How to calculate intensity value of a single pixel in an image ?

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Muhammad Usman
Muhammad Usman am 25 Jan. 2016
Kommentiert: Walter Roberson am 9 Nov. 2019
i'm doing project and need to calculate intensity value of a specific pixel in an image. I am using the following code. Is it right? plz help us..
rgbImage = imread('car.jpg');
grayImage = rgb2gray(rgbImage);
impixel(grayImage)

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Walter Roberson
Walter Roberson am 25 Jan. 2016
Intensity_at_location = grayImage(RowIndex, ColumnIndex)

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solanki pattanayak
solanki pattanayak am 7 Nov. 2019
Intensity_at_location = grayImage(RowIndex, ColumnIndex)

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