How Google search with an image?

These days we don’t have any limit in searching data in websites but how about the Images?

Now we can even search the images in image format easily by the link of the image or by uploading the image.

You may wonder how image search works, how the images are stored?

Image search is that the technology which is based on detecting information in the image itself. Image search engine works same as other search engines. In image the meta data is indexed and stored in a large database & when ever any search query the image search engine looks the indexed meta data and looks for the matched content in the stored information. The image search engine results depends on many relevance and the ranking algorithm.

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