phyks/bloomfilter.js
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Phyks 2014-10-27 22:47:56 +01:00
parent 28165113da
commit 49f4fdb55b
1 changed files with 3 additions and 3 deletions
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bloomfilter.js
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@ -26,19 +26,19 @@
// Number of slices, k
var k = Math.ceil(- Math.log(error_rate) / Math.log(2));
// Total number of bits, m
// Size of the UInt32 table, n
// Size of the Int32 table, n
var m, n;
if (typeof capacity !== "number") {
a = capacity;
// Total number of bits, m
m = a.length * 32;
// Size of the UInt32 table, n
// Size of the Int32 table, n
n = a.length;
}
else {
// Total number of bits, m
m = Math.ceil(capacity * Math.abs(Math.log(error_rate)) / (k * Math.pow(Math.log(2), 2))) * k;
// Size of the UInt32 table, n
// Size of the Int32 table, n
n = Math.ceil(m / 32);
// Round total number of bits to closest multiple of 32
m = n * 32;