判斷兩字符串相似度
阿新 • • 發佈：2018-11-03
except ring int set 最大 字符串相似度 public als ble
/**
* <h5>功能:判斷兩字符串相似度(最小為0,最大為1)</h5>
*
* @param strOne
* @param strTwo
* @return 兩字符串相似度(最小為0,最大為1)
*/
public static double SimlarityString(String strOne, String strTwo) {
Set<String> seta = new HashSet<String>();
Set<String> setb = new HashSet<String>();
for (int i = 0; i < strOne.length(); i++) {
seta.add(strOne.substring(i, i + 1));
}
for (int i = 0; i < strTwo.length(); i++) {
setb.add(strTwo.substring(i, i + 1));
}
double x = 0;
double y = 0;
if (seta.size() != 0 && setb.size() != 0) {
if (seta.size() >= setb.size()) {
y = setb.size();
} else {
y = seta.size();
}
for (Object obja : seta) {
for (Object objb : setb) {
if (obja.equals(objb)) {
x++;
}
}
}
double z = 0.0;
try {
z = x / y;
} catch (Exception e) {
}
return z;
} else {
return 0;
}
}判斷兩字符串相似度