Section 9: Glossary

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A

ACCOLEDS
A COPPUL Consortium of Library Electronic Data Services. (See Section 4)
ACMLA
Association of Canadian Map Libraries and Archives. (See Section 4)
Administrative data
Data collected for the purpose of carrying out various non-statistical programs such as registering births and deaths or administering taxation. (See Section 5)
Aggregate data
Consist of statistics that are organized into a data structure and stored in a database or in a data file. The data structure is based on tabulations organized by time, geography, or social content. (See Section 5)
Alternates
Identified by the DLI Contact to assist them in their DLI role at the institution. (See Section 3)
APDU (USA)
Association of Public Data Users. (See Section 4)
ArcGIS
Geospatial software (See Section 6)
ArcInfo
Geospatial software (See Section 6)
Association of Canadian Map Libraries and Archives
ACMLA. (See Section 4)
Association of Public Data Users
APDU (USA). (See Section 4)

B

BCI
Association of Québec universities. BCI or CREPUQ is sometimes used as a shorthand to refer to their Statistical and Geographic Data website that distributes DLI products. (See Section 4)
Beyond 20/20
Free windows based software that allows the user to manipulate a pivot table to create and reshape a data file. (See Section 6)
Beyond 20/20 WDS
Beyond 20/20 Web Data Server – a web based multidimensional table viewer available through the DLI. (See Sections 5 and Sections 7)
Boundary Files
See CBF and DBF
Bureau de Coopération Interuniversitaire
See BCI

C

CA
Census Agglomeration – geographical unit. (See Illustrated Glossary)
Canadian Association of Public Data Users
CAPDU (See Section 4)
Canadian Association of Research Libraries
See CARL
Canadian Century Research Infrastructure
See CCRI
Canadian Institute of Health Information
See CIHI
Canadian Research Data Centre Network
CRDCN - A national initiative supported by Statistics Canada, SSHRC, CIHR and CFI.
Canadian Socio-economic Information Management System
See CANSIM (See Section 7)
CANSIM
Canadian Socio-economic Information Management System - Statistics Canada's key socio-economic database. (See Section 7)
CAPDU
Canadian Association of Public Data Users (See Section 4)
CARL
Canadian Association of Research Libraries – DLI membership fees vary based on CARL membership. (See Section 2)
Cartographic Boundary Files
See CBF
CBF
Boundary files modified to follow the coastlines and shorelines on the perimeter of Canada's land mass, including major islands. (See Section 6)
CCRI
Canadian Century Research Infrastructure – pan-Canadian databases centered on data from the Canadian census from 1911 to 1951. (See Section 7)
Census Agglomeration
CA – geographical unit. (See Illustrated Glossary)
Census dictionary
Reference material from Statistics Canada used to understand census terminology. (See Section 6)
Census Metropolitan Area
CMA – geographical unit. (See Illustrated Glossary)
Census Subdivision
CSD – geographical unit. (See Illustrated Glossary)
Census Tract
CT – geographical unit. (See Illustrated Glossary)
CESSDA
Council of European Social Science Data Archives. (See Section 4)
CHASS
Computing in the Humanities and Social Sciences – a computing facility within the Faculty of Arts & Science, University of Toronto. (See Section 7)
CIHI
Canadian Institute of Health Information – they have shared access to sample files from the Discharge Abstract Database (DAD) with the DLI Community. (See Section 1)
CMA
Census Metropolitan Area – geographical unit. (See Illustrated Glossary)
CODATA
Committee on Data for Science and Technology – interdisciplinary Scientific Committee of the International Council for Science (ICSU). (See Section 4).
Codebooks
Generic term often used to describe the user's guide, record layout and data dictionary, or combinations of these documents. (See Section 5)
Command files
Defines the microdata file by providing the name of the dataset, the variable locations (column locations and widths), variable names, variable labels, value labels and missing value locations. (See Section 5)
Committee on Data for Science and Technology
See CODATA
Computing in the Humanities and Social Sciences
See CHASS
Continuum of access
Dissemination model used by Statistics Canada that helps users identify the various levels of data access at Statistics Canada, of which the DLI is one avenue. (See Section 1)
COPPUL
Council of Prairie and Pacific University Libraries. (See ACCOLEDS)
Council of European Social Science Data Archives
CESSDA. (See Section 4)
Council of Prairie and Pacific University Libraries
COPPUL. (See ACCOLEDS)
Create files
See Command files
CREPUQ
See Bureau de Coopération Interuniversitaire
Cross Tabulations
Table in which two variables are compared. Also known as 'cross tab'. (See Section 5)
CSD
Census Subdivision – geographical unit. (See Illustrated Glossary)
CT
Census Tract – geographical unit. (See Illustrated Glossary)
Customized tabulations
Tables from confidential files that are specially processed by Statistics Canada for a fee. Also known as 'custom tabs'. (See Section 1).
CV tables
Co-efficients of variation tables - used to assess the quality of data. (See Section 5)

