Learn SAS | Programming Tips

Rick WicklinOctober 30, 2019 0

Compute the first or last day of a month or year

Every year at Halloween, I post an article that shows a SAS trick that is a real treat. This article shows how to use the INTNX function to find dates that are related to a specified date. The INTNX function is a sweet treat, indeed. I previously wrote an article

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Machine Learning

Beth EbersoleOctober 14, 2019 0

Training, validation and testing for supervised machine learning models

Validating and testing our supervised machine learning models is essential to ensuring that they generalize well. SAS Viya makes it easy to train, validate, and test our machine learning models.

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Analytics | Learn SAS

Rick WicklinOctober 14, 2019 0

Compute the geometric mean for many variables in SAS

I recently wrote about how to use PROC TTEST in SAS/STAT software to compute the geometric mean and related statistics. This prompted a SAS programmer to ask a related question. Suppose you have dozens (or hundreds) of variables and you want to compute the geometric mean of each. What is

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Data Visualization | Programming Tips

Robert AllisonOctober 2, 2019 0

When did household air conditioning become ubiquitous in the US?

We've had record high 90+ degree temperatures here in the southeast US this past week (September / October), and it has made me appreciate having an air conditioner. Indeed, air conditioners were pretty much invented here in North Carolina (see Eric Cramer). They are used in pretty much every building

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Data Visualization

Cindy WangSeptember 13, 2019 0

How to Visualize Time Series Decomposition using SAS® Visual Analytics

Time-series decomposition is an important technique for time series analysis, especially for seasonal adjustment and trend strength measurement. Decomposition deconstructs a time series into several components, with each representing a certain pattern or characteristic. This post shows you how to use SAS® Visual Analytics to visually show the decomposition of

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Analytics | Data Visualization | Programming Tips

Rick WicklinSeptember 5, 2019 0

Use cosine similarity to make recommendations

When you order an item online, the website often recommends other items based on your purchase. In fact, these kinds of "recommendation engines" contributed to the early success of companies like Amazon and Netflix. SAS uses a recommender engine to suggest articles on the SAS Support Communities. Although recommender engines

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Learn SAS | Programming Tips

Beverly BrownSeptember 4, 2019 0

YouTube.com/SASusers: a pop of personality

Editor's Note: SAS' Evan Mann contributed to this post. First came SAS' reputation as a great place to work. Next came a storytellers article series offering a glimpse of the people behind the brand. Now there's the SAS Users YouTube Channel, where tutorial videos provide a window into some of

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SAS Administrators

Joe FurbeeSeptember 4, 2019 0

Storage in the Cloud – SAS and Amazon Web Services

Editor’s note: This article is a continuation of the series by Conor Hogan, a Solutions Architect at SAS, on SAS and database and storage options on cloud technologies. Access all the articles in the series here. In a previous article in this series, Accessing Databases in the Cloud – SAS

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Analytics | Data Visualization

Cindy WangAugust 28, 2019 0

How to Calculate Hull Moving Average in SAS Visual Analytics

Moving Average (MA) is a common indicator in stocks, securities and futures trading in financial markets to gauge momentum and confirm trends. MA is often used to smooth out short-term fluctuations and show long-term trends. But most MA indicators have big lags in signaling a changing trend. To be faster

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Data Management | Learn SAS | Programming Tips

Kumar ThangamuthuAugust 27, 2019 0

Data and Analytics Innovation using SAS & Spark - part 1

This article is not a tutorial on Hadoop, Spark, or big data. At the same time, no prerequisite knowledge of these technologies is required for understanding. We’ll give you enough background prior to diving into the details. In simplest terms, the Hadoop framework maintains the data and Spark controls and

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Analytics | Students & Educators

Lisa MortonAugust 23, 2019 0

College-bound students with visual impairments learn to independently analyze data

This summer the Accessibility and Applied Assistive Technology team at SAS launched a new course that teaches students with visual impairments how to independently analyze data, which is a critical skill that all students need for success in college and their careers. However, many students with visual impairments don’t have

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Education

Analytics

Rick WicklinAugust 12, 2019 0

The math you learned in school: Yes, it’s useful!

What is this math good for, anyway?      –Every student, everywhere I am a professional applied mathematician, yet many of the mathematical and statistical techniques that I use every day are not from advanced university courses but are based on simple ideas taught in high school or even in grade school.

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Learn SAS | SAS Events

Lisa MendezAugust 2, 2019 0

SAS Global Forum Call for Content is Open

Submit your ideas for SAS Global Forum 2020, and share your knowledge with SAS users worldwide.

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Advanced Analytics | Machine Learning

Chris HemedingerJuly 25, 2019 0

Building a recommendation engine with SAS

How we built a recommendation engine for new topics on communities.sas.com. We used data, machine learning, and DevOps to build a scoring engine with SAS.

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Analytics

Serge BouletJuly 23, 2019 0

Do you need data hunters?

