Finding n largest coefficient to local energy ratio

1 visualización (últimos 30 días)
NC
NC el 10 de Jun. de 2018
Comentada: John D'Errico el 10 de Jun. de 2018
I want to the n largest coefficient to local energy ratio. These coefficients are gained by applying PCA to an image and I have decided to take 5 largest coefficients. But what is the meaning of energy of an image? How to calculate it in Matlab using the equation shown in the attached image?
  1 comentario
John D'Errico
John D'Errico el 10 de Jun. de 2018
Please don't post the same question multiple times, just to add some information to the first one.

Iniciar sesión para comentar.

Iniciar sesión para responder a esta pregunta.

Respuestas (0)

Categorías

Más información sobre Dimensionality Reduction and Feature Extraction en Help Center y File Exchange.

Etiquetas

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by