Images can speak a thousand words. This quote is so true. However, there is a condition to it, images can only speak a thousand words, if someone can see it. That though, is not the case with Google Image search robots, or for that and other image search engine robot.
Optimizing images for SEO involves adding proper metadata and giving the images proper names. So naming images as 1.jpg or 2.jpg will not earn you any points from these blind robots.
According to Matt Cutts, Google Image Search considers the metadata in images, as well as the URL of the image. However, like always he also advices against using black-hat SEO techniques and spamming the URL with too many keywords.
Watch a short video to see how Google considers the URL of an image to include it in organic image search results.
In addition to that also consider using altparameters in images. Search engines like Google consider the alt tag, to understand and get more information about an image.
Are you optimizing your images for search engines? Do let us know. Don’t forget to check the huge archive of webmaster tips to enhance and optimize your website.