Questions tagged [grids-graticules]

Grids and Graticules include reference grids, measured grids and graticules

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48 views

When the mouse moves on the grid, so does the corresponding point on the map

I am trying to create a specific functionality in mapping application. The application currently lets users draw a profile line on a map and click run. The map then takes a DEM file and creates a ...
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1answer
531 views

Import grid text file to shapefile in QGIS

I'm working with the Climate Change forecasts from the Hadley Center Climate Model (HADCM3) available here: http://www.ipcc-data.org/sres/hadcm3_download.html They have many different forecasts and ...
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1answer
49 views

Addition of line of latitude to a coordinate system

I need to know how to add a line of latitude to a graticule. I want to add a line of 66 deg. 34 minutes to north pole orthographic graticule. I am using ArcGIS
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149 views

Scaling x y coordinates in qgis print composer while using atlas generator [duplicate]

So I am using QGIS 2.18.0 and have made a map template that uses the atlas generator in the print composer. It uses the grids settings for the map to add UTM north and Eastings along the sides of the ...
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1answer
74 views

Sample values from a grid by points in RQGIS

I need to sample values from a grid by points. In RSGA, there is a function called "pick.from.saga.grid" to sample raster data set using points. Is there something similar in RQGIS?
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1answer
528 views

Placing map grid in appropriate order in ArcMap?

I am creating a map, in which I have the map grid (thin grey lines crossing the entire map) and feature labels (converted to annotation stored in map). In some places, the map grid intersects the ...
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2answers
654 views

Building polygon from a single point (assumed to be in bottom right)

I have a set of points which represent the bottom left corner of a 50x50 meters grid. Could you please let me know if there is a way to build a polygon/square from this point to represent the 50x50 ...
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3answers
9k views

Drawing a grid over a Map in R

I am a newbie to R and I want to divide a country map into grids so that I can come to a decision according to the latitude and longitude values which grid am I residing. I am looking for an example (...
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1answer
6k views

How can I display a coordinate grid in the map canvas?

I want a live renderizing grid on the map canvas in QGIS, during processing, not on the map composer. Does anyone know how to do that?
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2answers
491 views

Place Labels on the Grid

I am stuck with placing Label on the Grid lines. Below is the data grid on the map. I created the grid using data driven pages. After I turned on the Label, the labelling appeared inside the grid. I ...
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0answers
122 views

Hash function to generate grid cell Id

I'm new to GIS and I have 'part of' a problem to solve. Basically I have road details in geojson (WGS84) with LineString of points covering a 100KM square. I'm designing an architecture to snap a ...
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2answers
1k views

Creating prediction grid within certain boundary for surface interpolation in R?

I am trying to create a prediction grid within my boundary polygon. Firstly I need to make sure that my boundary shapefile is in UTM coordinates: NZGD <- CRS("+init = epsg: 2193") Load my ...
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2answers
1k views

GDAL grid produces NoData

I have a series of text files that represent X,Y,Z elevation data. I'm trying to use the GDAL grid command line tool to convert these text files to raster GeoTIFs. My files are space delimited and so ...
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2answers
2k views

Calculate centre point of SpatialGrid object

I am using R and have a SpatialGrid object similar to the example from this question: Overlay a spatial polygon with a grid and check in which grid element specific coordinates are located ## read ...
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2answers
846 views

How can I export the current map composer extent to a layer?

In QGIS, I am trying to use the Create Grid for Indexing plugin more efficiently. I would like to know if it is possible to export a map composer extent to a layer (a layer with one rectangle polygon) ...
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1answer
111 views

Remoteness Measurements or Accessibility Models in Rural Areas in Africa

I have a points shapefile (villages) that are located in remote areas in Africa. I need to give each village a measure of "remoteness." I dont just want to do a "as the crow flies" calculation from ...
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2answers
212 views

Creating artificial coordinate system to plot garden experiment? [closed]

I am trying to map plant death in a garden experiment. The location of the garden doesn't matter, I just care about each plant in relation to the others. They were all planted on a grid system. My ...
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1answer
228 views

Mapping raster values to nearest grid cell on a polyline

I'm not sure if the following task is possible in ArcGIS, or whether I need to use something like MatLab - I wondered whether the community could possibly advise if it is possible, and if so, what ...
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1answer
189 views

Add leading zeros to data frame label

This is in ArcMap 10.0. When using data frames to label UTM coordinates, I'm sometimes asked to add leading zeros (e.g., 590 would become 00590) to the tick or line labels of the data frame. I'd ...
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1answer
338 views

Dynamic grid in ArcGIS layout view?

