<html><head></head><body>You can't expect a few of the few mappers interested in opening hours not to map what's on the sign if it's 20:00-05:00. Especially those training AI bots. <br>I've never written a parser myself, but is it so hard to accommodate both ways?<br>Regards,<br>Yves <br><br><div class="gmail_quote">Le 17 octobre 2021 17:28:48 GMT+02:00, Tod Fitch <tod@fitchfamily.org> a écrit :<blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
<pre dir="auto" class="k9mail"><br><br><blockquote class="gmail_quote" style="margin: 0pt 0pt 1ex 0.8ex; border-left: 1px solid #729fcf; padding-left: 1ex;">On Oct 17, 2021, at 7:56 AM, Snusmumriken <snusmumriken.mapper@runbox.com> wrote:<br><br>On Sun, 2021-10-17 at 12:25 +0200, Simon Poole wrote:<br><blockquote class="gmail_quote" style="margin: 0pt 0pt 1ex 0.8ex; border-left: 1px solid #ad7fa8; padding-left: 1ex;"><br>Am 17.10.2021 um 08:13 schrieb Snusmumriken:<br><blockquote class="gmail_quote" style="margin: 0pt 0pt 1ex 0.8ex; border-left: 1px solid #8ae234; padding-left: 1ex;">...<br>Could you explain why a mapper should do an abstraction from what<br>is<br>posted on a sign? Given that a value like Fr-Sa 21:00-05:00 is<br>without<br>ambiguity.<br><br></blockquote>Because the contents of an opening hours tag are based on a highly<br>formalized grammar, just adding an extra day with different hours<br>already requires you to know that grammar. It could be argued that<br>that<br>is the case even for your super simple example, for example that<br>leading<br>zeros are in principle required in times, that the weekday<br>identifiers<br>are two letter English abbreviations and so on. But as I already<br>pointed<br>out you are mixing up internal representation with data entry and<br>display.<br></blockquote><br>Could I ask, do you consider Fr-Sa 21:00-05:00 to be ambiguous? If not,<br>I haven't really heard (or perhaps understood) any argument why one<br>should deviate from what's on a posted sign and arguably stands for the<br>Ground Truth. Sure one could have an internal representation that's<br>different from the Ground Truth but I think there has to be a really<br>strong rational for doing that. And so far I haven't heard any.<br><br></blockquote>You quoted the strong rational: The value of the opening hours tag has a formal grammar. Formal grammar is important for machine interpretation of the value.<br><br><br></pre></blockquote></div></body></html>