1. A method of analyzing multi-channel images, the method comprising: receiving a plurality of images through a plurality of channels, respectively; combining selected images among the plurality of images into a single image, wherein at least one selected image having a first size is resized to a second size in the combined image; obtaining information regarding each of the selected images in the combined image; determining, based on the obtained information, an image analysis with respect to: entirety of the combined image by treating the selected images as a single image; or each of the selected images by separating the combined image into the selected images, the separated selected images comprising the at least one selected image having the first size; and performing an image analysis according to a result of the determination.