function aggregateCombMNZ($googleArray, $bingArray, $blekkoArray)
{
//get the result set sizes in case a search engine hasn't returned
//the specified number of results
$googleResultSetSize = sizeof($googleArray);
$bingResultSetSize = sizeof($bingArray);
$blekkoResultSetSize = sizeof($blekkoArray);
$m = 0;
for ($i = 0; $i < $googleResultSetSize; $i++) {
for ($j = 0; $j < $bingResultSetSize; $j++) {
if (strcmp($googleArray[$i][0], $bingArray[$j][0]) == 0 && $googleArray[$i][4] != 1 && $bingArray[$j][4] != 1) {
//1. url 2. snippet 3. rank 4. combMNZ 5. aggregated 6. search engine 7. number of engines 8. the cluster number (default zero)
//our paired url 9. the title
$combinedTmpArray[$m][0] = $googleArray[$i][0];
$combinedTmpArray[$m][1] = $googleArray[$i][1];
//our combined rank - lowest is best
$combinedTmpArray[$m][2] = convertRankOneToZero($googleArray[$i][2], $googleResultSetSize) + convertRankOneToZero($bingArray[$j][2], $bingResultSetSize);
//our combMNZ score
$combinedTmpArray[$m][3] = $combinedTmpArray[$m][2] * 2;
$combinedTmpArray[$m][4] = 1;
//make sure these elements aren't counted twice
$googleArray[$i][4] = 1;
$bingArray[$j][4] = 1;
//string identifier for search engines
$combinedTmpArray[$m][5] = "Google Bing";
//the number of search engines returning
$combinedTmpArray[$m][6] = 2;
//the index of the cluster - this will be filled in in the cluster function
$combinedTmpArray[$m][7] = 0;
//an array for the cluster vectors
$combinedTmpArray[$m][8] = array();
//a value for snippet magnitude
$combinedTmpArray[$m][9] = 0;
//the display title
$combinedTmpArray[$m][10] = $googleArray[$i][7];
$m++;
}
}
}
$j = sizeof($combinedTmpArray);
for ($i = 0; $i < $googleResultSetSize; $i++) {
if ($googleArray[$i][4] == 0) {
$combinedTmpArray[$j][0] = $googleArray[$i][0];
$combinedTmpArray[$j][1] = $googleArray[$i][1];
//our combined rank - lowest is best
$combinedTmpArray[$j][2] = convertRankOneToZero($googleArray[$i][2], $googleResultSetSize);
//our combMNZ score
$combinedTmpArray[$j][3] = $combinedTmpArray[$j][2];
$combinedTmpArray[$j][4] = 1;
//make sure these elements aren't counted twice
$googleArray[$i][4] = 1;
//string identifier for search engines
$combinedTmpArray[$j][5] = $googleArray[$i][5];
//the number of search engines returning
$combinedTmpArray[$j][6] = 1;
//the index of the cluster - this will be filled in in the cluster function
$combinedTmpArray[$j][7] = 0;
//an array for the cluster vectors
$combinedTmpArray[$j][8] = array();
$combinedTmpArray[$j][9] = 0;
//the display title
$combinedTmpArray[$j][10] = $googleArray[$i][7];
$j++;
}
}
for ($i = 0; $i < $bingResultSetSize; $i++) {
if ($bingArray[$i][4] == 0) {
$combinedTmpArray[$j][0] = $bingArray[$i][0];
$combinedTmpArray[$j][1] = $bingArray[$i][1];
//our combined rank - lowest is best
$combinedTmpArray[$j][2] = convertRankOneToZero($bingArray[$i][2], $bingResultSetSize);
//our combMNZ score
$combinedTmpArray[$j][3] = $combinedTmpArray[$j][2];
$combinedTmpArray[$j][4] = 1;
//make sure these elements aren't counted twice
$bingArray[$i][4] = 1;
//string identifier for search engines
$combinedTmpArray[$j][5] = $bingArray[$i][5];
//the number of search engines returning
$combinedTmpArray[$j][6] = 1;
//the index of the cluster - this will be filled in in the cluster function
$combinedTmpArray[$j][7] = 0;
//an array for the cluster vectors
$combinedTmpArray[$j][8] = array();
$combinedTmpArray[$j][9] = 0;
//the display title
