2020-04-14

关于win7注册表无法删除legacy_**,看这篇就够了

https://jingyan.baidu.com/article/ceb9fb10de24c58cac2ba049.html?uid=1586873555093_911&traceid=#bottom

将数据集进行分割,例如取2023年8月1日为分界点,使用这之前的数据,构建模型预测8月1日-8月7日某个区域每小时犯罪发生情况,可以开展哪些特征工程,请生成用于模型训练与验证的数据集 data = pd.read_csv('/kaggle/input/crime-data-from-2020-to-present/Crime_Data_from_2020_to_Present (1).csv') DR_NO Date Rptd DATE OCC TIME OCC AREA AREA NAME \ 0 10304468 2020-01-08 2020-01-08 2230 3 Southwest 1 190101086 2020-01-02 2020-01-01 330 1 Central 2 200110444 2020-04-14 2020-02-13 1200 1 Central 3 191501505 2020-01-01 2020-01-01 1730 15 N Hollywood 4 191921269 2020-01-01 2020-01-01 415 19 Mission ... ... ... ... ... ... ... 815877 231604807 2023-01-27 2023-01-26 1800 16 Foothill 815878 231606525 2023-03-22 2023-03-22 1000 16 Foothill 815879 231210064 2023-04-12 2023-04-12 1630 12 77th Street 815880 230115220 2023-07-02 2023-07-01 1 1 Central 815881 230906458 2023-03-05 2023-03-05 900 9 Van Nuys Rpt Dist No Part 1-2 Crm Cd \ 0 377 2 624 1 163 2 624 2 155 2 845 3 1543 2 745 4 1998 2 740 ... ... ... ... 815877 1663 2 740 815878 1602 1 230 815879 1239 1 230 815880 154 1 352 815881 914 2 745 Crm Cd Desc ... Cross Street \ 0 BATTERY - SIMPLE ASSAULT ... NaN 1 BATTERY - SIMPLE ASSAULT ... NaN 2 SEX OFFENDER REGISTRANT OUT OF COMPLIANCE ... NaN 3 VANDALISM - MISDEAMEANOR ($399 OR UNDER) ... NaN 4 VANDALISM - FELONY ($400 & OVER, ALL CHURCH VA... ... NaN ... ... ... ... 815877 VANDALISM - FELONY ($400 & OVER, ALL CHURCH VA... ... NaN 815878 ASSAULT WITH DEADLY WEAPON, AGGRAVATED ASSAULT ... NaN 815879 ASSAULT WITH DEADLY WEAPON, AGGRAVATED ASSAULT ... NaN 815880 PICKPOCKET ... NaN 815881 VANDALISM - MISDEAMEANOR ($399 OR UNDER) ... NaN LAT LON Date Is Holiday Year Month Day Hour \ 0 34.0141 -118.2978 2020-01-08 0 2020 1 8 22 1 34.0459 -118.2545 2020-01-01 1 2020 1 1 3 2 34.0448 -118.2474 2020-02-13 0 2020 2 13 12 3 34.1685 -118.4019 2020-01-01 1 2020 1 1 17 4 34.2198 -118.4468 2020-01-01 1 2020 1 1 4 ... ... ... ... ... ... ... .. ... 815877 34.2466 -118.4054 2023-01-26 0 2023 1 26 18 815878 34.2790 -118.4116 2023-03-22 0 2023 3 22 10 815879 33.9841 -118.2915 2023-04-12 0 2023 4 12 16 815880 34.0467 -118.2485 2023-07-01 0 2023 7 1 0 815881 34.1951 -118.4487 2023-03-05 0 2023 3 5 9 Time Period 0 22-23 1 3-4 2 12-13 3 17-18 4 4-5 ... ... 815877 18-19 815878 10-11 815879 16-17 815880 0-1 815881 9-10 [815882 rows x 35 columns]
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