Article: Visual Data Analysis

Visual Data Analysis Versus Visualization; The Real Differences


Visual Data Analysis lets users analyze, explore and present data visually. Going beyond simply displaying images, VDA products provide insight into trends that otherwise would be hidden in rows and columns of numbers.


THE PROBLEM
The term "visualization" was first coined in the July 1987 Visualization in Scientific Computing (ViSC) report. The National Science Foundation defines it as "a method of computing that offers a way for seeing the unseen. It enriches the process of discovery and fosters profound and unexpected insights." However, current visualization techniques, such as realistic rendering, are primarily geared to geometric sources of data such as CAD and two- and three-dimensional modeling sources.

Characteristically, visualization packages are limited by their inability to let users immediately interact with data. Without the ability to interactively analyze data, the phrase, "What you see is what you get," is apt when applied to visualization, on the other hand, Visual Data Analysis (VDA) technology such as PV-WAVE® is better suited for analyzing collected dataset-test instrument data files, for instance, or computational data such as simulations of finite element analysis. It is essential that VDA tools provide the means to visualize and interactively analyze this information across a wide range of scientific and technical disciplines.

THE SOLUTION
One fact that is clear throughout Visual Numerics' research of user needs is that VDA users demand fast graphical interaction with images. Hence, computer aided design (CAD) engineers working with geometric data need a high degree of realism because they work with a realistic representation of something that exists as in automobile design, for instance. However, Visual Data Analysis does not require this degree of realism because researchers tend to be involved more with experimental modeling or simulations of phenomena. In other words, visual data analysis requires new ways of representing data visually, not a high degree of physical realism.

Visual Data Analysis lets users analyze, explore and present data visually. Going beyond simply displaying images, VDA products provide insight into trends that otherwise would be hidden in rows and columns of numbers. Understanding is gained through direct interaction with raw data. In addition, VDA products offer users a wide variety of non-application-specific, interactive techniques, allowing for real-time interpretation as data flows in. Understanding data is accomplished quickly and easily.

RETURN ON INVESTMENT
By definition, VDA products are collectively more powerful and flexible, yet, easier to use than many visualization products. They are highly customizable, able to manage large datasets, can execute numerous analytical techniques and support a multitude of platforms.
This combination of speed, power and flexibility ensures that VDA products will meet a wide variety of technical professionals' needs.

WORLD CLASS PRODUCTS, SERVICES, AND SUPPORT
Visual Numerics has provided technical software solutions for numerical analysis and visualization for over 30 years. The company's software products help users understand complex data from a variety of sources and build business-critical applications. Visual Numerics offers two product lines: the IMSL® Numerical Libraries for powerful mathematical and statistical analysis and the PV-WAVE® visual data analysis development environment. Visual Numerics also offers customized consulting services for applications that involve mathematical, statistical, or visual data analysis to meet today’s business analytical needs.

The IMSL Numerical Libraries ­ which include the IMSL C Library, IMSL Fortran Library and JMSL™ Library for Java™ applications ­ are the industry standard for numerical analysis. They deliver developers with the breadth and depth of core algorithms allowing for the rapid development of any application. Whether developing applications in C, Fortran, or Java, or on UNIX, Windows or Linux, the robust IMSL Libraries provide the reliable foundation and the building blocks developers need.

The PV-WAVE family of products ­ which includes PV-WAVE, TS-WAVE, and JWAVE ­ delivers engineers with the development tools to efficiently and accurately meet their data analysis needs. PV-WAVE solutions allow users to rapidly import, manipulate, analyze and visualize data. The PV-WAVE family also includes robust time series analysis software as well as the ability to share analysis results across the enterprise with a Java-based solution. And, unlike other products, PV-WAVE Advantage includes a sophisticated set of analysis routines based on the industry-standard IMSL Libraries.

In addition, Visual Numerics Consulting Services combine technical expertise, decades of hands-on experience and a combination of powerful products to create the highest quality solutions possible for your visual data analysis needs.

Visual Numerics unique combination of products and services rapidly enhance ROI by delivering the highest efficiency, greatest accuracy and maximum performance.



Industry
Research & Development

Application
Visual Data Analysis (VDA)

Product
PV-WAVE



Visual Data Analysis (VDA) allows users to analyze, explore and present data visually. Going beyond simply displaying images, VDA products provide insight into trends that otherwise would be hidden in rows and columns of numbers. Understanding data is accomplished quickly and easily.


Key Benefits

> Allows users to analyze, explore and present data visually
> Powerful and flexible
> Provides insights into otherwise hidden trends
> Easy to use
> Allows for real time interpretation
> Non-application specific
   
   
 
   
 
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