Latest Articles - CodeTipsAcademy

When R² Turns Negative — And What It Really Means

August 1, 2025 / Abolfazl Seyed Javadein / data science, python, statistics

We’re often told that the R² value in a regression model ranges between 0 and 1. A score close to 1? Great model! A score near 0? Not so great.

Modeling the Unthinkable: The Mathematics of Rare Event Prediction

April 16, 2025 / Abolfazl Seyed Javadein / data science, statistics

Rare events—massive earthquakes, financial crashes, pandemics, cyberattacks—are statistically unlikely but carry enormous consequences. Modeling such events is critical for informed decision-making, risk management, and public safety. While conventional statistical models

This image effectively conveys how statistical significance and p-values are used to assess the strength of evidence against the null hypothesis in hypothesis testing

What is p-value?

August 26, 2024 / Abolfazl Seyed Javadein / data science, machine learning, statistics

A p-value is a concept used in statistics to help us decide whether the results of an experiment or study are meaningful or just happened by chance. Imagine This Scenario:

Yolo V9 Tracking + Object Tracing + Segmentation

YoloV9 Code for Object Detection + Segmentation and Tracking

August 23, 2024 / Abolfazl Seyed Javadein / Computer Vision, Image Processing, python

First, See The Video below then see the code to do Object Detection + Segmentation and Tracking in that Now, See The Python Code for Video above

Extract Voice from a Video and Save that in a file using Python (Speech Recognition)

September 11, 2023 / Abolfazl Seyed Javadein / python, Tips

In this video, We see how to extract speech text from video and save it in a file using Python. We use Python Packages and libraries that has trained by

<strong>Automate Sending Scheduled Whatsapp Message in Python</strong>

December 28, 2022 / Abolfazl Seyed Javadein / python, Tips

Task Automation is an easy task on python. Probably the most common task we do every day is sending messages on WhatsApp. in this tutorial we want to Automate Sending

Moravec Corner Detection(Theory and Code)

November 29, 2022 / Abolfazl Seyed Javadein / Computer Vision, Image Processing, python

Corners and Edges of an Image yield an interesting features of the image content that can be used in image retrieval and object detection or scene recognition tasks. So, they

Print Colorful Text in Python

July 23, 2021 / Abolfazl Seyed Javadein / python, Tips

Regular Expression (Regex) in Python

October 5, 2020 / Abolfazl Seyed Javadein / python

Regex(Regular Expression) is a sequence of characters that define a search pattern. Regex can be used to check if a string contains the specified search pattern or find all the

َArticles

When R² Turns Negative — And What It Really Means

Modeling the Unthinkable: The Mathematics of Rare Event Prediction

What is p-value?

YoloV9 Code for Object Detection + Segmentation and Tracking

Extract Voice from a Video and Save that in a file using Python (Speech Recognition)

<strong>Automate Sending Scheduled Whatsapp Message in Python</strong>

Moravec Corner Detection(Theory and Code)

Print Colorful Text in Python

Regular Expression (Regex) in Python

Company

features

get started

Weekly Newslatter

welcome.

We connect you to a world of houseplants and urban gardening tailored to your home

watch video

Login to your account