$combinedTmpArray[$j][10] = $bingArray[$i][7];
$j++;
}
}
for ($i = 0; $i < $j; $i++) {
for ($m = 0; $m < $blekkoResultSetSize; $m++) {
if (strcmp($combinedTmpArray[$i][0], $blekkoArray[$m][0]) == 0 && $blekkoArray[$m][4] != 1) {
//our combined rank - lowest is best
$combinedTmpArray[$i][2] += convertRankOneToZero($blekkoArray[$m][2], $blekkoResultSetSize);
//our combMNZ score
if ($combinedTmpArray[$i][6] == 1) {
$combinedTmpArray[$i][3] = $combinedTmpArray[$i][2] * 2.0;
} else {
$combinedTmpArray[$i][3] = $combinedTmpArray[$i][2] * 3.0;
}
$combinedTmpArray[$i][4] = 1;
//make sure these elements aren't counted twice
$blekkoArray[$m][4] = 1;
//string identifier for search engines
$combinedTmpArray[$i][5] .= " Blekko";
//the number of search engines returning
$combinedTmpArray[$i][6] += 1;
//the index of the cluster - this will be filled in in the cluster function
$combinedTmpArray[$i][7] = 0;
//an array for the cluster vectors
$combinedTmpArray[$i][8] = array();
//the display title
$combinedTmpArray[$i][9] = 0;
}
}
}
for ($i = 0; $i < $blekkoResultSetSize; $i++) {
if ($blekkoArray[$i][4] == 0) {
$combinedTmpArray[$j][0] = $blekkoArray[$i][0];
$combinedTmpArray[$j][1] = $blekkoArray[$i][1];
//our combined rank - lowest is best
$combinedTmpArray[$j][2] = convertRankOneToZero($blekkoArray[$i][2], $blekkoResultSetSize);
//our combMNZ score
$combinedTmpArray[$j][3] = $combinedTmpArray[$j][2];
$combinedTmpArray[$j][4] = 1;
//make sure these elements aren't counted twice
$blekkoArray[$i][4] = 1;
//string identifier for search engines
$combinedTmpArray[$j][5] = $blekkoArray[$i][5];
//string identifier for search engines
$combinedTmpArray[$j][6] = 1;
//the index of the cluster - this will be filled in in the cluster function
$combinedTmpArray[$j][7] = 0;
//an array for the cluster vectors
$combinedTmpArray[$j][8] = array();
$combinedTmpArray[$j][9] = 0;
//the display title
$combinedTmpArray[$j][10] = $blekkoArray[$i][7];
$j++;
}
}
//the last step is to order the array which we will do by the 3rd index of the array i.e. the CombMNZ value
arraySortByColumn($combinedTmpArray, 3, SORT_DESC);
return $combinedTmpArray;
}
<div class="span4" id="divCheckboxBlekko" style="display: none;"></div>
<div class="span4" id="divCheckboxGoogle" style="display: none;"></div>', $finalResultStr, $contents);
}
//display our clustered results
if ($outputType == 3) {
$combinedArray = aggregateCombMNZ($googleResultArray, $bingResultArray, $blekkoResultArray);
$clusteredArray = $combinedArray;
//we will need to look into the object array in order to do the cluster mappings
cluster($clusteredArray, 4);
//copy the original snippets back into the clustered array
$arrSize = sizeof($clusteredArray);
for ($i = 0; $i < $arrSize; $i++) {
$clusteredArray[$i][1] = $combinedArray[$i][1];
}
//sort array by cluster index
arraySortByColumn($clusteredArray, 7, SORT_ASC);
$finalResultStr .= '<div class="span12">';
$check == 0;
for ($i = 0; $i < $arrSize; $i++) {
//1. url 2. snippet 3. rank 4. combMNZ 5. aggregated 6. search engine 7. number of engines
//this splits off the clusters into differently coloured columns
if ($clusteredArray[$i][7] == 1 && $check == 0) {
$finalResultStr .= '<div class="span3" style="padding:3px 3px">';
$check = 1;
}
if ($clusteredArray[$i][7] == 2 && $check == 1) {
$finalResultStr .= '</div>';
$finalResultStr .= '<div class="span3" style="padding:3px 3px">';
$check = 2;
}
if ($clusteredArray[$i][7] == 3 && $check == 2) {
