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<p>has just one channel.</p>

<p>In <a href="page.php?w=geographic_information_system">geographic information system</a>s, channels are often referred to as <b>raster bands</b>. Another closely related concept is <b>feature maps</b>, which are used in <a href="page.php?w=convolutional_neural_network">convolutional neural network</a>s.</p>

<p><big>Overview</big></p>
<p>In the digital realm, there can be any number of conventional primary colors making up an image; a channel in this case is extended to be the grayscale image based on any such conventional</p><p>
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