The ratio between distances on a map and distances in the world

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1answer
70 views

How to add Map Legend, Scale Bar and Select tool to an ArcGIS Server Service?

I have published a service from ArcMap to my Server Account but I can't figure out how to add the legend, scale bar and select tool to the service. According to the published service it was built ...
0
votes
1answer
84 views

Default Opengeo suite print module- scales given in selector differ when using the zoom slider

Using a default installation of the 3.0.2 suite, opening the Composer view(with the MapQuest OSM tiles as background) and clicking print (to pdf) to activate the print preview there appears to be a ...
0
votes
1answer
288 views

Setting a scale range for labels in KML files

Is there a way for labels to be displayed in KML only when zoomed in (or out) beyond a certain scale range, just as it is possible in ArcGIS? If exporting to KML from ArcGIS, I guess the first step is ...
1
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0answers
25 views

Mapfish printing application from Openlayers : disableScaleLocking

Mapfish printing application from Openlayers: I get the following error when I use a different scale than the scales defined in the config.yaml even though I am using disableScaleLocking: true ...
2
votes
1answer
64 views

Why are map scales not used instead of Zoom-levels in web mapping clients such as OSM or Google Maps?

Google Maps and OpenstreetMap and many other web mapping products utilize the concept of zoom-levels to change the size of the map in a web client. Most people are however more familiar with the ...
2
votes
0answers
2k views

How to zoom exactly to a desired scale in Flex?

I am using ArcGIS API for flex 2.4 with ArcGIS server 10. I am trying to write the widget where user can define the map scale (type it in text box) and it will zoom to that scale. I successfully ...
1
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0answers
39 views

Maximum scale dependent visibility changes from 1:0 to -2147483648:1

QGIS 2.0.1 Dufour. When i open the layer properties and the scale dependent visibility is unchecked and when i check it, the maximum (inclusive) shows 1:0. I click Apply, OK, reopen layer properties ...
0
votes
2answers
66 views

How to set map scale using Arcgis silverlight Api?

I want to set map scale manualy using ArcGIS Silverlight Api . I use silverlight api 3 and arcgis server 10 . I have 4 scale levels and I want to show the map in these scales. How can i set these ...
0
votes
1answer
70 views

Map scale vs. map extent vs. map canvas size in Print Map Composer

Please help! I am so beyond frustrated. I am using QGIS 2.0 and when I try to create my map in the print composer, I cannot make the scale and the extent the way that I need it. I need my map to be ...
2
votes
1answer
60 views

How can I set a specific meter scale in the print map composer?

I am making a map for an orienteering class at the environmental education center that I work at. In order for us to easily calculate the distance between orienteering points, I need the scale to be ...
0
votes
0answers
31 views

How to get tiff file of project limits at specific scale using QGIS 2.0?

I have shapefile which has a layer extent scale of 1:551920. I want the TIF file exports of the file at a scale of 1:200000. Is there way to do it automatically? Or do I have to do it manually by ...
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0answers
26 views

QGIS pixel/square cms using scale, dpi

The data (vectors) I'm using are 5cm in resolution. I think that resolution refers to accuracy of the data and not the image resolution. I've produced maps using the QGIS print composer and exported ...
0
votes
1answer
47 views

Error in raster displays of NoData cells when “zoomed in” past scale 1:3,000,000

I looked around GIS stack exchange and ArcGIS Help pages and didn't find anything on this issue. I have encountered an error in how Arc displays a Raster file (.TIF format) at different scales. At ...
1
vote
1answer
39 views

How to calculate size of a pixel for a scanned map?

A land use map has a scale of 1:150000. The map is scanned at a resolution of 150 DPI. What will be the surface area in m square represented by each pixel in the resulting easter map?
3
votes
3answers
61 views

How do I create a map that is not to scale in QGIS?

