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Questions tagged [points-to-line]

The tag has no usage guidance.

2
votes
1answer
66 views

Connect Points using line different table in QGIS3

I have two tables. Table1 is having many point objects (Sample given below) Table2 shows the connectivity between the point object(using a link) and link details My requirement is to have a new Line ...
2
votes
1answer
69 views

Points to path algorithm - is it possible to keep the attributes in the new file (lines) from the source file (points) [closed]

In my dataset of points, I need first to group points by ID, sort them by time and for each group to draw a line by time order. And for that processing algorithm points to path works perfectly. But my ...
2
votes
4answers
133 views

Adding points along the centre lines with QGIS

I'm trying to solve a spatial problem in QGIS. I have a set of polygons which I would like to add points along the centre line of each polygon. These points should be placed at 3 metres between each ...
2
votes
2answers
213 views

Creating closest distance line between points and lines in QGIS

QGIS I have multiple lines in one layer (trench) and multiple points in another later. I've searched the whole Internet for a plug-in which can: connect points to the nearest line, creating a new ...
3
votes
0answers
62 views

Transforming points in CSV to linestring / polyline in QGIS

I have "BeginLat", "BeginLon", "EndLat" and "EndLon" as under in a CSV-file I am trying to import it as a line string but I cant. I tried to import using 'Create a Layer from a Delimited Text File', ...
0
votes
0answers
32 views

Creating many lines from point feature using ArcGIS Desktop?

I would like to create many line from a point feature, or a table (I created the feature with 'Display XY Data'). I was using 'points to line', but it works only for a single line. In the point ...
0
votes
2answers
63 views

Calculate distance covered by points in a shapefile

Is there a way to calculate the total distance covered by thousands of points in a shapefile in ArcMap 10.4 or possibly ArcPro? I am trying to apply a buffer for each point, then dissolve and find the ...
0
votes
1answer
94 views

Point connection in QGIS [closed]

I have to connect points to a polygon. I tried to use "points to path" and "point connector" plugins in QGIS, but neither of them are working. For testing, I just drew 4 points and used "points to ...
0
votes
1answer
79 views

Drawing series of lines from hub in QGIS?

I'm trying to create a route map and was wondering how best to do this. I have a series of 'routes' emanating from hubs to single destinations and wish to link them creating a spoke-like effect like ...
1
vote
0answers
65 views

How to generate road curvature from the Points to path tool in QGIS?

I have been working on a project and I have used the "Points to path" tool in the processing toolbox to connect multiple points up along a route on the road network. However, when processing this ...
2
votes
1answer
78 views

Batch process with custom plugins in QGIS

In QGIS, it is very easy to do batch processing like this but how do you do run a batch process for a custom plugin? More detail: I have a number of point shapefiles and want to convert them to ...
1
vote
0answers
36 views

Improve visual appearance of line of points

Arcgis 10.5 I have a point shape representing a river system. It is points, not a line, because of the mathematical calculations I had to do beforehand. In close it looks like this (the actual river ...
1
vote
1answer
732 views

Creating line from points in QGIS

There's a point layer which contains several points without order, I want to create a line to connect them. I've read similar questions and I can work out with solutions using "point to path" or "...
3
votes
1answer
114 views

How to draw all possible lines between a set of points in QGIS?

I have a points layer in QGIS defined by a csv file in the following format: group,name,lat,long 1,A,…,… 1,B,…,… 1,C,…,… 2,A,…,… 2,D,…,… 3,E,…,… 3,F,…,… (lat and long are coordinates in WGS84) How ...
1
vote
0answers
103 views

Finding layout of points on road?

The problem I'm trying to solve is finding layout of street lights on a street. The street lights can be arranged in the following layout: one-side, two-side opposite, staggered, or median, etc. as ...
0
votes
0answers
36 views

Points to line accuracy concerns in ArcMap

I have a csv of a GPS trace with lat-longs that I want to convert into a line so I can measure the distance. My workflow was as follows: 1) Import csv into ArcMap 10.4 2) Convert latlongs to points ...
1
vote
1answer
122 views

Creating line from existing point in specific compass bearings using QGIS?

