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target can be configured, improve construction heuristic
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contribs/application/src/main/java/org/matsim/application/Category.java
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package org.matsim.application; | ||
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import org.matsim.core.config.ReflectiveConfigGroup; | ||
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import java.util.*; | ||
import java.util.regex.Pattern; | ||
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/** | ||
* Categorize values into groups. | ||
*/ | ||
public final class Category { | ||
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private static final Set<String> TRUE = Set.of("true", "yes", "1", "on", "y", "j", "ja"); | ||
private static final Set<String> FALSE = Set.of("false", "no", "0", "off", "n", "nein"); | ||
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/** | ||
* Unique values of the category. | ||
*/ | ||
private final Set<String> values; | ||
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/** | ||
* Groups of values that have been subsumed under a single category. | ||
* These are values separated by , | ||
*/ | ||
private final Map<String, String> grouped; | ||
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/** | ||
* Regular expressions for each category. | ||
*/ | ||
private final Map<String, Pattern> regex; | ||
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/** | ||
* Range categories. | ||
*/ | ||
private final List<Range> ranges; | ||
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public Category(Set<String> values) { | ||
this.values = values; | ||
this.grouped = new HashMap<>(); | ||
this.regex = new HashMap<>(); | ||
for (String v : values) { | ||
if (v.contains(",")) { | ||
String[] grouped = v.split(","); | ||
for (String g : grouped) { | ||
this.grouped.put(g, v); | ||
} | ||
} | ||
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if (v.startsWith("/") && v.endsWith("/")) { | ||
this.regex.put(v, Pattern.compile(v.substring(1, v.length() - 1), Pattern.CASE_INSENSITIVE)); | ||
} | ||
} | ||
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boolean range = this.values.stream().allMatch(v -> v.contains("-") || v.contains("+")); | ||
if (range) { | ||
ranges = new ArrayList<>(); | ||
for (String value : this.values) { | ||
if (value.contains("-")) { | ||
String[] parts = value.split("-"); | ||
ranges.add(new Range(Double.parseDouble(parts[0]), Double.parseDouble(parts[1]), value)); | ||
} else if (value.contains("+")) { | ||
ranges.add(new Range(Double.parseDouble(value.replace("+", "")), Double.POSITIVE_INFINITY, value)); | ||
} | ||
} | ||
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ranges.sort(Comparator.comparingDouble(r -> r.left)); | ||
} else | ||
ranges = null; | ||
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// Check if all values are boolean | ||
if (values.stream().allMatch(v -> TRUE.contains(v.toLowerCase()) || FALSE.contains(v.toLowerCase()))) { | ||
for (String value : values) { | ||
Set<String> group = TRUE.contains(value.toLowerCase()) ? TRUE : FALSE; | ||
for (String g : group) { | ||
this.grouped.put(g, value); | ||
} | ||
} | ||
} | ||
} | ||
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/** | ||
* Create categories from config parameters. | ||
*/ | ||
public static Map<String, Category> fromConfigParams(Collection<? extends ReflectiveConfigGroup> params) { | ||
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Map<String, Set<String>> categories = new HashMap<>(); | ||
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// Collect all values | ||
for (ReflectiveConfigGroup parameter : params) { | ||
for (Map.Entry<String, String> kv : parameter.getParams().entrySet()) { | ||
categories.computeIfAbsent(kv.getKey(), k -> new HashSet<>()).add(kv.getValue()); | ||
} | ||
} | ||
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return categories.entrySet().stream() | ||
.collect(HashMap::new, (m, e) -> m.put(e.getKey(), new Category(e.getValue())), HashMap::putAll); | ||
} | ||
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/** | ||
* Categorize a single value. | ||
*/ | ||
public String categorize(Object value) { | ||
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if (value == null) | ||
return null; | ||
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if (value instanceof Boolean) { | ||
// Booleans and synonyms are in the group map | ||
return categorize(((Boolean) value).toString().toLowerCase()); | ||
} else if (value instanceof Number) { | ||
return categorizeNumber((Number) value); | ||
} else { | ||
String v = value.toString(); | ||
if (values.contains(v)) | ||
return v; | ||
else if (grouped.containsKey(v)) | ||
return grouped.get(v); | ||
else { | ||
for (Map.Entry<String, Pattern> kv : regex.entrySet()) { | ||
if (kv.getValue().matcher(v).matches()) | ||
return kv.getKey(); | ||
} | ||
} | ||
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try { | ||
double d = Double.parseDouble(v); | ||
return categorizeNumber(d); | ||
} catch (NumberFormatException e) { | ||
return null; | ||
} | ||
} | ||
} | ||
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private String categorizeNumber(Number value) { | ||
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if (ranges != null) { | ||
for (Range r : ranges) { | ||