I want to make a map that isn't to scale and I'm so used to being pedantic about CRS and scale that I don't know where to start. The map that I need to make is a simple guide for people to get to a ...
4
votes
2answers
71 views

Measuring scale for small scale maps

A cartography question: you open an atlas and usually at the beginning of it there are some world maps showing various thematics. Let's say the world map uses Robinson projection and it says it has a ...
2
votes
1answer
27 views

references for the colloquial naming of spatial data resolution

In our era of data deluge, many folks, including myself, quest for ill-defined "high-resolution" datasets. I suspect that colloquial description of spatial resolution as "high" or "low" is and will ...
2
votes
3answers
112 views

How can I change map scale in ArcMap, after I'm almost finished digitizing? [closed]

I'm just about to design a map that represents different areas in my immediate living environment. I Unfortunately made a big mistake at the beginning of my project. The current scale is given by ...
0
votes
0answers
45 views

issue with QGIS Scale Level

I have different layers of shape files. I have imported all shape files into PostGIS. Now i want to show 3 layers Country, State & District with different scale/zoom level I tried to set scale ...
2
votes
1answer
154 views

ArcGIS giving measured distances and the scalebar incorrectly

I am currently using ArcGIS 10.1 and am struggling to be able to measure distance or set a scale bar correctly. Its currently giving me absurd results orders of magnitudes to small (0.5m etc). All my ...
0
votes
2answers
104 views

Is it possible to set a reference scale in QGIS?

It's a little tricky to pick label and feature styles (line thickness, colours, etc) in the map canvas because they don't reflect what I would see in my print composer which is at a different scale ...
2
votes
2answers
156 views

How do I know the vertical/horizontal units of my DEM? I'm creating a slope using gdaldem

I'm using gdaldem to create a slope map. I can apply a scale. The default is 1. The notes say: Ratio of vertical units to horizontal. If horizontal unit of source DEM is degrees (e.g WGS84 ...
1
vote
2answers
59 views

Rasters added to mosaic dataset only display at large acale

I have a set of 357 rasters in .jp2 that I've added to a mosaic dataset. All but 7 of them display properly, but the 7 only display at larger scales, around 1:6500 and under. I've tried adding them ...
0
votes
0answers
21 views

Can I set the units for item properties scale field in composer?

This question is about the scale field in item properties, it's NOT about scalebars on a map. I'd like to be able to set the scale to something that is readable without using a calculator. So let's ...
4
votes
1answer
213 views

How to automatically generate useful scales for data driven pages in ArcGIS desktop

I have been tasked with creating several hundred maps of properties that intersect a long pipeline. The maps will zoom to the part of the property which shows the intersection. The lengths of ...
5
votes
3answers
166 views

How to know if shapefile is georeferenced?

I have a shapefile which is located in province in indonesia. it contains many sub-province if i removed sub regions inside a shapefile, and it leaves a small region, and my question is that small ...
1
vote
2answers
295 views

What is the default unit for QGIS scales and how do I set it to KM?

I want to render a specific layer only between 0-12km but have no idea how to set it in QGIS because the scales dimensions are high numbers. My project and layers CRS is EPSG:2039 Thank you .
0
votes
0answers
34 views

Scalebar unit different from project unit (QGIS) [duplicate]

I use QGIS 2.0.1 Dufour. My shapefiles and project is in that directory on Copy: https://copy.com/s7h6ZiiRJMXe All my shapefiles is in WGS 84, so.. the units is in degree. I want that units of ...
1
vote
1answer
58 views

How to scale map appropriately?

I am suppose to make a map. The specifications are 1:50k scale centered on a certain point. They want to view a distance of 30 miles from that centered point, but when I scale to 1:50k the map is ...
3
votes
2answers
350 views

Figuring out map scale when you know the spatial resolution of a Satellite Image?

I'm interested in figuring out how map scale and satellite pixel size (spatial resolution) are related. For example the TM or ETM+ has roughly 30m ground resolution, then, what could be the finest ...
1
vote
1answer
138 views

ArcMap Text Annotations Display in Proportion to Map Scale

My question is probably of an 'easy fix' however I've been struggling with it for a while! I'm trying to set up an annotation labels for several feature classess in a map and would like them to ...
1
vote
1answer
190 views

How to remove white parts in ArcMap 10.1?

This is the part of my map. On this picture you can see white strips. Some of this white parts are appeared on the intersection of 2 Mosaic Dataset (for eaxample, there is the real map in 1 Mosaic ...
1
vote
1answer
68 views

What does 8GK100K mean?

I have a lot of mosaic datasets: Zone8GK100k, Zone9GK100k, ... , Zone7GK25k, ... , Zone7Gk50K, ... , Zone7GK200K. As I know, 7GK, 8GK... are utm zone numbers. 1) What does 25K, 50k, 100k, 200k ...
0
votes
0answers
32 views

What minimum scale(out beyond) for layer 200k do I set?

