Yefeng XiainPlain PlanDunhuang — a brief Art GuideDunhuang (敦煌), an oasis on China’s ancient Silk Road, is situated in the northwest of China, where the Gobi Desert and the far eastern…3 min read·Jul 16, 2023--1--1
Yefeng XiainPlain PlanForeword about Plain PlanFor a long time, I’ve tried to find my own path in life. When my grandfather was about to die of illness, he summoned me to follow my…3 min read·Jul 4, 2023----
Yefeng XiainPython in Plain EnglishUse Python to Convert Simple Excel Data to ChartsA good chart is much better than a thousand words, while a good Python chart is made with less than a hundred lines.6 min read·Sep 22, 2021--1--1
Yefeng XiainArtificial Intelligence in Plain EnglishPlan your own Computer Vision journey, may you succeedIn this article, I generated an image dataset with Matplotlib, submitted it to Kaggle and trained a vanilla CNN model on Google Colab. My…7 min read·Jan 26, 2021----
Yefeng XiainPython in Plain EnglishBuilding an Analog Clock using PythonHow to create a simple analog clock with Matplotlib package5 min read·Jan 23, 2021--1--1
Yefeng XiainDataDrivenInvestorWhy Naive Bayes fails to tell if you have Covid-19In this article, we focus on a naive Bayes classifier to check if somebody has covid-19 or not, and how severe is his infection, based on…7 min read·Jan 12, 2021----
Yefeng XiainTowards Data ScienceCreative report designed only with Matplotlib, without office softwarecreate an intuitive report with Matplotlib. We just use Python. None of the office software will be used.4 min read·Jan 4, 2021----
Yefeng XiainTowards Data ScienceDonut plot for data analysisIn this story, we demonstrate how we draw donut plots from complex excel sheets with python tools.4 min read·Jan 3, 2021----
Yefeng XiainTowards Data ScienceData analytics helps warehouse managementIn this story, we can experience how to make use of all the delivery vouchers to monitor the warehouse inventory.8 min read·Dec 31, 2020----
Yefeng XiainTowards Data ScienceView a Chinese factory from the data aspect with pythonThis story is after an interview with a factory owner, with the help of Pandas to reveal the factory’s face hidden under data.6 min read·Dec 29, 2020----