2 edition of Improving information seeking performance in hypertext found in the catalog.
Improving information seeking performance in hypertext
|Statement||X. Wang, P. Liebscher, G. Marchionini.|
|Series||Computer science technical report series / University of Maryland, College Park -- CS-TR-2006, Computer science technical report series (University of Maryland, College Park) -- CS-TR-2006|
|Contributions||Liebscher, Peter., Marchionini, Gary., University of Maryland, College Park. College of Library and Information Services.|
|The Physical Object|
|Pagination||58 p. :|
|Number of Pages||58|
A study by the National Center for Biotechnology Information showed that people have an attention span of 8 seconds, which is 1 second less than that of a goldfish. If you apply that to Facebook, the first three to four words of your update are crucial to grabbing your audience’s attention. Types and uses of hypertext. Hypertext documents can either be static (prepared and stored in advance) or dynamic (continually changing in response to user input, such as dynamic web pages).Static hypertext can be used to cross-reference collections of data in documents, software applications, or books on CDs.A well-constructed system can also incorporate other user-interface conventions, such.
Improving retrieval performance by relevance feedback. J. of the American Society for Information Science, 41(4), saracevic88 Tefko Saracevic, Paul Kantor, Alice Y. Chamis, and Donna Trivison. A study of information seeking and retrieving. I. Background and methodology. Discusses the development of hypertext and describes hypertext systems currently available for microcomputers. The use of hypertext in instructional materials and in job aids is discussed, an example of a system designed for self-management tasks is given, and the need to focus on human performance improvement is emphasized. (14 references) (LRW).
Hypertext systems with non-textual contents are called "hypermedia" to denote the fact that hypertext can not only include text but also non-textual data such as sound, images, animation and audio-visual data in digitized forms. The terms hypertext and multimedia are used throughout this chapter to cover both hypertext and hypermedia systems. Explorations grounded in specific hypertexts, seeking to understand the works considered and also to improve our understanding of all hypertexts -- and, indeed, of the craft of writing. Speculation Theoretical discussion of hypertext not closely based on observation of specific works (for which, see Criticism) or technology (for which, see Tech).
MAP... FINAL ENVIRONMENTAL IMPACT STATEMENT... ALTERNATIVE 3-3A... NEBRASKA NATIONAL FOREST AND..., BUFFALO GAP NATIONAL..., U.S. FOREST SERVI.
Love your neighbor
Heinrich Bullingers Reformationsgeschichte nach dem Autographon herausgegeben auf Veranstaltung der vaterländisch-historischen Gesellschaft in Zürich
Tables showing the diunarl [sic] variation of precipitation in East Africa and Seychelles
Readings in the marketing research process.
Space flight and aeromedicine
Common diseases of the skin
Hikaru no go.
Reviewer: David A. Buehler Human user interfaces (HUIs) change rapidly in personal computing, and not least in the field of hypertext retrieval.
Because hypermedia provides a flexible, multiuser tool for the exploration of vast databases, the ability to freely navigate through uncharted areas of information has gradually become the sine qua non for effective use of hypertext and by: An important issue in the evolution of hypertext is the design of such systems to optimally support user tasks such as asking questions.
Few studies have systematically compared the use of hypertext to books in seeking information, and those that have been done have not found a consistent superiority for by: The researchers revealed that VR did Improving information seeking performance in hypertext book improve players’ retention of factual knowledge but did significantly improve players’ spatial knowledge and navigational efficiency.
“We conclude that the ‘hypertext lostness’ measure is also valuable for node-based VR games and VR games add to spatial learning, even when compared with already. In a hypermedia system where information is presented in multimedia formats with a flexible structure, the FD/FI cognitive style is likely to have an impact on the user’s information-seeking behavior.
Korthauer and Koubek () evaluated the effect of individuals’ cognitive style in conjunction with the nature of the hypertext task. The Cited by: Hypertext, also called Hyperlinking, the linking of related pieces of information by electronic connections in order to allow a user easy access between ext is a feature of some computer programs that allow the user of electronic media to select a word from text and receive additional information pertaining to that word, such as a definition or related references within the text.
