jacquesmattheij.com
Hardware
sorting machine
SHOW HN2017
1,264points
211comments
#2of 2,242 in 2017
Top 1%of 2017 by points
How HN took it
LovedMost comments that take a side are positive
25 positive, 57 neutral or asking, 0 mixed, 2 critical, out of 84 comments about the project. Thread score +0.25.
Idea: 8 for, 1 againstExecution: 3 for, 0 againstPerformance: 2 for, 0 againstDesign: 1 for, 0 againstDocs: 0 for, 1 against
The thread, comment by comment
Each row is a top-level comment and its replies, in HN's order. Select a cell to open that comment on HN.
positive neutral or mixed critical about another commenter or something else the maker
What HN said
What people liked
Impressive machine design and clever prime-spaced air puffers
From 1 comment
> sounds like a job for prime numbers! And that's exactly how it was solved. The puffers are now spaced prime distances apart and that took care of that, it would be harder for a…
jacquesm on HN
Requests
Release the source code and labeled dataset
From 1 comment
That's very helpful. Thanks! I was assuming that at minimum I'd need to do a lot of filtering in order to get the camera images and renders into a state where they are similar…
jncraton on HN
Questions
Percentage of trash versus good parts by weight
From 1 comment
(4), That's a very neat machine! What is the %age by weight of 'trash' versus 'good stuff' for such a sorter? I do use screens for various pre-sorting stages, not shown in the…
jacquesm on HN
How many labeled images are needed for good accuracy
From 1 comment
Sounds like a great learning opportunity for beginners and people who haven't even started with machine learning yet, like me. I'm looking forward to it. If you're so inclined, a…
sorenjan on HN
Alternatives named
Manual sorting by hand
From 2 comments
> Could you make money just buying bulk, sorting out rare parts, and reselling those? There are plenty of people doing that but by hand. I figure that's about minimum wage, doing…
jacquesm on HNWell, yes. It is definitely not going to make money if I count my time. But I learned an awful lot about machine learning and the present state of computer vision, far more than…
jacquesm on HN