I am trying to create a template for a standard output map layout including all surround elements. I am doing a temporary contract for a government department. I'll be done here in a few weeks, and ...
4
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1answer
3k views

How to create a custom coordinate grid in the QGIS 2.14.2?

I want to create a custom grid different from latitude / longitude, with letters and numbers on the axes. X = A, B, C, D, D, ... Y = 1, 2, 3, 4, 5, ... A B C D E 1 2 3 A B C D E I also ...
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0answers
847 views

how to create a grid of points within an irregular polygon with the maximum number of points?

I usually use qgis and arcgis. I need to create a grid of points within a polygon with the maximum number of points. I also need to set the grid parameters: x distance, y distance, offset from the ...
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1answer
960 views

Sum line lengths for each grid cell in QGIS

I'm trying to get data from a polyline layer into a grid (I've created this with regular points, points to polylines). I guess at first I have to cut all polyline segments at the grid lines and then I ...
4
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1answer
385 views

QGIS print composer internal grid labels

Is there a way to have the grid labelled inside of the map frame (I don't mean the option to draw coordinates inside the frame)? What I want to achieve is a "ladder" of labels like in this example: ...
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2answers
567 views

Defining number of cells in sample grid for IDW?

I'm trying to make IDW in R. In my tutorial, I found this approach which is easily understandable, expect of one point - why they used n = 6000 ? How did they established the value to create a grid ...
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1answer
117 views

Grid size of a Digital Elevation Model developed from topographic surveyed elevation contour line?

I have generated a Digital Elevation Model from elevation contour line. I got these elevation contour line at 20 cm interval from DGPS survey. What would be the grid size of generated DEM in "m". ...
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1answer
107 views

Print Composer Grid Coordinate Buffer

Is there a way to create buffer for grid coordinates in Print Composer? I prefer to add the grid co-ords inside the map but the coords are often overwritten by map data which makes them impossible to ...
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0answers
96 views

Grid doesn't show up in printer composer

I am trying to get a coordinate grid on my map with the printer composer. I have tried every example and followed it exactly but for some reason the grid doesn't show up at all. I am working with Qgis ...
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1answer
1k views

Inserting Grids and Graticules in ArcScene?

I have searched Grids and Graticules option in ArcScene 10.3 but didn't found there. I am specifically interested to mark Y-axis (as in below map I've prepared in Surfer) to show vertical values of my ...
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0answers
54 views

gdal_translate to get full vector extent of geo spatial referenced PDF

I am creating GeoTif images from a USFS geospatial referenced PDFs using gdal_translate. I turned off all of the layers that I did not want and it produces a GeoTif of just the center window of the ...
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0answers
73 views

ArcObjects 10.1 Misplaced graticule labels after map export to jpeg

I´m currently working on an ArcObject 10.1 Extension which 'produces a Map' and exports it´s Page Layout to 'jpeg' after completion. The code follows the snippet for 'Create JPEG (high-resolution) ...
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1answer
647 views

Making a grid with points that are staggered every 800 feet

I need to make a grid pattern with points that stagger to make a diamond pattern instead of the regular pattern that a fishnet grid makes. It is sometimes referred to a "staggered start". My points ...
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0answers
243 views

Creating Point Grid over selected polygon using OpenLayers 3?

I am trying to create an equally spaced grid of points. But these points must only be on land. I was using the polygon overlay of countries to see if I can use that as a mask. I have also tried ...
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1answer
196 views

Grid clipping issue in Layout

I'm having an issue making a figure for a poster with ArcMap. I'm trying to make a grid that follows the map boundary in a Lambert Conical projection, and it's not coming out right. The map boundary ...
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1answer
247 views

My data at a certain latitude is disappearing in Mapbox Studio?

