Logistic Regression

K-Means Algorithm

Sklearn Workflow 


Sparse vs Dense vectors

Perceptrons

MLOps Design & Architecture: Sentiment Analysis Pipeline

Recurrent Neural Networks 

Pandas Cheetsheet

Matplotlib

Seaborn

Pandas basic 

Pandas Intermediate

 Pandas pivot

lambda expression

 Basic SQL Keywords & Functions

SQL Window Function

SQL  Q&A1

SQL  Q&A2 Nobel Tutorial

SQL  Q&A3 SELECT in SELECT

SQL  Q&A4 SUM and COUNT

SQL  Q&A4 The JOIN operation

Weighted Euclidean Distance

Cosine Similarity

Prophet Model

Statistical Test Decision Tree

 Data Imputation

General Data Cleaning Guide (E-commerce/Review Dataset)

Data Visualization

A/B Testing in E-Commerce

R BASIC

SQL 50 FROM LEECODE

TF-IDF in NLP

Empirical Cumulative Distribution Function

A/B Testing

TF-IDF Calulation

NLP Application

Inverted Index: A Foundation for Search Engines

Different data structures for inverted index postings lists

Retrieval Techniques

Fasiss

Tech Stack for E-commerce Data Analysts

RFM Customer Segmentation

RFM Analysis + KMeans Clustering

Time Series Forecasting on Sales Data 

Common IT careers and their associated tech stacks

Transaction Data Summary 

Optimizing Business Strategy: ABC Classification, Pareto Principle, and Concentration Analysis

Product-Level Sales Analysis Framework

E-commerce Data Analysis Framework

CHerry Studio + Gemini2.5pro

Technology

Mathematics

Business

Past Compilation

Historical Archive

Article Categories

Article Tags

About me

English

Github

Machine Learning

password

icon

date

type

slug

status

title

summary

Config

Post Board

Table

Post Gallery

类型为Notice的文章将被显示为公告

公告

tools

EntropyObserver

Ecommerce

Programming

statistic

Deep Learning

Entropyobserver

Discussion Channel

Join our community for discussion and sharing