Questions tagged [format]

particular way that information is encoded for storage in a computer file

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2
votes
1answer
47 views

Georeference a LAS file with txt2las using a Geomedia coordinate system file (.csf)

I need to transform a file in a .csv file into a LAS file. I have a LiDAR data folder, in this folder I have these files: A .csv file that contains the the point data Some metadata files (schema, ...
2
votes
1answer
37 views

How to open Cesium 3D tiles with QGIS 3

How to open Cesium 3D Tiles with Qgis The format is not available but this is an OGC standard: https://www.ogc.org/standards/3DTiles GeoPackage seems to be working on adding the extension: https://...
2
votes
1answer
36 views

Change date format into readable format in GEE

I have code in GEE which create table with the sentinel2 mean NDVI data for certain period. my problem is that the table in the end has two column with the dates, one is the name of each image (not ...
1
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1answer
57 views

Unknown spatial data file format

I am building a tool to calculate navigation charges for aircraft flying within Europe. This function is administered by an organisation called EUROCONTROL. EUROCONTROL have an application of their ...
1
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0answers
49 views

Opening ASC file in QGIS

I'd like to open a .asc file in QGIS from this website: Monthly mean tropospheric NO2 from TROPOMI I suspect there's a problem with the headers or something, but can't figure it out. Using the ...
0
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1answer
32 views

Trying to extract point X and Y from Geodatabase from outside a GIS

I have a geodatabase which I would like to integrate with processes outside ArcGIS. (On our systems Arc is a fairly closed system). I have managed to connect to the database and perform an extract ...
0
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2answers
35 views

OpenLayers data format [closed]

I am just running an application using OpenLayers. All data is transfered from my database in GEOJSON format. My current task is to review the implementation of the data format. Important ...
3
votes
1answer
104 views

In which format am I working and how can I plot it correctly on GIS?

I've been working recently replicating this paper: "Constructing Street Networks from GPS trajectories". They got a repository with the implemented code. Anyway, the issue is that their data is in the ...
3
votes
1answer
226 views

Getting error from Timestamp format for QGIS Time Manager?

I encounter a strange error in QGIS Timemanager: I have two csv-files, encoded UTF-8, EPSG 4326. Only one of them can be read by timemanager-plugin, the other one produces this error-message: An ...
3
votes
1answer
263 views

Change data format in QGIS field calculator using format_date

I´d like to change the data format in the attribute table from yyyy-MM-dd (default) to dd.MM.yy using the format_date function in the field calculator. Using: format_date(date, 'dd.MM.yy') I got ...
1
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1answer
300 views

Dashed line with different colour fill and stroke in QGIS

How can I create a dashed line with a different fill and stroke colour? I have a white dash line on my map "former range" which doesn't show up in the legend, which has a white background. I want to ...
1
vote
1answer
46 views

Changing name of file download from browser app?

I am developing browser application using MapServer and JavaScript. I've got part where on map click I get FeatureInfo about an object: function getFeatureInfoGML(map){ var openwindowhandle=...
7
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1answer
821 views

Interpreting the type and type name of data formats in QGIS

I am trying to wrap my head around storing attribute values in the most efficient way for a large shapefile (>1 000 000 records). I have found excellent descriptions of data representations in 8-bit, ...
2
votes
1answer
759 views

Optimal method to convert raster from 32bit Float to 8bit Byte to reduce file size in QGIS 3

I have a raster file (.tif) that contains integer values from 1 to 31. I have realized that the values are stored as Float32 with NoData Value=-3.39999999999999996e+38 (see raster information below). ...
2
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0answers
40 views

Removing extra dots when loading Python script

This is probably a silly question, but I'm having a problem whenever I load a Python script in ArcMap where extra dots are loaded with the script (see below) that I must manually delete prior to ...
3
votes
1answer
57 views

GeoNetwork address format

In GeoNetwork 3.4, the default format for Metadata information "Contact" is the American Format i.e. street, nummer, city, Postal Code, Country example: Rue Vautier 29, Bruxelles, 1000, Belgium ...
3
votes
1answer
1k views

Changing date format in QGIS?

