Re: [Talk-us] Fixing TIGER street name abbreviations

2012-04-30 Thread Toby Murray
On Mon, Apr 30, 2012 at 7:14 PM, Paul Johnson ba...@ursamundi.org wrote:

 On Apr 30, 2012 5:00 PM, David Litke dwli...@comcast.net wrote:

 I just did a few manual TIGER reviews in JOSM and got a validation warning
 that words like Street and Avenue were abbreviated as St and Ave. So I
 wonder if this is considered something that needs to be fixed?

 Yes.  Rule one of abbreviations:  Don't do it!

 If so, shouldn't it be easy to somehow do a batch global update?

 There have been some limited automated expansions, though they can be
 problematic, because abbreviations can mean many possible things.  Expanding
 abbreviations requires a bit of a human touch.  Creating abbreviations in
 the renderer when so desired, not so much.


If by limited you mean half the country :)

Yes, there was a TIGER name expansion bot that ran from the west coast
to about the Mississippi. I believe It was stopped after some
complaints about it not handling some situations correctly. But I
would probably be in favor of trying to complete it.

Related: http://ksmapper.blogspot.com/2011/05/main-attraction.html

Toby

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Re: [Talk-us] Fixing TIGER street name abbreviations

2012-04-30 Thread Mike N

On 4/30/2012 10:24 PM, Toby Murray wrote:

  I believe It was stopped after some
complaints about it not handling some situations correctly. But I
would probably be in favor of trying to complete it.


 I would agree - there's no point in asserting that we have to spend 
time manually expanding everything, it's not adding value to the map 
data.   And the bot is probably more accurate than a human, limited only 
by the accuracy of the base TIGER data - think of all the possible typos 
on streeet, avenve, and boulavard.


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Re: [Talk-us] Fixing TIGER street name abbreviations

2012-04-30 Thread John F. Eldredge
David Litke dwli...@comcast.net wrote:

 I just did a few manual TIGER reviews in JOSM and got a validation
 warning that words like Street and Avenue were abbreviated as St and
 Ave. So I wonder if this is considered something that needs to be
 fixed? If so, shouldn't it be easy to somehow do a batch global
 update?


This has been discussed, and tried, before.  Unfortunately, some abbreviations 
can stand for more than one thing, and it takes local knowledge to be sure what 
is the right choice.

-- 
John F. Eldredge --  j...@jfeldredge.com
Reserve your right to think, for even to think wrongly is better than not to 
think at all. -- Hypatia of Alexandria

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Re: [Talk-us] Fixing TIGER street name abbreviations

2012-04-30 Thread Richard Welty

On 4/30/12 10:35 PM, Mike N wrote:

On 4/30/2012 10:24 PM, Toby Murray wrote:

  I believe It was stopped after some
complaints about it not handling some situations correctly. But I
would probably be in favor of trying to complete it.


 I would agree - there's no point in asserting that we have to spend 
time manually expanding everything, it's not adding value to the map 
data.   And the bot is probably more accurate than a human, limited 
only by the accuracy of the base TIGER data - think of all the 
possible typos on streeet, avenve, and boulavard.
from what i gather, there is more than one expansion bot, and they're 
not all the same.
at least, i saw some incorrectly expanded names in North-Central Iowa 
last year, and everyone involved
in the bots that spoke up disclaimed knowledge of that particular 
example of bad expansions.


so there are bots and there are bots, and i'd feel happer about them if 
i sensed more devotion to
quality assurance. after all, if you don't expand automagically, you 
have unwanted abbreviations that may not
get expanded for years if you do expand, you may introduce errors in 
place of abbreviations that may go

undetected for years.

richard


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