Blogs

Blogs

Advanced Analytics

Move beyond spreadsheets to data mining, forecasting, optimization – and more

Advanced Analytics | Learn SAS | Programming Tips

Larry LaRussoMarch 8, 2017 0

Adding SAS Viya to your SAS 9 programming toolbox

Editor’s note: This is the first in a series of articles to help current SAS programmers add SAS Viya to their analytics skillset. In this post, SAS instructors Stacey Syphus and Marc Huber introduce you to our new Introduction to SAS Viya Programming for SAS 9 Programmers video library, designed to show SAS programmers how they can

Read More

Advanced Analytics | Work & Life at SAS

Radhika KulkarniMarch 8, 2017 0

Women in analytics - a personal perspective

I am often asked to describe my career as a woman in analytics and provide some insights to guide women who wish to be part of this field and to succeed as leaders in the profession. I have divided my comments on women in analytics into sections, starting from the beginning,

Read More

Advanced Analytics | Machine Learning

Emily GaoMarch 1, 2017 0

How to extract domain-specific sentiment lexicons

In 2011, Loughran and McDonald applied a general sentiment word list to accounting and finance topics, and this led to a high rate of misclassification. They found that about three-fourths of the negative words in the Harvard IV TagNeg dictionary of negative words are typically not negative in a financial

Read More

Advanced Analytics | Analytics

Analytics-as-a-Service

Anita LakhotiaMarch 1, 2017 0

It’s a long, long road … von den Daten zur Entscheidung. Aber mit Analytics-as-a-Service wird die Reise einfacher

In meinem letzten Beitrag habe ich mich mit Colin Gray vom SAS Analytics-on-Demand-Team über die verschiedenen Optionen unterhalten, die Unternehmen zur Verfügung stehen, wenn sie in Analytics einsteigen – eine davon ist Analytics-as-a-Service. Neben dem technischen Aspekt gilt es, auch den strategischen und organisatorischen zu berücksichtigen. Daher soll es hier

Read More

Banking | Communications | Insurance

Advanced Analytics

Rick WicklinMarch 1, 2017 0

Monte Carlo estimates of joint probabilities

Monte Carlo techniques have many applications, but a primary application is to approximate the probability that some event occurs. The idea is to simulate data from the population and count the proportion of times that the event occurs in the simulated data. For continuous univariate distributions, the probability of an

Read More

Advanced Analytics

Rob PrattFebruary 24, 2017 0

Solving Kakuro Puzzles with SAS/OR

Erwin Kalvelagen recently posted about a logic puzzle called Kakuro, also known as Cross Sums. As in traditional crossword puzzles, there are horizontal and vertical clues. As in Sudoku, each white cell is to be filled in with a digit from 1 to 9, with no digit repeated within the

Read More

Advanced Analytics

Rick WicklinFebruary 22, 2017 0

Quantile estimates and the difference of medians in SAS

Sometimes SAS programmers ask about how to analyze quantiles with SAS. Common questions include: How can I compute 95% confidence intervals for a median in SAS? How can I test whether the medians of two independent samples are significantly different? How can I repeat the previous analyses with other percentiles,

Read More

Advanced Analytics | Analytics | Data Visualization

Helge S. RosebøFebruary 20, 2017 0

Lachs mit Eiscreme – und wie sieht Ihr Self-Service aus?

Self-Service Business Intelligence (BI) wartet mit einer ganzen Reihe von Vorteilen auf, einer der wichtigsten ist sicherlich Agilität. Doch gerade diese Agilität kommt manchmal der Governance eines Unternehmens in die Quere. Nicht selten passiert es, dass Anwender angesichts des blinkenden schönen Self-Service-Visualisierungstools die vereinbarten Regeln außer Acht lassen. Hier die

Read More

Banking | Insurance | Manufacturing | Retail

Advanced Analytics

Rick WicklinFebruary 15, 2017 0

Simultaneous confidence intervals for multinomial proportions

A categorical response variable can take on k different values. If you have a random sample from a multinomial response, the sample proportions estimate the proportion of each category in the population. This article describes how to construct simultaneous confidence intervals for the proportions as described in the 1997 paper

