For the HathiTrust catalog's 6,046,746 bibs and looking at only the lengths of the subfields $a and $b in 245s, I get an average length of 62.0 On Wed, Oct 16, 2013 at 3:24 PM, Kyle Banerjee <[log in to unmask]>wrote: > 245 not including $c, indicators, or delimiters, |h (which occurs before > |b), |n, |p, with trailing slash preceding |c stripped for about 9 million > records for Orbis Cascade collections is 70.1 > > kyle > > > On Wed, Oct 16, 2013 at 12:00 PM, Karen Coyle <[log in to unmask]> wrote: > > > Thanks, Roy (and others!) > > > > It looks like the 245 is including the $c - dang! I should have been more > > specific. I'm mainly interested in the title, which is $a $b -- I'm > looking > > at the gains and losses of bytes should one implement FRBR. As a hedge, > > could I ask what've you got for the 240? that may be closer to reality. > > > > kc > > > > > > On 10/16/13 10:57 AM, Roy Tennant wrote: > > > >> I don't even have to fire it up. That's a statistic that we generate > >> quarterly (albeit via Hadoop). Here you go: > >> > >> 100 - 30.3 > >> 245 - 103.1 > >> 600 - 41 > >> 610 - 48.8 > >> 611 - 61.4 > >> 630 - 40.8 > >> 648 - 23.8 > >> 650 - 35.1 > >> 651 - 39.6 > >> 653 - 33.3 > >> 654 - 38.1 > >> 655 - 22.5 > >> 656 - 30.6 > >> 657 - 27.4 > >> 658 - 30.7 > >> 662 - 41.7 > >> > >> Roy > >> > >> > >> On Wed, Oct 16, 2013 at 10:38 AM, Sean Hannan <[log in to unmask]> wrote: > >> > >> That sounds like a request for Roy to fire up the ole OCLC Hadoop. > >>> > >>> -Sean > >>> > >>> > >>> > >>> On 10/16/13 1:06 PM, "Karen Coyle" <[log in to unmask]> wrote: > >>> > >>> Anybody have data for the average length of specific MARC fields in > some > >>>> reasonably representative database? I mainly need 100, 245, 6xx. > >>>> > >>>> Thanks, > >>>> kc > >>>> > >>>> -- > >>>> Karen Coyle > >>>> [log in to unmask] http://kcoyle.net > >>>> m: 1-510-435-8234 > >>>> skype: kcoylenet > >>>> > >>> > > -- > > Karen Coyle > > [log in to unmask] http://kcoyle.net > > m: 1-510-435-8234 > > skype: kcoylenet > > > -- Bill Dueber Library Systems Programmer University of Michigan Library