D

DA
Dissemination Area – geographical unit. (See Illustrated Glossary)
DAD
Discharge Abstract Database – consists of research analytic files on patient discharges from hospital, including codes for treatments and diagnostics, from the Canadian Institute for Health Information (CIHI). (See Section 1)
Data
Collection of data objects stored together in electronic form, according to one schema, and accessible by computer. (See Section 5)
Data dictionaries
Used to find general information about the variables in a survey, the codes for variables, missing value assignments, and frequency counts. (See Section 5)
Data Documentation Initiative
See DDI
Data Interest Group for Reference Services
See DIGRS
Data Liberation Initiative
See DLI
DBF
Digital Boundary Files – portray the official boundaries used for Census. Often extends as straight lines into bodies of water. (See Section 6)
DDI
Data Documentation Initiative – international initiative seeking to standardize the technical documentation (metadata) that describes social science data files. (See Section 7)
Digital boundary files
See DBF
DIGRS
Data Interest Group for Reference Services. (See Section 4)
Discharge Abstract Database
See DAD
Dissemination area
DA – geographical unit. (See Illustrated Glossary)
DLI
Data Liberation Initiative - Partnership between Statistics Canada and Canadian post-secondary academic institutions to promote and facilitate the availability of Statistics Canada and other Canadian data for educational and academic research purposes. (See Section 1)
DLI Alternates
Identified by the DLI Contact to assist them in their DLI role at the institution. (See Section 3)
DLI Bootcamp
See Regional training sessions and National training sessions
DLI Contacts
The primary point of contact between the end-users and the DLI program. (See Section 3)
DLI licence
The formal agreement between Statistics Canada (Data Liberation Initiative program) and participating post-secondary institutions. (See Section 2)
DLI Training Repository
The DLI Training Repository contains training sessions and workshop presentations from DLI, and other national and international conferences over the years. (See Section 4)
DLI Unit
Statistics Canada Unit responsible for administering the DLI partnership. (See Section 2)
DLI Update
Newsletter informing the DLI Community about one another, ongoing projects and providing useful tips to help with DLI activities. (See Section 4)
dlilist
The DLI listserv. The primary communication tool for the DLI community. (See Section 4)
Dummy files
Also known as synthetic files. Created by the author divisions through reproducing the master file and distorting the data. Synthetic files do not contain actual data and can never be used for analysis. (See Section 5)

E

EAC
External Advisory Committee - Primary role is to advise the DLI on matters pertaining to planning, promotion and implementation of DLI initiatives. (See Section 1)
EFT
The Statistics Canada's Electronic File Transfer site where DLI data can be accessed via FTP. (See Section 7)
Electronic File Transfer
See EFT
External Advisory Committee
See EAC

F

Frequency files
Contains a list of the frequencies for the responses in the dataset, that is, the number of respondents who responded to each of the possible answers for a question. (See Section 5)
FSA
Forward Sortation Area – geographical unit. (See Census Dictionary)
FTP
File Transfer Protocol – a way to download files.

