| Name | Type | Use | Default | Fixed | annotation |
| id | ID | optional | | | |
| updatable | boolean | optional | | | | documentation | | Specifies if the value of a data component can be updated externally (i.e. is variable) |
|
| optional | boolean | optional | false | | | documentation | | Specifies that data for this component can be omitted in the datastream |
|
| definition | anyURI | optional | | | | documentation | | Reference to semantic information defining the precise nature of the component |
|
| referenceFrame | anyURI | optional | | | | documentation | | Frame of reference (usually spatial) with respect to which the coordinates of this matrix are expressed |
|
| localFrame | anyURI | optional | | | | documentation | | Frame of reference whose origin is located by the transformation defined by this matrix |
|