ISR Spotlight

Getting the most from TRELLIS

Learn more about the power of browsing and using controlled vocabulary

Why browse?

View/access the reference structure to discover preferred terms & related terms

See hits in terms of scope Choose time periods for historical,

economic and political subjects Exclude similar but irrelevant terms

Subjects: accessing reference structure (see, see also)

Tree frogs

Titles on this topic use: treefrogs, tree frogs, hylid, hyperoliidae, hyla, and specific frog names

Subject kw on tree frogs: 0

why? keyword searches do not access the reference structure and tree frogs is not the preferred term!

Subjects: accessing reference structure (see, see also)

By browsing tree frogs you can access the “info” button and see the preferred term as well as related terms*

Tree frogs = HylidaeHylidae

NT that we have used:HylaGastrothecaHemiphractusOsteocephalusPhyrynohyasPtychohylaSmiliscaLeaf frogsLitoria *by clicking on ‘info’ beside hylidae

Subjects: famous people and excluding irrelevant results

Topic: Julius Caesar

If subject kw “julius caesar” = 51 results, all literaryIf skw julius and caesar = 305 (many literary and

also includes Sir Julius Caesar)Browse: Caesar, Julius* = 123 hits and all relevant

to the topic

*remember to use last name, first name format*for royalty & popes use first name, number, title (e.g. elizabeth II

queen)

Subjects: time periods and history, politics and economics

Topic: 20th century Canadian history

skw canada history 20th century = 1091*

This is a long result list and it excludes relevant results and includes irrelevant ones!

*note: must use Canada not Canadian!

Subjects: time periods and history, politics and economics

Topic: 20th century Canadian history

Browse: Canada history 19 (to get to 1900s)This will bring up a subject list which shows the breakdown by time periods. Only 43 records actually use “20th century”, the rest cover unique time periods

Same true for Canada economic and Canada politics

Subjects: using the correct place name

For subject cataloguing we always use the most current place name in order to keep all materials together*

Belgian Congopreferred term is Congo (Democratic Republic)

*e.g. of complex situation is Russia – Soviet Union – Russia (Federation) which is not actually a name change so all 3 used, depending on scope of the book!

Authors with common names

Author: George Bush (current president)We have multiple items by nine different people with the name George Bush.

Browse will give you a list of authorized terms and you can often pinpoint the one you need by looking at date information and initials:

Bush, George W. (George Walker), 1946-

Authors with translated/transliterated names

Author: Foucault, Michael

Preferred term: Foucault, Michel

Author: Sun Tse (Sun Tze, Sun Ze, Sun Tzu)

Preferred term: Sunzi, 6th cent. B.C.

Corporate authors with name changes

In cataloguing we use the corporate body name that is current to the document. Users may not know what the name was at time of publication.

The reference structure allows you to follow the history of the name changes if you have difficulty finding a publication.

Corporate authors with name changes

Author: Solicitor General Canada name history:

Canada. Dept. of the Solicitor GeneralCanada. Ministry of the Solicitor GeneralCanada. Solicitor General CanadaCanada. Public Safety and Emergency

Preparedness Canada

Note that a keyword search would not bring up the latest name

Corporate authors with name changes

Author: Transport Research Laboratory

Name history:Road Research LaboratoryTransport and Road Research LaboratoryTransport Research LaboratoryTRL Limited

Note that a keyword search would not bring up #1 or #4

Series: proposed series/uniform title browse

Series access points can differ from what the user perceives as the series title due to:

• Translations of series• Title variations from issue to issue• Title changes• Titles in multiple languages

Series: proposed series/uniform title browse

Example using prototype site

http://www.voy-e.uwaterloo.ca

e.g. Lecture notes in computer science(not much difference)

e.g. translated series: Germany and the Second World War (more difficult to find without the series browse)

That’s it!

Thank you for your attention. Anyone wanting advanced knowledge of subject or name heading structure can contact me!