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At least 19 recordsLinked to original sources

Use of group 3-level memory telefacsimiles for enhanced interlibrary loan, part II: Network application.

The Interlibrary Loan, Document Delivery, and Union List Task Force of the Health Sciences Libraries Consortium (HSLC) accepted the charge of maximizing use of the advanced features of group 3-level memory telefacsimiles. A pilot project was initiated to address the task force's recommendation to the HSLC Board that all nonrush interlibrary loan (ILL) documents be transmitted to participants within forty-eight hours of request receipt. This paper describes the project, which tests a network application for unattended, overnight transmission of documents. In determining whether this technology could be used as the primary medium for ILL of photocopies, the following criteria were used: the percentage of ILL requests filled by telefacsimile; the speed, quality, and reliability of service; and the impact of telefacsimile on document delivery costs. The article discusses the project history, optimal use of equipment features for library applications, full-scale implementation, and operational issues that affect ILL policy.

Computer Communication Networks

Criteria-based evaluation of group 3 level memory telefacsimile equipment for interlibrary loan.

The Interlibrary Loan, Document Delivery, and Union List Task Force of the Health Sciences Libraries Consortium (HSLC)--with nineteen libraries located in Philadelphia, Pittsburgh, and Hershey, Pennsylvania, and Delaware--accepted the charge of evaluating and recommending for purchase telefacsimile hardware to further interlibrary loan among HSLC members. To allow a thorough and scientific evaluation of group 3 level telefacsimile equipment, the task force identified ninety-six hardware features, which were grouped into nine broad criteria. These features formed the basis of a weighted analysis that identified three final candidates, with one model recommended to the HSLC board. This article details each of the criteria and discusses features in terms of library applications. The evaluation grid developed in the weighted analysis process should aid librarians charged with the selection of level 3 telefacsimile equipment.

Evaluation Studies as Topic

Telefacsimile from a user perspective.

A study conducted at Montana State University compared telefacsimile service with mail delivery. Recipients of telefax materials who answered questions about the purpose, timeliness, and quality of the materials were generally well pleased. Telefacsimile was found to be a cost-effective and efficient method of document delivery over long distances.

Interlibrary Loans

Electronic document delivery using the Internet.

The Health Sciences Libraries Consortium (HSLC) was established in 1985 by thirteen founding member institutions in Pennsylvania and Delaware. In 1989, the Interlibrary Loan, Document Delivery, and Union List Task Force, appointed by the HSLC Board of Directors, successfully demonstrated the feasibility of supplying 94% of all interlibrary loan (ILL) photocopy requests in forty-eight hours or less by a network application of group 3-level memory telefacsimiles. However, the expenses associated with the telefacsimile operation and the limitations associated with network polling protocols challenged participants to seek new alternatives for ILL. In 1990, the HSLC introduced HSLC HealthNET, an online wide-area network linking eleven of the thirteen institutions and their resources while providing access to the Internet. The HSLC HealthNET additionally supports a centralized shared library system, several locally mounted databases, and consortiumwide electronic mail. In 1991, a project was initiated to evaluate Ariel software, pioneered by the Research Libraries Group (RLG), compared to the existing network application of group 3-level telefacsimiles. Factors identified as critical to Ariel's potential to replace the telefacsimile network were the proprietary software specifications for Internet access, the use of HSLC's existing wide-area network (WAN), and a hardware platform that was optimal for an ILL environment. This article describes the Ariel project history, the transition to Ariel from the telefacsimile network, evaluation of equipment features for processing efficiency, and operational issues affecting ILL policy.

Computer Communication Networks

Accessing the biomedical literature: the South Dakota Med-Fax Network.

Librarians developed a plan for a medical information network based upon the needs of South Dakota physicians as revealed in a 1984 survey. The South Dakota Med-Fax Network received private funding in 1987 and became operational in 1988. The Network incorporates interactive simultaneous remote on-line database searching (ISRS) and telefacsimile transmission to expedite the identification and delivery of medical literature to South Dakota physicians. At present, the Network is composed of sixteen institutional sites. Individual physicians may establish their own sites if they provide an IBM compatible personal computer with a modem and purchase a telecommunications software package. The Network will provide training and follow-up support. Use patterns to date demonstrate that telefacsimile transmission is instrumental in reducing significantly the time necessary to deliver journal literature and that ISRS searching is the method of choice in the Network's remote sites.

Humans

The South Dakota Med-Fax network.

Health sciences librarians established a statewide medical information network in South Dakota to provide rural physicians with database access and rapid document delivery. A private grant funded equipment for interactive simultaneous remote searching (ISRS) and telefacsimile transmission, as well as for a coordinator for training and follow-up support. In less than one year, telefacsimile technology has become an integral part of library information transfer among sixteen network sites, and ISRS is gaining acceptance among physicians who lack local access to online databases.

Copying Processes

Wireless teleradiology and fax using cellular phones and notebook PCs for instant access to consultants.

The feasibility of wireless portable teleradiology and facsimile (fax) transmission using a pocket cellular phone and a notebook computer to obtain immediate access to consultants at any location was studied. Modems specially designed for data and fax communication via cellular systems were employed to provide a data communication interface between the cellular phone and the notebook computer. Computed tomography (CT) scans, X-rays, and electrocardiograms (ECGs) were transmitted to a wireless unit to measure performance characteristics. Data transmission rates ranged from 520 to 1100 bytes per second. Typical image transmission times ranged from 1 to 10 minutes; however, using joint photographic experts group or fractal image compression methods would shorten typical transmission times to less than one minute. This study showed that wireless teleradiology and fax over cellular communication systems are feasible with current technology. Routine immediate cellular faxing of ECGs to cardiologists may expedite thrombolytic therapy decisions in questionable cases. Routine immediate teleradiology of CT scans may reduce operation room preparation times in severe head trauma.

Humans