osm-search/Nominatim
1
1
Fork 0
mirror of https://github.com/osm-search/Nominatim.git synced 2024-12-25 22:12:45 +03:00
Code Issues Packages Projects Releases Wiki Activity

experimental tweaking of ranks of searches

Browse Source 
- completely removes partial words with spaces from addresses
- ensure that frequent partial search terms appear in NonAddress
- higher penalty for partial words consisting of numbers
This commit is contained in:
Sarah Hoffmann 2014-05-01 17:53:13 +02:00
parent fd6db5a13f
commit 4d6da459da
1 changed files with 8 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
lib/Geocode.php
View File

@ -932,7 +932,7 @@
{
if (isset($aSearchTerm['word_id']) && $aSearchTerm['word_id'])
{
if ((!$bStructuredPhrases || $iPhrase > 0) && sizeof($aCurrentSearch['aName']) && strlen($sToken) >= 4)
if ((!$bStructuredPhrases || $iPhrase > 0) && sizeof($aCurrentSearch['aName']) && strpos($sToken, ' ') === false)
{
$aSearch = $aCurrentSearch;
$aSearch['iSearchRank'] += 1;
@ -941,8 +941,11 @@
$aSearch['aAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
}
elseif (isset($aValidTokens[' '.$sToken])) // revert to the token version?
elseif (isset($aValidTokens[' '.$sToken]) && strlen($sToken) >= 4) // revert to the token version?
{
$aSearch['aAddressNonSearch'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
$aSearch['iSearchRank'] += 1;
if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
foreach($aValidTokens[' '.$sToken] as $aSearchTermToken)
{
if (empty($aSearchTermToken['country_code'])
@ -959,6 +962,7 @@
else
{
$aSearch['aAddressNonSearch'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
if (preg_match('#^[0-9]+$#', $sToken)) $aSearch['iSearchRank'] += 2;
if ($aSearch['iSearchRank'] < $this->iMaxRank) $aNewWordsetSearches[] = $aSearch;
}
}
@ -966,7 +970,8 @@
if (!sizeof($aCurrentSearch['aName']) || $aCurrentSearch['iNamePhrase'] == $iPhrase)
{
$aSearch = $aCurrentSearch;
$aSearch['iSearchRank'] += 2;
$aSearch['iSearchRank'] += 1;
if (!sizeof($aCurrentSearch['aName'])) $aSearch['iSearchRank'] += 1;
if (preg_match('#^[0-9]+$#', $sToken)) $aSearch['iSearchRank'] += 2;
if ($aWordFrequencyScores[$aSearchTerm['word_id']] < CONST_Max_Word_Frequency)
$aSearch['aName'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];