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covariance matrix from a random vector?
Given a random vector, Y=[y1,y2,...,yn]; its covariance matrix look like this: <</matlabcentral/answers/uploaded_files/62037/...

etwa 8 Jahre vor | 4 Antworten | 0

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imwrite function for conversion issue?
"If A is a grayscale or RGB color image of data type double or single, then imwrite assumes the dynamic range is [0,1] and autom...

etwa 8 Jahre vor | 1 Antwort | 0

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Best traing performance value?
<</matlabcentral/answers/uploaded_files/61343/untitled.png>> what is the best value for performance. I trained my data and th...

etwa 8 Jahre vor | 1 Antwort | 0

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Mahalanobis distance between two vectors?
I want to calculate distance between two vector using Mahalanobis distance. Suppose, A=[2 3 4 5] and B=[4 5 6 7] How can I ca...

etwa 8 Jahre vor | 1 Antwort | 0

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How can I run two function in parallel?
I want to run two function in parallel for execution time minimization. Is it possible in matlab. I have two function func1 and ...

mehr als 8 Jahre vor | 1 Antwort | 0

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Is there any matlab function for K-means++ with handling missing data?
I have incomplete data. I would like to cluster the data. Data are incomplete, like this: 1 2 3 4 5 6 6 7 8 4 5 6 6 ...

mehr als 8 Jahre vor | 1 Antwort | 0

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How can I calculate normalized histogram from some squared regions of an image?
I have three squared sized regions, which are cropped from a gray scale image. The size of each region is K by K. How can I calc...

mehr als 8 Jahre vor | 1 Antwort | 0

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How can I calculate Euclidean distance from a point to a line in 2D?
I have a point p(x,y) and a line segment l. I have two end points of the line and also have some points between two ends points...

mehr als 8 Jahre vor | 1 Antwort | 0

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Is there any solution to make positive semi-definite covariance matrix?
I have image data. row of the data represents pixel and column represents rgb values. that is, the size of the data is N by 3. H...

mehr als 8 Jahre vor | 1 Antwort | 0

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How can I write matlab program for the following sample region selection from image?
I have a point V. I have created some imaginary rays (r1,r2,r3,.....rn) from that point. How can I select two neighboring region...

mehr als 8 Jahre vor | 1 Antwort | 0

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Loading mat file error
I want to load mat file. But I did not save the mat file. I download a toolbox from internet. However, when I run the using load...

mehr als 8 Jahre vor | 1 Antwort | 0

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How can I calculate directional vector of a line connecting two points?
The two points are pixel position of an image

mehr als 8 Jahre vor | 1 Antwort | 0

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What is the angle of vector conecting two points?
Suppose I have two points P1(x1,y1) and P2(x2,y2). How can I calculate angle of vector connecting the two points?

mehr als 8 Jahre vor | 1 Antwort | 0

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What is diagonal length of an Image and How can I calculate diagonal length of an image?
I want to calculate diagonal length of an Image....

mehr als 8 Jahre vor | 1 Antwort | 0

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How can I interact Matlab GUI with Javascript?
Suppose I have two input e.g., input1 and input2. I will send it from Matlab GUI to Javascript. Javascript process it and send t...

mehr als 8 Jahre vor | 0 Antworten | 0

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What is the wrong with the following code?
address='1217 fayettevelle St., Durham, NC'; SERVER_URL = 'http://maps.google.com'; address = regexprep(address, ' ', '+...

mehr als 8 Jahre vor | 1 Antwort | 0

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How can I configure WAAS using matlab ?
I am using USGLOBALSAT BU-353 S4 GPS receiver. I want to configure WAAS using matlab. How it is possible.

fast 9 Jahre vor | 0 Antworten | 0

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Can I read ephemeris data from GPS receiver?
I want to filter the GPS data. when I use the low cost GPS receiver, it gives erroneous data. therefore I want to apply some fil...

fast 9 Jahre vor | 0 Antworten | 0

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Help me Please.. I want to save a cell array with large data as a mat file, but producing the following error!!
Warning: Variable 'IMGDB' cannot be saved to a MAT-file whose version is older than 7.3. To save this variable, use the -v7.3 s...

fast 9 Jahre vor | 1 Antwort | 0

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How can I detect different oriented object using point features?
I have the following image with point features? <</matlabcentral/answers/uploaded_files/43503/matcher_result2.jpg>> How ca...

fast 9 Jahre vor | 2 Antworten | 0

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Outdoor Scene segmentation>>>> How can I segment the following image to extract tree regions?
<</matlabcentral/answers/uploaded_files/42827/Public-Trees_HERO.jpg>>

fast 9 Jahre vor | 2 Antworten | 0

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I have an outdoor image (Outdoor Scenary), I want to separate or extract specific object like tree from the image. How it is possible ??..Any one advice me please
<</matlabcentral/answers/uploaded_files/42823/Public-Trees_HERO.jpg>>

fast 9 Jahre vor | 0 Antworten | 0

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