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**Content Feed**

Submitted

Convolution of periodic sequence using DFT & IDFT.

DFT:Discrete Fourier Transform It computes N equally spaced frequency samples of the DTFT. IDFT:Inverse Discrete Fourier Transfo...

3 years ago | 4 downloads |

Submitted

Power Spectral Density of a sequence x(n)using N-point DFT

The power spectral density (PSD) of the signal describes the power present in the signal as a function of frequency, per unit fr...

3 years ago | 1 download |

Solved

Weighted average

Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

3 years ago

Solved

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:...

3 years ago

Solved

Find the sum of all the numbers of the input vector

Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

3 years ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]

In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

3 years ago

Submitted

Circular-convolution with using cconv(x,y,n)

Circular convolution is the fundamental operation to compute discrete time signals.

3 years ago | 1 download |

Submitted

Circular-convolution using fft(x) and ifft(X)

Circular convolution using properties of Discrete Fourier Transform.

3 years ago | 4 downloads |

Submitted

Circular-convolution without using cconv(x,y,n)

It is used to convolve two Discrete Fourier transform sequences.It is faster for long sequences than linear convolution.

3 years ago | 11 downloads |

Submitted

Auto-correlation of a sequence x without using xcorr(x)

It is the correlation of a signal with a delayed copy of itself as a function of delay.

3 years ago | 3 downloads |

Submitted

Cross-correlation sequences x and y without using xcorr(x,y)

Cross-correlation measures the similarity between x and shifted (lagged) copies of y as a function of the lag.

3 years ago | 7 downloads |

Submitted

Linear Convolution without using conv(A, B)

It is a basic operation to calculate the output for any linear time invariant system given its input and its impulse response.

3 years ago | 2 downloads |