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Funktionierende Version über kleinen Umweg 

Signed-off-by: Johannes Theiner <j.theiner@live.de>

#SPM-17: add work development 1h 30m funktionierende Version
This commit is contained in:
Johannes Theiner 2019-04-23 14:12:05 +02:00
parent 6ebf46b65c
commit e6f0a9ce6f
3 changed files with 24 additions and 38 deletions
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4
src/main/java/de/hsel/spm/baudas/analysis/DayHour.java
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@ -1,6 +1,8 @@
package de.hsel.spm.baudas.analysis; package de.hsel.spm.baudas.analysis;
import lombok.AllArgsConstructor;
import lombok.Data; import lombok.Data;
import lombok.EqualsAndHashCode;
/** /**
* @author Johannes Theiner * @author Johannes Theiner
@ -9,6 +11,8 @@ import lombok.Data;
**/ **/
@Data @Data
@EqualsAndHashCode
@AllArgsConstructor
public class DayHour { public class DayHour {
private String day; private String day;

49
src/main/java/de/hsel/spm/baudas/analysis/ShoppingTimes.java
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@ -1,10 +1,13 @@
package de.hsel.spm.baudas.analysis; package de.hsel.spm.baudas.analysis;
import weka.core.AttributeStats;
import weka.core.Instance;
import weka.core.Instances; import weka.core.Instances;
import weka.filters.Filter; import weka.filters.Filter;
import weka.filters.unsupervised.attribute.Remove; import weka.filters.unsupervised.attribute.Remove;
import java.io.File; import java.io.File;
import java.util.HashMap;
import java.util.Map; import java.util.Map;
/** /**
@ -25,6 +28,7 @@ public class ShoppingTimes implements Analysis<Map<DayHour, Integer>> {
@Override @Override
public Map<DayHour, Integer> getResult() { public Map<DayHour, Integer> getResult() {
if (result == null) { if (result == null) {
result = new HashMap<>();
int[] keepIndexes = new int[]{Attribute.SHOPPING_DAY, Attribute.SHOPPING_HOUR}; int[] keepIndexes = new int[]{Attribute.SHOPPING_DAY, Attribute.SHOPPING_HOUR};
int dayIndex = 0; int dayIndex = 0;
int hourIndex = 1; int hourIndex = 1;
@ -39,40 +43,21 @@ public class ShoppingTimes implements Analysis<Map<DayHour, Integer>> {
ex.printStackTrace(); ex.printStackTrace();
} }
for (int i = 0; i < instances.attribute(dayIndex).numValues(); i++) {
String day = instances.attribute(dayIndex).value(i);
/*try { Instances instancesCopy = new Instances(instances, 0, instances.numInstances());
SubsetByExpression byExpression = new SubsetByExpression(); for (int j = instancesCopy.numInstances() - 1; j >= 0; j--) {
byExpression.setExpression("(1 == Montag)"); Instance instance = instancesCopy.get(j);
byExpression.setInputFormat(instances); if(!instance.stringValue(dayIndex).equals(day))
instances = Filter.useFilter(instances, byExpression); instancesCopy.delete(j);
} catch (Exception e) { }
e.printStackTrace(); AttributeStats stats = instancesCopy.attributeStats(hourIndex);
for (int j = 0; j < instancesCopy.attribute(hourIndex).numValues(); j++) {
DayHour dayHour = new DayHour(day, instancesCopy.attribute(hourIndex).value(j));
result.put(dayHour, stats.nominalCounts[j]);
}
} }
Enumeration<Object> dayValues = instances.attribute(dayIndex).enumerateValues();
int i = 0;
while (dayValues.hasMoreElements()) {
System.out.println(dayValues.nextElement() + " " + instances.attributeStats(dayIndex).nominalCounts[i]);
i++;
}
Enumeration<Object> hourValues = instances.attribute(hourIndex).enumerateValues();
i = 0;
while (hourValues.hasMoreElements()) {
System.out.println(hourValues.nextElement() + " " + instances.attributeStats(hourIndex).nominalCounts[i]);
i++;
}*/
/* AttributeStats stats = instances.attributeStats(hourIndex);
for (i = 0; i <= instances.attribute(hourIndex).numValues() - 1; i++) {
System.out.println(instances.attribute(hourIndex).value(i) + " " + stats.nominalCounts[i]);
}*/
} }
return result; return result;
} }

9
src/test/java/de/hsel/spm/baudas/analysis/ShoppingTimesTest.java
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@ -8,6 +8,7 @@ import java.time.Duration;
import java.util.Map; import java.util.Map;
import java.util.concurrent.atomic.AtomicReference; import java.util.concurrent.atomic.AtomicReference;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertTimeout; import static org.junit.jupiter.api.Assertions.assertTimeout;
/** /**
@ -27,13 +28,9 @@ public class ShoppingTimesTest {
AtomicReference<Map<DayHour, Integer>> results = new AtomicReference<>(); AtomicReference<Map<DayHour, Integer>> results = new AtomicReference<>();
assertTimeout(Duration.ofMillis(500), () -> results.set(overview.getResult())); assertTimeout(Duration.ofMillis(1300), () -> results.set(overview.getResult()));
/*for(Pair<String, String> pair : results.get().keySet()) {
System.out.println(pair);
}*/
assertEquals(4, results.get().get(new DayHour("Montag", "10-12 Uhr")));
//assertEquals(21, results.get().get(new Pair<>("Montag", ">17 Uhr")));
//TODO: mehr Tests //TODO: mehr Tests
} }