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Data Visualization

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Data Visualization | Programming Tips

Robert AllisonJune 16, 2021 0

Don't let bad graphs undermine your credibility...

Having earned the Eagle Scout rank in Boy Scouts, I am of course very conservation-minded, and against polluting. I'm also an avid boat paddler and fisherman, and therefore I'm especially concerned about pollution in our rivers, lakes, and oceans. I even volunteered for a week to help survey coral reefs

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Analytics | Data Visualization

Rick WicklinJune 16, 2021 0

The geometry of the Iman-Conover transformation

A previous article showed how to simulate multivariate correlated data by using the Iman-Conover transformation (Iman and Conover, 1982). The transformation preserves the marginal distributions of the original data but permutes the values (columnwise) to induce a new correlation among the variables. When I first read about the Iman-Conover transformation,

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Analytics | Cloud | Data Management | Data Visualization | Fraud & Security Intelligence | Internet of Things

Victoria SilvaJune 10, 2021 0

No Insurance Summit 2021, Agustin Terrile fala sobre principais mudanças do IFRS17

Em palestra no Insurance Summit 2021, Agustin Terrile, consultor especializado em seguros do SAS, mostrou um pouco das mudanças do IFRS17 do ponto de vista da estimativa de fluxos de caixa e demonstrou as etapas para um modelo acurado e ágil. Terille começou falando sobre o motor de cálculo e

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Brazilian Portuguese

Data Visualization | Programming Tips

Robert AllisonJune 9, 2021 0

SEVENTY48: Seventy miles, in 48 hours

I've got this buddy, Carter Johnson - he's a little bit crazy, but a lot of fun to follow... He holds/held several different long-distance paddling world records, and was one of the coaches for the group that paddled kayaks from Cuba to the US (see my blog post). A few

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Sports & Entertainment

Data Visualization | Programming Tips

Robert AllisonJune 2, 2021 0

Improving a population pyramid animation (Sweden, 1860-2020)

You've probably seen a population pyramid, such as this one I showed in a previous blog post. But let's scrutinize population pyramids a bit deeper, with an eye on special features that can make them even more useful! I was inspired to give population trees a second look by this

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Advanced Analytics | Analytics | Data Visualization | Machine Learning

Lindsay Marshall

Lindsay MarshallMay 26, 2021 0

SAS Viya Visual Data Science Decisioning free trial: The ultimate analytics experience

With the SAS Visual Data Science Decisioning (VDSD) trial, you get the ultimate analytics experience with free access to all SAS Viya analytic capabilities for 14 days. SAS Visual Data Science Decisioning provides the ultimate experience covering the entire analytics lifecycle – from managing data, developing models, and deploying models to take decisions.

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Data Visualization | Programming Tips

Robert AllisonMay 20, 2021 0

Myth busting: Maine is closest US state to Africa?

In a discussion on a Reddit map group, someone claimed "Maine is the US state closest to Africa." Is that true? Can I use my SAS mapping tools to confirm, or bust, this myth? Follow along, as I dive in! ... The Map in my Head (Wrong!) My gut instincts

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Advanced Analytics | Analytics | Customer Intelligence | Data Visualization

Leticia Medeiros

Leticia MedeirosMay 18, 2021 0

Analytics melhora a produtividade e traz resultados em vendas para o Grupo Martins

Nilton Mayrink, CIO e Head de Vendas BSB/BSC, comenta sobre a importâncias do SAS Viya para os negócios da empresa Durante o painel SAS® Helps Martins Wholesale Through the Digital Transformation, Nilton Mayrink, CIO e Head de Vendas B2B/B2C no Martins Atacadista, falou sobre a importância do uso intensivo da

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Brazilian Portuguese

Advanced Analytics | Analytics | Artificial Intelligence | Cloud | Data Visualization | Internet of Things | SAS Events

Victoria SilvaMay 18, 2021 0

SAS Global Forum 2021: SAS anuncia expansão do suporte para nuvens AWS e Google Cloud

