document's catalog entry. In addition to the above search criteria (area of interest, time range, text search) users can further narrow a search using predefined search categories such as "held by particular library", "not geological" etc. Such conditions can, of course, be combined to ...
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KernelDensity(in_features, population_field, {cell_size}, {search_radius}, {area_unit_scale_factor}, {out_cell_values}, {method}) 参数说明数据类型 in_features 要计算密度的输入要素(点或线)。 Feature Layer population_field 表示各要素的 population 值的字段。population 字段表示遍布于用来创建连续...
// Confine the map search area to the user's current location. MKCoordinateRegion newRegion; newRegion.center.latitude = self.userCoordinate.latitude; newRegion.center.longitude = self.userCoordinate.longitude; // Setup the area spanned by the map region: // We use the delta values to indic...
Change the Search Map Dimensions If you change the default search map that appears on the search page, you may have to change the dimensions of the map container itself to better suit your geographic area. The code for the search page can be found in the\\geoportal\catalog\search\criteria....
{ 'tabtomap': 1, 'tabtonavsearch': 1, 'tabtonearbysearch': 1, 'searchnavetabs': 1, 'searchnavebtn': 1 }, /** * 是否允许调起NA,某些常规功能超过1次将返回false,下次不再调起 * @param {Object} opts 调起可选参数 * @return {boolean} true|false */ isCallNAPermit: function (...
For example, you might want to search the Los Angeles area for ZIP Codes containing the following: Population between 20,000 and 40,000 people Average household income of over $110,000 Median age of 45–60 years Retail expenditure indices over 100 You could describe the above example search ...
获取图像地图中第一个 <area> 元素的URL: var x = document.getElementById("planetmap").areas.item(0).href; 尝试一下 » 实例 namedItem(name_or_id) 获取图像地图中 id="myArea" 的<area> 元素URL: var x = document.getElementById("planetmap").areas.namedItem("myArea").href; ...
country Generally recognized countries or, in some cases like Hong Kong, an area of quasi-national administrative status that has a designated country code under ISO 3166-1. region Top-level sub-national administrative features, such as states in the United States or provinces in Canada or China...
Albers equal-area conic projection as albers Equal Earth equal-area pseudocylindrical projection as equalEarth Equirectangular (Plate Carrée/WGS84) as equirectangular 3d Globe as globe Lambert Conformal Conic as lambertConformalConic Mercator cylindrical map projection as mercator Natural Earth pseudocylindri...