ColorWhite
lc.LineColor = ui.ColorRed | ui.AttrBold
//Residual plots
rp0 := ui.NewLineChart()
rp0.BorderLabel = "Residual 1"
rp0.Data = []float64{1, 2, 3, 4, 5, 6, 7, 8}
rp0.Mode = "dot"
rp0.Height = 15
rp0.AxesColor = ui.ColorWhite
rp0.LineColor = ui.ColorRed | ui.AttrBold
//Display statistics
// eq, conf, sd, rgc, intcp
// axis lable and axis scale
xlab := str("X axis: %s", model.Xlabel)
ylab := str("Y axis: %s", model.Ylabel)
eqxy := str("Equation(XonY): %s", model.Equation("XonY"))
eqyx := str("Equation(YonX): %s", model.Equation("YonX"))
conf := str("Confidence: %0.2f %%", model.Conf())
sdx := str("StdDev(X): %0.2f", model.SdX())
sdy := str("StdDev(Y): %0.2f", model.SdY())
bxy := str("RegCof(xy): %0.2f", model.Bxy())
byx := str("RegCof(yx): %0.2f", model.Byx())
cov := str("Covariance: %0.2f", model.Covariance())
ix, iy := model.Intersect()
icept := fmt.Sprintf("Intercept: %0.2f, %0.2f", ix, iy)
stats := []string{
xlab, ylab, eqxy, eqyx,
conf, sdx, sdy, bxy,
byx, cov, icept,
}
lst := ui.NewList()
lst.Items = stats // slice
lst.Height = 13
lst.Width = 30
lst.Y = 0
lst.BorderLabel = statheader
lst.ItemFgColor = ui.ColorWhite
ui.Body.AddRows(ui.NewRow(ui.NewCol(8, 0, lc), ui.NewCol(4, 0, rp0)), ui.NewRow(ui.NewCol(12, 0, lst)))
// ui.Body.AddRows(ui.NewRow(ui.NewCol(8,0,rp0)))
ui.Body.Align()
ui.Render(ui.Body)
ui.Handle("/sys/kbd/q", func(ui.Event) {
ui.StopLoop()
})
ui.Handle("sys/wnd/resize", func(e ui.Event) {
ui.Body.Width = ui.TermWidth()
ui.Body.Align()
ui.Render(ui.Body)
})
ui.Loop()
}