Tagged Questions
0
votes
0answers
68 views
MapInfo .tab file to .shp file intersecting polygons
I've received data from a contractor, they have provided it in both MapInfo tab file and shp file format. When I check the regions in MapInfo using the Check Regions tool one overlap between two ...
2
votes
1answer
65 views
St_buffer width issues
I am using postgres with postgis for spatial data and ArcGIS for visualisation. I am really confused regarding what units the st buffer function uses because when I insert just the value 1 as ...
3
votes
1answer
152 views
How to buffer a point by cardinal distances to create a polygon?
I am trying to buffer a point by distances in a table to create a polygon or line for example
For a point with known x,y
buffer based on the following radius:
North= 20m
East= 21.5m
South= 14m
West= ...
2
votes
4answers
2k views
Watershed Analysis
With DEM as source, I created all necessary files like flow direction, accumulation,slope,streams,watersheds,pour point etc....
In my watershed(basin), I have many sub-watersheds(sub-basin) with ...
5
votes
1answer
267 views
50cm imagery - aerial or satellite?
The area of interest is 1450 km2.
My options are:
50cm newly collected aerial natural color imagery for $28,300
OR
50cm recent archival satellite imagery (includes near IR band) for $20,600
The ...
6
votes
1answer
8k views
How to convert Mapinfo “.Map” file into an ArcGIS format? [duplicate]
Possible Duplicate:
How do I convert MapInfo TAB and/or MIF to SHP?
I currently do not have MapInfo but I do have a lot of ".Map" files that I need to convert for use in ArcGIS.
Actually ...