Read More

Advanced Analytics | SAS Events

Larry LaRussoFebruary 13, 2017 0

Facial recognition: Monetizing faces in the crowd

Editor's note: The following post is from Shara Evans, CEO of Market Clarity Pty Ltd. Shara is a featured speaker at SAS Global Forum 2017 and a globally acknowledged Keynote Speaker and widely regarded as one of the world’s Top Female Futurists. Learn more about Shara. In the movie Minority Report lead

Read More

Advanced Analytics | Learn SAS

Rick WicklinFebruary 13, 2017 0

An easy way to run thousands of regressions in SAS

A common question on SAS discussion forums is how to repeat an analysis multiple times. Most programmers know that the most efficient way to analyze one model across many subsets of the data (perhaps each country or each state) is to sort the data and use a BY statement to

Read More

Advanced Analytics | Fraud & Security Intelligence

Steve BennettFebruary 10, 2017 0

U.S. government struggling with comprehensive fraud strategies

In 2014, the federal government lost more than $125 billion to fraud, waste and abuse. And that’s just what we know about. While that number may sound incredible, those on the front lines of the government fraud fight know that it's all too real. The US government needs to change

Read More

Advanced Analytics | Analytics

Superforecasting book cover

Mike GillilandFebruary 9, 2017 0

Show your forecasting skills in Good Judgment Open

Good Judgment® Open Ever wondered how good you are at forecasting? As a business forecaster, you can do the usual comparison against a naive model (and hopefully you are beating it!). You might also compare your forecast accuracy to published industry benchmarks -- although I would strongly recommend against this.

Read More

Advanced Analytics

Rick WicklinFebruary 8, 2017 0

Winsorization: The good, the bad, and the ugly

On discussion forums, I often see questions that ask how to Winsorize variables in SAS. For example, here are some typical questions from the SAS Support Community: I want an efficient way of replacing (upper) extreme values with (95th) percentile. I have a data set with around 600 variables and

Read More

Advanced Analytics | Analytics

The Business Forecasting Deal Book

Mike GillilandFebruary 1, 2017 0

Automatic forecasting and FVA (Part 2 of 2)

To make it easy to identify non-value adding areas, you can build a simple application using SAS® Visual Analytics software. Such an application lets you point and click your way through the organization’s forecasting hierarchy, and at each point view performance of the Naïve, Manual, Statistical, and Automated forecasts (or

Read More

Advanced Analytics

Rick WicklinFebruary 1, 2017 0

Simulate many samples from a linear regression model

In a previous article, I showed how to simulate data for a linear regression model with an arbitrary number of continuous explanatory variables. To keep the discussion simple, I simulated a single sample with N observations and p variables. However, to use Monte Carlo methods to approximate the sampling distribution

Read More

Advanced Analytics | Analytics

The Business Forecasting Deal Book

Mike GillilandJanuary 31, 2017 0

Automatic forecasting and FVA (Part 1 of 2)

To properly evaluate (and improve) forecasting performance, we recommend our customers use a methodology called Forecast Value Added (FVA) analysis. FVA lets you identify forecasting process waste (activities that are failing to improve the forecast, or are even making it worse). The objective is to help the organization generate forecasts

Read More

Advanced Analytics | Data Visualization

Rick WicklinJanuary 30, 2017 0

Automate the creation of a discrete attribute map

If you are a SAS programmer and use the GROUP= option in PROC SGPLOT, you might have encountered a thorny issue: if you use a WHERE clause to omit certain observations, then the marker colors for groups might change from one plot to another. This happens because the marker colors

Read More

Advanced Analytics | Analytics | Students & Educators

Mike GillilandJanuary 26, 2017 0

Guest blogger Len Tashman previews Winter 2017 issue of Foresight

Preview of the Winter 2017 issue of Foresight Foresight begins the new year with our 44th issue since the journal began publishing in 2005, and in this Winter 2017 collection we’re showcasing a broad range of incisive and entertaining pieces. We’re looking at new research on the effectiveness of collaboration

