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Rashida Nasrin Sucky
Rashida Nasrin Sucky

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Published in Towards Data Science

·Jul 22

Pivot and Unpivot Functions in BigQuery For Better Data Manipulation

A detailed tutorial — Pivot is a very simple function in BigQuery that can be very useful when you need to rotate rows into columns. It uses an aggregate function on rows and converts the categories in rows to columns. There is unpivot function that does totally an opposite operation. If you are a…

Bigquery

5 min read

Pivot and Unpivot Functions in BigQuery For Better Data Manipulation
Pivot and Unpivot Functions in BigQuery For Better Data Manipulation

Published in Towards AI

·Jun 23

Some Simple But Advanced Styling in Python’s Matplotlib Visualization

Adding Some Extra Flavor to Your Python Plots — Matplotlib is arguably the most popular visualization library in Python. The library is big and it is hard to really learn everything in the library. I have shared quite a lot of plots, tricks, and tips to make nicer visuals in matplotlib. In this article, I want to share some…

Data Analysis

5 min read

Some Simple But Advanced Styling in Python’s Matplotlib Visualization
Some Simple But Advanced Styling in Python’s Matplotlib Visualization

Published in Towards Data Science

·Jun 16

Learn Precision, Recall, and F1 Score of Multiclass Classification in Depth

Manual calculation from a confusion matrix and the syntax of sklearn library — Precision, recall, and f1-score are very popular metrics in the evaluation of a classification algorithm. It is very easy to calculate them using libraries or packages nowadays. But I believe it is also important to understand what is going on behind the scene to really understand the output well. If…

Data Science

8 min read

Precision, Recall, and F1 Score of Multiclass Classification — Learn in Depth
Precision, Recall, and F1 Score of Multiclass Classification — Learn in Depth

Published in Towards AI

·May 26

Complete Detailed Tutorial on Linear Regression in Python for Beginners

Linear Regression Basic, Simple, and Multiple Linear Regression Implementation in Scikit-Learn — Linear regression is the most basic type of machine learning. It is based on the simple straight-line formula we have all learned in middle school. Though there are a lot of other more complicated and efficient machine learning algorithms out there, still it is a good idea to learn the…

Data Science

12 min read

Complete Detailed Tutorial on Linear Regression in Python for Beginners
Complete Detailed Tutorial on Linear Regression in Python for Beginners

Published in Towards Data Science

·May 18

Complete Explanation on SQL Joins and Unions With Examples in PostgreSQL

All the Commonly Used Types of Joins and Some Interesting Ones — This article will be a comprehensive guide for SQL unions and joins. A lot of time databases are designed in a way that joins and unions are essential. For convenience, data can be stored in several separate tables instead of having a big table. …

Data Science

12 min read

Complete Explanation on SQL Joins and Unions With Examples in PostgreSQL
Complete Explanation on SQL Joins and Unions With Examples in PostgreSQL

Published in Towards Data Science

·May 13

How to Make Animated and Racing Bar Plots in Python

Complete Working Code — Bar plot is pretty basic and very common. All the plotting libraries have bar plot options for sure. This article will focus on the animated bar plot. I will share the code for some animated bar plots. If you haven’t seen them before, you may enjoy them. I tried to…

Data Visualization

8 min read

How to Make Animated and Racing Bar Plots in Python
How to Make Animated and Racing Bar Plots in Python

Published in Towards Data Science

·May 6

A Complete Guide for Detecting and Dealing with Outliers

6 Methods to Detect the Outliers and 4 different methods to Deal with Them — Outliers can be a big problem in data analysis or machine learning. Only a few outliers can totally alter a machine learning algorithm's performance or totally ruin a visualization. So, it is important to detect outliers and deal with them carefully. Detecting Outliers Detecting outliers is not challenging at all. You can…

Machine Learning

6 min read

A Complete Guide for Detecting and Dealing with Outliers
A Complete Guide for Detecting and Dealing with Outliers

Published in Towards Data Science

·May 3

6 Tips for Dealing With Null Values

Includes Iterative Method, Mean and Median Fill with Groupby, Mean and Median Fill — Null values are a big problem in machine learning and deep learning. If you are using sklearn, TensorFlow, or any other machine learning or deep learning packages, it is required to clean up null values before you pass your data to the machine learning or deep learning framework. Otherwise, it…

Data Science

6 min read

6 Tips for Dealing With Null Values
6 Tips for Dealing With Null Values

Published in Towards AI

·Apr 21

How to Create and Use Multi-Index DataFrame to Scale Up Your Data Analysis

Details of Multi-Index DataFrame: Create, Slice and Index, and Analyze — In most of the DataFrames, we see one index that works as a row identifier. But what if there is more than one index in a DataFrame. Is multi-index DataFrames a good thing for data analysis or confusing? Actually, it can be a very good data analysis, if you know…

Data Science

8 min read

How to Create and Use Multi-Index DataFrame to Scale Up Your Data Analysis
How to Create and Use Multi-Index DataFrame to Scale Up Your Data Analysis

Published in Towards AI

·Apr 6

An Overview of the SQL Query Clauses and Functions

Can be used as a cheat sheet — SQL is probably the most widely used tool in the world of Data Science, Analysis, or Engineering. In most job postings SQL is one of the common requirements. There are a lot of tutorials and articles available as well. I decided to make a collection of SQL select queries, clauses…

Data Science

14 min read

An Overview of the SQL Query Clauses and Functions
An Overview of the SQL Query Clauses and Functions
Rashida Nasrin Sucky

Rashida Nasrin Sucky

MS in Applied Data Analytics from Boston University. Read my blog: https://regenerativetoday.com/

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