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The 2010 Haiti Earthquake: My first dashboard on Tableau Public

on Wed, 02/20/2013 - 04:21

The 2010 Haiti Erathquake
Celebrating the three years old of Tableau Public by sharing my very first dashboard published in Tableau Public. It was just on February 15, 2010, just when Tableau Public was four days old.

Registered meteorites that has impacted on Earth visualized

on Tue, 02/19/2013 - 02:46

Last week, on February 14, 2013 a meteorite struck Chelyabinsk, located in the Russian region of the Ural Mountains, about 1,500 kilometers (930 miles) east of Moscow. According to reports, about 10,000 people were injured due to its impact.

This article and data visualization allows to explore more than 34 thousands registered meteorite impacts on Earth back then from 2,500 BCE to 2012.

An implementation of Stephen Few's bandlines

on Sat, 02/02/2013 - 07:32

Jim Wahl created an example of bandlines implementation in Tableau which called totally my attention because of his creativity and originality. This implementation used a percentile algorithm implemented and published by Richard Leeke, a Tableau Zen Master, in Tableau Community Forum.

Because of the relevance of Jim's implementation, I want to show bellow Jim's original interactive data visualization demonstrating that it is really possible to implement bandlines in Tableau.

Re-doing the Average Annual Expenditures

on Mon, 01/21/2013 - 16:57

This is a re-make of my first proposal of visualizing a data table regarding a comparison of average annual expenditures between home owners and renters by categories of expenditure. This proposal was an entry to the Forbes Graph Makeover Contest.

Mortality in the World 1970-2010

on Mon, 01/14/2013 - 04:54

This article aims to highlight the magnitude, distribution and trends of mortality in the World. To cover this subject, mortality or death rate, measured as number of deaths per 100,000 population is the health metric used. The data is available online at Global Burden of Disease Study 2010 (GBD 2010) Mortality Results 1970-2010.

Electric City 2012: How people travel?

on Mon, 12/31/2012 - 00:28

This is a makeover a of pie/donut chart featured in a blog post at The Guardian and presented in the 2012 LSE Cities Conference.

Fewer people dying but more live with disability

on Tue, 12/18/2012 - 04:14

This article highlights the progress of life expectancy in the World in the last forty years and how this positive impact is bringing a new public health issue, an increase in the number of years that people are living with disabilities. An interactive data visualization using three key indicators estimated by GBS 2010: 1) Life Expectancy; 2) Healthy-Adjusted Life Expectancy; and 3) Healthy Years Lost, defined as the difference between health-adjusted life expectancy (HALE) and life expectancy is featured to encourage exploration and analysis from readers.

Visualizing average annual expenditures

on Sat, 12/08/2012 - 04:33

A makeover of the second example of the Forbes Graph Makeover Contest, a table presenting the average annual expenditures for selected categories of consuming spending, by housing tenure from year 1986 and 2010.

Graph Makeover Contest

on Thu, 12/06/2012 - 06:07

An alternative way of visualizing a pair of pie/donut chart to overcome issues with data visualization using pies and donuts charts. This is my entry to the Forbes Graph Makeover Contest.

Fungal Meningitis Outbreak in US, 2012

on Sun, 10/28/2012 - 22:27

On September 18, 2012, the Tennessee Department of Health was alerted by a clinician regarding a patient with culture-confirmed Aspergillus fumigatus meningitis diagnosed 46 days after epidural steroid injection at a Tennessee ambulatory surgical center. This date marked the begin of an outbreAk of Fungal Meningitis in US that spread suddenly to some states of the country.

A data visualizations to help describing the spread of this outbreak including cases, deaths and health facilities that received contaminated steroid injections is featured.