class SAP_BM25 {
public static function score($query_terms, $index) {
$N = count($index);
$k1 = 1.5;
$b = 0.75;
$doc_lengths = [];
$avgdl = 0;
foreach ($index as $id => $vector) {
$len = array_sum($vector);
$doc_lengths[$id] = $len;
$avgdl += $len;
}
$avgdl = $avgdl / max($N,1);
$scores = [];
foreach ($index as $id => $vector) {
$score = 0;
$dl = $doc_lengths[$id];
foreach ($query_terms as $term) {
$df = 0;
foreach ($index as $doc) {
if (isset($doc[$term])) $df++;
}
if ($df == 0) continue;
$idf = log(($N - $df + 0.5)/($df + 0.5) + 1);
$tf = $vector[$term] ?? 0;
$score += $idf * (
($tf * ($k1 + 1)) /
($tf + $k1 * (1 - $b + $b * ($dl/$avgdl)))
);
}
if ($score > 0) $scores[$id] = $score;
}
arsort($scores);
return $scores;
}
}
class SAP_Medical_Classifier {
public static function classify($query) {
$map = [
'ed' => '泌尿器科',
'勃起' => '泌尿器科',
'薄毛' => '皮膚科',
'aga' => '皮膚科',
'不眠' => '心療内科',
'動悸' => '循環器内科'
];
$query = strtolower($query);
foreach ($map as $keyword => $dept) {
if (strpos($query, $keyword) !== false) {
return $dept;
}
}
return null;
}
}
class SAP_AI_Search {
public static function search($query) {
$expanded = SAP_Synonym::expand($query);
$index = get_option('sap_vector_index', []);
$scores = SAP_BM25::score($expanded, $index);
return $scores;
}
}
class SAP_REST {
public static function init(){
register_rest_route('sap/v1','/ai-search',[
'methods'=>'GET',
'callback'=>[__CLASS__,'search'],
'permission_callback'=>'__return_true'
]);
}
public static function search($req){
$query = sanitize_text_field($req['q']);
$cache_key = 'sap_ai_'.md5($query);
if($cached = get_transient($cache_key)){
return $cached;
}
$results = SAP_AI_Search::search($query);
$response = [
'query'=>$query,
'department'=>SAP_Medical_Classifier::classify($query),
'results'=>$results
];
set_transient($cache_key,$response,600);
return $response;
}
}
中央薬局きぬの里店 - メプラス - MEPLUS
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| 名称 |
中央薬局きぬの里店 |
| 郵便番号 |
329-1317 |
| 住所 |
栃木県さくら市きぬの里１－２２－１ |
| オンライン資格確認の運用開始日 |
2022/7/14 |
| 病院・診療所・薬局区分 |
薬局 |
| 都道府県 |
栃木県 |