I am trying to measure the distances from points in the ocean to land and these distances need to be measure from the point at different compass bearings (i.e. every 5 degrees). I am using QGIS V2....
1
vote
1answer
1k views

How do I convert points to line in QGIS 3?

I have a dataset of gps points with DateTime and id field and I would like to create a line vector so that I can use this vector for interpolation on a raster. My goal is to find the mean of the ...
1
vote
1answer
116 views

Distance between point and line layers & spatial index issue

I am trying to compute on QGIS the distance from some clusters (ie points) to their closest road (ie lines); no need for all combinations, just the distance from each cluster to the closest road. To ...
0
votes
1answer
50 views

Seeking alternative to ArcGIS Water Utility Tools to create lateral lines?

I need to automatically create perpendicular lines from a point to a line (curb box to water main) and also create perpendicular lines from a point to a line or polygon (curb box to building footprint)...
3
votes
1answer
623 views

Distance of a Lat long from a Polyline

I am currently looking for a solution where i need to find if a lat long is on the route or not. I cannot use Google Maps Geometry IsLocationOnEdge() or ContainsLocation() api's as i am working on a ...
0
votes
0answers
61 views

In ArcMap, when I use PointsToLine in ArcToolbox, error appears

In ArcMap, I open the Python window and print some codes as followed: import arcpy arcpy.env.workspace = "C:/data" arcpy.PointsToLine_management("calibration_points.shp", ...
2
votes
1answer
154 views

postgis: scaling / optimization of shortest distance between two geometries (seeking recommendations)

I have two tables in postgis: one with 1B rows containing points (POINT, 4326)::geometry the other, with 250k rows containing linestrings also in 4326 Both tables have a GIST index. I am trying to ...
2
votes
1answer
70 views

Creating linear density from points

I have a point layer from an aerial photographic survey of a savanna, where each point contains information on the number of trees found within each photo. Some points can have 0 trees, while other ...
2
votes
1answer
96 views

QGIS points or line vertex

Hi I have a sequence of points in QGIS and each of them has its attributes. For my application, I may need to manually edit them by dragging them around in the canvas. It would be much easier for me ...
3
votes
1answer
2k views

Creating a line that goes through two point points using python (used for creating a utility line where there are two pole structures)

I am starting up an enterprise GIS program at the Utility company I work for. We are a Generation and Transmission company. Our data was bad when I got here, it was in NAD27 in a .dwg and was off by ...
5
votes
4answers
1k views

Create mid point from line layer

In QGIS I am trying to create a new point layer based on the mid point of a line layer (and keep all the feature attributes in the table). For example, one line feature becomes one point, located on ...
2
votes
0answers
71 views

Visualizing Drop Off and Pick Up Points

I've mapped about 10,000 pick up and the corresponding drop off points. I wanted to connect each pick up point to it's respective drop off point with a line. What is the best way to go about doing ...
2
votes
1answer
220 views

Creating points projected on line using QGIS?

How can we create points perpendicularly on a line with QGis ? Otherwise, how can we draw a line between one point and a line ? Here is a picture to show what we want :
-1
votes
1answer
110 views

Convert Points into Lines and adding Average Z value for line attribute

At the moment I am working with a lot of Point data. The Point Data has X Y and Z Columns. I would like to convert this into line feature Because there are multiply points in the line feature I ...
5
votes
3answers
1k views

Connect points and store point info in line attributes

I have a point shapefile where I want to connect all points (25 points that makes 600 pairs). As a result, I need a line shapefile with attribute table that contains points lying on the line. e.g. ...
1
vote
1answer
212 views

Export network layer to a shapefile

To continue from this question about the format of a .csv file with network data. I have two layers now: 1) layer with the coordinates (X,Y) of some nodes, and 2) layer that represents the lines ...
1
vote
2answers
128 views

calculate distance of points from reference points along a line

I have a points layer and a multi-part non-overlapping line layer (a line divided into segments). All the points fall exactly on the line. I have the coordinates of the start and endpoint of each ...
10
votes
3answers
2k views

Aligning multiple points to line in QGIS?

