point Questions
2
Solved
I'm struggling with an additional label that I would like to add to my ggplot graph.
Here is my data set:
Group Gaze direction Counts Duration
Expert Performers game table 148 1262.122
Expert Per...
6
Solved
I have a two dimensional euclidean space. Three points are given.
For example (p2 is the middle point):
Point2D p1 = new Point2D.Double(177, 289);
Point2D p2 = new Point2D.Double(178, 290);
Point...
4
Solved
What is a fast algorithm for determining whether or not a point is inside a 3D mesh? For simplicity you can assume the mesh is all triangles and has no holes.
What I know so far is that one popula...
Rill asked 2/7, 2011 at 0:16
10
Solved
I'm using Python+Numpy (can maybe also use Scipy) and have three 2D points
(P1, P2, P3);
I am trying to get the distance from P3 perpendicular to a line drawn between P1 and P2. Let P1=(x1,y1)...
11
Solved
I've searched around for an example that matches my use case but cannot find one. I'm trying to convert screen mouse co-ordinates into 3D world co-ordinates taking into account the camera.
Solutio...
Weksler asked 24/10, 2012 at 18:12
2
Solved
In my attempts to practice Julia, I've made a program which draws a bifurcation diagram. My code is as follows:
function bifur(x0,y0,a=1.3,b=0.4,n=1000,m=10000)
i,x,y=1,x0,y0
while i < n &...
2
Solved
I am using UIAutomation with the method
System.Windows.Automation.AutomationElement.FromPoint(System.Windows.Point)
to get the element by the mouse cursor, but I cannot find the type System.Win...
Marplot asked 4/10, 2014 at 0:7
2
Solved
I created a list of Shapely Point objects based on the point data set. How can I plot this list of points below?
points = [Point(-4.85624511894443, 37.1837967179202),
Point(-4.855703975302475, 3...
Eparch asked 19/12, 2019 at 23:7
2
Solved
What SELECT query should be used to extract latitude and longitude from a point?
I cannot use PostGIS.
Example point (point type value) stored in the database:
my_point
--------------
(50.850,...
Colonnade asked 28/8, 2013 at 15:12
4
Solved
I have created a class "Point" and i want to calculate the shortest distance between a given point and a line ( characterized by 2 other points ), all points are known.
I tried to use this formula...
Mercorr asked 5/12, 2016 at 9:0
6
I need to find out Y coordinate of specific point of bezier curve in canvas. Do you know, how to find it out? Thank you
Commination asked 5/1, 2013 at 17:13
2
I have a geodataframe gdf that looks like this:
longitude latitude geometry
8628 4.890683 52.372383 POINT (4.89068 52.37238)
8629 4.890500 52.371433 POINT (4.89050 52.37143)
8630 4.889217 52.36946...
Version asked 5/3, 2021 at 12:41
1
Recently I've faced with one little but majour problem: is point on the edge of polygon be inside polygon?
What I mean - currently I am trying to implement 2D geometry library in JS for custom nee...
Antonyantonym asked 29/10, 2017 at 19:11
7
Given a set of 2D points, how can I apply the opposite of undistortPoints?
I have the camera intrinsics and distCoeffs and would like to (for example) create a square, and distort it as if the came...
Matchless asked 7/6, 2012 at 16:25
4
Solved
In some simulation program we generate object surfaces in terms of points, each point has 3D coordinates and the vector that represents the normal to the surface at that point. For visualization pu...
4
Solved
I have two points having lolLat as 0,10 and 30,0
Now to draw a marker at this point i use this transform while generating marker for it
lonLat.transform(
new OpenLayers.Projection("EPSG:4326"), ...
Spurn asked 19/3, 2012 at 5:0
6
Solved
Does anyone know how I can rotate a point around another in OpenCV?
I am looking for a function like this:
Point2f rotatePoint(Point2f p1, Point2f center, float angle)
{
/* MAGIC */
}
3
Solved
There is System.Drawing.Point which accepts int values for X and Y coordinate paramenters.
This is not what I need.
Then there is System.Windows.Point which accepts double values for X and Y. This...
4
Solved
2
Solved
I have a LineString defined by two points, so essentially a straight line segment, and I wanted to project a point on to it. I am aware of .project and .interpolate. However when the point is "outs...
Robber asked 2/3, 2018 at 1:43
2
Solved
I don't want to resort in converting my geography data to geometry just so it returns true in STIntersect.
Here is the code in SQL:
DECLARE @point GEOGRAPHY = GEOGRAPHY::Point(1, 1, 4326)
DECLARE...
9
Solved
I have a map made up of rows and columns of hexagons
This isn't an actual image of the hex-map I am using, but uses the same size and shape hexagons
I need to be able to tell which one the mouse is...
Refutation asked 9/10, 2011 at 17:31
3
Solved
If I have an array of points (x,y,z) and am given a single point (x,y,z), what code do I use to determine if that point resides within the shape defined by the array?
I am drawing a blank on this o...
2
Solved
In a Spring Boot project, Java8, with hibernate-spatial and PostgresDB 9.4
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-spatial</artifactId>...
Nomology asked 28/8, 2017 at 23:5
6
Seems there is no way to compute line line intersection using boost::geometry, but I wonder what is the most common way to do it in C++?
I need intersection algorithms for two infinite lines in 2D...
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