nov-98 / blogs Goto Github PK
View Code? Open in Web Editor NEWshare something usesful for me.
share something usesful for me.
..
./build.sh
进行编译./CodeCraft-2021
回车运行./CodeCraft_zip.sh
对源码进行编译的同时会生成打包文件“CodeCraft-2021.zip”不使用亚马逊云windows 下载数据集:
-下载aws cli
-aws s3 ls s3://sevir/ --no-sign-request
使用python boto3 moduel
连接到s3 bucket
import boto3
from botocore.handlers import disable_signing
resource = boto3.resource('s3')
resource.meta.client.meta.events.register('choose-signer.s3.*', disable_signing)
bucket=resource.Bucket('sevir')
得到文件列表
objs=bucket.objects.filter(Prefix='')
print([o.key for o in objs])
获取指定文件
bucket.download_file('CATALOG.csv','/home/data/SEVIR/CATALOG.csv')
bucket.download_file('data/vil/2017/SEVIR_VIL_STORMEVENTS_2017_0701_1231.h5','/home/data/SEVIR/data/vil/2017/SEVIR_VIL_STORMEVENTS_2017_0701_1231.h5')
数据集信息:
id:每个event有一个单独的id,每个id最多对应catlog 5行数据(对应5个探测器)每个event都是一个4小时数据块,且同一个事件的空间信息是重合的;
filename:包含图像数据的h5文件;
file_index: 图像数据在各自h5文件中的索引;
llcrnrlat llcrnrlon urcrnrlat urcrnrlon: 左下角维度 左下角经度 右上角纬度 右上角经度
size_x size_y :图像为x*y像素 height_m * width_m 平方米
pot_missing:所有帧丢失数据的百分比
数据处理
数据筛选:在76004条记录中**有115个index为0的图像(除去lght)
文件结构:图像类型/年份/h5文件
sevir中除了lght的每个类别都是4Dtensor (N x L x W x T), N 文件中的event数
数据解析:
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Data-Driven Documents codes.
China tencent open source team.