I have just created a date field attribute. In Proprieties > Fields of the layer I made this: And the attribute tables shows this: What I want to see is the date in this format: 07-01-2019 and ...
0
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2answers
73 views

String Formatting;-Calling values from a dictionary to select by attribute in fc

New to python. In the code below, I create a dictionary b={} and wish to call keys to select by attribute. All goes well until I am required to format strings to come up with whereclause. I am ...
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0answers
100 views

Time Slider feature in ArcGIS 10.5 is displaying layer time extent to 1/1/0001 12:00:00 AM

I've add a polygon shapefile that has a field that contains date and time in it's column. However, when I attempt to calculate the layer time extent I'm getting the values of 1/1/0001 12:00:00 AM ...
2
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2answers
32 views

What are TRW or TRE formatted locations?

I have data from a U.S. state and for each item, there is a Location ID in the format T##R##E-## Sometimes the E is a W. What is this format?
3
votes
1answer
1k views

What file format has 18n, 18g and 18o file extensions?

My professor (who is now unreachable on holiday) gave me files to work with for a mapping project. The files were retrieved from the Ordinance Survey Ireland webpage. They were used to differentially ...
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0answers
1k views

Arcmap reads column of integers in .csv as strings instead of numbers [duplicate]

When reading a column of integers (land cover classes) from a CSV file, ArcMap (10.5) automatically assigns a field type of 'string', rather than a number format (e.g. 'Long'). This makes it so you ...
1
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1answer
33 views

Select Entrys by Time

I want to select entries of my GPS-Point data only recorded from 7 a.m. to 7 p.m. and close out all others. Right now, its in a String format (00:00:06). I tried "time": >= '07:00:00' and "time": &...
0
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1answer
169 views

What could cause text under 255 characters to import as BLOB format?

I'm importing a table from an .accdb file in Access 2016 into ArcMap 10.6 via an OLE DB connection and one of my nine text fields is importing in BLOB format. It and all the other fields are formatted ...
0
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2answers
101 views

Format date in CartoCSS infowindow

I have a date feild in my data and when I add it to an info window, it shows in zulu time (2017-11-06T00:00:00.000). Is there a way to format the cartoCSS and HTML so that only the date, and not the ...
3
votes
1answer
356 views

Raster Calculator QGIS 3.0 , cannot specify output data type

I am trying to generate a raster layer from the subtraction of a DSM raster layer and a DTM raster layer. Both my DSM and DTM are in float64 data type. When I run the raster calculator to do the ...
0
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1answer
324 views

Why ENVI IDL writing gifs upside down?

I have a binary classification file shows urban areas. I need to convert this file to 8 bit unsigned integer GIF format. ENVI can't save images as GIF so I've used IDL and write a few lines to ...
4
votes
1answer
312 views

QGIS Attribute Table Format (columns and rows)

I am having a Data Format problem with Qgis using the timemanager. I loaded a layer with timecodes and values for 1 point and finally made it work. Now i dont have one point, but 250. Those 250 points ...
3
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0answers
136 views

Lat/Long Format and Conversion

I have downloaded data in a .mif file format and I was having issues overlaying it in QGIS. I checked the attribute table and the latitude and longitude were showing as below, this is one line from ...
1
vote
1answer
991 views

OpenLayers 4.2 - Changing the interaction geometry type from polygon to multipolygon

I would like to make a selection with DragBox interaction and get the geometry type to Multipolygon. Right now I'm getting a Polygon type back : var source = new ol.source.Vector({wrapX: false}); ...
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0answers
248 views

Trouble-shooting Time Manager date format problem [duplicate]

I've been trying to format a field in a vector file in QGIS to be run in Time manager and, for some reason I can't figure out, it still is not running. I read the other threads here associated with ...
2
votes
1answer
458 views

Identify the degree , Minutes and seconds from coordinates

I have coordinates which has degree format, i want to convert it into decimal format, For this i want to grab Degree , Minutes and seconds from coordinates. Standard format is DDMMSS N / DDMMSS E , ...
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0answers
577 views

Latitude/Longitude conversion [closed]

I have 64 bit as lat/long (32 bit lat , 32 bit long). I don't know its original format (and type) but I know its position on Google map. I extract lat long as below (in MATLAB): lat=uint32*180/2^31 ...
1
vote
1answer
261 views

Sum of numeric field is not displaying as a real number in QGIS

I have calculated the area of polygons in my map in the Attribute Table with the Field calculator This command gives me a new column with the area for each polygon Then I go to the "Basic Statistics ...
5
votes
2answers
2k views

GeoServer WMS GetCapabilities AJAX response as JSON?

