Changes for April 2010
List of key changes for April 2010 major release of the ome-xml data model.
The new major release of the schema has a new namespace and all version numbers are reset to 1. As a major release, any file that validated correctly using the last major release will probably not validate correctly using this new release. Some files that failed to validate before will now be valid. It is important to update any file readers and writers to understand the changes.
The version number of all schema files is now 1.
This schema uses the new namespace
For the OME schema
and the schema file is located at
Overview of components changed
The following legacy objects have been removed:
This required the removal of references to them from
ome.xsd; the removal
CustomAttributes from OME, Image and Dataset nodes; and the removal of
SemanticTypeDefinitions from the OME Node.
Units were defined for everything in
Follow some examples:
Physical size of a pixel in microns[um] The Z-section this plane is for. [units:none] This is the name of the fluorophore used to produce this channel [plain text string]
ROI now has:
Shape now has:
an abstract marker in an appinfo
TheCadded linked to
all the attributes previously on the dropped
Textelement has been renamed to
a unique key
WellSampleIndexadded for the attribute
Filter now has type ‘Dichroic’.
There is a new
LightPathobject (this provides much more flexibility than
There have been changes and additions made to
The lack of LED attributes was explained in documentation.