Customer Support: 131 242

  • There are no items in your cart
We noticed you’re not on the correct regional site. Switch to our AMERICAS site for the best experience.
Dismiss alert

ANSI INCITS 439 : 2008

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

INFORMATION TECHNOLOGY - FUSION INFORMATION FORMAT FOR DATA INTERCHANGE
Available format(s)

Hardcopy , PDF

Withdrawn date

23-07-2013

Language(s)

English

Published date

01-01-2008

Foreword
Introduction
Document Overview (Informative)
1 Scope
2 Conformance
3 Normative references
4 Terms and definitions
   4.1 biometric sample (sample) (harmonized)
   4.2 cumulative distribution function (CDF)
   4.3 genuine score
   4.4 impostor score
   4.5 location parameter
   4.6 probability density function (PDF)
   4.7 scale parameter
   4.8 similarity score
5 Abbreviations
6 Fusion Information Format (FIF)
   6.1 Overview
   6.2 Byte ordering
   6.3 Numeric values
   6.4 External CBEFF structure
   6.5 Fusion header block
        6.5.1 General
        6.5.2 Format identifier
        6.5.3 Version number
        6.5.4 Record length
        6.5.5 Biometric type
        6.5.6 Comparison subsystem Product ID
        6.5.7 Dataset ID
        6.5.8 Score sense
        6.5.9 Number of type instances
7 Common elements
   7.1 General
   7.2 Parameter kind
   7.3 Parameter origin
   7.4 Distributions present
   7.5 Pre-normalization flag
8 Type 1 record
   8.1 Purpose
   8.2 Format
        8.2.1 Supporting datatype - Subtype A
        8.2.2 Definition
        8.2.3 Type
        8.2.4 Distributions present
        8.2.5 Impostor distribution location
        8.2.6 Impostor distribution scale
        8.2.7 Genuine distribution location
        8.2.8 Genuine distribution scale
   8.3 Use case (Informative)
9 Type 2 record
   9.1 Purpose
   9.2 Format
        9.2.1 Supporting datatype - Subtype B
        9.2.2 Definition
        9.2.3 Type
        9.2.4 Distributions present
        9.2.5 Impostor distribution
        9.2.6 Genuine distribution
   9.3 Use case (Informative)
10 Type 3 record
   10.1 Purpose
   10.2 Format
        10.2.1 Supporting datatype - Subtype C
        10.2.2 Definition
        10.2.3 Type
        10.2.4 Distributions present
        10.2.5 Impostor distribution
        10.2.6 Genuine distribution
11 Type 4 record
   11.1 Purpose
   11.2 Format
        11.2.1 Supporting datatype - Subtype D
        11.2.2 Definition
        11.2.3 Type
        11.2.4 Distributions present
        11.2.5 Impostor distribution
        11.2.6 Genuine distribution
12 References
Annex A - Example Cumulative Distribution Functions (informative)
Annex B - Use of pre-normalized data (informative)
Annex C - Source for evaluation of spline [SPLINE] (informative)
Annex D - Source code for Hermite spline interpolant [HERMITE]
          (informative)

Biometric Fusion Information Format establishes machine readable data formats to describe the statistics of similarity score inputs to a fusion process.

Committee
M1.3
DocumentType
Standard
Pages
43
PublisherName
Information Technology Industry Council
Status
Withdrawn

IEEE 754-2008 REDLINE IEEE Standard for Floating-Point Arithmetic

View more information
$49.10
Including GST where applicable

Access your standards online with a subscription

Features

  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.

Need help?
Call us on 131 242, then click here to start a Screen Sharing session
so we can help right away! Learn more