WUW question and Kaldi example

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Multimodal Robot

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Sep 15, 2022, 11:49:25 PM9/15/22
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we are trying to implement wake up using Kaldi. There are some examples in egs folder such as mobvei, mobbeihotwords etc. 
We tried  running WeKws.  Is there any such examples in Kaldi where wuw working and can be tried with different wuw model.
 At this stage, we do not know either if WeKws   is already
fully functional, esp. the hey_snips example? The setting of WeKws look like Kaldi style.
We need to use it on a Linux laptop, but could not
find any documentation for using the appropriate
runtime (we did not even find how to compile
runtime/core, in case this is what we need). We tried to pose the question to the developer.

We also intend to use a different wake-up word, and we
intend to use the hey_snips corpus
and replace the "hey snips" wav files by our
own wav files, thus keeping the non-wake-up word wav files
from the corpus (we don't have enough of these ourselves),
and adapt the three json files accordingly.
Or is there a simpler way to achieve a new hotword?"

, We want to use our own WUW. Thank you very much for any such hints or help

Daniel Povey

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Sep 16, 2022, 12:01:01 AM9/16/22
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The snips recipe eventually goes to a binary called online2-wav-nnet3-wake-word-decoder-faster.
In that code it prints out a partial result.  (Likely if there is anything there at all, it would be the wake word, although I don't know
for sure, there might be another word in the vocabulary.)  So I think you could use that binary as a reference point for your code,
and the runtime library would be whatever parts of the Kaldi library are needed to compile that.
Unfortunately we haven't done a great job of stripping out dependencies to include just what is needed.  But possibly static compilation
of the binary (i.e. configure with --static) might do that for you.

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