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OTRAS TRANSFORMADAS ESPECTRALES. Transformada Discreta de Fourier (1D) u = 0,1,2,..., N-1 x = 0,1,2,..., N-1 Directa: Inversa:

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Presentation on theme: "OTRAS TRANSFORMADAS ESPECTRALES. Transformada Discreta de Fourier (1D) u = 0,1,2,..., N-1 x = 0,1,2,..., N-1 Directa: Inversa:"— Presentation transcript:

1 OTRAS TRANSFORMADAS ESPECTRALES

2 Transformada Discreta de Fourier (1D) u = 0,1,2,..., N-1 x = 0,1,2,..., N-1 Directa: Inversa:

3 Transformada Discreta de Fourier (1D)

4 Núcleo o Kernel de la Transformada Discreta de Fourier PARTE REAL PARTE IMAGINARIA

5 =

6 =

7 Transformada Walsh (núcleo o kernel):

8 Transformada Walsh (otra definición levemente diferente) Y en general :

9 Transformada Walsh (núcleo o kernel):

10 Transformada Walsh http://www.mandala.co.uk/fwt/plugin/ index.html http://www.mandala.co.uk/fwt/plugin/ index.html http://www.mandala.co.uk/fwt/plugin/ index.html http://www.mandala.co.uk/fwt/plugin/ index.html

11 Transformada Hadamard

12 Transformada Discreta Coseno

13 Transformada Discreta Coseno (kernel)

14 Transformada Hartley http://www.de.ufpe.br/~rjdsc/research/papers/Cintra_- _A_Transformada_Aritmetica_de_Hartley.pdf

15 Transformada Hartley Transformada Hartley (kernel)

16 Transformadas bidimensionales

17 Transformada Discreta de Fourier (2D) Directa: Inversa:

18 Nucleo de la Transformada Walsh-Hadamard (2D)

19 Núcleo de la Transformada Discreta Coseno (2D)


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