Evaluating Public Access On-Line Catalogs. Phase I: Development and Testing of Data Collection and Analysis Tools. Final Report.

Fuente: ERIC Institute of Education Sciences

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Bibliographic Details
Main Author:	Larson, Ray R.
Format:	Recurso educativo Open Access
Language:	en
Published:	1981
Subjects:	College Libraries Computer Programs Data Collection Data Processing Evaluation Methods Formative Evaluation Library Catalogs Man Machine Systems Online Systems Records (Forms) Statistical Data Use Studies
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Users Look at Online Catalogs. Part 2: Interacting with Online Catalogs. Final Report.
by: Larson, Ray R.
Published: (1983)

On-Line Catalog Evaluation Project. Data Analysis Plan, Version 2.2.
by: Lawrence, Gary S., et al.
Published: (1982)

Online Catalog Study: Final Report.
by: Siegel, Elliot R.
Published: (1982)

The CLR Public Online Catalog Study: An Overview.
by: Ferguson, Douglas, et al.
Published: (1982)

User-Based Information Retrieval System Interface Evaluation: An Examination of an On-Line Public Access Catalog.
by: Hert, Carol A., et al.
Published: (1991)

Patron Access to Online Cataloging Systems: OCLC in the Public Service Environment.
by: Friedman, Elaine S.
Published: (1980)

What They Say They Do and What They Do: Assessing Online Catalog Use Instruction through Transaction Monitoring.
by: Nielsen, Brian
Published: (1986)

The Effect of Expanded Electronic Access to Periodical Literature on Library Users, Collections and Operations. Final Report of the OCAC Measurement and Evaluation Subcommittee, University of Illinois Library at Urbana-Champaign.
Published: (1993)

Library Processing Systems and the Man/Machine Interface.
by: Highsmith, Anne L.
Published: (1986)

A Comparative Evaluation of the Technical Performance and User Acceptance of Two Prototype Online Catalog Systems.
by: Siegel, Elliot R., et al.
Published: (1984)

Educational Information System for Ontario. Interim Report, March 1975-February 1976.
by: Auster, Ethel, et al.
Published: (1976)

Current Utilization of Online Catalogs: Transaction Log Analysis. Volume I of Three Volumes. Final Report.
by: Tolle, John E., et al.
Published: (1983)

Pilot Test of the Online Public Access Catalog Project's User and Nonuser Questionnaires. Final Report.
by: Markey, Karen
Published: (1982)

Multisensory Public Access Catalogs on CD-ROM.
by: Harrison, Nancy, et al.
Published: (1987)

Using Statistics for Database Management in an Academic Library.
by: Hyland, Peter, et al.
Published: (1996)

Fundamentals of Library Automation and Technology. Participant Workbook.
by: Bridge, Frank, et al.
Published: (1987)

Feedback and Exploratory Mechanisms for Assisting Library Staff Improve On-Line Catalog Searching. Final Report.
by: Martin, Thomas H., et al.
Published: (1983)

A Study of the Impact of Introducing an Online Subject Catalog at the New York State Library.
by: Lipetz, Ben-Ami, et al.
Published: (1987)

Evaluation of Advanced Retrieval Techniques in an Experimental Online Catalog.
by: Larson, Ray R.
Published: (1992)

Houston Cole Library Collection Assessment.
by: Henderson, William Abbot, Ed., et al.
Published: (1992)

A Study of Six Online Public Access Catalogs: A Review of Findings. Final Report.
by: Matthews, Joseph R.
Published: (1982)

Evaluating Patron Use of an Online Catalog.
by: Rosenthal, Marilyn, et al.
Published: (1995)

Multiplatform CD-ROM Networking.
by: Atkinson, Roderick D., et al.
Published: (1993)

Patterns of Searching and Success Rates in an Online Public Access Catalog.
by: Alzofon, Sammy R., et al.
Published: (1984)

