Best article on this is http://www.controlledvocabulary.com/blog/embedded-metadata-wont-help-seo.html
Not updated recently but the text makes clear how it could help -
and the many cases for embedded metadata not least the prospect for it to be used increasingly in the future.
Angela
Sent from my iPhone
On 9 Jun 2015, at 12:00, James Morley <[log in to unmask]> wrote:
> I've asked this question on the list before and the answer was a resounding
> 'no' but I'll ask again as it seems pertinent, and things move rapidly ...
>
> Do any search engines, major or specialised, extract and use image metadata
> in indexing and rankings? It strikes me that there could be huge benefits
> to doing this in terms of search accuracy, certainly for object based
> collections. Also, if they did it would encourage people to add metadata
> and also it would encourage sites not to strip it out. Until the spammers
> got stuck in of course, so perhaps another argument for them to pursue
> image analysis/recognition.
>
> Cheers, James
>
> ---
> James Morley
> Work: labs.europeana.eu / [log in to unmask]
> Personal: www.jamesmorley.net / @jamesinealing
> Also: www.whatsthatpicture.com / @PhotosOfThePast
>
>
> On 8 June 2015 at 23:42, Reser, Gregory <[log in to unmask]> wrote:
>
>> Jeffery's Exif Viewer is very good. On Firefox you can add the plugin to
>> your button bar for one-click viewing.
>> http://regex.info/exif.cgi
>>
>> Embedded MetaData Explorer has a nice UI
>> http://embedmydata.com/
>>
>>
>> Greg Reser
>> UC San Diego Library
>> 9500 Gilman Drive, 0175K
>> La Jolla, CA 92093-0175
>>
>> Phone: 858.246.0998
>> Skype: gregreser
>>
>>
>>
>> -----Original Message-----
>> From: Museums Computer Group [mailto:[log in to unmask]] On Behalf Of Ben
>> Rubinstein
>> Sent: Monday, June 08, 2015 2:29 PM
>> To: [log in to unmask]
>> Subject: Re: IPTC / EXIF
>>
>> Hi Mike,
>>
>> The National Portrait Gallery embed half a dozen IPTC fields concerned
>> with title, caption, 'instructions', copyright etc into all the images for
>> their online collection (but not images published through the CMS), on top
>> of whatever data comes from the image production chain.
>>
>> We implemented this six+ years ago, and I don't know whether there's ever
>> been evidence about how useful it is. But (once there's an automated
>> pipeline
>> anyway) I don't think it adds much effort to the process, and I think it
>> comes into the category of why wouldn't you do this? (Obviously, I don't
>> speak for the NPG.)
>>
>> (On a related topic - there's an excellent extension for Firefox, "FxIF",
>> which (in spite of the name) puts the IPTC data of any image a right-click
>> away. On Chrome I've only been able to find extensions which read the EXIF
>> data, nothing that reports IPTC data - does anyone have a recommendation?)
>>
>> Ben
>>
>>
>> On 04/06/2015 10:33, Mike Ellis wrote:
>>> Hi all
>>>
>>> Does anyone bother embedding museumy IPTC / EXIF data into
>>> (collections) images as part of their digitisation workflow?
>>>
>>> If so, why? I'd suspect that a "so that people knew where the image came
>> from"
>>> reason may be one - but in reality do people actually _know_ about
>>> this data in order to get back to the source organisation? Or are
>>> tools like Google "upload an image" search or TinEye actually more used?
>>>
>>> Also - given that there is evidence that almost all social media sites
>>> strip out some or all of this data, is it still worthwhile?
>>> (http://www.controlledvocabulary.com/socialmedia/)
>>>
>>> cheers!
>>>
>>> Mike
>>
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