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artlembo
Dec 1, 20143 min read
The High Cost of Education? How one student did it with the GI Bill
Today I want to introduce you to one of my students: Patrick S. As you will read below, Pat came to Salisbury University as part of the...
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artlembo
Nov 28, 20145 min read
The High Cost of Education? Making the most of your experience
In the next couple of weeks I will be introducing you to some of my student friends who got the most out of their education, even though...
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artlembo
Nov 26, 20143 min read
The High Cost of Education?
These stories always focus on the extreme cases – the $60,000 a year education. But, there are other options. I was a product of the...
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artlembo
Nov 8, 20142 min read
Workbook for Statistical Problem Solving in Geography
My workbook for Statistical Problem Solving in Geography (ISBN-10: 1502982293, ISBN-13: 978-1502982292) is now available for purchase...
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artlembo
Jun 8, 20142 min read
Spatial is Not Special – Quadrat Analysis
In our book we illustrated the use of quadrat analysis for determining whether points were random, clustered, or distributed. Figure...
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artlembo
Jun 2, 20142 min read
Spatial is Not Special – Nearest Neighbor Continued
The last post illustrated how to create a Nearest Neighbor Index (NNI) for a set of points using SQL. However, make any inferential...
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artlembo
May 30, 20142 min read
Spatial is Not Special – Nearest Neighbor Index
It is nice to get back to the book, and start talking about Statistical Problem Solving in Geography again. Today we are going to look...
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artlembo
May 28, 20142 min read
ARC/INFO Functions in SQL – Line Density
Dale posted a request to see Line Density recreated in SQL. Please take a look at the ESRI help topic for line density. I will warn you,...
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artlembo
May 26, 20141 min read
ARC/INFO Functions – Symmetrical Difference
I was recently asked by danb to illustrate the ARC/INFO function symmetrical difference. We basically want to find those areas in layer A...
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artlembo
May 23, 20142 min read
ARC/INFO Functions – UNION
We are going to conclude our overlay posts with the ARC/INFO UNION command. This should be a lot easier than it actually is. I think...
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artlembo
May 21, 20141 min read
On a personal note
The masthead says “no opinions – just code”, but I have to give one quick opinion of my daughter: she graduates college tomorrow and I am...
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artlembo
May 20, 20142 min read
ARC/INFO Functions in SQL – IDENTITY
The ARC/INFO IDENTITY operation seen here is sometimes confusing because it takes ALL of the Input feature, and the part of the IDENTITY...
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artlembo
May 19, 20142 min read
ARC/INFO Functions in SQL – INTERSECT
I promised you that I would address the attributes. Remember, our previous query only performed the ClipSubract for the geometries, and...
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artlembo
May 16, 20141 min read
What ARC/INFO Commands would you like to see in SQL?
Over the next week I am going to illustrate how to create the ESRI ARC/INFO commands of ERASE, INTERSECT, IDENTITY, and UNION (for you...
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artlembo
May 16, 20142 min read
ARC/INFO Functions in SQL – ERASE, INTERSECT, IDENTITY, UNION
Today we are beginning another four-part session on the classical ESRI topological overlay functions of Erase, Intersect, Identity, and...
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artlembo
May 14, 20141 min read
Spatial is Not Special – Spatial Interaction completion
We’ve spent some time looking at how to create spatial interaction models using PIVOT tables and spatial constructs in SQL. The one last...
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artlembo
May 12, 20141 min read
Spatial Interaction (adjacency)
We recently looked at spatial interaction in the form of inverse distance weighting. However, some spatial interaction matrices are...
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artlembo
May 8, 20141 min read
Spatial is Not Special – Spatial Interaction (inverse distance)
Today I am cheating a little. In the last post, we created a symmetrical distance matrix using strict distances between 6 cities. I...
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artlembo
May 8, 20141 min read
Some work from my lab
Today I am at #delmarvagis. One of my other hats at Salisbury University is that of the Technical Director of the Eastern Shore Regional...
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artlembo
May 6, 20142 min read
Spatial is Not Special – Spatial interaction
In my book Introduction to Statistical Problem Solving in Geography, we talk about relationships among geographic objects. These...
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