/** get the group of words most similar to this word **/
function old_synset($id, $word, $pos)
{
$query = "SELECT * from word where word = '" . $word . "' and pos = '" . $pos . "';";
if ($id) {
$query = "SELECT * from word where id = " . $id . ";";
}
$result = mysql_query($query);
$row = array();
$friends = array();
$similarities = array();
$ids = array();
$poss = array();
$best = new PriorityQueue();
$best->clear();
$row;
$word;
$pos;
$friend;
$friends_of_friends;
while ($row = mysql_fetch_array($result)) {
$id = $row['id'];
$word = $row['word'];
$_GET['word'] = $word;
$pos = $row['pos'];
$_GET['pos'] = $pos;
$friends = getMostSimilar($id);
foreach ($friends as $friend) {
if ($friend['word'] != $word) {
if (!array_key_exists($friend['id'], $similarities)) {
$similarities[$friend['id']] = 0;
$ids[$friend['id']] = $friend['word'];
$poss[$friend['id']] = $friend['pos'];
}
$similarities[$friend['id']] += $friend['similarity'];
$friends_of_friends = getMostSimilar($friend['id']);
foreach ($friends_of_friends as $ff) {
if ($ff['word'] != $word) {
if (!array_key_exists($ff['id'], $similarities)) {
$similarities[$ff['id']] = 0;
$ids[$ff['id']] = $ff['word'];
$poss[$ff['id']] = $ff['pos'];
}
$similarities[$ff['id']] += $ff['similarity'] * $friend['similarity'];
}
}
}
}
}
foreach (array_keys($similarities) as $id) {
$best->push($id, $similarities[$id]);
}
$answer = array();
$max = 0;
$next;
$w;
$pos;
$sim;
while (!$best->IsEmpty()) {
$next = $best->pop();
$w = $ids[$next];
$pos = $poss[$next];
$sim = $similarities[$next];
if ($sim > $max) {
$max = $sim;
}
if ($sim >= $max / 2) {
array_push($answer, array("word" => $w, "id" => $next, "similarity" => $sim, "pos" => $pos));
}
}
return $answer;
}