Without the right data, any analytics initiative is just an illusion. For machine and deep learning efforts, new sources of data are always in demand. In a few of our Innovation at Scale study interviews, respondents pointed to the rising need for data hunters. I asked our resident guru on

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Advanced Analytics | Analytics | Data Visualization

Falko SchulzJuly 19, 2019 0

Ring of fire: Visualizing 5,000 years of solar eclipses

When a new Moon passes between the Earth and the Sun, the Moon can cast a shadow on certain regions of the Earth. This natural phenomenon creates a solar eclipse, meaning the Moon covers, or eclipses, your view of the Sun if you're in that region. No surprise that in

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Data Visualization | Programming Tips

Robert AllisonJuly 15, 2019 0

Plotting data on a Census block map

As the 2020 Census approaches, I'm getting my code ready to plot the data! And a question I often hear is "Can you use SAS software to plot data on a Census block map?" Rather than tell you 'yes', let me show you 'yes' :) Preparing the map First I

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Data Visualization | Programming Tips

Robert AllisonJune 12, 2019 0

Converting from SAS/Graph to ODS Graphics - color control

In this 'Rosetta Graph' example, I demonstrate how to control bar chart colors in Gchart and SGplot. But first, here's a little diversion... some artwork in my office here at SAS. There's a *lot* of artwork hanging around at SAS, but this particular painting wasn't created by the SAS artists

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Learn SAS

Shannon LasaterJune 11, 2019 0

Always wishing for more examples? Check out SAS’ new enhancement to the documentation

Sometimes the questions are complicated, and the answers are simple. - Dr. Seuss It seems appropriate that this blog include a Dr. Seuss quote about learning when discussing a new simple, yet deceivingly powerful initiative to help SAS customers with their journey to discover as much as possible about our

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Programming Tips | SAS Administrators

Joe FurbeeJune 10, 2019 0

Deploying the Full SAS Viya Stack in Kubernetes

This article is a follow-on to a recent post from Jeff Owens, Getting started with SAS Containers. In that post, Jeff discussed building and running a single container for a SAS Viya runtime/IDE. Today we will go through how to build and run the full SAS Viya stack - visual

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Learn SAS | Programming Tips

Rick WicklinJune 10, 2019 0

5 reasons to use PROC FORMAT to recode variables in SAS

Recoding variables can be tedious, but it is often a necessary part of data analysis. Almost every SAS programmer has written a DATA step that uses IF-THEN/ELSE logic or the SELECT-WHEN statements to recode variables. Although creating a new variable is effective, it is also inefficient because you have to

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Advanced Analytics | Analytics

Oita ColemanJune 7, 2019 0

Women competing in two beautiful games: Soccer and analytics

Soccer (or football) fans everywhere will turn their eyes to France over the next month to cheer on amazing women from 24 countries contending on the global stage. These women compete at the highest level in an area that for too long was viewed as a man’s game. In many

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Learn SAS | Programming Tips

Mike ZizziJune 4, 2019 0

SAS or Python? Why not use both? Using Python functions inside SAS programs

Two sayings I’ve heard countless times throughout my life are “Work smarter, not harder,” and “Use the best tool for the job.” If you need to drive a nail, you pick up a hammer, not a wrench or a screwdriver. In the programming world, this could mean using an existing

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Analytics

Francesco MiddeiMay 28, 2019 0

How machine learning drives image recognition for proactive asset maintenance

It can be hard to get a handle on what artificial intelligence (AI) and machine learning (ML) will actually do. We all understand – in theory, at least – that they could change the way we live and work. In most cases and for most of us, however, the precise

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Analytics

Elliot InmanMay 24, 2019 0

Pondering statistical significance in a world without .05

The latest edition of The American Statistician is dedicated to proposals for living in a post p<.05 world, a world in which a statistical test with a result  of “p<.05” is no longer given the importance it has previously been afforded. Decent, honorable researchers once discussed such things only in

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Advanced Analytics | Machine Learning

Emily GaoMay 23, 2019 0

Bayesian optimization in SAS

Learn how Bayesian optimization works through a simple demo.

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SAS Administrators

Anja FischerMay 23, 2019 0

SAS 9.4 architecture – building an installation from the ground up

Understanding SAS 9.4 architecture is key to tackling the tasks and responsibilities that come with SAS administration, and will help you know where to look to make changes or troubleshoot problems.

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Analytics | Artificial Intelligence | Data for Good

Josh MorganMay 22, 2019 0

Can we evaluate whole person suffering?

As we honor Mental Health Month, there are many calls to reduce suffering. Seems reasonable, right? It’s even in California’s Mental Health Services Act (MHSA), where public systems are called to “reduce subjective suffering.” And as we broadly focus more on outcomes in health, measuring suffering (and hopefully its reduction)

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Government | Health Care

Data Visualization | Programming Tips

Robert AllisonMay 21, 2019 0

Analyzing marathon data with a graph

Marathons seem to be popular these days, therefore I decided to dive into some data and find a way to apply analytics. You might find this interesting if you're a fan of marathons - or if you like seeing the details behind cool graphing techniques! Before we get started, here's

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Sports & Entertainment

Analytics | Programming Tips

Rick WicklinMay 8, 2019 0

Discrimination, accuracy, and stability in binary classifiers

At SAS Global Forum 2019, Daymond Ling presented an interesting discussion of binary classifiers in the financial industry. The discussion is motivated by a practical question: If you deploy a predictive model, how can you assess whether the model is no longer working well and needs to be replaced? Daymond

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