select 项目, sum(中位数时间差) as 中位数时间差, sum(百分之九十时间差) as 百分之九十时间差,sum(标本数) as 标本数 from ( select 项目, sum(中位数时间差) 中位数时间差,null 百分之九十时间差, null 标本数 from ( select distinct 项目,中位数,(sum(中位数时间差)/2) …
一、拉取镜像时报错:Error response from daemon: Get "https://registry-1.docker.io/v2/": tls: failed to verify certificate: x509: certificate signed by unknown authority 原因:(文心一言给出的原因)
这个错误…
具体怎么学习pytorch,看b站刘二大人的视频。
完整代码:
import numpy as np
import os
from PIL import Image
import torch
import torch.nn as nn
import torch.optim as optim
from torchvision import datasets, transforms
from torch.utils.data…