Question

Which filtering technique reduces noise and ignores smaller details in the image?
(a.) Laplacian filter
(b.) Sharpening
(c.) Smoothening
(d.) Sigma Filter

Answer 1

Answer:

Hi,

(c) Smoothening

Hope it is helpful.

Explanation:

Answer 2

Answer:

Sigma Filters, i.e., Option d, is the current answer for this question.

Explanation:

Smoothing is defined as a process that decreases the noise present in the image, while maintaining the coarse structures and ignoring the small details in the image.

This process is commonly used for enhancing the image quality.

Sigma filters are a type of smoothing filters which can decrease the noise within any image.