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有什么难的

最近,看到一个比较厉害的机器人,每次夹人可以获取0.2个ETH,利润还是十分的诱人。 兴趣既然萌生了,那么也去研究了解一下。 那么,首先还是要读一下去中心化交易所的源码(uniswap)。 uniswap底层源码分三个模块,Factory,Pair,Router。 Factory存放在多个Pair,Router是通过调用Factory,Fa

2021 Yann LeCun 团队对模型泛化性能的插值和外推理论的探讨:Learning in High Dimension Always Amounts to Extrapolation

Learning in High Dimension Always Amounts to Extrapolation 论文地址: 主要工作: 研究背景: 具体实验: The Role of the Intrinsic, Ambient and Convex Hull Dimensions: Real Datasets and Embeddings are no Exception: 理论证明: 论文地址: https://arxiv.org/abs/2

【数据分析&数据挖掘】相关性计算

1 import pandas as pd 2 3 detail = pd.read_excel("../day05/meal_order_detail.xlsx") 4 # print("detail: \n", detail) 5 print("detail的列名称: \n", detail.columns) 6 7 # corr 8 print("相关系数为: \n", detail.loc[:

【数据分析&数据挖掘】非数值型数据的哑变量转化、连续型数据离散化——等宽分组&等频分组

1 import pandas as pd 2 import numpy as np 3 4 # 加载数据 5 detail = pd.read_excel("../day05/meal_order_detail.xlsx") 6 # print("detail :", detail) 7 print("detail 的列索引:", detail.columns) 8 9 # 将dishes_name 转化为数值型数据 10

数据分析(pandas)---06.分组聚合

import numpy as np import pandas as pd # 读取数据 detail = pd.read_excel('output.xlsx',sheet_name=0) lite_detail=detail[['order_id','counts','amounts']] detail_group = lite_detail.groupby(by='order_id') prin

1070 Mooncake (25 分)

1070 Mooncake (25 分) Mooncake is a Chinese bakery product traditionally eaten during the Mid-Autumn Festival. Many types of fillings and crusts can be found in traditional mooncakes according to the region's culture. Now given the inventory amount