function featureExtractor($tweet) { $tweet = removeUrlAndUserNames($tweet); $tweet = replaceEmoticons($tweet); $tweet = changeCase($tweet); $tweet = separateWords($tweet); $tweet = stripSpecialChar($tweet); $tweet = removeEmptyWords($tweet); $tweet = removeStopWords($tweet); $tweet = replaceMultiLetterSpelling($tweet); $tweet = applyPorterStemming($tweet); return $tweet; }
$entireWebresults = "Sorry, no results matching {$search}"; } $blekko = searchBlekko($search); if ($blekko == false) { $blekkoresults = "Sorry, no results matching {$search}"; } $google = scrapeGoogle(urlencode($search)); if ($google == false) { $googleresults = "Sorry, no results matching {$search}"; } } } } else { if ($radioGroup2 == 'stemmingOn') { // Remove stopwords and apply stemming $stemsUnique = applyPorterStemming($searchExploded); $search = implode(" ", $stemsUnique); $bing = searchBing($search); if ($bing == false) { $bingresults = "Sorry, no results matching {$search}"; } $entireWeb = searchEntireWeb($search); if ($entireWeb == false) { $entireWebresults = "Sorry, no results matching {$search}"; } $blekko = searchBlekko($search); if ($blekko == false) { $blekkoresults = "Sorry, no results matching {$search}"; } $google = scrapeGoogle(urlencode($search)); if ($google == false) {