tlby commented on a change in pull request #9988: [Perl] Sparse feature.
URL: https://github.com/apache/incubator-mxnet/pull/9988#discussion_r172404489
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File path: perl-package/AI-MXNet/lib/AI/MXNet/Base.pm
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@@ -365,4 +452,20 @@ $PDL::toolongtoprint = 1000_000_000;
*PDL::dtype = sub { DTYPE_MX_TO_STR->{ DTYPE_PDL_TO_MX->{
shift->type->numval } } };
}
+sub digitize
+{
+ my ($d, $bins) = @_;
+ for(my $i = 0; $i < @$bins; $i++)
+ {
+ return $i if $d < $bins->[$i];
+ }
+ return scalar(@$bins);
+}
+
+use B;
+sub hash { hex(B::hash(shift)) }
Review comment:
Careful with this,
[remember](https://perldoc.perl.org/perl5180delta.html#Hash-overhaul) the hash
produced will vary from one run to the next.
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