Category Archives: Problems

Proposed Architecture

Posted on March 20, 2011 by Jonny

(Note that this is proposed before we have completed the research on linked data – so this is subject to change) This first thing to notice is that there are many eTags servers in existence – the “official” one existing … Continue reading →

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Semantic Web

Posted on March 13, 2011 by Jonny

The semantic web enables software to understand data on the web (http://www.w3.org/2001/sw/SW-FAQ). This week I have been looking into ways that semantic data can be added to the application in a standards compliant way. The first port of call is … Continue reading →

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Scaling images

Posted on March 11, 2011 by Jonny

The same image can be posted a number of times at different sizes, for example: To deal with this we will simply store the tag position in the database relative to the full sized image, and scale the tags on … Continue reading →

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What if the image is changed after being tagged?

Posted on February 23, 2011 by Jonny

A problem which facebook doesn’t need to deal with which we will is changing photos after they have been tagged. This is because on facebook once a photo is uploaded it can not be changed. If a user wants to … Continue reading →

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Who is allowed to tag?

Posted on February 23, 2011 by Jonny

One question which was raised was who has permission to add/remove tags on each site. Facebook allows anyone to tag people they know in any photo they have permission to view. If we followed this it may cause problems for … Continue reading →

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