I have layer Zone9GK200k. So, I set: "In beyond 1:200 000". What minimum scale(out beyond) for this layer do I set (It is not 1:500 000 000)? I do not have top-level layers, except the one layer with ...
0
votes
1answer
34 views

What is the scale and does it depend on the print out size?

I am new to ArcGIS and I would like to know what is the scale in ArcGIS and does it depend on the print out size or display? Can any one explain all about topic scale in the ArcGIS?
1
vote
2answers
1k views

What do I need to change to get scale bar units other than degrees?

Measurements done in QGIS on my project are done properly using whatever unit is set in: Settings > Options > Map Tools > Preferred measurements units but the scale bar decoration and scale bar in ...
0
votes
0answers
69 views

how to set default scale value while loading map in QGIS?

I need to set scale value (x) for map loaded to qgis. This should be default so whenever i load map it should scale to x automatically. How to do this? Where should i insert code in QGIS source. I ...
1
vote
1answer
173 views

QGIS Shapefiles have the same CRS but dont line up. (Census Tiger Data & State Data)

I have the Census Tiger data for Oregon from http://www.census.gov/geo/maps-data/data/tiger-data.html Then the bottom one of 2010 Census Population & Housing Unit Counts — Blocks. The shp ...
0
votes
2answers
61 views

Scalar relationships ArcGIS

I have point data which has a number of fields/columns, each of which is at a different scale. I'm looking to find a way of constructing a very simple index which would combine this data. Say I have 3 ...
1
vote
0answers
64 views

Set scale for labels

I have multiple shapefile with different geometry and I am trying to on a label of layers. For create a map I am using Geoserver and Openlayer. Requirement is layer are visible on a max zoom level ...
1
vote
1answer
657 views

displaying scale of dyamic map service layer using ArcGIS JS API

In ArcGIS JS API, I would like to know and display the scale of a dynamic service layer by using the onExtentChange event, but the LOD argument is only valid for tile map services. Is there an ...
1
vote
2answers
249 views

How do I import OS raster tiles into QGIS at the correct scale?

I have some tiles of OS raster mapping and their associated TFW georeferencing files. The GR files are in the same folder as the raster data and have the same names, ie TQ21.tif/TQ21.tfw. In QGIS ...
1
vote
0answers
87 views

Use ArcPy to identify annotation reference scale?

I would like to retrieve the value of an annotation feature class reference scale using ArcPy (under ArcGIS 10.1). I cannot find where this property is stored (tried to access using the describe ...
0
votes
1answer
176 views

Adding a scale using SDK GXP OpenGeo Suite

Followed the tutorial using the OpenGeo suite SDK, and looking at adding a scale to my maps however the tutorial doesn't cover adding widgets only plugins. So I am not sure about how I would add ...
0
votes
1answer
79 views

Integer rasters referring to the same scale

I'm using ArcMap 10. I want to display the area of simulated avalanches. I want this area to be divided in different colors depending on the thickness of the deposit. I managed to do that. But I want ...
3
votes
1answer
77 views

Sensitivity analysis for coarse scale GIS epidemiological model?

I am working on an epidemiological model with disease incidence rate as dependent variable and environmental factors as independent variable. Disease data is available at county scale whereas ...
0
votes
0answers
17 views

Scale factor (constant not linear stretch) GDAL [duplicate]

I need to re-scale a geotiff with gdal. I'm aware that gdal_translate has a -scale function, but i need to actually apply a constant (eg value(x,y) * 100) instead of scale the pixels to within a ...
0
votes
0answers
100 views

MapServer Mapfile: Scalebar not displaying correct distances?

Scalebar: SCALEBAR LABEL COLOR 0 0 0 SIZE SMALL END STYLE 0 SIZE 180 8 POSITION lc COLOR 0 0 0 UNITS MILES INTERVALS 2 TRANSPARENT TRUE STATUS EMBED END I didn't even ...
0
votes
1answer
44 views

Fixed Scale / Fixed Zoom in eCognition

im wondering if there is any option in eCognition Developer / Architect were I can control Zoom or Scale Factors. Its neccessary for my work that i use the same scale for all processing steps. Maybe ...
0
votes
2answers
217 views

How to scale/reduce my polygon without changing the central lat & long?

I am writing a VBA code to resize my polygon, I get a input as vector points(Shape file). The code below resizes it as according to my scale factor but my central latitude and longitude are also ...