public void createBucketWithRandomTS(String s, int EXP, int ANZ) throws IOException {
DecimalFormat df = new DecimalFormat("0.000");
System.out.println("--> create bucket : uncorrelated TS alpha=0.5");
Configuration config = new Configuration();
FileSystem fs = FileSystem.get(config);
Path path = new Path(outputDir + "/" + s + "_alpha_0.5_.tsb.vec.seq");
System.out.println("--> create bucket : " + path.toString());
// write a SequenceFile form a Vector
SequenceFile.Writer writer =
new SequenceFile.Writer(fs, config, path, Text.class, VectorWritable.class);
System.out.println(
"--> process bucket : Uniform-Random-Generator ( z="
+ ANZ
+ ", l="
+ Math.pow(2, EXP)
+ ", TestA )");
int SAMPLES = 0;
for (int i = 0; i < ANZ; i++) {
TSData data = new TSData();
data.dataset = processTESTA(data.getRandomData((int) Math.pow(2, EXP)));
Messreihe mr = data.getMessreihe();
if (SAMPLES < TSPropertyTester.zSAMPLES) TSPropertyTester.addSample(mr);
SAMPLES++;
/** Here we lose the METADATA of each row!!! */
System.out.print(" (" + i + ")");
NamedVector nv = new NamedVector(new DenseVector(data.getData()), data.label);
VectorWritable vec = new VectorWritable();
vec.set(nv);
writer.append(new Text(nv.getName()), vec);
}
writer.close();
System.out.println("### DONE : " + path.toString());
}
/**
* Create LRC time series ...
*
* @param s
* @param z
* @param EXP
* @param BETA
* @throws IOException
* @throws Exception
*/
public void createBucketWithRandomTS(String s, int z, int EXP, double BETA)
throws IOException, Exception {
DecimalFormat df = new DecimalFormat("0.000");
System.out.println("--> create bucket : LRC with beta=" + df.format(BETA));
Configuration config = new Configuration();
FileSystem fs = FileSystem.get(config);
Path path = new Path(outputDir + "/" + s + "_LRC_beta_" + df.format(BETA) + ".tsb.vec.seq");
System.out.println("--> create bucket : " + path.toString());
// write a SequenceFile form a Vector
SequenceFile.Writer writer =
new SequenceFile.Writer(fs, config, path, Text.class, VectorWritable.class);
System.out.println("--> process bucket : LRC-Generator (" + z + ")");
int SAMPLES = 0;
for (int i = 0; i < z; i++) {
boolean showTESTS = false;
Messreihe mr =
LongTermCorrelationSeriesGenerator.getRandomRow(
(int) Math.pow(2, EXP), BETA, showTESTS, false);
if (SAMPLES < TSPropertyTester.zSAMPLES) TSPropertyTester.addSample(mr);
SAMPLES++;
TSData data = TSData.convertMessreihe(mr);
System.out.println("(" + i + ")");
NamedVector nv = new NamedVector(new DenseVector(data.getData()), data.label);
VectorWritable vec = new VectorWritable();
vec.set(nv);
writer.append(new Text(nv.getName()), vec);
}
writer.close();
System.out.println("### DONE : " + path.toString());
}
