Best practice is a method or technique that has consistently shown results superior to those achieved with other means, and that is used as a benchmark.
6
votes
2answers
83 views
Advice in setting up foundational OSGeo enterprise GIS
First let me describe the task:
My lab has approached me about setting up a simple GIS for a colleagues 'non-spatial' lab. There are a couple of key characteristics to the intended setup:
Fully open ...
10
votes
1answer
144 views
What are the guidelines for the use of non-contiguous cartograms?
The non-contiguous cartogram seems to solve a lot of the area distortions seen with traditional cartograms, while preserving the ability to identify areas by their shape lost with Dorling or Demers ...
2
votes
1answer
31 views
Is it better to define object properties or layer properties?
I have a question, but it is difficult to phrase. I am picking up GIS methods as I go, and I have run into this problem frequently. Please excuse me if I am in the wrong place.
When organizing ...
9
votes
2answers
139 views
Does a Scanned Map have to be georeferenced in the projection of the original Source?
I have a historic paper map for the Indian Sub-continent which has been scanned. The Map is in Albers Equal Area Conical projection, and has the latitude and longitude grid on it.
I was trying to ...
10
votes
3answers
251 views
What's the convention for “upside down” labels?
I have line features that are to be used for labels. These lines are correctly oriented(rotated) and positioned such that text placed on them should give a good cartographic output.
Compare the below ...
14
votes
2answers
476 views
What is the best practice for data management? [duplicate]
I have always been curious how other folks are storing their spatial data. Outside of an enterprise environment where much data is stored in enterprise geodatabases, is it better to store data per ...
3
votes
2answers
129 views
ArcGIS Server: Better to have one massive map service or multiple smaller services?
I have a Silverlight application that consumes around 30 map service layers at different types. The service layers are categorized based on type and only applicable to certain screens of the ...
5
votes
1answer
143 views
Literature on public transit network connectivity metrics
Are you aware of any literature or best practices for measuring the connectivity of a public transit network, taking both route geometry and the schedule into account?
In other words, I'd like to ...
8
votes
2answers
517 views
Lots of layers in one or multiple services? (and why)
I have a conundrum that I am getting mixed advice on how to go about. Therefore id like to put it to GIS-SE for some justified answers.
Scenario:
Client has a web mapping application. Does not ...
7
votes
2answers
220 views
.Net Solution Structure for ArcObjects and Geodatabase programming
OK - I understand that this is a bit subjective - but you're the best community forum I've got!
So, we are talking about starting a fresh customisation for ArcGIS or a Windows app using Engine.
I ...
3
votes
0answers
110 views
Looking for best practices for GIS file systems [duplicate]
Possible Duplicate:
Organization and tidiness issues - How do you deal with multiple copies of layers?
I'm trying to organize my GIS data in a file system.
I work with DTED (0,1,2), raster ...
6
votes
3answers
151 views
Best practices for identifying training sites
Prior to image classification, collection of training sites and obtaining a signature file is the most critical step. Field visits with a reliable GPS Unit is usually the first step followed by ...
9
votes
4answers
232 views
Is there a standardized or “most used” dummy Z value?
Creating and importing both 2D and 3D data, I have many times encountered the situation where I have no Z value for a coordinate set, that the value of a Z coordinate seems out of range (like -99, ...
11
votes
2answers
561 views
ArcSDE Best Practices; Your thoughts
After spending a little time Googling for ArcSDE management best practices, I came up empty handed. I have a good understanding of Spatial Databases and their management having implemented several ...
18
votes
8answers
4k views
Best practices for identifying the unknown coordinate system of a Shapefile
I got a Shapefile but it's coordinate system is unknown and there is no .prj file.
How I can identify it now? Are there any tools that could help?
8
votes
1answer
301 views
What qualifications should an auditor have if they plan on auditing a GIS?
Background summary: Various systems are being audited and GIS is the next to be audited. The initial kick-off for the audit was a meeting between me and a single auditor. Initially, I thought it was ...
11
votes
7answers
1k views
Color palette conventions
I wonder if there is a "unified" source for map color conventions, that GIS map builders are encouraged to follow?
EDIT
To clear up my question a bit. I'm more interested in the color <-with ...
16
votes
3answers
728 views
Best practices for organization and tidiness - How do you deal with multiple copies of layers?
Back in the days when I was in the university I had a "Organization and tidiness" problem – I was unorganized and kept my layers in different folders without distinct names and hence had multiple ...
41
votes
11answers
2k views
Best practices for visualizing speed
Imagine you're tracking, for example, vehicle or animal movement and receive regular GPS position updates. How would you visualize speed of movement on a static (= printable) map? I've been coloring ...
46
votes
6answers
2k views
Best practices for managing geospatial data
How do you manage your geospatial data? I have terrabytes of data spread out over hundreds of datasets, and have an ad-hoc solution using symbolic links within projects which link back to an ...
29
votes
9answers
1k views
What is the best practice for visualisation of a spatio-temporal data set?
I'm investigating visualisation of a spatio-temporal data-set. What examples are available, online or offline, of high-quality spatio-temporal data visualisation?
