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我使用Nominatim API來獲取項目的某些本地街道的邊界框和多邊形點。Nominatim爲相同的請求檢索不同的數據
我發現的一個問題是,當我在我的網頁瀏覽器請求的URL,例如:
它檢索此邊框:
["32.6474594","32.64779","-16.8998967","-16.8993021"]
["32.6469257","32.6470059","-16.8981943","-16.8974107"]
["32.6478793","32.6478838","-16.9007069","-16.9005973"]
["32.6478902","32.647988","-16.9014895","-16.9007494"]
但是,當我使用使用Node.js應用程序請求的相同URL:
var request = require('request');
var url = encodeURI("http://nominatim.openstreetmap.org/search?" +
"q=Rua de Santa Maria,Madeira&format=json&polygon=1&addressdetails=1");
request({url: url, json: true}, function (err, res, json){
console.log(json);
});
它檢索:
["32.6470059","32.647067","-16.8984633","-16.8981943"]
["32.6469257","32.6470059","-16.8981943","-16.8974107"]
["32.6480316","32.6480782","-16.9021559","-16.901742"]
["32.6478793","32.6478838","-16.9007069","-16.9005973"]
這是略有不同。檢索到的多邊形點也不同。任何人都知道爲什麼會發生這種情況
原因很簡單,有很多地方被命名爲「Rua de Santa Maria,Madeira」或OSM中有冗餘數據。在這種情況下,您必須手動選擇一個,但不能依賴程序本身,並且可以應用更多條件來過濾掉所需的一個。 – tibetty