Featured Blog Posts – December 2018 Archive (82)

Twitter Sentiment Analysis Applied to Customer Loyalty Prediction

In recent days, the popularity of social media is increasing significantly. More and more people share their ideas, information, and opinions with others using social media. Understanding of people opinion present in social media has tremendous applicability. The business world wants to take advantage of the information shared by the people on social media. The sentiment analysis can be used to estimate the emotions of the users objectively.  The research focuses on Twitter sentiment…


Added by Siddhaling Urolagin on December 23, 2018 at 8:37am — No Comments

Sentiment Analysis of Airline Tweets

People around the globe are more actively using social media platform such as Twitter, Facebook, and Instagram etc. They share information, opinions, ideas, experiences and other details in the social media. The business communities have become more aware of these developments and they want to use the available information in their favor. One of the ways to understand the people opinions on the product they are using is by collecting tweets related to those products. Then performing the…


Added by Siddhaling Urolagin on December 23, 2018 at 6:25am — No Comments

Weekly Digest, December 24

Monday newsletter published by Data Science Central. Previous editions can be found here. The contribution flagged with a + is our selection for the picture of the week. To subscribe, follow this link.  



Added by Vincent Granville on December 23, 2018 at 3:30am — No Comments

Constructive Surveillance and Social Intervention

I share the concerns that many people have on the use of surveillance – particularly in this period of data monetization and commodification.  I am not troubled by surveillance itself but rather problems relating to the responsible and constructive use of data.  There are reality television shows where the placement of cameras is intended to capture personal and private moments.  Society is quick to pick up on these senseless episodes; yet it seems to tune out and turn away from the…


Added by Don Philip Faithful on December 22, 2018 at 7:30am — No Comments

How to Visualize a Decision Tree from a Random Forest in Python using Scikit-Learn

This article was written by Will Koehrsen.

Here’s the complete code: just copy and paste into a Jupyter Notebook or Python script, replace with your data and run:

The final result is a complete decision tree as…


Added by Andrea Manero-Bastin on December 22, 2018 at 7:30am — 1 Comment

Use of Twitter Data to Obtain Customer Loyalty

Twitter Data Collection

Twitter is a well-known social media platform in which users are allowed to create a unique account and post tweet on the topics of his/her taste. The popularity of this platform is growing and many users post tweets regarding their experience of the products or services they used. People are posting opinions and experience about the brand they have used, whether they are satisfied with the product or service and also their opinions are shared…


Added by Siddhaling Urolagin on December 21, 2018 at 10:46pm — No Comments

Using the Economics Value Curve to Drive Digital Transformation

I’m missing my Thursday evening Big Data MBA classes at the University of San Francisco School of Management (though I expect my students are glad that ordeal is over).  One of my biggest learnings from this semester was around how to properly construct an actionable and measurable business hypothesis.  One of the common mistakes is starting with an overly-simplified business objective such as:

  • Improve customer subscription renewals by…

Added by Bill Schmarzo on December 21, 2018 at 5:30am — No Comments

A guide for using the Wavelet Transform in Machine Learning

In a previous blog-post we have seen how we can use Signal Processing techniques for the classification of time-series and signals.

A very short summary of that post is: We can use the Fourier Transform to  transform a signal from its time-domain to its frequency domain. The peaks in the frequency spectrum indicate the most…


Added by Ahmet Taspinar on December 20, 2018 at 9:30pm — No Comments

XGBoost with Python -- Part 0

After posting my last blog, I decided next to do a 2-part series on …


Added by steve miller on December 20, 2018 at 7:30am — 2 Comments

How AI and IoT will transform Business Growth in 2019?


With the trend of advancement, a range of new products and competitive enterprise deployments, artificial intelligence is creating a storm in the Internet of Things (IoT). Companies are willing to top in the race by drafting strategies for IoT, reviewing more projects on IoT and receiving more values from the current IoT deployment using AI. With the basic understanding of flow diagrams along with trends and predictions, the AI and IoT help get the clear idea for…


Added by Herman Morgan on December 20, 2018 at 2:23am — No Comments

How to Choose Fraud Detection Software: Features, Characteristics, Key Providers

As we make more cashless payments for retail purchases, restaurants, and transportation – not to mention the increase in online shopping – wallets loaded with legal tender may become a thing of the past. According to 2018 research by BigCommerce, software vendor and Square payment processing solution provider, 51 percent of Americans think that online shopping is the best option. Last year, 1.66 billion people worldwide bought goods online. And the…


Added by Kateryna Lytvynova on December 19, 2018 at 1:00am — No Comments

When AI and Data Analytics Meet Healthcare

The Telegraph covered a robotic revolution in the healthcare sector and predicted an increase in robotic systems in hospitals in the coming decade. Insights from…


Added by Sudhanshu Ahuja on December 18, 2018 at 5:50pm — No Comments

How Data Science Drives Impact Across Business

What does the customer want? And why do they want it?

These are the age old questions that marketers have tried answering to improve their business impact. Customer knowledge is, without doubt, the foundation of marketing success.…


Added by Sudhanshu Ahuja on December 18, 2018 at 5:38pm — No Comments

The Rapid Rise of Virtual Assistants is Changing the Rules of Business

In the late 1990s, AI rose to prominence. In 1997, IBM's Deep Blue…


Added by Sudhanshu Ahuja on December 18, 2018 at 5:30pm — 2 Comments

Using XGBoost for time series prediction tasks

Recently Kaggle master Kazanova along with some of his friends released a "How to win a data science competition" Coursera course. The Course involved a final project which itself was a time series prediction problem. Here I will describe how I got a top 10 position as of writing this…


Added by Rahul Agarwal on December 18, 2018 at 9:30am — No Comments

The complete manuscript of The Hundred-Page Machine Learning Book is now online

The drafts of the two final chapters of The Hundred-Page Machine Learning Book are now online. They consider metric learning, learning to rank, learning to recommend (including factorization machines and denoising autoencoders), and word embeddings.

The book is now complete and I'm so happy about…


Added by Andriy Burkov on December 17, 2018 at 12:41pm — No Comments

A simplified explanation for Understanding the Mathematics of Deep Learning


In this post, I explain the maths of Deep Learning in a simplified manner.  To keep the explanation simple, we cover the workings of the MLP mode (Multilayer Perceptron). I have drawn upon a number of references – which are indicated in the post in the relevant sections.


Deep Learning models are playing a significant role in many domains. In the simplest case, deep learning involves stacking multiple neural network layers to address a…


Added by ajit jaokar on December 17, 2018 at 11:10am — No Comments

5 Predictions about Data Science, Machine Learning, and AI for 2019

Summary:  Here are our 5 predictions for data science, machine learning, and AI for 2019.  We also take a look back at last year’s predictions to see how we did.


It’s that time of year again when we do a look back in order to offer a look forward.  What trends will speed up, what things will actually happen,…


Added by William Vorhies on December 17, 2018 at 8:50am — No Comments

Weekly Digest, December 17

Monday newsletter published by Data Science Central. Previous editions can be found here. The contribution flagged with a + is our selection for the picture of the week. To subscribe, follow this link.  



Added by Vincent Granville on December 16, 2018 at 2:00pm — No Comments

Excellent visualization (A who's who guide to the Marvel Cinematic Universe)

To play with this interactive tool, visit this page.

For other visualization resources,…


Added by Pranav Pandya on December 16, 2018 at 12:00am — No Comments

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