Read More

Advanced Analytics

Steven O'DonoghueJanuary 25, 2017 0

A journey of SAS high performance

SAS® Viya™ 3.1 represents the third generation of high performance computing from SAS. Our journey started a long time ago and, along the way, we have introduced a number of high performance technologies into the SAS software platform: In-Database processing where SAS data quality and analytical processing occur within the

Read More

Advanced Analytics

Emily GaoJanuary 25, 2017 0

Analyzing Trump v. Clinton text data at Reddit

Recently a colleague told me Google had published new, interesting data sets at BigQuery. I found a lot of Reddit data as well, so I quickly tried running BigQuery with these text data to see what I could produce. After getting some pretty interesting results, I wanted to see if

Read More

Advanced Analytics

Rick WicklinJanuary 25, 2017 0

Simulate data for a linear regression model

This article shows how to simulate a data set in SAS that satisfies a least squares regression model for continuous variables. When you simulate to create "synthetic" (or "fake") data, you (the programmer) control the true parameter values, the form of the model, the sample size, and magnitude of the

Read More

Advanced Analytics | Analytics | Learn SAS

Jeff ThompsonJanuary 24, 2017 0

Step into the wonderful world of SAS Enterprise Miner

Editor's note (10/25/17): You can practice what you learned in class with 15 hours of Free virtual lab time when you attend the in-person or Live Web Applied Analytics Using SAS Enterprise Miner class. Register now. Are you interested in taking an advanced course on the machine learning topic of Neural Networks? Does text

Read More

Advanced Analytics

Larry LaRussoJanuary 21, 2017 0

Credit score modeling in SAS Enterprise Miner: Reject inference to solve sample bias problem

Editor's note: The following post is from Xiaoyuan Zhang, presenter at an upcoming Insurance and Finance User Group (IFSUG) webinar. Learn more about Xiaoyuan Zhang. As a business user with limited statistical skills, I don’t think I could build a credit scorecard without the help of SAS Enterprise Miner. As you

Read More

Advanced Analytics | Fraud & Security Intelligence | SAS Events

SAS PolandJanuary 18, 2017 0

SAS® Visual Investigator – the new dimension of use of advanced SAS analytics

Today, fraud detection in the areas of financial services, citizen services and national security is becoming an increasingly relevant challenge for both private organisations and government agencies. The ubiquity of the internet, the e‑commerce boom and growing volumes of data processed in clouds necessitate the implementation of advanced IT tools.

Read More

Advanced Analytics

Rick WicklinJanuary 18, 2017 0

Solve mixed integer linear programming problems in SAS

This article shows how to solve mixed integer linear programming (MILP) problems in SAS. In a mixed integer problem, some of the variables in the problem are integer-valued whereas others are continuous. The objective function is a linear function of the variables and the variables can be subject to linear

Read More

Advanced Analytics | Analytics

Robert MoreiraJanuary 12, 2017 0

Five great analytics resolutions for 2017

The holiday season is over – and you survived. You’ve made a lot of personal resolutions for 2017 - go to the gym, eat less sugar, save more money, visit Grandma more often. These are all great personal resolutions for 2017, but what about your analytics resolutions? If you are

Read More

Advanced Analytics

Locations of La Quinta Inns and Denny's restaurants

Rick WicklinJanuary 6, 2017 0

Is "La Quinta" Spanish for "Next to Denny's"?

“La Quinta” is Spanish for “next to Denny’s.” -- Mitch Hedberg, comedian Mitch Hedberg's joke resonates with travelers who drive on the US interstate system because many highway exits feature both a La Quinta Inn™ and a Denny's® restaurant within a short distance of each other. But does a

Read More

Advanced Analytics

SAS PolandJanuary 4, 2017 0

Business Intelligence: 4 key development trends

4 dominant trends can be distinguished in the development of Business Intelligence tools and in the way they are used in modern organisations. These trends will evolve into directions of development for these tools, changing their role in supporting decision processes and building competitive advantages. Trend 1: Self-service models The

Read More

Previous 1 … 30 31 32 33 34 … 53 Next