World Media Corp (Canada) Inc. Dundas Street West P.O. Box Oakville, On L6H 7L8 CANADA. Tel: Tel: Fax: An information seeking process is when an information seeker works with a search system in a certain domain, attempting to accomplish a task in a given setting; and the process produces its.
The findings showed that the "hypertext lostness" measure is also valuable outside its original hypertext domain - in VR. The researchers revealed that VR did not improve players' retention of factual knowledge but did significantly improve players' spatial knowledge and navigational efficiency.
Hypertext can be compared to `electronic books', yet it is inherently much more than just an in hypertext: Effects on information seeking, University of Maryland Human tools and learner.
The focus is on the performance of specific information-seeking tasks not on browsing behaviour. However, if the hypertext is designed effectively then browsing should lead to relevant information being found more efficiently (quickly) when it is required.
Clearly, ostnessis something that needs to be measured. Information retrieval, Recovery of information, especially in a database stored in a computer. Two main approaches are matching words in the query against the database index (keyword searching) and traversing the database using hypertext or hypermedia links.
Keyword searching has been the dominant approach to text retrieval since the early s; hypertext has so far been confined largely to. Knowledge Graphs versus Hierarchies: An Analysis of User Behaviours and Perspectives in Information Seeking.
In Proc. of the ACM on Conference on Human Information Interaction and Retrieval. ACM, Google Scholar; Pertti Vakkari. Relevance and contributing information types of searched documents in task performance Proc.
of SIGIR. information-seeking experience, and phys- ical setting. In this article we present a user-centered framework for information-seeking that has been used in evaluating two hypertext systems. We then apply the framework to key design issues related to information retrieval in hypertext systems.
Hypertext Hypertext and other electronic informa. Cognitive Models of Information Seeking. A cognitive account of the standard model can be derived from Norman's influential model of general task performance (Norman, ), which presents a broad perspective on how people operate in the ing to this model, a person must first have a basic idea of what they want -- the goal to be achieved.
Mainly internal and external factors of learning and information seeking with hypertext are identified, and a summary of related research is presented.
Additionally, the article addresses different criteria for analyzing navigation patterns and focuses on the shortcomings of present studies, thereby raising open questions concerning future.
Kim, K.S. Information-seeking behavior on the WorldWide Web: Effects of cognitive style, online database search experience and task type on search performance. Unpublished dissertation. Korthauer R.D.
& Koubek, R.J. An empirical evaluation of knowledge, cognitive style, and structure upon the performance of hypertext task. a sequence of navigational choices (usually in a hypertext) aimed at presenting the nodes in a logical order for some goal.
H; HTML: Hypertext markup language of the Web, based on SGML. Harmonic mean: an information retrieval performance measure which combines recall and precision. Heaps' Law. For more thorough coverage of hypertext, including the work at Hypertext'87 as well as both earlier and later research, please see my book Multimedia and Hypertext: The Internet and Beyond.
HyperTEXT'87 was the first large-scale meeting devoted to the hypertext concept. Before the workshop, hypertext had been considered a somewhat esoteric. This is chapter 3 from Jakob Nielsen's book Multimedia and Hypertext: The Internet and Beyond, Morgan Kaufmann Publishers, (For full literature references, please see the bibliography in the book.) Memex () Vannevar Bush (–) is normally considered the "grandfather" of hypertext, since he proposed a system we would now describe as a hypertext system as long ago.
8 hours ago Deswell Industries has been growing its top-line and pays a healthy 7% dividend. The stock is trading below book value. Corporate governance issues remain a. User interface consistency: an evaluation of original and revised interfaces for a videodisk library Richard Chimera Ben Shneiderman.
Abstract. Original and revised versions of the National Library of Medicine MicroAnatomy Visual Library system were evaluated with an empirical test of nineteen subjects.The most significant lessons are the features that students find most appealing about user-friendly websites such as Wikipedia.
According to the student feedback, maximizing information connectedness with hyperlinks, improving navigation, and making the writing accessible to a general audience stood out as positive factors. The information and strategic Internet skills that are very important for seeking health information and for making decisions based on the retrieved information appear to be quite problematic.
People with lower levels of education in all age groups seem to be the most likely candidates for lacking these Internet skills.