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搜索关键字:feature selection    ( 3203个结果
Ext.js 4.2 Grid多选时禁止点击单元格选中,只能点击复选框选中
添加属性 selModel:new Ext.selection.CheckboxModel({ checkOnly: true }), me.grid = Ext.create('Ext.grid.Panel', { store: me.store, border: false, //selType ...
分类:Web程序   时间:2020-06-17 20:31:38    阅读次数:66
Go语言之直接选择排序
/* 直接选择排序 */ func straightSelectionSorter(array []int) { for i := 0; i < len(array)-1; i++ { k := i for j := i + 1; j < len(array); j++ { if array[k] ...
分类:编程语言   时间:2020-06-16 23:05:15    阅读次数:62
postgresql和postgis
1,空间函数转经纬度 '{"type":"FeatureCollection","features":[{"type":"Feature","properties":{},"geometry":'||ST_AsGeoJSON(coverage)||'}]}' coverage, '{ "geomet ...
分类:数据库   时间:2020-06-16 18:34:03    阅读次数:88
allure与测试用例的故事
1.allure用例描述 包含:epic,feature, story, title, testcase, issue, description, step, serverity, link, attachment 2.实例应用 import pytest import allure @pytest ...
分类:其他好文   时间:2020-06-15 17:31:45    阅读次数:165
伪元素选择器
伪元素选择器 ::first-letter —— 匹配指定选择器的首字母/首汉字 ::first-line —— 匹配指定选择器的首行。 ::selection —— 匹配元素中被用户选中或处于高亮状态的部分。 ::before —— 匹配被选元素的内容前面插入内容,可以与 content 配合使用 ...
分类:其他好文   时间:2020-06-14 20:49:24    阅读次数:124
13-垃圾邮件分类2
1.读取 2.数据预处理 3.数据划分—训练集和测试集数据划分 from sklearn.model_selection import train_test_split x_train,x_test, y_train, y_test = train_test_split(data, target, ...
分类:其他好文   时间:2020-06-14 20:45:45    阅读次数:70
Writing geometries
Writing geometries ArcGIS 10.7 Locate topic Using insert and update cursors, scripts can create new features in a feature class or update existing one... ...
分类:其他好文   时间:2020-06-14 19:07:41    阅读次数:89
Reading geometries
Reading geometries ArcGIS 10.7 Locate topic Each feature in a feature class contains a set of points defining the vertices of a polygon or line, or a ... ...
分类:其他好文   时间:2020-06-14 18:40:45    阅读次数:66
Reading geometries
Reading geometries ArcGIS 10.7 Locate topic Each feature in a feature class contains a set of points defining the vertices of a polygon or line, or a ... ...
分类:其他好文   时间:2020-06-14 18:20:36    阅读次数:70
Zotero: add a history feature for paper viewing
During my time with Zotero, I've really enjoyed its various features and the 300MB of file sync space is able to be extended by modifying the path to ...
分类:Windows程序   时间:2020-06-14 12:40:08    阅读次数:76
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