Submitted


Automated vehicle identification using bridge vibrations
Vehicle-induced vibrations of a suspension bridge are used to automatically identify the mass, speed and arrival time of the veh...

1 year ago | 2 downloads |

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Met-ocean data extraction with NORA3
Hourly 2D wave spectra and instantaneous wave field from WINDSURFER/NORA3 (3 km grid) database are extracted using the OPeNDAP f...

1 year ago | 3 downloads |

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Ogive function for turbulent flux characterization
A simple example of the computation and fitting of the ogive function for atmospheric turbulence

1 year ago | 3 downloads |

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A note on the calculation of the length scales of turbulence
Matlab functions to compute some of the turbulence length scales in the atmospheric boundary layer

1 year ago | 8 downloads |

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DaisyWorld with greenhouse effect
Matlab implementation of Daisyworld with greenhouse effects using Euler's method

2 years ago | 2 downloads |

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Fitting the co-coherence of turbulence
A set of Matlab functions to fit the co-coherence of turbulence with empirical models.

2 years ago | 2 downloads |

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Stationarity test
The stationarity of a time series is evaluated by using the reverse arrangement test or moving-window functions

2 years ago | 9 downloads |

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Wind field simulation (text-based input)
Simulation of spatially correlated wind velocity time-histories

2 years ago | 15 downloads |

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Buffeting response of a suspension bridge (frequency domain)
The dynamic response of a suspension bridge to wind turbulence is computed in the frequency domain.

2 years ago | 11 downloads |

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pcolor in polar coordinates
polarPcolor draws a pseudocolor plot in polar coordinates with a polar grid.

2 years ago | 63 downloads |

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eigen-value calculation of continuous beams
Compute the eigenfrequencies and mode shapes of a continuous beam with different boundary conditions

2 years ago | 13 downloads |

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Friction velocity estimation from the Reynold stress tensor
The friction velocity is computed from sonic anemometer data without the need to correct tilt angle errors

2 years ago | 5 downloads |

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Sonic anemometer tilt correction algorithm
The 3 wind components are retrieved from a tilted anemometer using 3 different algorithms

2 years ago | 1 download |

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Mathematical modelling of an outbreak of zombie infection
How long will humanity survive to zombiism ?

2 years ago | 2 downloads |

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Averaging noisy data into bins
The function binAveraging smoothes noisy power spectral density estimates or simply average scattered data into bins

2 years ago | 4 downloads |

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Mode shapes extraction by time domain decomposition (TDD)
The modal parameters of a line-like structure are estimated in the time domain using displacement records only.

2 years ago | 17 downloads |

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Converting acceleration to displacements records
The Discrete Fourier transform is compared to the double integration technique when transforming acceleration to displacement re...

2 years ago | 12 downloads |

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Damping ratio estimation from ambient vibrations (SDOF)
The modal damping ratio of a Single-Degree-of-Freedom (SDOF) System is estimated using ambient vibrations data

2 years ago | 30 downloads |

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Earthquake simulation and fitting
Ground acceleration records are simulated using the non-stationnary Kanai–Tajimi model

2 years ago | 20 downloads |

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Generalized SEIR Epidemic Model (fitting and computation)
Numerical implementation of an extended SEIR model with time-dependent death and recovery rates

2 years ago | 26 downloads |

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Operational modal analysis with automated SSI-COV algorithm
The modal parameters of a line-like structure are automatically identified using an SSI-COV algorithm applied to ambient vibrati...

2 years ago | 46 downloads |

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Numerical implementation of the uniform shear model
Numerical implementation of the uniform-shear model by Mann (1994)

2 years ago | 2 downloads |

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Wind rose as a scatter plot
Plot a wind rose as a scatter plot

2 years ago | 12 downloads |

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Evolutionary Power Spectral Density (EPSD)
Compute the Evolutionary Power Spectral Density (EPSD) as an alternative to the spectrogram

2 years ago | 5 downloads |

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Solved


Side of an equilateral triangle
If an equilateral triangle has area A, then what is the length of each of its sides, x? <<https://i.imgur.com/jlZDHhq.png>> ...

3 years ago

Solved


Side of a rhombus
If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<https://imgur.com/x6hT6mm.png>> ...

3 years ago

Solved


Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

3 years ago

Solved


Given a 4x4 matrix, swap the two middle columns
If a = [1 2 3 4; 1 2 3 4; 1 2 3 4; 1 2 3 4]; then the result is ans = 1 3 2 4 1 3 2...

3 years ago

Solved


Interpolator
You have a two vectors, a and b. They are monotonic and the same length. Given a value, va, where va is between a(1) and a(end...

3 years ago

Solved


matrix zigzag
Unfold a 2-D matrix to a 1-D array in zig-zag order, e.g., for matrix [ 1 2 3 ; 4 5 6 ; 7 8 9 ] the resulting 1-...

3 years ago

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