A decisão de expansão do suporte nativo em nuvem visa democratizar, cada vez mais, o uso do analytics Em sua 21ª edição, o SAS Global Forum 2021 teve início hoje e irá até o dia 20 de maio, de modo virtual e gratuito. Na sessão de abertura, Dr. Jim Goodnight,

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Brazilian Portuguese

Sports & Entertainment

Data Visualization | Programming Tips

Robert AllisonMay 14, 2021 0

Mapping the Colonial Pipeline

Here in the US, the pipeline which supplies gasoline to North Caroline (and much of the southeast) was hacked, and had to be shut down for several days. This caused gasoline shortages, and long lines at the gas pumps (as shown in the picture below, by my friend Daniel). But

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Data Visualization | Programming Tips

Robert AllisonMay 13, 2021 0

Moose Flats - the Russian nesting doll of lakes

Lake Superior is the largest freshwater lake (by surface area) in the world. And its largest island is Isle Royale. And its largest lake is Lake Siskiwit. And its largest island is Ryan Island. Ryan Island's largest (seasonal) pond is called Moose Flats. And it contains an 'island' (or a

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Data for Good | Data Visualization | Programming Tips

Robert AllisonMay 7, 2021 0

Creating a paraquat (weed killer) map

I think one of the great uses of analytics and graphics is to show things like cancer clusters on a map. There are many factors that can lead to a higher incidence of diseases in geographical areas, and chemicals are often the culprit. For example, paraquat has been potentially linked

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Data Visualization | Programming Tips

Robert AllisonApril 30, 2021 0

Feeling the effects of the 2020 Census

Every 10 years the United States conducts a Census where we count all the people. This week the 2020 Census population totals for each state were released. And how might these numbers affect you? ... One thing the Census numbers are used for is to determine how many of the

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Data Visualization

Cindy WangApril 29, 2021 0

How to draw a Mandelbrot set in SAS Visual Analytics

Cindy Wang's curiosity about the Mandelbrot set led her to draw one using SAS Visual Analytics.

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Data Visualization | Programming Tips

Robert AllisonApril 26, 2021 0

What's the largest animal in each U.S. state?

Everybody likes to learn a bit of interesting trivia... It could make you look smart, or might help you win a bet in a bar. Or maybe give you something to amaze your kids with. Do you know what's the biggest non-domesticated land animal in your state? How about all

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Advanced Analytics | Analytics | Artificial Intelligence | Data Visualization | Machine Learning

Carlos Pinheiro

Carlos PinheiroApril 20, 2021 0

Optimal tour of Brisbane based on a multi-modal transportation system

A few months ago, I published an article about network optimization and how to find an optimal tour when visiting multiple places of interest by using different types of transportation, like buses, trains, tram, metro, and even walking. For a real-world case, I decided to run these optimal tours in

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Data Visualization | Programming Tips

Robert AllisonApril 20, 2021 0

Do IKEA directions cause you stress?

Have you ever brought home a piece of furniture-in-a-box, and felt undue stress while trying to make sense of the directions to assemble it? ... Apparently you're not alone! A recent analysis studied ~50,000 tweets about IKEA furniture, and determined whether the people posting the tweets were frustrated. They then

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Data Visualization | Learn SAS

Rick WicklinApril 14, 2021 0

Overlay other graphs on a bar chart with PROC SGPLOT

It can be frustrating to receive an error message from statistical software. In the early days of the SAS statistical graphics (SG) procedures, an error message that I dreaded was ERROR: Attempting to overlay incompatible plot or chart types. This error message appears when you attempt to use PROC SGPLOT

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Data Visualization | Learn SAS

Rick WicklinApril 12, 2021 0

3 reasons to prefer a horizontal bar chart

Most introductory statistics courses introduce the bar chart as a way to visualize the frequency (counts) for a categorical variable. A vertical bar chart places the categories along the horizontal (X) axis and shows the counts (or percentages) on the vertical (Y) axis. The vertical bar chart is a precursor

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Data Visualization | Programming Tips

Robert AllisonApril 7, 2021 0

SAS graphs for R programmers - pie charts

This is another in my series of blog posts where I take a deep dive into converting R graphs into SAS graphs. Today we'll be working on pie charts. I know, I know ... you visualization 'purists' might be wagging your finger at me, and saying "pie charts are no good."

