Quote:
Originally Posted by Rekha
Hello Friends,
Can we give keywords to images we posting in blogs?? Will that be useful to improve the site performance?
Thanks,
Rekha
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Hi Rekha,
Here's my short answer.
Yes, you can associate your blog's images with your keywords. The simplest way is to add
alt attribute to your images and making their filenames keyword rich
but not spammy.
And here's my long answer.
Introduction:
Most search engines are text-based. Meaning, they can't really see what the image is, what's its color, or what it looks like. When spiders
(these are the programs they use to crawl and index billions of web pages all throughout the Internet) read web pages and bump into an image, the spider sees it as a blank space. However, search engines are still very much capable of providing us appropriate and accurate images based on our query by using some "clues" within our websites.
Image Seach can provide us significant amount of traffic. That being said, you can use the following tips to optimize your website's images:
Keyword Rich Alt Attribute and Filename HELP a lot
Quote:
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"Provide alt attribute and keyword rich filenames to optimize your images."
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This is probably the most common answer you'll encounter whenever people talks about image optimization -- and it's true and effective if done correctly. By doing this, you're like providing search engines clues about your site's images.
For example, you have a car related website and you have a specific page dedicated for Mazda 3 with a couple of images on it. You may want avoid using these types of alt attribute:
Code:
<img src="/images/car01.png" alt="car01">
because it's too generic and doesn't really give any information about the image
Code:
<img src="/images/mazda3.png" alt="mazda3, mazda 3, mazda 3 cars, mazda three">
because it's SPAMMY
Instead, use these:
Code:
<img src="/images/mazda-3-sp23-sedan-red.png" alt="Red Mazda3 SP23 Sedan">
<img src="/images/white-mazda-3-bk-sp23-hatchback.png" alt="White 2008–2009 model of Mazda 3 BK SP23 Hatchback">
Provide Textual Clues
These are the texts or the content of a web page that surrounds an image. The most common textual clue is an image "caption". By providing an image a caption, search engine can easily determine what the image is.
Appropriate Image Format and Quality = Positive UX + tiny Ranking Bonus
Google announced last April 2010 that they're going to include
site speed as a ranking signal. By properly formatting and and compressing your images
(reducing image depth, saving it to an appropriate format, etc.) can save a decent amount of bytes of data, making your site loads faster and improve the
user experience on your site.
Sharing is FUN -- and beneficial
We are now living on a different age wherein
sharing is a powerful, influential, and beneficial tool for online businesses. This can be done through social media websites. Nowadays, there a lot of them. We have Facebook and Twitter leading the way. We can use them to reach and interact with our audience.
And to some extent,
photo sharing websites can be classified as one of social media sites. The most popular probably would be
Flickr and
Picasa. By sharing your photos on these websites, aside from the traffic it can provide you, it can also be a valuable source of backlinks that might help your image rank on Image Search.
Hope this helps. Cheers!