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Dr. Murtaza Khan


Graduate of N.E.D University, Pakistan

27 total contributions since 2009

I did Ph.D. from Keio University, Japan in March 2008.

* Book: Image and Video Data Compression using Spline and Quadtree (ISBN: 978-3-8383-2920-8)

*Murtaza Ali Khan, "A new method for video data
compression by quadratic Bézier curve fitting",
Signal, Image and Video Processing, online June 2010.

* Murtaza Khan and Yoshio Ohno, "Compression of Temporal Video Data by Catmull-Rom Spline and Quadratic Bezier Curve Fitting", WSCG 2008 referred Proceeding, Plzen, Czech Republic, Feb. 2008.

* Murtaza Khan and Yoshio Ohno, "A hybrid image compression technique using quadtree decomposition and parametric line fitting for synthetic images", Advances in Computer Science and Engineering, 1 (3), 263-283, Nov. 2007.

* Murtaza Ali Khan and Yoshio Ohno, "Compression of Video Data using Parametric Line and Natural Cubic Spline Block Level Approximation", IEICE Transactions on Information and Systems, Vol.E90-D No.5 pp.844-850, May 2007.
Professional Interests: Spline/Curves,

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Contributions in
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Answered
MATRIX COFACTOR
A = [ 2 4 1 4 3 7 2 1 3 ] detA = det(A) invA = inv(A) cofactorA = transpose(detA*invA)

2 months ago | 1

Answered
How can i resize image stored in imageDatastore
% % Resize images in data store using custom reader function clc, close all, clear all % % Read datastore already provided i...

2 months ago | 0

Answered
Bar plot with bars in different colors
mydata=rand(1,10) color= ['r','g','b','k']; figure, hold on % % if data is more than colors then colors will be repeated m =...

8 months ago | 0

Answered
color individual bar with different colors in bar plot
mydata=rand(1,10) color= ['r','g','b','k']; figure, hold on % % if data is more than colors then colors will be repeated m...

8 months ago | 0

Answered
How to change the color of individual bars in a bar chart?
mydata=rand(1,10) color= ['r','g','b','k']; figure, hold on % % if data is more than colors then colors will be repeated m...

8 months ago | 0

Answered
Error using vision.internal.Kdtree/index Invalid input class.
I got the same error when my features matrix was of size M-by-1 in the custom feature extractor function. I changed it to size 1...

10 months ago | 0

Answered
how to display multiple images and view them one after another in one axes
The attached code may help someone with the same need. It navigates though sequence of loaded images via Next and Previous push ...

1 year ago | 0

Submitted


Compression of motion capture data using quadratic Bezier curve
Coding of MoCap signal using multidimensional quadratic Bezier curve fitting

2 years ago | 2 downloads |

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Compression of MoCap Data using DWT (GUI based)
Compression of Motion Capture Data (ASF/AMC format) using Discrete Wavelet Transform

3 years ago | 3 downloads |

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cubic Bezier least square fitting
Approximation of data using cubic Bezier curve least square fitting

4 years ago | 23 downloads |

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Rainbow Colormap
Rainbow Colormap

4 years ago | 9 downloads |

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N Dimensional Cardinal Spline (Catmull-Rom) Spline Interpolation
N -Dimensional cubic Cardinal spline (Catmull-Rom) Interpolation

7 years ago | 6 downloads |

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Construction of cubic Bezier Patch and Surface
Construction of cubic Bezier Patch and Surface

7 years ago | 16 downloads |

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Quadtree decomposition (Encoding) and Decoding of RGB Image
Quadtree decomposition (Encoding) and Decoding of RGB Image of size M-by-N-by-3.

9 years ago | 1 download |

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Cardinal Spline (Catmull-Rom) Spline
Evaluates and plot 2D Cardinal Spline (Catmull-Rom) Spline.

9 years ago | 6 downloads |

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Euler angles to Quaternion Conversion (for six basic sequence of rotations)
Allowed rotations sequences: xyz, xzy, yxz, yzx, zxy, zyx

10 years ago | 5 downloads |

Submitted


2D Cubic Beizer Curve
Evaluate and plot 2D cubic bezier curve for given four control points.

10 years ago | 8 downloads |

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Merge two sorted vectors into a sorted vector
Merge two sorted vectors 'a' and 'b' into a sorted vector 'c'

10 years ago | 2 downloads |

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Binary Serach of rows of M-by-N Matrix
Binary Search that is based on sum of column values of rows of input M-by-N Matrix

10 years ago | 0 downloads |

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Reshape 1D to 2D with Balance
Reshapes 1D array to 2D array with size of rows and columns of B is balance

10 years ago | 0 downloads |

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Approximation of Circle Using Cubic Bezier Curve
Approximation of unit radius circle with four parametrix bezier curves

10 years ago | 1 download |

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DCM from Euler angles
Computes DCM from Euler angles for six basic sequence of rotations around X(Roll), Y(Pitch), Z(Ya)

10 years ago | 3 downloads |

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Submitted


Approximation of 2-D Data by Natural Cubic Spline
Approximation (Data Fitting) by Natural Cubic Spline.

10 years ago | 6 downloads |

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Binary Search for numeric vector
Search given value in a sorted vector, returns the index of location where the value is found.

10 years ago | 2 downloads |

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Bezier Interpolation in N-Dimension Space
Bezier interpolation for given four control points. Each control point can be in N-Dimensional.

10 years ago | 6 downloads |

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Differential Encoding/Decoding
Basic Differential Encoding/Decoding of input vector of numeric values

10 years ago | 7 downloads |

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Search closest value in a vector
search value in sorted vector and find index and value with respect to vector that is equal or clos

10 years ago | 1 download |

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