G

Geographic information systems
GIS. (See Section 6)
Geospatial data
Defines a geographic area and its dimensions. These are in the form of points, lines, polygons or pixels. (See Section 6)
GeoSuite
Product used to retrieve population and dwelling counts data for all standard geographic areas, explore the links between geographic areas/geographic units, and obtain information on those geographic areas. (See Section 6)
GIS
Geographic Information System. (See Section 6)

I

IASSIST
International Association for Social Science Information Services and Technology. (See Section 4)
ICPSR
Inter-University Consortium for Political and Social Research - provides access to a vast archive of social science data for research and instruction, and offers training in quantitative methods to facilitate effective data use. (USA). (See Section 4)
IFDO
International Federation of Data Organizations - an international data organization. (See Section 4)
Illustrated glossary (census)
Available here. Consists of illustrated definitions of Statistics Canada geographic units.
Inter-University Consortium for Political and Social Research
See ICPSR
International Association for Social Science Information Services and Technology
See IASSIST. (See Section 4)
International Federation of Data Organizations
IFDO – an international data organization. (See Section 4)
Interviewer instructions
Gives an indication of the instructions provided to the survey interviewers to ensure consistency across interviewers in the data collection. (See Section 5)

M

MapInfo
Proprietary software capable of working with geospatial data. (See Section 6)
Master files
"Pure" data sets created by the author division. All variables and cases are available for analysis in the master file. The master file is not available to all users. (See Section 5)
Maxline
A DOS-based program that reports on line lengths, line feeds, total characters and problem characters in any ASCII file. (See Section 8)
Member institutions
Post-secondary institutions subscribing to the DLI. (See Section 2)
Metadata
Documentation that accompanies and assists users in the interpretation of various data and geographic files. (See Section 5)
Methodology (Survey)
Explains a survey's sample selection, sample size, data sources, disclosure control, etc. (See Section 5)
Microdata
Consist of the data directly observed or collected from a specific unit of observation. (See Section 5)
Microdata Release Committee
See MRC
Mirror site (DLI)
Reproduction of the DLI EFT site - hosted at the University of Alberta. (See Section 7)
MRC
Microdata Release Committee - Statistics Canada's confidentiality control mechanism for the release of microdata files. (See Section 5)

N

NAICS
North American Industry Classification – statistical classification which defines industries. (See Section 5)
National Occupation Classification
See NOC
National training sessions
Held every four years, it permits the DLI Community to come together and learn about data services, and assists post-secondary educational institution users with accessing and using DLI data. (See Section 4)
NESSTAR
Provider of data publishing and analysis solutions. (See Section 7)
NOC
National Occupational Classification - statistical classification which defines occupational groups. (See Section 5)
North American Industry Classification
See NAICS (See Section 5)

O

OCUL Data Community
Ontario Council of University Libraries Data Community. (See Section 4)
ODESI
Ontario Data Documentation, Extraction Service and Infrastructure – digital repository for social science data, including DLI data as well as a range of public opinion polls created by the Ontario Council of University Libraries (OCUL). Available to authorized users from Ontario universities, but metadata is openly available to the world. (See Section 7)
Ontario Council of University Libraries Data Community
OCUL Data Community. (See Section 4)
Ontario Data Documentation, Extraction Service and Infrastructure
See ODESI (See Section 7)
Open License Agreement
Statistics Canada's Open Licence Agreement applies to standard and custom data products in the DLI collection, but not to PUMFs, Postal Code files, the DAD files, or SPSD/M. (See Section 2)

P

PCCF
Postal CodeOM Conversion File – digital file that provides a correspondence between the six-character postal code and geographical areas for which census data and other statistics are produced. (See Section 6)
PD
DLI Professional Development Committee – reports to the EAC and is tasked with planning and developing a training curriculum for regional workshops. (See Section 1)
Portage
National library-based research data management network launched by CARL. (See Section 3)
Postal CodeOM Conversion File
See PCCF (See Section 6)
Professional Development Committee
See PD
Public use microdata file
See PUMF
PUMF
Public use microdata file - A master file that has undergone modification to minimize the possibility of disclosing a respondent's identity. (See Section 5)

Q

Quantum GIS
Open source software capable of working with geospatial data. (See Section 6)
Questionnaires
Layout of questions posed to the survey respondent. (See Section 5)

