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统计学

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adaptive thresholding
Hello, I have a .bmp image and i want to apply adaptive thresholding to image to separate the background and the text. I w...

13 years 前 | 2 个回答 | 0

2

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Data Distribution
Hello, I have some data and i want to see it in plot that how it is distributed all over, like getting some plot , but t...

13 years 前 | 2 个回答 | 0

2

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Adressing
Hello, If i have: A=[1 2 3 ;7 5 3;9 8 3;11 53 45] A = 1 2 3 7 5 3 9 ...

13 years 前 | 1 个回答 | 0

1

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Delaunay triangulation
Hello, I am having some problem with delaunay triangulation, actually i have the data set which was raw data and i perfor...

13 years 前 | 0 个回答 | 0

0

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Angle between two vectors in 3d
Hello, I have two vectors in 3d and i want to find the angle between those two vectors. Thanks in advance

13 years 前 | 4 个回答 | 1

4

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3d plot
Hello, dt = DelaunayTri(x,y); figure triplot(dt); hold on t = vertexAttachments(dt,1); triplot...

13 years 前 | 1 个回答 | 0

1

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structure
Hello, I have a structure that has got 20 values : temp_q(j)=struct('ff' ,{temp_Q}); I have something like this >>...

13 years 前 | 2 个回答 | 0

2

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Indirect addressing in structure
Hello, I have structure P that has 20 fileds now if i have to adrress the values indirectly like x = 4 5 ...

13 years 前 | 3 个回答 | 0

3

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Value swapping
Hello, I have a matrix x = 7 8 7 13 1 7 3 7 i want to search all 7 and shift...

13 years 前 | 2 个回答 | 0

2

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Variable
Hello, If i have X=rand(20,1) Y=rand(20,1) then i want to do p1=[x(1) y(1)] p2=[x(2) y(2)] . ....

13 years 前 | 1 个回答 | 0

1

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Display the Vertex and Triangle labels on the plot
Hello, As in 2D data we can label the vertex and triangle through the code : triplot(dt); %Display the Vertex and Tr...

13 years 前 | 1 个回答 | 0

1

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3d triplot
Hello, For 2D triangulation plot we have '_triplot_' , what is the command or how can we get 3D triangulation plot? ...

13 years 前 | 2 个回答 | 0

2

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Area of Triangle
Hello, Is there any function to find the area of any triangle using 3D points in cartesian system, where i have the vert...

13 years 前 | 2 个回答 | 0

2

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Neigborhood
Hello, I have set of n 3d Points P=[p1,...,pn] where, pi=[pix,piy,piz] represent the 3D coordinates of a point ,...

13 years 前 | 1 个回答 | 0

1

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Exponent values
Hello, I have an exponent value ,2710,16113977021 but in matlab i am seeing it as 2.7102e+003 how can i see the a...

13 years 前 | 2 个回答 | 0

2

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Average of terms
Hello, I want to know that if i have row matrix of 1x160 and i want to take average upto certain values of the matrix then...

13 years 前 | 1 个回答 | 0

1

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plotting of points
Hello I have a plot like (1) and some how i want it to be like (2) by applying some algorithm on point values either take som...

13 years 前 | 1 个回答 | 0

1

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Normal on line
Hello, I have some points with a line and i want to draw normal vectors on that points.Like if i plot these points , i want no...

13 years 前 | 1 个回答 | 0

1

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kd tree
Hello, Does any one know how to apply kd tree to 3d point cloud , i have seen and tried to use kdtree but i think that i...

13 years 前 | 0 个回答 | 0

0

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Reverse matrix position
Hello, If i have x = 1 2 3 4 5 6 7 8 9 10 11 12 I wa...

13 years 前 | 2 个回答 | 0

2

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2d image brightness
hello, i have laser scanner that is actually giving me 2 d brightness image, but the brightness image in outdoor envi...

13 years 前 | 0 个回答 | 0

0

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3d point cloud, noise reduction
hello, i have a laser scanner and i have made a 3d point cloud from it , the problem is that when i use the sensor in i...

13 years 前 | 1 个回答 | 0

1

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3d animation using virtual reality
Hello, I am using an IMU package and what i have is the roll,pitch and yaw angles and i want to draw a box with x,y,...

13 years 前 | 1 个回答 | 0

1

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Draw normal to edge detection image
Hello, I have an image that is the resulting image after detecting an edges, now i have to draw normal vector to the ...

13 years 前 | 1 个回答 | 1

1

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3d point cloud and normal vector to the surface
I am using 3d laser scanner , and have x,y and z axis from my sensor these three points which are of 120x160 each, now what i wa...

13 years 前 | 2 个回答 | 0

2

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Matlab 2007 Mex Function
Hello, Actually i am using a laser sensor and, it is working with matlab 2007 but not working with the latest versions of matlab...

13 years 前 | 0 个回答 | 0

0

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Matlab 2007
I am using matlab 2007 whenever my function completes, all the variables are cleared from my work space, i have check i havenot ...

13 years 前 | 2 个回答 | 1

2

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Laser Sensor
Hello, Actually i am using a laser sensor and, it is working with matlab 2007 but not working with the latest versions of ...

13 years 前 | 1 个回答 | 0

1

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Parameter Estimation in Computer Vision
I have a question related to my project How i can do the Detection and parameter estimation of flat surface, pits, holes, circ...

13 years 前 | 1 个回答 | 0

1

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已回答
How to process 2d images into 3d image.
Hello Nikhil, I have 3D Laser camera and i want to interface that camera to matlab and generate 3d point cloud map. I dont h...

13 years 前 | 0

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