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Data Visualization | Learn SAS

Rick WicklinMarch 29, 2021 0

Identify influential observations in regression models

A previous article discusses how to interpret regression diagnostic plots that are produced by SAS regression procedures such as PROC REG. In that article, two of the plots indicate influential observations and outliers. Intuitively, an observation is influential if its presence changes the parameter estimates for the regression by "more

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Data Visualization | Programming Tips

Cindy WangMarch 25, 2021 0

Programmatically export a Visual Analytics report to PDF

Readers of my earlier post Discover Visual Analytics Report Paths with REST APIs asked for ways to export SAS Visual Analytics (VA) report content programmatically. I know this is a topic of interest from many VA report designers. So, I think it’s better to write something on this and I

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Data Visualization | Programming Tips

Rick WicklinMarch 22, 2021 0

Control the fill and outline colors of scatter plot markers in SAS

This article shows how to use PROC SGPLOT in SAS to create the scatter plot shown to the right. The scatter plot has the following features: The colors of markers are determined by the value of a third variable. The outline of each marker is the same color (such as

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Data Visualization | Programming Tips

Robert AllisonMarch 15, 2021 0

SAS graphs for R programmers - bar charts

This is another in my series of blog posts where I take a deep dive into converting customized R graphs into SAS graphs. Today we'll be working on bar charts ... And to give you a hint about what data I'll be using this time, here's a picture from a SAS

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Data Visualization | Programming Tips

Robert AllisonMarch 9, 2021 0

SAS graphs for R programmers - maps from shapefiles

This is another in my series of blog posts where I take a deep dive into converting customized R graphs into SAS graphs. Today we'll be working on shapefile maps ... And what data will we be using this time? Here's a hint - the picture below is the Aurora

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Analytics | Data Visualization | Learn SAS

Rick WicklinMarch 8, 2021 0

The conditional distribution of a response variable

I recently learned about a new feature in PROC QUANTREG that was added in SAS/STAT 15.1 (part of SAS 9.4M6). Recall that PROC QUANTREG enables you to perform quantile regression in SAS. (If you are not familiar with quantile regression, see an earlier article that describes quantile regression and provides

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Data Visualization | Learn SAS | Programming Tips

Rick WicklinMarch 1, 2021 0

Create a wind chill chart in SAS

I recently wrote about a simple statistical formula that approximates the wind chill temperature, which is the cumulative effect of air temperature and wind on the human body. The formula uses two independent variables (air temperature and wind speed) to predict the wind chill temperature. This article describes how to

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Data Visualization | Programming Tips

Robert AllisonFebruary 25, 2021 0

SAS graphs for R programmers - bubble maps

This is another in my series of blog posts where I take a deep dive into converting customized R graphs into SAS graphs. Today we'll be working on bubble maps - specifically, plotting earthquake data as bubbles on a map. R bubble map, created using geom_polygon() and geom_point() SAS bubble

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Data Visualization | Programming Tips

Robert AllisonFebruary 23, 2021 0

SAS graphs for R programmers - paneled graphs

This is another in my series of blogs where I take a deep dive into converting customized R graphs into SAS graphs. Today I show how to combine several graphs with shared axes, which we'll call paneled graphs. This time I'll be plotting the Job Openings Rate by Industry, similar

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Data Visualization | Learn SAS | Programming Tips

Rick WicklinFebruary 22, 2021 0

How to use the #BYVAR and #BYVAL keywords to customize graph titles in SAS

A previous article describes how to use the SGPANEL procedure to visualize subgroups of data. It focuses on using headers to display information about each graph. In the example, the data are time series for the price of several stocks, and the headers include information about whether the stock price

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