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acknowledgements for ansi/nist-itl 1-2011 - NIST Visual Image ...

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ANSI/<strong>NIST</strong>-ITL 1-<strong>2011</strong> - UPDATE 2013 DRAFT VERSIONTable 21: Occlusion typeType Code DescriptionLashes L Eyelashes or reflections of eyelashes (iris only)Head covering H Hair, hat, veil, burka, or other head covering (face only)Specular S Specularity, reflection of lightShadow C Shadow castReflection R Reflection of an objectOther O Any other occlusion, such as eyeglass frames blocking the image8 Record type specificationsAt the beginning of each Section describing a Record Type, there is a record layout table.The Character type is defined in Section 5.5 Character types . Note that when the charactertype U is allowed, the character set encoding specified in Field 1.015 Character encoding /DCS (if present) is used <strong>for</strong> the data; otherwise the default is UTF-8.Cond code (condition code):• M = Mandatory field, subfield or in<strong>for</strong>mation item;• O = Optional field, subfield or in<strong>for</strong>mation item;• M⇑ = Mandatory subfield / in<strong>for</strong>mation item within the optional field / subfield;• O⇑ = Optional subfield / in<strong>for</strong>mation item within the optional field / subfield;• D = Field, subfield or in<strong>for</strong>mation item that's presence is dependent upon certainconditions stated in the textThe 'Character count' does NOT include special in<strong>for</strong>mation separator 45 characters inTraditional encoding.When “*” appears it means that the limit is undefined.When 0 is shown as a valid value (such as “0 < IDC < 99 integer”), a zero shall be enteredas data. This shall not be interpreted as a null (empty) value.For data with leading zeros, (such as “0101”), the encodings (Traditional and NIEMcon<strong>for</strong>mantXML) may handle them differently. The leading zeros shall be included in theTraditional encoding as ASCII characters, but need not be included in XML encoding.However, the leading zero(s) shall be shown when displaying the data in printed <strong>for</strong>mat.The following fields contain data with leading zeros:Field 1.002 Version number / VERTreated as an integer in NIEM-con<strong>for</strong>mant XML encoding and as ASCIIcharacters in Traditional encoding.Field 1.011 Native scanning resolution / NSRTreated as a decimal number in NIEM-con<strong>for</strong>mant XML encoding and as ASCII45[2013a>] added the words 'in<strong>for</strong>mation separator' <strong>for</strong> clarity. [

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