if (value.doubleValue() >= r.left && value.doubleValue() < r.right) | ||
return r.label; | ||
} | ||
} | ||
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// Match string representation | ||
String v = value.toString(); | ||
if (values.contains(v)) | ||
return v; | ||
else if (grouped.containsKey(v)) | ||
return grouped.get(v); | ||
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// Convert the number to a whole number, which will have a different string representation | ||
if (value instanceof Float || value instanceof Double) { | ||
return categorizeNumber(value.longValue()); | ||
} | ||
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return null; | ||
} | ||
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@Override | ||
public String toString() { | ||
return "Category{" + | ||
"values=" + values + | ||
(grouped != null && !grouped.isEmpty() ? ", grouped=" + grouped : "") + | ||
(regex != null && !regex.isEmpty() ? ", regex=" + regex : "") + | ||
(ranges != null && !ranges.isEmpty() ? ", ranges=" + ranges : "") + | ||
'}'; | ||
} | ||
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/** | ||
* Number range. | ||
* | ||
* @param left Left bound of the range. | ||
* @param right Right bound of the range. (exclusive) | ||
* @param label Label of this group. | ||
*/ | ||
private record Range(double left, double right, String label) { | ||
} | ||
} |
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contribs/informed-mode-choice/src/main/java/org/matsim/modechoice/ModeTargetParameters.java
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package org.matsim.modechoice; | ||
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import com.google.common.base.Joiner; | ||
import it.unimi.dsi.fastutil.objects.Object2DoubleMap; | ||
import it.unimi.dsi.fastutil.objects.Object2DoubleOpenHashMap; | ||
import jakarta.validation.constraints.Positive; | ||
import org.matsim.application.Category; | ||
import org.matsim.core.config.ReflectiveConfigGroup; | ||
import org.matsim.utils.objectattributes.attributable.Attributes; | ||
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import java.util.Map; | ||
import java.util.Objects; | ||
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/** | ||
* Target parameters for mode shares. | ||
* This group allows arbitrary attributes to be defined, which are matched against person attributes. | ||
*/ | ||
public final class ModeTargetParameters extends ReflectiveConfigGroup { | ||
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public static final String GROUP_NAME = "modeTargetParameters"; | ||
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private static final String SHARES = "shares"; | ||
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private static Joiner.MapJoiner JOINER = Joiner.on(",").withKeyValueSeparator("="); | ||
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@Parameter | ||
@Positive | ||
@Comment("Allowed tolerance for mode share.") | ||
public double tolerance = 0.01; | ||
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private Object2DoubleMap<String> shares = new Object2DoubleOpenHashMap<>(); | ||
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public ModeTargetParameters() { | ||
super(GROUP_NAME, true); | ||
} | ||
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public ModeTargetParameters(String subpopulation, Map<String, Double> shares) { | ||
super(GROUP_NAME, true); | ||
this.shares.putAll(shares); | ||
this.addParam("subpopulation", subpopulation); | ||
} | ||
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/** | ||
* Name of the config group. | ||
*/ | ||
public String getGroupName() { | ||
Map<String, String> params = getParams(); | ||
params.remove("shares"); | ||
params.remove("tolerance"); | ||
return JOINER.join(params); | ||
} | ||
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public Object2DoubleMap<String> getShares() { | ||
return shares; | ||
} | ||
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@StringSetter(SHARES) | ||
void setShares(String shares) { | ||
this.shares = new Object2DoubleOpenHashMap<>(); | ||
String[] parts = shares.split(","); | ||
for (String part : parts) { | ||
String[] kv = part.split("="); | ||
this.shares.put(kv[0], Double.parseDouble(kv[1])); | ||
} | ||
} | ||
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@StringGetter(SHARES) | ||
String getSharesString() { | ||
return JOINER.join(shares); | ||
} | ||
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/** | ||
* Match attributes from an object with parameters defined in config. | ||
*/ | ||
public boolean matchPerson(Attributes attr, Map<String, Category> categories) { | ||
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for (Map.Entry<String, String> e : getParams().entrySet()) { | ||
if (e.getKey().equals(SHARES) || e.getKey().equals("tolerance")) | ||
continue; | ||
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// might be null if not defined | ||
Object objValue = attr.getAttribute(e.getKey()); | ||
String category = categories.get(e.getKey()).categorize(objValue); | ||
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// compare as string | ||
if (!Objects.toString(category).equals(e.getValue())) | ||
return false; | ||
} | ||
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return true; | ||
} | ||
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} |
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