Denoising in image processing

Denoising is the process of removing or reducing the noise or artifacts from the image. Denoising makes the image more clear and enables us to see finer details in the image clearly.

1. What are the denoising techniques?
2. What is the meaning of denoising?

What are the denoising techniques?

There are three basic approaches to image denoising – Spatial Filtering, Transform Domain Filtering and Wavelet Thresholding Method.

What is the meaning of denoising?

(transitive) To remove the noise from (a signal, an image, etc.).