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@turf/standard-deviational-ellipse

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@turf/standard-deviational-ellipse - npm Package Compare versions

Comparing version

to
7.0.0-alpha.0

6

index.d.ts

@@ -6,5 +6,5 @@ import {

Polygon,
Properties,
GeoJsonProperties,
Point,
} from "@turf/helpers";
} from "geojson";

@@ -34,3 +34,3 @@ /**

options?: {
properties?: Properties;
properties?: GeoJsonProperties;
weight?: string;

@@ -37,0 +37,0 @@ steps?: number;

{
"name": "@turf/standard-deviational-ellipse",
"version": "6.5.0",
"version": "7.0.0-alpha.0",
"description": "turf standard-deviational-ellipse module",

@@ -49,7 +49,7 @@ "author": "Turf Authors",

"test:tape": "node -r esm test.js",
"test:types": "tsc --esModuleInterop --noEmit types.ts"
"test:types": "tsc --esModuleInterop --noEmit --strict types.ts"
},
"devDependencies": {
"@turf/random": "^6.5.0",
"@turf/truncate": "^6.5.0",
"@turf/random": "^7.0.0-alpha.0",
"@turf/truncate": "^7.0.0-alpha.0",
"benchmark": "*",

@@ -63,10 +63,10 @@ "load-json-file": "*",

"dependencies": {
"@turf/center-mean": "^6.5.0",
"@turf/ellipse": "^6.5.0",
"@turf/helpers": "^6.5.0",
"@turf/invariant": "^6.5.0",
"@turf/meta": "^6.5.0",
"@turf/points-within-polygon": "^6.5.0"
"@turf/center-mean": "^7.0.0-alpha.0",
"@turf/ellipse": "^7.0.0-alpha.0",
"@turf/helpers": "^7.0.0-alpha.0",
"@turf/invariant": "^7.0.0-alpha.0",
"@turf/meta": "^7.0.0-alpha.0",
"@turf/points-within-polygon": "^7.0.0-alpha.0"
},
"gitHead": "5375941072b90d489389db22b43bfe809d5e451e"
"gitHead": "0edc4c491b999e5ace770a61e1cf549f7c004189"
}

@@ -19,19 +19,20 @@ # @turf/standard-deviational-ellipse

• Robert S. Yuill, “The Standard Deviational Ellipse; An Updated Tool for
Spatial Description,” _Geografiska Annaler_ 53, no. 1 (1971): 28–39,
doi:[10.2307/490885][4].
Spatial Description,” *Geografiska Annaler* 53, no. 1 (1971): 28–39,
doi:{@link [https://doi.org/10.2307/490885|10.2307/490885}][4].
• Paul Hanly Furfey, “A Note on Lefever’s “Standard Deviational Ellipse,”
_American Journal of Sociology_ 33, no. 1 (1927): 94—98,
doi:[10.1086/214336][5].
*American Journal of Sociology* 33, no. 1 (1927): 94—98,
doi:{@link [https://doi.org/10.1086/214336|10.1086/214336}][5].
**Parameters**
### Parameters
- `points` **[FeatureCollection][6]<[Point][7]>** GeoJSON points
- `options` **[Object][8]** Optional parameters (optional, default `{}`)
- `options.weight` **[string][9]?** the property name used to weight the center
- `options.steps` **[number][10]** number of steps for the polygon (optional, default `64`)
- `options.properties` **[Object][8]** properties to pass to the resulting ellipse (optional, default `{}`)
* `points` **[FeatureCollection][6]<[Point][7]>** GeoJSON points
* `options` **[Object][8]** Optional parameters (optional, default `{}`)
**Examples**
* `options.weight` **[string][9]?** the property name used to weight the center
* `options.steps` **[number][10]** number of steps for the polygon (optional, default `64`)
* `options.properties` **[Object][8]** properties to pass to the resulting ellipse (optional, default `{}`)
### Examples
```javascript

@@ -46,3 +47,3 @@ var bbox = [-74, 40.72, -73.98, 40.74];

Returns **[Feature][11]&lt;[Polygon][12]>** an elliptical Polygon that includes approximately 1 SD of the dataset within it.
Returns **[Feature][11]<[Polygon][12]>** an elliptical Polygon that includes approximately 1 SD of the dataset within it.

@@ -55,5 +56,5 @@ [1]: https://tools.ietf.org/html/rfc7946#section-3.3

[4]: https://doi.org/10.2307/490885
[4]: https://doi.org/10.2307/490885|10.2307/490885}
[5]: https://doi.org/10.1086/214336
[5]: https://doi.org/10.1086/214336|10.1086/214336}

@@ -60,0 +61,0 @@ [6]: https://tools.ietf.org/html/rfc7946#section-3.3

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U.S. Patent No. 12,346,443 & 12,314,394. Other pending.