cert(optional)Signifies the degree of certainty or precision associated with a feature.
Value conforms to data.CERTAINTY.
class(optional)Contains one or more URIs which denote classification terms that apply to the entity
bearing this attribute.
One or more values from data.URI, separated by spaces.
copyof(optional)Points to an element of which the current element is a copy.
Value conforms to data.URI.
corresp(optional)Used to point to other elements that correspond to this one in a generic
fashion.
One or more values from data.URI, separated by spaces.
decls(optional)Identifies one or more metadata elements (other than classification terms) within
the
header, which are understood to apply to the element bearing this attribute and its
content.
One or more values from data.URI, separated by spaces.
evidence(optional)Indicates the nature of the evidence supporting the reliability or accuracy of the
intervention or interpretation.
Allowed values are:
"internal" (There is evidence within the document to support the intervention.), "external" (There is evidence outside the document to support the intervention.), "conjecture" (The assertion has been made by the editor, cataloguer, or scholar on the basis of
their expertise.)
follows(optional)points to one or more events in a user-defined collection that are known to be
predecessors of the current element.
One or more values from data.URI, separated by spaces.
hand(optional)Signifies the hand responsible for an action. The value must be the ID of a hand element declared in the header.
Value conforms to data.URI.
label(optional)Captures text to be used to generate a label for the element to which it's attached,
a
"tool tip" or prefatory text, for example. Should not be used to record document
content.
Value is plain text.
n(optional)Provides a number-like designation that indicates an element's position in a sequence
of similar elements. May not contain space characters.
Value conforms to data.WORD.
next(optional)Used to point to the next event(s) in a user-defined collection.
One or more values from data.URI, separated by spaces.
precedes(optional)Points to one or more events in a user-defined collection that are known to be
successors of the current element.
One or more values from data.URI, separated by spaces.
prev(optional)Points to the previous event(s) in a user-defined collection.
One or more values from data.URI, separated by spaces.
resp(optional)Indicates the agent(s) responsible for some aspect of the text's transcription,
editing, or encoding. Its value must point to one or more identifiers declared in
the
document header.
One or more values from data.URI, separated by spaces.
sameas(optional)Points to an element that is the same as the current element but is not a literal
copy
of the current element.
One or more values from data.URI, separated by spaces.
seq(optional)Used to assign a sequence number related to the order in which the encoded features
carrying this attribute are believed to have occurred.
Value is a positive integer.
synch(optional)Points to elements that are synchronous with the current element.
One or more values from data.URI, separated by spaces.
type(optional)Designation which characterizes the element in some sense, using any convenient
classification scheme or typology that employs single-token labels.
One or more values of datatype NMTOKEN, separated by spaces.
unit(optional)Indicates the unit of measurement.
Allowed values are:
"byte" (Byte.), "char" (Character.), "cm" (Centimeter.), "deg" (Degree.), "in" (Inch.), "issue" (Serial issue.), "ft" (Foot.), "m" (Meter.), "mm" (Millimeter.), "page" (Page.), "pc" (Pica.), "pt" (Point.), "px" (Pixel.), "rad" (Radian.), "record" (Record.), "vol" (Serial volume.), "vu" (MEI virtual unit.)
x(optional)Encodes an x coordinate for a feature in an output coordinate system. When it is
necessary to record the placement of a feature in a facsimile image, use the facs
attribute.
Value is a decimal number.
xml:base(optional)Provides a base URI reference with which applications can resolve relative URI
references into absolute URI references.
Value conforms to data.URI.
xml:id(optional)Regularizes the naming of an element and thus facilitates building links between it
and other resources. Each id attribute within a document must have a unique value.
Value is a valid xml:id.
y(optional)Encodes a y coordinate for a feature in an output coordinate system. When it is
necessary to record the placement of a feature in a facsimile image, use the facs
attribute.
Value is a decimal number.