About QD

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About QD


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We provide advice and strategy based on analyses and interpretations of data. Customers include private industry, law firms, nonprofit organizations, and government agencies from over the globe. Our experience is strongest in Environmental Statistics and decision analysis, where our principals have completed over 300 projects over the previous 15 years.

Read the short case study Taking risks, Reaping the Benefits for an example of our work. See the Qualifications pages for additional details.

If you're hunting for environmental investigation or remediation services, take a peek at the X-Interchange site. The business is well established and top-notch.

Our colleagues at AMO Environmental Decisions have been doing great work in earth and environmental resource management for an impressive record of customers, especially in the Northeastern US.

This site includes 2 "sub-webs" based on graduate-level courses we've developed and taught. The Environmental Statistics internet is an introduction to the concepts and definitions--it isn't a "cookbook"--, however also includes valuable program and data available nowhere else.

Geographic Info Systems (GIS) are a critically important technology in our work. This internet includes articles, presentations, tutorials, and free program used in a one-semester introductory GIS course.

We develop ArcView-based GIS program by request. If you've a task that you think ArcView cannot do, or if you're losing time or cash performing repetitive tasks, drop us a line. We usually have a fast, inexpensive solution. We've helped over 2,000 individuals with ArcView needs since 1995.
Take a look at out latest program!

XSect displays vertical profiles of point data. This lets you look at your data "from the side" to show how values vary with depth or elevation along transects.

Applications exist in environmental sampling, mining, archeology, surveying, geology, and a lot other fields.

See our Program catalog for additional details or press the image to go directly to the XSect description. The extensively illustrated user guide is free for get or browsing.
Caveat lector

Intrigued in keeping current amongst GIS industry? The're plenty of on-line sources of info, however, if you peek beneath the majority of them, you'll discover not a thing however uncritical re-publication of "location-based" marketjunk. However, 2 sites, both with free weekly on the internet newsletters, are especially helpful and important.

-- Adena Schutzberg writes accurate, pithy, and timely commentary for GISMonitor. See http://gismonitor.com/ for additional details.

-- Joe Francica edits Directions Magazine, which publishes original articles, columns, maps, and program. Visit http://www.directionsmag.com.

(If you believe you've found an on the internet newsletter of equal or better caliber, please get in touch with us at the address beneath and let us know about it!)
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We post major adjustments in chronological purchase on our News pages--if you're a returning visitor, check there for detailed material on updates and changes. Other topics of timely interest also appear on this web page.

A lot editorials and presentations about environmental data analysis and GIS are obtainable through the Articles link.

We've upgraded the References section to include brief reviews of the recommended books. Have a look at it!
Awards
Our GIS Course "The way to" pages have appeared in the "Top 10" links at TenLinks.com, a directory for engineers, designers, GIS professionals, architects and other technical professionals.
Our Sample extension for ArcView GIS 3.2 was awarded second place in the ESRI 2000 Users Conference "Greatest Avenue Utility" competition. This program is in use throughout the planet earth for making arrays of regions ("grids," however in vector format), for designing sampling plans, and plenty more.
There used to become a nice illustration of our Reproject Grids extension for ArcView on ESRI's ArcScripts Sample Spotlights page. Immediately that it's gone, press the image at left for a larger view and link to the ArcScripts page for additional details.
The Directions Magazine "record of lists" provides searchable usage rights to all the major GIS-related on the internet discussion lists and their archives. This is an extraordinary and exceptional tool for solutions to GIS-related questions.
Popular Links
GIS experts: join the independent ArcView mailing list for timely info and solutions to questions. Discover the way to join.
Take a look at the free program available from QD! We immediately have 37 ArcView scripts, extensions, and utilities obtainable at no cost. Over 138,000 copies have been downloaded.
Desire a break? Attempt the star puzzle. We solved it with GIS...



ColorRamp, Memorized Calculations, Rotate, Sample, XSect, and Tissot are trademarks of Quantitative Decisions. All other items mentioned are registered trademarks or trademarks of their respective companies. Questions or difficulties regarding this website ought to be directed to info (@quantdec.com).
Copyright © 2000-2005 Quantitative Decisions. All rights reserved.
Last modified: Monday August 11, 2003.

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