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

ANSI/NIST-ITL 1-2011 - UPDATE 2013 DRAFT VERSIONoooThe second information item (speaker plurality code / SPC) is optional andindicates plurality of speakers represented on voice recording:M = multiple speakersS = single speaker.The third information item (speaker nationality codes / SNC) is optional andlists the nationalities of the speaker or speakers on the voice recording, ifknown. All three formats specified in ISO-3166-1 are allowed (Alpha2, Alpha3and Numeric). A country code is either 2 or 3 characters long. Note that if Field1.018 Geographic name set / GNS is present, the entry in this information itemis from GENC. Up to 30 codes may be entered in the list.The fourth information item (comment / COM) is optional and allowscomments of up to 4000 Unicode characters in length describing methods bywhich the plurality and nationality of the speakers was determined, along withany supporting text.8.11.7 Field 11.007: Audio recording device / ARECThis field is optional and shall indicate information about the recording equipment thatcreated the voice recording contained in or pointed to by this record. There may be nomore than one occurrence of this field.As recordings or data files may be transcoded from previously recorded or broadcastcontent, this equipment may or may not be the equipment used to record the originalacoustic vocalization of the person to whom the Type-11 record pertains.oThe first information item (recording device descriptive text / RDD) is anoptional text field of up to 4000 characters describing the recording device thatcreated the voice recording. An example would be “Home telephone answeringdevice”.o The second, third and fourth information items (recording device make /MAK, recording device model / MOD, recording device serialnumber/SER) are optional items of up to 50 characters each and shall containthe make, model and serial number, respectively, for the recording device. Theremay be no more than one entry for this item. See Section 7.7.1.2 for details.8.11.8 Field 11.008: Acquisition source / AQSThis mandatory field shall specify and describe the acquisition source.ooThe first information item, acquisition source code / AQC, is mandatoryand it shall be a numeric entry selected from the “attribute code’ column ofTable 101 Acquisition source.The second information item is mandatory if the original acquisitionsource is analog, and the data is stored in digital format. It is a text field,analog to digital conversion description / A2D, that describes the analogto digital equipment used to transform the source. This field should be244