Costas Panagiotakis

Last seen: 8일 전 | 2015년부터 활동

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homepage: www.csd.uoc.gr/~cpanag Professional Interests: signal processing, image and video analysis, 3D animation, multimedia and pattern recognition

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Unsupervised Floodwater Depth Estimation
Estimates standing urban floodwater depth by coupling post-event aerial imagery with DTMs

8일 전 | 다운로드 수: 0 |

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ER-SCoR - Recommender System
This code is an implementation of ER-SCoR method an equal ratings impact-based recommender system built upon synthetic coordin...

25일 전 | 다운로드 수: 0 |

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AGRO Optimizer
An Adaptive Gold Rush Optimizer with Dynamic Strategy Selection

5개월 전 | 다운로드 수: 64 |

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Find the numeric mean of the prime numbers in a matrix.
There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

9개월 전

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Alternating sum
Given vector x, calculate the alternating sum y = x(1) - x(2) + x(3) - x(4) + ...

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Distance walked 1D
Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...

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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

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Perfect Square or not
find Given input x is perfect square or not,if yes then output y=1.else y=0

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convert matrix to single column
given any matrix, convert it to single column

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Solve Linear equations
Solve Linear equations Example: x+y=2 and x+2y=3, then x and y equal to 1.

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MATLAB Basic: rounding III
Do rounding towards minus infinity. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 8

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Volume of a box
Given a box with a length a, width b, and height c. Solve the volume of the box.

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Return area of square
Side of square=input=a Area=output=b

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Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

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Rounding off numbers to n decimals
Inspired by a mistake in one of the problems I created, I created this problem where you have to round off a floating point numb...

9개월 전

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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

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Fast Equipartition of 2D Shapes
The goal of this problem is to obtain a segmentation into N equal area segments (regions).

1년 초과 전 | 다운로드 수: 7 |

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2D Shape Equipartition
A segmentation of a region into N equal area segments so that the boundaries between the segments have a minimum length.

거의 2년 전 | 다운로드 수: 4 |

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Flood Segmentation
Unsupervised Color Based Flood Segmentation in UAV imagery

대략 2년 전 | 다운로드 수: 58 |

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Tourist trip design problem with POI categories
We propose awe propose an efficient deterministic method based on Expectation-Maximization (EM)

2년 초과 전 | 다운로드 수: 30 |

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Unconstrained Polygonal Fitting
PSO based Unconstrained Polygonal Fitting of 2D Shapes

2년 초과 전 | 다운로드 수: 14 |

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Tree Detection with Decremental Circle Fitting Algorithm
The proposed Decremental Circle Fitting Algorithm (DCFA) is applied on the tree detection problem.

3년 초과 전 | 다운로드 수: 51 |

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Partial Curve Matching
Coastline Matching via a Graph-based Approach

4년 초과 전 | 다운로드 수: 66 |

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Beat Synchronous Dance Animation
Beat Synchronous Dance Animation based on Analysis of Periodic Motion given the music Tempo.

4년 초과 전 | 다운로드 수: 359 |

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Cell Segmentation - RFOVE method
Region-based Fitting of Overlapping Ellipses and its Application to Cells Segmentation

대략 5년 전 | 다운로드 수: 787 |

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Dual Training Error based Correction Approach (DTEC)
We propose a method to improve the prediction performance of recommender systems via a Dual Training Error based Correction (DT...

대략 5년 전 | 다운로드 수: 20 |

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Attack Detection in Recommender Systems
Unsupervised and supervised methods for the creation and detection of hurriedly created profiles in recommender systems

6년 초과 전 | 다운로드 수: 188 |

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