Blog - Amir Masoud Sefidian, Data Science, Machine Learning, Artificial Intelligence, Deep Learning, Data Analysis

2020-11-24

A review of Deep learning based recommendation systems

20 mins read INTRODUCTION The number of research publications on deep learning-based recommendation systems has increased exponentially in the past recent years. In […]

2020-11-20

Steps to setup Pytorch with GPU for NVIDIA GTX 960m (Asus VivoBook n552vw) in Ubuntu 16.4

2 mins read In this post, I’m gonna describe the steps I used to make Pytorch use GPU on my laptop. Generally, you […]

2020-11-09

Restricted Boltzmann Machines (RBMs) Simply Explained

16 mins read Table of Content: Definition & Structure Reconstructions Probability Distributions Code Sample: Stacked RBMS Parameters & k Continuous RBMs Next Steps […]

2020-11-05

A tutorial on the basics of Collaborative Filtering based Recommendations with Python implementation

29 mins read Collaborative Filtering is the most common technique used when it comes to building intelligent recommender systems that can learn to […]

2020-07-01

Exploratory Data Analysis (EDA) example: Road safety dataset case study

20 mins read Getting a good feeling about a new dataset is not always easy and takes time. However, a good and broad […]

2020-06-24

Pandas data selection using .loc and .iloc

8 mins read When it comes to select data on a DataFrame, Pandas loc and iloc are two top favorites. They are quick, fast, easy to read, […]

2020-05-31

Understanding hypothesis testing with Covid-19 case study (Z-test and t-test)

13 mins read Introduction The coronavirus pandemic has made a statistician out of us all. We are constantly checking the numbers, making our […]

2020-05-28

Difference between ETL and ELT

13 mins read On a high level, ETL transforms your data before loading, while ELT transforms data only after loading to your warehouse. In this post, […]

2020-05-20

Guidelines to use Transfer Learning in Convolutional Neural Networks

9 mins read Transfer learning involves taking a pre-trained neural network and adapting the neural network to a new, different data set. Depending […]

2020-05-09

Installing g++ (C++ Compiler) on Windows

11 mins read Follow these steps to install g++ (the GNU C++ compiler) for Windows. There is no room for creativity here; you must […]

2020-05-02

Kalman Filter Simply Explained

5 mins read Let’s start with what a Kalman filter is: It’s a method of predicting the future state of a system based […]

2020-04-26

Common behavioral questions in job interviews

3 mins read 1. Getting to Know You What motivates you at work? Describe what your preferred supervisor—employee relationship looks like. What two […]

2020-04-26

A good LinkedIn profile checklist

3 mins read Here is a list of rules to make your LinkedIn profile professional: General Criteria Meet Specification Overall, profile is professional, […]

2020-02-21

Walkthrough of an exploratory analysis for classification problems

20 mins read In this post, I’ll outline how to perform an exploratory analysis for a binary classification problem. I am going to […]

2020-02-05

Dealing with imbalanced data in machine learning

8 mins read Imbalanced classes are a common problem in machine learning classification where there is a disproportionate ratio of observations in each […]