コード例 #1
0
 /**
  * @param toCmp
  * @param testCondition associated with each decision tree node, int index for features included
  *     in CandleStick 0-time, 1-high bid price, 2-low bid price, 3-close bid price
  * @return
  */
 public int compareWith(CandleStick toCmp, int testCondition) {
   if (testCondition == 0) {
     return this.getTime().compareTo(toCmp.getTime());
   } else if (testCondition == 1) {
     return this.getHigh().compareTo(toCmp.getHigh());
   } else if (testCondition == 2) {
     return this.getLow().compareTo(toCmp.getLow());
   } else if (testCondition == 3) {
     return this.getClose().compareTo(toCmp.getClose());
   } else {
     System.err.println("invalid attribute idx...error");
     return 0;
   }
 }
コード例 #2
0
 public String getFeaturesAndLabel(CandleStick next) {
   // use StringBuilder other than String concatenation for fast operation
   StringBuilder sb = new StringBuilder();
   sb.append(this.currencyPair + ",");
   sb.append(this.time + ",");
   sb.append(this.high + ",");
   sb.append(this.low + ",");
   sb.append(this.close + ",");
   if (next.getClose() > this.close) sb.append(1);
   else if (next.getClose() < this.close) {
     sb.append(-1);
   } else {
     sb.append(0);
   }
   sb.append("\n");
   return sb.toString();
 }
コード例 #3
0
 @Override
 public int compare(CandleStick o1, CandleStick o2) {
   // TODO Auto-generated method stub
   return o1.getClose().compareTo(o2.getClose());
 }