I think it is much better to migrate to external hard drives (rather using
CDs/DVDs) or massive storage. Depending on how much space you need, 1TB
external hard disk costs less than $200. Rather than trusting the failure rate
of massive storage (usually expensive), I would rather have multiple
Perian,
Regarding scanning dpi, check the de facto best practices published by
National Archives.
http://www.archives.gov/research/arc/digitizing-archival-materials.html
It covers all the materials and provides an easy-to-use guidelines (page
52 -58). The scanning quality can be varied regarding
DVD/CDs are never good choices for preservation. See the following
research
In 2002, National Archives and Records Administration (NARA) directed a
study of high density magnetic tapes life expectancy and revealed tapes
can have a life expectancy of 100 years. (
http://www.archives.gov/research/e
Why do you want to use CDs to store images. The maximum size of a CD is 700 MB,
only good for a few digital images.
We use hard drives only. (Forget about DVDs,they are not good for long-term
storage).
-Original Message-
From: Jansonius, Remko (Vizcaya) [mailto:remko.janson...@vizcay
: mcn_mc...@listserver.americaneagle.com
Subject: Re: SPECTRUM metadata material
Han, Yan wrote:
> Does anyone know where the SPECTRUM metadata material available
> online? The only place I can find is its official website. I have to
> buy the book to look at it.
I'm not sure what ex
Does anyone know where the SPECTRUM metadata material available online?
The only place I can find is its official website. I have to buy the book to
look at it.
Thanks,
Yan
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lea
For TIFF in B/W, you can use CCITT group4 to do lossless compression.
The alg is very simple and I believe it is part of TIFF 6 standard.
For TIFF in grayscale and color, the common approach is not to compress,
but you can try to compress them in LZW, a well-known compression alg
(see http://en.wi
I am looking for an open source API that can convert TIFF files to JPEG
so that I can integrate it with our current system. Anyone know about
this?
Thanks,
Yan Han
University of Arizona Libraries