Library Help

Choosing Search Engines

features  AltaVista  Excite  HotBot 
URL  www.altavista.digital.com www.excite.com  www.hotbot.com 
Coverage  WWW, usenet, listservs  WWW, usenet, 60,000+ Web site reviews, listservs  WWW, usenet, listservs 
What is indexed  Text minus stop words. No words contained in images.  Text plus related concepts, minus stop words. No words contained in images.  Text minus stop words. No words contained in images. 
Major commands  AND, OR, NEAR, AND NOT  
(note AND NOT)  
+ Must contain this word  
- NOT this term  
* wild card. Use at end of word or after first three letters.  
Advanced Search: Choose Date range, or assign weights. 
AND, OR, AND NOT  
( ) for nested Boolean  
Must use caps.  
Commands turn off concept search  
+ Must contain this word  
- NOT this term 
AND, OR AND NOT  
( ) for nested Boolean  
Must use caps  
Modify options: "must contain" or +, "should contain," "must not contain"(or -).  
Also | and ! 
Default search  OR  a fuzzy AND (not a forced match).  AND. Change to "any of the words" for OR. 
Phrase searching?  Use " ". Won't find common words like "the" or single letters  No.  Use " ". Won't find common words like "the" or single letters 
plural/singular truncation or wildcard  use *  Automatic.  No. 
Case sensitive  Yes. Upper case is matched exactly. Lower case queries match both upper and lower case.  For capitalized proper names only.  For either a person search or for "interesting case "only: mixed case such as NeXt. 
Search by field  Search by fields such as title, keyword, url, link, site, image. Use this format: url:query  No.  Search by fields: geographic location, media type, date range, or site. Use pull-down menus or "meta words." 
Proximity (near) search  NEAR within 10 words  Concept searching avoids the need.  Just phrase search. 
 
features  Infoseek Ultra  Lycos  Open Text 
URL  www.infoseek.com  www.lycos.com  index.opentext.net 
Coverage  WWW, usenet, one month of Reuters, PRNewswire and BusinessWire, company profiles  Keywords, titles, links of Web pages. Also archived listservs, gopher, ftp.  WWW, Usenet 
What is indexed  Text minus stop words. No words contained in images.  Keywords, titles, links. No words contained in images.  Every word. Open Text has no stop words. 
Major commands  , use comma to separate names  
+ Must contain this word  
- NOT this term  
| to build sets., e.g,. A|B means search term A, then search for term B within the first set of A. 
Menus to find alternate spellings, to control percent relevance required, detailed results display.  
- for NOT  
. after term to force exact match  
$ Truncation 
Use drop down menus for:  
AND  
OR  
BUT NOT  
NEAR  
Followed by (phrase) 
Default search  OR  OR  AND 
Phrase searching?  Yes. Any phrase. Quotes not necessary, but can enclose in quotes.  No.  Yes. Use "followed by in Advanced search or "exact phrase" in simple search. 
plural/singular truncation or wildcard  Automatic parsing.  Automatic search for word ending variants.  Enter each word form separately. No automatic singular/plural. No wildcard. 
Case sensitive  Yes. Upper case is matched exactly. Lower case queries match both upper and lower case.  No information available.  No information available. 
Search by field  Search by fields such as title, keyword, url, link, site, image. Use this format: url:query  No.  Fields: Title, URL, summary, first heading. 
Proximity (near) search  Enclose in brackets to find within 100 words.  No.  Yes (NEAR). 
Adapted for Berlin Brothersvalley High School by Janet Johns