skmeans - npm Package Compare versions

Comparing version 0.9.4 to 0.9.5

browser.js

@@ -0,0 +0,0 @@ "use strict";

dist/skmeans.js

@@ -0,0 +0,0 @@ "use strict";

distance.js

@@ -0,0 +0,0 @@ module.exports = {

Gruntfile.js

@@ -31,8 +31,9 @@ module.exports = function(grunt) {
 	    },
-			build: {
-      	src: 'dist/skmeans.js',
-      	dest: 'dist/skmeans.min.js'
-    	}
+			dist : {
+				files: {
+					'dist/skmeans.min.js' : ['dist/skmeans.js']
+				}
+			}
 	  },
-		clean: ['dist/skmeans.js','skmeans.js.map']
+		clean: ['dist/*.js','dist/*.map']
 	});
@@ -39,0 +40,0 @@

kinit.js

@@ -0,0 +0,0 @@ const

main.js

@@ -0,0 +0,0 @@ /*jshint esversion: 6 */

package.json

 {
   "name": "skmeans",
-  "version": "0.9.4",
-  "description": "Super fast simple kmeans clustering for unidimiensional and multidimensional data. Works in node and browser",
+  "version": "0.9.5",
+  "description": "Super fast simple k-means and k-means++ clustering for unidimiensional and multidimensional data. Works in node and browser",
   "author": "David Gómez Matarrodona <[e-mail]>",
@@ -13,2 +13,4 @@ "url": "https://github.com/owner/project/issues",
     "k-means",
+    "k-means++",
+    "kmeans++",
     "kmeans",
@@ -15,0 +17,0 @@ "simple",

README.md

 # skmeans
 
-Super fast simple k-means implementation for unidimiensional and multidimensional data. Works on nodejs and browser.
+Super fast simple k-means and [k-means++](https://en.wikipedia.org/wiki/K-means%2B%2B) implementation for unidimiensional and multidimensional data. Works on nodejs and browser.
 
@@ -5,0 +5,0 @@ ## Installation

test/multi.js

@@ -0,0 +0,0 @@ const skmeans = require("../main.js");

test/stats.js

 const skmeans = require("../main.js");
-const data1 = [];
+const data1 = require("./data/well-separated.js");
 const data2 = require("./data/random_pts.js");
 const MAX = 1000;
 
-for(let i=0;i<2000;i++) {
-	var r = Math.random();
-	if(r>=0 && r<0.33) data1.push([r,r*2]);
-	else if(r>=0.33 && r<0.66) data1.push([r+4,2*(r+4)]);
-	else data1.push([r+9,2*(r+9)]);
+function testCentroids(ks) {
+	ks.forEach(k=>{
+		k.forEach(v=>{
+			if(v==0) {
+				console.error(`Centroid on 0 ${k}`);
+				process.exit(1);
+			}
+		})
+	})
 }
@@ -17,2 +21,3 @@
 	var res = skmeans(data1,3);
+	testCentroids(res.centroids);
 	its += res.it;
@@ -25,2 +30,3 @@ }
 	var res = skmeans(data1,3,"kmrand");
+	testCentroids(res.centroids);
 	its += res.it;
@@ -33,2 +39,3 @@ }
 	var res = skmeans(data1,3,"kmpp");
+	testCentroids(res.centroids);
 	its += res.it;
@@ -42,2 +49,3 @@ }
 	var res = skmeans(data2,16);
+	testCentroids(res.centroids);
 	its += res.it;
@@ -50,2 +58,3 @@ }
 	var res = skmeans(data2,16,"kmrand");
+	testCentroids(res.centroids);
 	its += res.it;
@@ -58,4 +67,5 @@ }
 	var res = skmeans(data2,16,"kmpp");
+	testCentroids(res.centroids);
 	its += res.it;
 }
 console.log("skmeans kmpp\t\t=>",its/MAX);

test/test_rand.js

@@ -0,0 +0,0 @@ const skmeans = require("../main.js");

test/test_ws.js

@@ -0,0 +0,0 @@ const skmeans = require("../main.js");

test/test.js

@@ -0,0 +0,0 @@ const skmeans = require("../main.js");

test/uni.js

@@ -0,0 +0,0 @@ const skmeans = require("../main.js");

New alerts

Major refactor

Supply chain risk

Package has recently undergone a major refactor. It may be unstable or indicate significant internal changes. Use caution when updating to versions that include significant changes.

Found 1 instance in 1 package

Fixed alerts

URL strings

Supply chain risk

Package contains fragments of external URLs or IP addresses, which the package may be accessing at runtime.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

176825

182.25%

Number of package files

22

4.76%

Lines of code

3927

452.32%

Number of low supply chain risk alerts

5

-16.67%

Worsened metrics

Number of medium supply chain risk alerts

1

Infinity%

No dependency changes