Change image title programatically?
Here's how i solved it:

$criteria = craft()-&gt;elements-&gt;getCriteria(ElementType::Asset);
$criteria-&gt;id = $assetId;
$elements = $criteria-&gt;find();
$element[0]-&gt;getContent()-&gt;title = 'New Title';
craft()-&gt;elements-&gt;saveElement($element[0]);