I would like to align multiple points to a line, or lines within a layer, using a specified tolerance or buffer around the line objects. Please refer to the sample sketch attached. For the sake of ...
1
vote
0answers
58 views

Auto-populate “from” and “to” attribute fields of line layer with Unique IDs of points from point layer?

I have a line layer where each line segment is snapped to 2 of the points from our point layer in QGIS. Each point has a Unique ID which I need to carry over automatically to a "from_point" field and ...
3
votes
1answer
164 views

Making a line from points but preserving classification of points in QGIS?

I want to classify a gpx file by elevation in QGIS. This is what I have done: Imported track_points from gpx file (because only this part of file containes elevations) Saved that file as shp (just ...
1
vote
0answers
111 views

Obtaining Orientation of Points to Another Layer?

I have a vector layer with points denoting receptors. I have a second vector layer (polygon) delineating a site boundary. Utilizing QGIS v2.14, I am looking for a method to get the orientation of the ...
6
votes
1answer
1k views

How to calculate the difference in elevation between two datasets of points?

I have two datasets of different points in the same coordinate system, which describe the same line (road), so I want to see the difference in elevation between them. I've been told that I should ...
2
votes
1answer
115 views

ArcMap, creating lines from a set of points that connect to the other line

I have a bunch of points lining up on one side of the highway. I would like to create line from each point that reaches to the other side of the highway. The line should be (almost) perpendicular to ...
1
vote
1answer
175 views

Lines between corresponding points from two shapefiles

I want to make a QGIS map of a project where schools and firms are partners for education. I have a .shp of the schools and a .shp of the firms. Both have an ID column (like school number 4 is partner ...
3
votes
1answer
182 views

Connecting points to polygon edges using angular bearing

I am trying to map some caves located along a coastline (using QGIS 2.18.3 with GRASS 7.2.0). The survey took place on a boat, so the GPS points were taken at sea. I have information on the angular ...
3
votes
1answer
553 views

How to turn a map canvas into a vector layer in QGIS?

I ran a program that created points on the nearest edge of a polygon, but it only appears in the iface.mapLayer() canvas. The code is taken from the answer in: https://gis.stackexchange.com/a/94428 ...
4
votes
1answer
200 views

Join a set of sequential points with individual line segments QGIS

My data set contains radar plots for flights on approach to an airport. For each unique flight I have hundreds of points as they are recorded every four seconds. Using Points2One I can join the points ...
2
votes
1answer
924 views

How to convert points into line without changing the attributes? [closed]

I have several points and its attributes. I want to classify them into some class, but I want to classify it in line shape. When I convert it into line, the attributes turn out to be one (one row ...
3
votes
1answer
158 views

How do I create line vectors with a new ID from points in QGIS?

I have a list of stations from which I would like to create a network of lines (the one created with the Delaunay triangulation would be fine) identified by a particular ID (for example, "AB" for the ...
1
vote
2answers
73 views

How to connect points to only nearby points

I have points for addresses and points for facades of the buildings in which the address lies. I dont have a buildings polygon shapefile. How can I connect each address point with only the facade ...
5
votes
1answer
385 views

Snapping a line over points?

I am looking for a solution that addresses this problem, but I have not been successful in my searches. After vectoring points on a raster, they are minimally aligned, as shown in the appended ...
1
vote
1answer
340 views

QGIS generate convex hull for common attributes that have many values

If I have a points file where the points share common attributes, what's the best way to draw a convex hull around those common points using QGIS?
1
vote
0answers
92 views

PointsToLine Failed to execute [closed]

Using this article as a guide, I've been trying to connect points to the nearest location on a line road feature class. This works until the last step, the Points To Line tool. It consistently gives a ...
1
vote
0answers
47 views

How can I identify which tracks are too close together?

I have a point shape (yield logging data) and I want to find the tracks that are too close to another track. Usually the combine drives always with the same distance (e.g. 10m). I want to find the ...