Questions tagged [points-to-line]

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4
votes
3answers
83 views

Creating point at line end

For an examination of a local power grid, I need to mark the transformation stations (substation) by simply create a point for each station. What I want to do is that QGIS creates a point at the end ...
0
votes
1answer
38 views

CSV attribute table to polyline shapefile

I have a .csv file that is an exported attribute table that I would like to reconstruct as a polyline shapefile (for reasons beyond my control I cannot access the original shapefile from which the ....
4
votes
1answer
73 views

How do I construct a line from points that are out of order?

I'm using ArcGIS Pro and would prefer solutions using ArcPy, ArcMap, or ArcGIS Pro, but an open source alternative may work too. I'm trying to construct a line from a series of points using the ...
4
votes
1answer
95 views

Points from various sources to one line

I have "unsorted" points from various sources - steming from a hiking track / path. How can I create one line from the closest points (...following the track). I´ve already imported all points to ...
2
votes
1answer
61 views

Create line from points while keeping attribute information

Is there a way (in QGIS) to create a line from a series of points, while maintaining (at least) a column of the attribute information for each point (ie one column containing the values for a certain ...
0
votes
1answer
110 views

Drawing connecting lines between points to nearest within layer using ArcMap

I need to connect points within one layer to the nearest with polyline. Tool to the nearest would be ideal, but there is nothing in the attribute table. I tried to find tool in X Y coordinate, but ...
2
votes
1answer
51 views

QGIS Points to Path tool checkbox option - where did it go?

Back in late 2017, I made considerable use of the Points to Paths tool. I forget which QGIS version I was using, but it was most likely 2.x, probably 2.14. According to my memory and notes from the ...
3
votes
3answers
99 views

Plotting a smooth line through a set of geospatial points

I have a number of (long, lat) points as plotted below: ggplot(data=transect,aes(x=long,y=lat)) + geom_point( ) I have posted the raw data below. I would like to fit a smooth spatial line through ...
1
vote
1answer
77 views

QGIS making points to path permanent

I'm using the "Points to path" processing tool. It works fine but it is not saved when I exit QGIS. It shows up in layers panel but not on screen on restart. I tried making the scratch layer ...
3
votes
1answer
61 views

Merging lines based on distance from point in QGIS

I have 5 groups of 4 lines, all the lines in all the data sets are centred around the same point. I need to algorithmically combine these lines into one line that is only the furthest from the point. ...
1
vote
1answer
94 views

Reconstruct line plugin in Qgis 3.X

I've been using reconstruct line in Qgis 2.18 and it a wonderful plug-in to create line between selected point. Now I'm on Qgis 3.4 and all I can find it plug in that add line everywhere (not only ...
2
votes
1answer
28 views

Find gaps in spatial database based on attributes and fill those caps with new features with existing attributes

I have a big line shapefile data (over 2 millions features) showing animal movements. Simplified example: ID    Year    st_time     end_time&...
2
votes
1answer
74 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
77 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
270 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
601 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
81 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
40 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
107 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
463 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 ...
1
vote
1answer
172 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
85 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
143 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
1k 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
152 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
150 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
38 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
256 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
2k 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
149 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
61 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
947 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
95 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
194 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
95 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
101 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 ...
7
votes
4answers
2k 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
78 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
328 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
123 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
240 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
149 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 ...
11
votes
3answers
3k 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
62 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
206 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
132 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 ...