V1_0.java [src/java/m/example/stats] Revision: default Date:
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package m.example.stats;
import com.google.common.math.Quantiles;
import com.google.common.math.Stats;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import javax.ws.rs.Path;
import csip.annotations.*;
import org.codehaus.jettison.json.JSONArray;
import org.codehaus.jettison.json.JSONObject;
@Name("Stats")
@Description("Statistics")
@Path("m/stats/1.0")
public class V1_0 extends csip.ModelDataService {
// this is comment.
@Override
protected void doProcess() throws Exception {
List<Double> l = new ArrayList<>();
JSONArray v = parameter().getJSONArray("result");
JSONObject ts = v.getJSONObject(0);
JSONArray a = ts.getJSONArray("data");
for (int i = 0; i < a.length(); i++) {
JSONArray elem = a.getJSONArray(i);
l.add(elem.getDouble(1));
}
double[] vals = toDoubleArray(l);
System.out.println(l);
Stats s = Stats.of(vals);
Map<Integer, Double> uncertResult = Quantiles.quartiles().indexes(0, 1, 2, 3, 4).compute(vals);
double min = uncertResult.get(0);
double q1 = uncertResult.get(1);
double med = uncertResult.get(2);
double q3 = uncertResult.get(3);
double max = uncertResult.get(4);
int i = 0;
// for (i = 0; i < 100000; i++) {
results().put("mean" + i , s.mean(), "Mean");
results().put("count"+ i, s.count(), "Count");
results().put("pop_stdev+ i", s.populationStandardDeviation(), "populationStandardDeviation");
results().put("pop_var"+ i, s.populationVariance(), "populationVariance");
results().put("min"+ i, min, "minimum");
results().put("q1"+ i, q1, "1st Quartile");
results().put("median"+ i, med, "Median");
results().put("q3"+ i, q3, "3nd Quartile");
results().put("max"+ i, max, "maximum");
// }
}
public static double[] toDoubleArray(List<Double> data) {
return data.stream().mapToDouble(Double::doubleValue).toArray();
}
}