R

R
Open source statistical analysis software. (See Section 6).
RDC
Research Data Centres - provide researchers with access, in a secure university setting, to microdata from Statistics Canada's population and household surveys. (See Section 7)
RDM
Research Data Management – an emergent trend where some DLI Contacts provide support and training to researchers that need to manage and store their data. (See Section 3)
Readme files
A quick reference guide on the DLI EFT site that provides a breakdown of the contents of a folder. (See Section 7)
Real Time Remote Access
See RTRA
Record layout
Provides the names of the variables and their column position in the microdata file. (See Section 5)
Reference maps
Show the location of geographic areas for which census data are tabulated and disseminated. Reference maps display the boundaries, names and codes of standard geographic areas, as well as major cultural and physical features such as roads, railroads, coastlines, rivers and lakes. (See Section 6)
Regional Training Coordinators
See RTC.
Regional training sessions
Held in four regions across Canada, the purpose of the training is to prepare data services staff to assist post-secondary educational institution users with accessing and using DLI data. (See Section 4)
Research Data Centre
See RDC
Research data management
See RDM
RNF
Road Network Files – provide national coverage of roads, province/territory boundaries, and other visible features such as hydrography, as well as attribute information (for example, street names and address ranges for streets with assigned addresses). (See Section 6)
Road Network Files
See RNF
Roper Center for Public Opinion Research
Archive of social science data specializing in public opinion surveys. (See Section 4).
RTCs
Regional Training Co-Ordinator – persons selected to represent their regions in identifying training priorities and carrying out DLI Training. (See Section 1)
RTRA
Real Time Remote Access (RTRA) system - An on-line remote access facility allowing subscribed users to run SAS programs, in real-time, against micro-data sets located in a central and secure location. (See Section 7)

S

SAS
Statistical Analysis System – statistical analysis software. (See Section 6)
SDA
Survey Documentation & Analysis - set of programs for the documentation and web based analysis of survey data. (See Section 7)
SGC
Standard Geographical Classification – statistical classification which defines standard names and codes for the geography of Canada. (See Section 5)
Share files
Confidential files in which the participants in the survey have signed a consent which changes how Statistics Canada grants access to specific government departments. (See Section 5)
SMD
Subject Matter Divisions – division from Statistics Canada who are in charge of specific subjects or surveys. (Mentioned in Section 2)
SOC
Standard Occupational Classification - statistical classification which defines occupational groups. (See Section 5)
Social Policy Simulation Database and Model
See SPSD/M
SPSD/M
Social Policy Simulation Database and Model – product available in the DLI collection and subject to a License agreement (Appendix 4 of the DLI Licence Agreement). (See Section 7)
SPSS
Statistical Package for the Social Sciences – statistical analysis software. (See Section 5)
Standard classifications
Used by Statistics Canada to facilitate the use of common characteristics or variables across surveys and administrative databases. (See Section 5)
Standard Geographical Classification
See SGC
Standard Occupational Classification
See SOC
Stat Transfer
Program that allows conversion from one statistical analysis software to another. (See Section 6)
Statistical Package for the Social Sciences
SPSS – statistical analysis software. (See Section 5)
STATA
Statistical analysis software. (See Section 6).
StatCan
Statistics Canada
Statistical Analysis System
SAS – statistical analysis software. (See Section 6)
Statistical analysis software
Can take data from almost any type of file and use them to generate tabulated reports, charts, and plots of distribution and trends, descriptive statistics and complex statistical analyses. (See Section 6)
Statistics
Tables and cross-tabulations that have been formulated from the raw data files (e-publications, e-tables or databases). (See Section 5)
Subject Matter Divisions
See SMD
Survey Documentation & Analysis
See SDA
System files
Result of the raw data and the command file when they are combined. (See Section 6)
Syntax files
See Command files
Synthetic files
Also known as dummy files. Created by the author divisions through reproducing the master file and distorting the data. Synthetic files do not contain actual data and can never be used for analysis. (See Section 5)

T

Tabulations
See Cross tabulations
Thematic maps
Show the spatial distribution of one or more specific data themes for standard geographic areas. (See Section 6)
Training Co-ordinators
See RTC
Training Repository
The DLI Training Repository contains training sessions and workshop presentations from DLI, and other national and international conferences over the years. (See Section 4)

W

WDS
See Beyond 20/20 WDS
Web Data Server
See Beyond 20/20 WDS
Weights
A process that makes a sample more representative of the population. (See Section 5)
WinSCP
Secure Shell Software – software solution used to download from an FTP site. (See Section 7)
WS-FTP
One software solution used to download from an FTP site. (See Section 7)
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