* ZIDAR's statement about using TIFF files as a standard meant de
facto standard. This is what most people use and typically exchange
with other groups, across platforms, or even occasionally across
display software.
* HOLMES commented on the unsuccessful experience of NARA in
attempting to run image-conversion software or to exchange between
applications: What are supposedly TIFF files go into other software
that is supposed to be able to accept TIFF but cannot recognize the
format and cannot deal with it, and thus renders the exchange
useless. Re text conversion, he noted the different recognition
rates obtained by substituting the make and model of scanners in
NARA's recent test of an "intelligent" character-recognition product
for a new company. In the selection of hardware and software,
HOLMES argued, software no longer constitutes the overriding factor
it did until about a year ago; rather it is perhaps important to
look at both now.
* Danny Cohen and Alan Katz of the University of Southern California
Information Sciences Institute began circulating as an Internet RFC
(RFC 1314) about a month ago a standard for a TIFF interchange
format for Internet distribution of monochrome bit-mapped images,
which LYNCH said he believed would be used as a de facto standard.
* FLEISCHHAUER's impression from hearing these reports and thinking
about AM's experience was that there is considerable flux concerning
available hardware and software solutions. HOOTON agreed and
commented at the same time on ZIDAR's statement that the equipment
employed affects the results produced. One cannot draw a complete
conclusion by saying it is difficult or impossible to perform OCR
from scanning microfilm, for example, with that device, that set of
parameters, and system requirements, because numerous other people
are accomplishing just that, using other components, perhaps.
HOOTON opined that both the hardware and the software were highly
important. Most of the problems discussed today have been solved in
numerous different ways by other people. Though it is good to be
cognizant of various experiences, this is not to say that it will
always be thus.
* At NAL, the through-put rate of the scanning process for paper,
page by page, performing OCR, ranges from 300 to 600 pages per day;
not performing OCR is considerably faster, although how much faster
is not known. This is for scanning from bound books, which is much
slower.
* WATERS commented on window management questions: DEC proposed an
X-Windows solution which was problematical for two reasons. One was
POB's requirement to be able to manipulate images on the workstation
and bring them down to the workstation itself and the other was
network usage.
Public-domain text, read in full here on John Shaqi.
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