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ee.Array.erfcInv
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Calcola la funzione di errore complementare inversa dell'input in base agli elementi.
Utilizzo | Resi |
---|
Array.erfcInv() | Array |
Argomento | Tipo | Dettagli |
---|
questo: input | Array | L'array di input. |
Esempi
Editor di codice (JavaScript)
print(ee.Array([0.1]).erfcInv()); // [1.163]
print(ee.Array([1]).erfcInv()); // [0]
print(ee.Array([1.9]).erfcInv()); // [-1.163]
var start = 0.001;
var end = 1.999;
var points = ee.Array(ee.List.sequence(start, end, null, 50));
var values = points.erfcInv();
// Plot erfcInv() defined above.
var chart = ui.Chart.array.values(values, 0, points)
.setOptions({
viewWindow: {min: start, max: end},
hAxis: {
title: 'x',
viewWindowMode: 'maximized',
ticks: [
{v: 0},
{v: 1},
{v: 2}]
},
vAxis: {
title: 'erfcInv(x)',
ticks: [
{v: -3},
{v: 0},
{v: 3}]
},
lineWidth: 1,
pointSize: 0,
});
print(chart);
Configurazione di Python
Consulta la pagina
Ambiente Python per informazioni sull'API Python e sull'utilizzo di
geemap
per lo sviluppo interattivo.
import ee
import geemap.core as geemap
Colab (Python)
import altair as alt
import pandas as pd
display(ee.Array([0.1]).erfcInv()) # [1.163]
display(ee.Array([1]).erfcInv()) # [0]
display(ee.Array([1.9]).erfcInv()) # [-1.163]
start = 0.001
end = 1.999
points = ee.Array(ee.List.sequence(start, end, None, 50))
values = points.erfcInv()
df = pd.DataFrame({'x': points.getInfo(), 'erfcInv(x)': values.getInfo()})
# Plot erfcInv() defined above.
alt.Chart(df).mark_line().encode(
x=alt.X('x', axis=alt.Axis(values=[0, 1, 2])),
y=alt.Y('erfcInv(x)', axis=alt.Axis(values=[-3, 0, 3]))
)
Salvo quando diversamente specificato, i contenuti di questa pagina sono concessi in base alla licenza Creative Commons Attribution 4.0, mentre gli esempi di codice sono concessi in base alla licenza Apache 2.0. Per ulteriori dettagli, consulta le norme del sito di Google Developers. Java è un marchio registrato di Oracle e/o delle sue consociate.
Ultimo aggiornamento 2025-07-26 UTC.
[null,null,["Ultimo aggiornamento 2025-07-26 UTC."],[[["\u003cp\u003e\u003ccode\u003eerfcInv()\u003c/code\u003e calculates the inverse complementary error function of an input array, element-by-element.\u003c/p\u003e\n"],["\u003cp\u003eThe function accepts an array as input and returns an array of the same size with the calculated values.\u003c/p\u003e\n"],["\u003cp\u003eIt's used for statistical computations, particularly in areas like probability and signal processing where the error function is relevant.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eerfcInv()\u003c/code\u003e function provides the inverse mapping of the complementary error function, allowing you to find the input value corresponding to a given probability.\u003c/p\u003e\n"]]],[],null,["# ee.Array.erfcInv\n\nOn an element-wise basis, computes the inverse complementary error function of the input.\n\n\u003cbr /\u003e\n\n| Usage | Returns |\n|-------------------|---------|\n| Array.erfcInv`()` | Array |\n\n| Argument | Type | Details |\n|---------------|-------|------------------|\n| this: `input` | Array | The input array. |\n\nExamples\n--------\n\n### Code Editor (JavaScript)\n\n```javascript\nprint(ee.Array([0.1]).erfcInv()); // [1.163]\nprint(ee.Array([1]).erfcInv()); // [0]\nprint(ee.Array([1.9]).erfcInv()); // [-1.163]\n\nvar start = 0.001;\nvar end = 1.999;\nvar points = ee.Array(ee.List.sequence(start, end, null, 50));\nvar values = points.erfcInv();\n\n// Plot erfcInv() defined above.\nvar chart = ui.Chart.array.values(values, 0, points)\n .setOptions({\n viewWindow: {min: start, max: end},\n hAxis: {\n title: 'x',\n viewWindowMode: 'maximized',\n ticks: [\n {v: 0},\n {v: 1},\n {v: 2}]\n },\n vAxis: {\n title: 'erfcInv(x)',\n ticks: [\n {v: -3},\n {v: 0},\n {v: 3}]\n },\n lineWidth: 1,\n pointSize: 0,\n });\nprint(chart);\n```\nPython setup\n\nSee the [Python Environment](/earth-engine/guides/python_install) page for information on the Python API and using\n`geemap` for interactive development. \n\n```python\nimport ee\nimport geemap.core as geemap\n```\n\n### Colab (Python)\n\n```python\nimport altair as alt\nimport pandas as pd\n\ndisplay(ee.Array([0.1]).erfcInv()) # [1.163]\ndisplay(ee.Array([1]).erfcInv()) # [0]\ndisplay(ee.Array([1.9]).erfcInv()) # [-1.163]\n\nstart = 0.001\nend = 1.999\npoints = ee.Array(ee.List.sequence(start, end, None, 50))\nvalues = points.erfcInv()\n\ndf = pd.DataFrame({'x': points.getInfo(), 'erfcInv(x)': values.getInfo()})\n\n# Plot erfcInv() defined above.\nalt.Chart(df).mark_line().encode(\n x=alt.X('x', axis=alt.Axis(values=[0, 1, 2])),\n y=alt.Y('erfcInv(x)', axis=alt.Axis(values=[-3, 0, 3]))\n)\n```"]]