How can I get GeoServer WMS GetCapabilities request as JSON? For example this is a WMS link: https://www.ngs.noaa.gov/GeoServer/NSDE/ows?service=WMS&request=GetCapabilities& I am getting ...
1
vote
1answer
140 views

Need to edit and rearrange Text points in QGIS

I have thousands of points currently saved as a Drawing Interchange file that I brought into a QGIS project. Each point has attributes that has one bar of text assigned to it. I need to add a word ...
0
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0answers
90 views

Convert Text to Mtext and rearrange with QGIS

I have multiple names and parcel data in text form in AutoCAD. I want to make them in the format as follows: N/F First and Last Name (Same as Shown) T.A #Tax Number (Add T.A. # to each then keep ...
3
votes
0answers
68 views

PyQGIS QgsRasterCalculator output format

I am currently scripting a simple raster operation. But, since I must do it thousands of time I would prefer if the output could be in the same format as the input or, at least in Int16. Yet, it ...
0
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0answers
87 views

Geographic coordinates; Different latitude & longitude format?

I am having trouble identifying what format these coordinates are in. Is it DMS? Latitude Longitude N49-46.7 W086-56.4 N51-28.7 W000-27.7 N40-51.0 W074-03.6 N01-21.6 E103-59.4 How do ...
2
votes
1answer
147 views

Address formatting for TIGER geocoder

I'm making some test for the geocoder comparing it with google and I have noticed that the results depend a lot on the address format. E.G. These give addresses: 358 SEVENTH AVENUE MANHATTAN 10001 ...
1
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1answer
329 views

GPS coordinates to OLEX

My goal is to convert gps coordinates to the format which the OLEX plotter has, so I can import them as marks. So I created a point at 64 10.239N and 51 41.523W I exported the point, and the file ...
0
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0answers
324 views

Alternative file format to ESRI Shapefile? [duplicate]

ESRI Shapefile requires multiple file, such as .shp, .prj and etc. and it's not preferable for me. So I'm looking for substitute to it. Are there good file formats which meet the follows ? Results ...
1
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0answers
119 views

How to output rasters other than 16-bit with the Arc Polyline to Raster tool?

Using ArcGIS Desktop 10.4.1, I am attempting to convert a FGDB line feature class to a raster using the Polyline to Raster tool. The input feature's value field contains integer values that range ...
1
vote
1answer
183 views

In a shapefile, is it possible to have multiple rows linked to a same map feature?

I want to know whether it is possible to have more than one row of the dbf file that comes with a shapefile map linked to the same feature of such shapefile. The reason for that is simple: to have ...
2
votes
0answers
516 views

Inserting GPS coordinates in QGIS [closed]

I have a problem with creating - inserting GPS coordinates into QGIS. I have my coordinates in this format: N 45.66209; E 013.99382 and I want to insert them. I am using the function Numerical ...
4
votes
2answers
1k views

Opening .grd from R in QGIS?

How to open .grd raster layers in QGIS (or any other GIS)? I have looked through previous questions, but not found any answer. My raster layers are outputs from running bfastSpatial in R and I can't ...
4
votes
1answer
65 views

Format individual line segments of a polygon

Is it possible to apply different formats to different line segments of a polygon in QGIS? I am delineating forest stands within a property, and would like to change the formatting of one of the line ...
0
votes
1answer
169 views

Moving rasters from ArcGIS 10.0 to Mapinfo Pro 15.0?

I have several rasters in ArcGIS in GRID format. I need to move them into Mapinfo environment and I'm a bit confused about the most optimal format. Overall, is it recommended to export ArcGIS GRID ...
1
vote
1answer
137 views

RQGIS Vectorgrid output format issue

I just started using RQGIS. I ran the example code using qgis:polygoncentroids shown on https://github.com/jannes-m/RQGIS with no problem. I tried then to create a vector grid using qgis:vectorgrid ...
1
vote
2answers
440 views

X-Y coordinates unknown coordinate system? [duplicate]

I received a .dbf file with coordinates in a numerical format I have not been able to identify (for example (X,Y): 6151578.03, 2090875.69). These coordinates represent bus stop locations in the Orange ...