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v2.1 Changes
Joachim Bauer edited this page Jun 16, 2016
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- Page and BlockType element HEIGHT, WIDTH, HPOS, VPOS attribute types changed to xsd:float from xsd:int.
- CircleType HPOS, VPOS and RADIUS attribute type definitions added as xsd:float and made mandatory. Element annotation clarified.
- EllipseType HPOS,VPOS,HLENGTH and VLENGTH attribute type definitions added as xsd:float and made mandatory. Element annotation clarified.
- MeasurementUnit defined as mandatory and element annotation clarified.
- HYP element's CONTENT attribute type definition added as xsd:string.
- CS attribute added to String and Block.
- LANG attribute added to String, TextLine and TextBlock. "language" attribute in TextBlock deprecated.
- Tags (LayoutTag / StructureTag / RoleTag / NamedEntityTag / OtherTag) added to allow for tagging content.
- TAGREFS attribute added to BlockTypes, TextLine and String.
- HEIGHT attribute added to HYP and SP elements.
Full documentation of all detailed changes can be found here: ALTO changes 2.1
[Tag usage examples] (http://altoxml.github.io/documentation/use-cases/tags/ALTO_tags_usecases.html)