Data Science

The Value of Exploratory Data Analysis

In this post, we will give a high level overview of what exploratory data analysis (EDA) typically entails and then describe three of the major ways …

Analytics

Cost-Effectiveness Analysis in R Using a Multi-state Modeling Survival Analysis Framework: A Tutorial.

2016 Jun 8. pii: 0272989X16651869. [Epub ahead of print]<p>1Health Economics and Health Technology Assessment, Institute of Health and Wellbeing, …

A Framework for Collaborative Curation of Neuroscientific Literature

Introduction<p>In the context of large-scale, highly detailed, and data-driven realistic modeling of the brain, developers are faced with the daunting …

Neuroscience

The meta-hype algorithm - Statistical Modeling, Causal Inference, and Social Science

Kevin Lewis pointed me to this article:<p>There are several methods for building hype. The wealth of currently available public relations techniques …

Algorithms

Repeated Measures Analysis with SPSS

The syntax file for this seminar.<p>There are a number of situations that can arise when the analysis includes between groups effects as well as within …

Diets

Bayes' Theorem: the maths tool we probably use every day, but what is it?

Our world view and resultant actions are often driven by a simple theorem, devised in secret more than 150 years ago by a quiet English mathematician …

Explaining complex machine learning models with LIME

(This article was first published on <b>Shirin's playgRound</b>, and kindly contributed to R-bloggers)<p>The classification decisions made by machine learning …

Data Analysis

Emrys Inc

Getting insight from big data is a 700 + Billion dollar opportunity touching every industry across the globe and is expected to grow by 50X in the …

Big Data

R code to accompany Real-World Machine Learning (Chapter 6): Exploring NYC Taxi Data

(This article was first published on <b>data prone - R</b>, and kindly contributed to R-bloggers)<p>Abstract<p>The rwml-R Github repo is updated with R code for …

Data Analysis

Best Programming Languages for Big Data - Part 1

In the last blog on big data, we talked about the Data Integration Tools, the eight layer of the Functional architecture. In this blog I would be …

Programming

Machine Learning and Linear Regression for Mere Mortals

<i>This piece is the latest in a series, called “Machine Learning Is Not Magic,” covering how to get started in machine learning, using familiar tools</i> …

Machine Learning

Best Programming Languages for Big Data - Part 2

In the first part of the blog on Best Programming Languages for Data Science, we talked about 7 languages. Those included the languages which are …

Hadoop

Data Visualization “Versus” UI and Data Science

I want to talk about the wealth of opportunities I see for data visualization specialists visiting in and borrowing from the “adjacent” fields of UI …

Data Visualization

The Building Blocks of AI

<i>A few weeks ago, I wrote about how and</i> <i>why I was learning Machine Learning</i><i>, mainly through</i> <i>Andrew Ng’s Coursera course</i><i>. Now I’m checking back in with 9</i> …

Machine Learning

Using MCA and variable clustering in R for insights in customer attrition

Analytical challenges in multivariate data analysis and predictive modeling include identifying redundant and irrelevant variables. A recommended …

Data Analysis

Aligning the fastText vectors of 78 languages

Facebook recently open-sourced word vectors in 89 languages. However these vectors are monolingual; meaning that while similar words within a …

Linguistics

Weissman Score Calculators Migrate Online, But Metric Needs Some Improvements

The first season of HBO’s <i>Silicon Valley</i> was all about the Weissman Score. Vying teams of compression experts used this made-for-TV metric designed to …

Silicon Valley

Visualizing Layered Graphs Using the Sugiyama Method

One of the most recent add-ons to the Plumbr monitoring solution happened to be the application architecture discovery and visualization. This …

DevOps

S&P 500 Statistical Averages: What A Load Of Bunkum Mr. Heisenberg

“Corporations were doing effectively no better in late 2016 than they were in 2011. Yet stock prices have now more than doubled since that time,” …

Stocks

recdnsfp by recdnsfp

Recursive DNS Server Fingerprint<p>Problem<p>Google and a few other companies provide open dns resolvers to the people around the globe. Unfortunately it …

Information Security

Metacritic 101 For Indie Studios - by Antonio Santo

Metacritic can be a PR tool by itself for your indie studio and your games. Here you will find the most basic knowledge, some stuff that can be …

Game Development

How to test gradient implementations

<b>Setup</b>: Suppose we have a function, \(f: \mathbb{R}^n \rightarrow \mathbb{R}\), and we want to test code that computes \(\nabla f\). (Note that these …

GLMs, CPUs, and GPUs: An introduction to machine learning through logistic regression, Python and…

GLMs, CPUs, and GPUs: An introduction to machine learning through logistic regression, Python and OpenCL<p>Welcome! As a mentee in the ChiPy mentorship …

Machine Learning

Logistic regressions (in R)

(This article was first published on <b>R – Locke Data</b>, and kindly contributed to R-bloggers)<p>Logistic regressions are a great tool for predicting …

Data Analysis

How to Calculate Multiple Aggregate Functions in a Single Query

At a customer site, I’ve recently encountered a report where a programmer needed to count quite a bit of stuff from a single table. The counts all …

Databases

Searching for ET: 'Breakthrough Listen' initiative released first scientific results

<b>Breakthrough Listen - the initiative to find signs of intelligent life in the universe - has released its 11 events ranked highest for significance</b> …

Astronomy

A to Z of Analytics | Articles | Big Data

Analytics has taken the world by storm and it is the powerhouse for all the <b>digital transformation</b> happening in every industry.<p>Today, everybody is …

Analytics

4 In 10 Americans Say There's Nothing Trump Can Do To Change Their Minds About Him

For a share of the public, views of the president are already deeply ingrained.<p>Four in 10 Americans say there’s almost nothing President Donald Trump could do to change their minds about him, a new HuffPost/YouGov survey shows, with Trump’s opponents especially staunch in their beliefs.<p>The poll …

Statistics

Examining The Nonlinearity Of Bank Betas Via Credit Spreads

President Trump has declared that his administration is anti-regulation.<p>Yellen has committed, finally, to returning to a sustainable interest rate …

Interest Rates

How people talk about marijuana on Reddit: a natural language analysis

In honor of today being April 20th, I thought it would be interesting to do some NLP on Reddit comments about marijuana (shout out to Yufeng Guo for …

Data Mining