I'm trying to make a simple map showing 4 villages in Alaska (and Fairbanks for reference) but for some reason the northernmost village is being cut-off it seems. When viewing the data in Mapbox ...
2
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1answer
71 views

Cell-by-cell analysis of values of buildings in a city

I'm absolute new in GIS. My task is to estimate the wind energy potential in a part of a certain european city by using a given method which is based on the calculated roughness of cells of one ...
2
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1answer
101 views

Grid with data table attached to each polygon

I'm trying to wrap my head around a request a colleague gave for some data visualization. She is performing field observations and for every observation, she is assigning a grid # that corresponds ...
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2answers
2k views

Unusual behavior of coordinate grid in QGis Composer

The coordinates in the grid in QGis composer display incorrectly when using the "degrees, minutes, seconds" option (or even decimal degrees). It displays West and East in the longitude and North and ...
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0answers
341 views

Get grid area from geographic coordinates

I have a list of geo coordinates. What I want is a list of grid areas and a number of geographic points in that area. By doing this I can get the information in which areas in the world the most ...
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1answer
43 views

Grid References Third and Sixth Figures

With Grid References, what can the range be for the third and sixth figures (the tenths of the area squares) be? 1-10, 0-10, 1-9 or 0-9? So if I had two grid squares like this, where X marks the spot:...
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3answers
2k views

Achieving Super or Subscript graticule labels in QGIS Composer windows?

It is quite common for paper topographic maps to label the map graticule with ordinate values in a mixture of superscript and standard digits, eg. ⁴123⁰⁰⁰ to emphasise the significant digits. The ...
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0answers
48 views

Georeference .txt file to SpatialGridDataFrame

I have a matrix file in a .txt format and I want to georeference this matrix using latitude and longitude. How could I do this in R, so that I can transform my .txt file into a SpatialGridDataFrame ...
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0answers
59 views

How to create dynamic (depend on scale) coordinates grid in ArcGIS for Desktop? [duplicate]

I am working in ArcGIS Desktop. I want to dynamicly change my coordinate grid in layout view depending on map's scale. How to do that? Currently I have to change this manually every time I zoom in or ...
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0answers
54 views

Convert a polygon grid into an edge table

I'm working on a robotics project. I've got a rectangular grid (polygon shapefile) that is a navigable/routable region (i.e. I can travel anywhere in this grid). That is I took my bounding area ...
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1answer
874 views

How to create a fishnet/grid along a polyline or polygon

I am trying to generate a fishnet/grid along a line/polyline or polygon boundary in ArcGis 10.3 or QGIS. While it is totally intuitive and easy to generate a box-standard grid, what I am trying to do ...
4
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1answer
107 views

Conic shaped graticules?

Is there a way to enclose my conic shaped map in graticules on ArcMap? I can only figure out do this which doesn't look very nice: I want something like this, I think this was done in GMT though:
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1answer
668 views

Changing grid label style in ArcGIS for Desktop?

In all my maps the grid labels looks like: I try to find a way to change it to that label style: I work with version arcview 10.3. I seek in data frame properties-->grid-->style - but didn't found ...
2
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1answer
293 views

How to create a two sided ticks labels grid in layout (ArcMap)?

I'm making a planing map. I want to add to the final layout a specific kind of grid: The grid needs to be with a 6 character label that is separated in to two labels. Each one of the labels needs to ...
6
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1answer
475 views

How to assign polygon attributes to grid cells using centroids in QGIS?

I am relatively new using QGIS. Unfortunately I can´t figure out the following yet. I have two polygon shapefiles, one is a grid I have created using QGIS 2.12.3-Lyon (Creat graticule) and the ...
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0answers
69 views

Grid buffer in QGIS [duplicate]

I do have a raster file (grid) which I have processed before with the SAGA kriging tool. Is it possible to buffer this raster file a little bit (expanding the interpolated result) of 1 or 2 grids? I ...

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