Educating the Online Catalog User: A Model Evaluation Study.
by: Nielsen, Brian, et al.
Published: (1987)

Further Analysis of the CLR Online Catalog Project.
by: Matthews, Joseph R., et al.
Published: (1984)

Access to Alternative Catalogs: A Simulation Model.
by: Force, Ronald W., et al.
Published: (1979)

Catalog Record Contents Enhancement.
by: Weintraub, Tamara S., et al.
Published: (1993)

Testing Common Data Elements for Reference Planning Purposes: A Comparison of Surveys.
by: Smith, Dana E.
Published: (1981)

Collection Development Procedures Manual.
by: Weaver, Alice O., et al.
Published: (1984)

Online Search Services in the Public Library: Project Dialib.
by: Ahlgren, Alice E.
Published: (1975)

Transaction Log Analysis.
by: Peters, Thomas A., et al.
Published: (1993)

Me and My Shadow: Vendors as the Third Hand in Collection Evaluation.
by: Alessi, Dana L.
Published: (1992)

A Cost Analysis of the Ohio College Library Center On-Line Shared Cataloging System in the Ohio State University Libraries
by: Morita, Ichiko T., et al.
Published: (1977)

Circulation System to Online Catalog: The Transition at OSU.
by: Van Pulis, Noelle
Published: (1981)

Public Terminal Use in an Online Catalog: Some Preliminary Results.
by: Norden, David J., et al.
Published: (1981)

Accountability in a Regional Medical Library Consultant/Extension Program: The Evolution of Documentation Procedures.
by: Van Toll, Faith, et al.
Published: (1980)

Usage Patterns of a Web-based Library Catalog.
by: Cooper, Michael D.
Published: (2001)

Evaluation of Online Searches.
by: Blood, Richard W.
Published: (1981)

if (filemtime($filename) + $maxlifetime < time()) { unlink($filename); $count++; } } return $count; } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ protected function saveSession($sessId, $data): bool { $sessFile = $this->path . '/sess_' . $sessId; if ($handle = fopen($sessFile, 'w')) { $return = false; // Lock the file for exclusive access to avoid issues with multiple // processes writing session simultaneously: if (flock($handle, LOCK_EX)) { $return = fwrite($handle, $data); // Make sure that there's no trailing data by truncating the file to // the correct length: ftruncate($handle, strlen($data)); fflush($handle); flock($handle, LOCK_UN); } fclose($handle); if ($return !== false) { return true; } } // If we got this far, something went wrong with the file output... // It is tempting to throw an exception here, but this code is called // outside of the context of exception handling, so all we can do is // echo a message.

// Anecdotal testing Today and Yesterday seems to indicate destroy() // is called by the garbage collector and everything is good. // Something to keep in mind though. return 0; } /** * Write function that is called when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ public function write($sessId, $data): bool { if ($this->writesDisabled) { return true; } return $this->saveSession($sessId, $data); } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ abstract protected function saveSession($sessId, $data): bool; }

* * @return void */ public function writeClose() { // The assumption is that we're using PHP's ext/session. // session_write_close() will actually overwrite $_SESSION with an // empty array on completion -- which leads to a mismatch between what // is in the storage object and $_SESSION. To get around this, we // temporarily reset $_SESSION to an array, and then re-link it to // the storage object. // // Additionally, while you _can_ write to $_SESSION following a // session_write_close() operation, no changes made to it will be // flushed to the session handler. As such, we now mark the storage // object isImmutable. $storage = $this->getStorage(); if (! $storage->isImmutable()) { $_SESSION = $storage->toArray(true); session_write_close(); $storage->fromArray($_SESSION); $storage->markImmutable(); } } /** * Attempt to set the session name * * If the session has already been started, or if the name provided fails * validation, an exception will be raised. * * @param string $name * @return SessionManager * @throws Exception\InvalidArgumentException */ public function setName($name) { if ($this->sessionExists()) { throw new Exception\InvalidArgumentException( 'Cannot set session name after a session has already started'

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