private Pair<WholeNetworkAlter, NameMapping> findAlter(Interview interview, Integer alterNumber) {
for (WholeNetworkAlter alter : wholeNetworkAlters.values()) {
for (NameMapping mapping : alter.getOccurences()) {
if (mapping.getInterview().equals(interview)
&& mapping.getAlterNumber().equals(alterNumber))
return new Pair<WholeNetworkAlter, NameMapping>(alter, mapping);
}
}
return null;
// throw new IllegalArgumentException("Alter did not exist -- it must have been derived from
// somewhere, so we *must* find it");
}
public void build(Function2<Map<String, String>, Interview, Integer> getAlterAttributes) {
wholeNetworkAlters = new HashMap<Integer, WholeNetworkAlter>();
wholeNetworkTies = new HashMap<Pair<WholeNetworkAlter, WholeNetworkAlter>, WholeNetworkTie>();
// add all alters
for (NameMapping mapping : nameMap) {
int group = mapping.getGroup();
if (!wholeNetworkAlters.containsKey(group)) {
wholeNetworkAlters.put(group, new WholeNetworkAlter(group));
}
WholeNetworkAlter alter = wholeNetworkAlters.get(group);
alter.addOccurence(mapping);
}
// remove WholeNetworkAlters that are not mentioned in enough interviews
Map<Integer, WholeNetworkAlter> remainingAlters = new HashMap<Integer, WholeNetworkAlter>();
for (Entry<Integer, WholeNetworkAlter> entry : wholeNetworkAlters.entrySet()) {
if (entry.getValue().getOccurences().size() < settings.inclusionThreshold) {
if (settings.alwaysIncludeEgo) {
boolean isEgo = false;
for (NameMapping occurrence : entry.getValue().getOccurences()) {
if (occurrence.getAlterNumber().equals(-1)) {
isEgo = true;
}
}
if (isEgo) {
remainingAlters.put(entry.getKey(), entry.getValue());
}
}
} else {
// Include alter only if mentioned in enough interviews.
remainingAlters.put(entry.getKey(), entry.getValue());
}
}
wholeNetworkAlters = remainingAlters;
// Set attributes for remaining alters
for (WholeNetworkAlter wholeNetworkAlter : wholeNetworkAlters.values()) {
for (NameMapping mapping : wholeNetworkAlter.getOccurences()) {
wholeNetworkAlter.addAttributes(
getAlterAttributes.call(mapping.getInterview(), mapping.getAlterNumber()));
}
}
for (Interview interview : interviews) {
String[] thisInterviewAlterlist = interview.getAlterList();
// tie the ego to all alters
Pair<WholeNetworkAlter, NameMapping> ego = findAlter(interview, -1);
if (ego != null) {
for (int i = 0; i < interview.getAlterList().length; i++) {
Pair<WholeNetworkAlter, NameMapping> alter = findAlter(interview, i);
if (alter != null) {
tie(ego, alter, ego.getFirst().getId(), true, true);
}
}
}
// tie adjacent alters together
Iterator<Long> questions = study.getQuestionOrder(AlterPairQuestion.class).iterator();
while (questions.hasNext()) {
Question q = study.getQuestion((Long) questions.next());
if (q.determinesAdjacency()) {
try {
int[][] adj = interview.generateAdjacencyMatrix(q, false);
// int [][] adjWeight = interview.generateAdjacencyMatrix(q, true);
// loop through adj
// if adj[i][j] == 1, thisInterviewAlters[i] && thisInterviewAlters[j] are adjacent in
// final matrix
int alters = Math.min(adj.length, thisInterviewAlterlist.length);
for (int i = 0; i < alters; i++) {
for (int j = i + 1; j < alters; j++) {
boolean adjacent = adj[i][j] == 1;
String alter1 = thisInterviewAlterlist[i];
String alter2 = thisInterviewAlterlist[j];
logger.debug(
alter1
+ "("
+ i
+ ") and "
+ alter2
+ "("
+ j
+ ") are"
+ (adjacent ? " " : " not ")
+ "adjacent");
// find whole network alters
Pair<WholeNetworkAlter, NameMapping> wholeAlter1 = findAlter(interview, i);
Pair<WholeNetworkAlter, NameMapping> wholeAlter2 = findAlter(interview, j);
if (wholeAlter1 != null && wholeAlter2 != null) {
if (wholeAlter1.getFirst().compareTo(wholeAlter2.getFirst()) > 0) {
Pair<WholeNetworkAlter, NameMapping> swap = wholeAlter1;
wholeAlter1 = wholeAlter2;
wholeAlter2 = swap;
}
// TODO: strength of tie, even if not adjacent
tie(
wholeAlter1,
wholeAlter2,
ego == null ? null : ego.getFirst().getId(),
adjacent,
false);
}
}
}
} catch (MissingPairException ex) {
logger.error("Couldn't create adjacency matrix for question " + q, ex);
}
}
}
}
logger.info("# Alters: " + wholeNetworkAlters.size() + ", # Ties: " + wholeNetworkTies.size());
}
