A-61408 September 1995 Glossary-1
Glossary
Batch A group of documents to be scanned together or to be grouped
together in a series, such as a chapter within a book, or pages
within a chapter.
Calibration A process used during scanner preparation. The process is
performed in order to allow the scanner to check and/or adjust the
illumination level.
Error Recovery A process or procedure used to recover from equipment
malfunctions or document jams. Messages are displayed to assist
the operator in identifying and recovering from an error.
Image Address An Image Address (IA) is a numeric sequence of numbers which
may consist of as many as four separate fields. The Image
Address is used to identify each individual document image.
Image Address Field An Image Address Field is a subset of the Image Address. Each
field may consist of up to 9 characters. Each field corresponds to
a Level (1, 2 or 3) or a fixed value, such as the date.
Image Header A file which is created by the scanner as documents are
processed. This file contains information about the document
scanned, such as the Image Address, Image Level, size of the
document, etc.
Image Levels An Image Level is assigned to each document image, indicating
its relative position in the group of documents scanned. For
example, if you were to scan a book, Level 3 might be assigned to
the book cover, Level 2 might be assigned to each chapter cover,
and Level 1 might be assigned to each page within a chapter.
Matte A type of paper which has a dull finish (i.e., not glossy or shiny).
Mode A predefined scanner setup used to define elements unique to
each application, such as the Image Address format, accessories,
etc.
Patch A patch is a preprinted code on a document that is sensed by the
patch reader (optional accessory) and used to automatically
change the level of the document on which the code appears or
the next document, depending upon the type of patch used. Three
patch code types are used: 3-Patch, 2-Patch, and T-Patch or
“Transfer” patch.
Orientation Refers to the direction in which documents are fed into the
scanner.
SCSI Small Computer System Interface. SCSI is a type of interface
designed to connect peripherals to a host computer system.