gnh1201/welsonjs
1
0
Fork 0
mirror of https://github.com/gnh1201/welsonjs.git synced 2025-05-20 00:21:03 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Update extramath.js

Browse Source
This commit is contained in:
Namhyeon Go 2022-11-06 21:41:10 +09:00 committed by GitHub
parent 21f3e7c2e7
commit 750a4f8f94
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 5 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
lib/extramath.js
View File

@ -26,25 +26,25 @@ function DTM() {
}; };
} }
function cosineSim(A, B) { function cos(A, B) {
var dotproduct = 0; var dotproduct = 0;
var mA = 0; var mA = 0;
var mB = 0; var mB = 0;
for (i = 0; i < A.length; i++) { // here you missed the i++ for (i = 0; i < A.length; i++) {
dotproduct += (A[i] * B[i]); dotproduct += (A[i] * B[i]);
mA += (A[i] * A[i]); mA += (A[i] * A[i]);
mB += (B[i] * B[i]); mB += (B[i] * B[i]);
} }
mA = Math.sqrt(mA); mA = Math.sqrt(mA);
mB = Math.sqrt(mB); mB = Math.sqrt(mB);
var similarity = (dotproduct) / ((mA)*(mB)) // here you needed extra brackets var similarity = (dotproduct) / ((mA) * (mB))
return similarity; return similarity;
} }
exports.DTM = DTM; exports.DTM = DTM;
exports.cosineSim = cosineSim; exports.cos = cos;
exports.VERSIONINFO = "ExtraMath module (extramath.js) version 0.0.1"; exports.VERSIONINFO = "ExtraMath module (extramath.js) version 0.0.2";
exports.AUTHOR = "catswords@protonmail.com"; exports.AUTHOR = "catswords@protonmail.com";
exports.global = global; exports.global = global;
exports.require = global.require; exports.require = global.require;