Averaging the Frequency of Each Pixel with Surrounding Pixel Values

question 15

Multiple Choice

Averaging the frequency of each pixel with surrounding pixel values to remove high-frequency noise is called

• A) high-pass filtering.
• B) low-pass filtering.
• C) edge enhancement.
• D) noise enhancement.

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Definitions:

Zinc-65

A radioactive isotope of zinc with a half-life of 244 days, often used as a tracer in studies of zinc metabolism.

Protons

Positively charged subatomic particles found in the nucleus of an atom, contributing to the atom's mass and defining the element.

Zinc

A chemical element with the symbol Zn and atomic number 30; it is a slightly brittle metal at room temperature and has a variety of uses, from galvanization to dietary supplements.

Isotope

An isotope is a variant of a particular chemical element, which differs in neutron number, while retaining the same number of protons.