8.4.3 Can you answer these questions?

8.4.3.1 Skeletonize an image

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=262834

I'm trying to skeletonize an image (ref) 
 bin = Import["binary.png"] 
skeleton = Pruning[Pruning@Thinning[bin], 15] 
 
Input binary image: 
 
Skeleton generated:... 
[graphs-and-networks] [image-processing]
 

asked by Natasha https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=58343 Score of 1

8.4.3.2 How to avoid running out of memory in ParallelMap?

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=263027

I am mapping a function over a list of length 77237. 
 ParallelMap[AnalyzeZernikeRecord,records] 
 
The result of each function application is just a list of 12 numbers.... 
[parallelization] [memory]
 

asked by abwatson https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=1709 Score of 2

8.4.3.3 Any competitive speech-to-text models?

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=262954

SpeechRecognize is not very useful compared to most voice transcription engines nowadays, simply too fragile and prone to errors. 
I use Otter.ai currently, is there anything competitive to that (or ... 
[machine-learning] [sound] [nlp]
 

asked by user5601 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=5601 Score of 2