Programmer Think

Oar regular season: remote sensing image land segmentation - 8th place scheme in November 1. Introduction to the competition 1.1 game page portal: Regular season: remote sensing image block segmentation 1.2 introduction to competition questions This competition is adapted from the preliminary competition of 2020 CCF BDCI remote sensing imag ...

Morse code is a method of transmitting text information as a series of on-off tones, lights or clicks. It can be directly translated by a familiar partner without special equipment. It is named after Samuel F. B. Morse, the inventor of the telegraph. algorithm The algorithm is very simple. Every character in English is replaced by a series of ...

brief introduction Using Pandas's pivot method, DF can be rotated and transformed. This paper will explain the secret of pivot in detail. Using Pivot pivot is used to reorganize the DF, and use the specified index, columns and values to reconstruct the existing DF. Take a Pivot example: Through pivot change, the new DF uses the value ...

Add alien row To create an alien colony, you need to calculate how many lines the screen can hold and repeat the cycle of creating one line of aliens a corresponding number of times. In order to calculate the number of rows that can be accommodated, we calculate the available vertical space by subtracting the screen height from the upper m ...

Taobao user behavior analysis project Note: the project passes the Jupiter notebook. Third party libraries such as pandas, numpy, matplotlib and seaborn are used to analyze the data in different dimensions. 1, Project background Taking Taobao app platform as the data set, this data report analyzes the behavior of Taobao users through industr ...

Author: baiyucraft BLog: baiyucraft's Home Original text: Hands on learning and deep learning 1, Differential and derivative    I believe everyone knows the concept. Draw a picture according to the book: import numpy as np from matplotlib import pyplot as plt def set_figsize(figsize=(3.5, 2.5)): """set up matplotlib The ...

Use request to crawl Python books on Taobao The main crawling targets are: Commodity title, sales store, number of payers, current selling price, store location, tmall commodity ID, book title, author, pricing, publisher name, ISBN number, etc Step 1: bypass anti climbing Facing the anti crawling mechanism of Taobao, we need to log in to our ...

1 Overview This document is mainly composed of Two classes, Darknet yolayer,Several functions create_modules，get_yolo_layers，load_darknet_weights，save_weights，convert，attempt_download form Darknet's constructor first calls parse_model_cfg，create_modules，get_yolo_layers are three functions, so let's start with them and then further ...

A novice Python must be familiar with the basics of Python before seeking a job in Python programming. The technical team of DataFlair, a programming website, shared a collection of the most common Python interview questions, including both basic Python interview questions and advanced version questions to guide you in preparing for the intervi ...

Add alien row To create an alien colony, you need to calculate how many lines the screen can hold and repeat the cycle of creating one line of aliens a corresponding number of times. In order to calculate the number of rows that can be accommodated, we calculate the available vertical space by subtracting the screen height from the upper margi ...