Optimisation is the act of making things as good as possible with regard to some criterion, eg. more efficient, faster or slimmer.

learn more… | top users | synonyms

2
votes
1answer
60 views

Maximize clusters of points from coordinate data

So I am definitely new to the GIS world, so bear with me if I don't know the best way to articulate my problem. That said, I am ready to learn, I would definitely welcome any direction that you all ...
3
votes
0answers
263 views

Shortest distance from pgrouting with cost not being length: optimal solution

I'm using pgrouting shortest_path_astar with a complicated cost function. It gives back the edges, vertices and costs. I would like to get the total distance of this shortest path (i.e., the sum of ...
3
votes
0answers
136 views

how to increase request feature speed?

I use Geoserver with Oracle DB. Amount of records in DB is less than 4000, but feature request takes 5-6 seconds. How can I speed up this? P.S. Native JAI is false in my Geoserver UPDATE: I have ...
2
votes
0answers
112 views

Covering a Polygon with Minimum number of circles with fixed locations

In QGIS, I have a vector polygon of a fixed size and shape. I also have a set of circles of a fixed radius and fixed location, which cover part of the polygon. What I would like to do is remove as ...
1
vote
0answers
24 views

How to make some constraint to be evaluated first in mysql?

SELECT BusinessID FROM tableauxiliary WHERE MBRContains( GeomFromText ( 'MULTIPOINT(-6.1928749092968 106.7651250907,-6.1771250907032 106.7808749093)' ), ...
0
votes
0answers
81 views

I could use some help with a bit of code optimization

See edit below. I posted here a couple weeks ago looking for some advice on the best way to iterate through data. You can find that post here. I have since done some tweaking to the code, and ...