tgymnich

tgymnich on Hacker News

Re:Automatic Differentiation in OCaml on Tuesday September 20, 2022 @03:58AM (#32908933)

They might be talking about complex step diff: https://www.hedonisticlearning.com/posts/complex-step-differ...

tldr: f‘(x0)≈Im(f(x0+hi))/h

Laikad: Faster position for navigation and a higher accuracy for driving

Posted by tgymnich on Thursday August 25, 2022 @07:40AM
from the blog.comma.ai dept.

https://blog.comma.ai/laikad/

( Read More... | no comments | 2 points | on HN )

Wavelet Transforms

Posted by tgymnich on Friday July 08, 2022 @08:29AM
from the continuummechanics.org dept.

https://www.continuummechanics.org/wavelets.html

( Read More... | no comments | 5 points | on HN )

Accelerated PyTorch Training on M1 Mac

Posted by tgymnich on Wednesday May 18, 2022 @11:33AM
from the pytorch.org dept.

https://pytorch.org/blog/introducing-accelerated-pytorch-training-on-mac/

( Read More... | 146 comments | 443 points | on HN )

The future of AI depends on Modular design

Posted by tgymnich on Wednesday April 27, 2022 @07:47AM
from the modular.com dept.

https://www.modular.com/post/the-future-of-ai-depends-on-modular-design

( Read More... | no comments | 2 points | on HN )

Converting integers to fixed-width strings faster with Neon SIMD on the Apple M1

Posted by tgymnich on Friday April 01, 2022 @08:20AM
from the dougallj.wordpress.com dept.

https://dougallj.wordpress.com/2022/04/01/converting-integers-to-fixed-width-strings-faster-with-neon-simd-on-the-apple-m1/

( Read More... | no comments | 3 points | on HN )

Re:Tell HN: GitHub is down (Update: Back online now) on Wednesday February 02, 2022 @02:08PM (#30182371)

same

About Citation Files on GitHub

Posted by tgymnich on Tuesday January 25, 2022 @07:38AM
from the docs.github.com dept.

https://docs.github.com/en/repositories/managing-your-repositorys-settings-and-features/customizing-your-repository/about-citation-files

( Read More... | 28 comments | 142 points | on HN )

What is the ‘range’ of a number type?

Posted by tgymnich on Monday January 17, 2022 @05:29PM
from the lemire.me dept.

https://lemire.me/blog/2022/01/17/what-is-the-range-of-a-number-type/

( Read More... | 2 comments | 8 points | on HN )

Metal Retrospective

Posted by tgymnich on Monday January 10, 2022 @07:35PM
from the zeux.io dept.

https://zeux.io/2016/12/01/metal-retrospective/

( Read More... | no comments | 2 points | on HN )

Re:Apple Neural Engine Internal: From ML Algorithm to HW Registers on Friday December 10, 2021 @12:24AM (#29506708)

ANE is used for the portrait video effect (blurred background) and other camera features.

Cht.sh: Cheat sheet for Unix commands inside the command line

Posted by tgymnich on Sunday November 14, 2021 @10:41AM
from the cht.sh dept.

http://cht.sh

( Read More... | no comments | 5 points | on HN )

A Close Look at a Spinlock

Posted by tgymnich on Saturday November 06, 2021 @04:05PM
from the blog.regehr.org dept.

https://blog.regehr.org/archives/2173

( Read More... | 27 comments | 99 points | on HN )

Re:Swift on the Server (2020) on Sunday April 25, 2021 @07:03PM (#26937556)

brew lets you install packages without root/sudo.

Apple’s M1 processor and the full 128-bit integer product

Posted by tgymnich on Wednesday March 17, 2021 @08:19PM
from the lemire.me dept.

https://lemire.me/blog/2021/03/17/apples-m1-processor-and-the-full-128-bit-integer-product/

( Read More... | 175 comments | 230 points | on HN )

Price Targeting and Error Correcting RAM

Posted by tgymnich on Friday January 08, 2021 @01:22PM
from the erik-engheim.medium.com dept.

https://erik-engheim.medium.com/price-targeting-and-error-correcting-ram-a6c085f6dc9c

( Read More... | 1 comment | 2 points | on HN )

Why cannot ARM-based chips compete against Intel and AMD?

Posted by tgymnich on Thursday January 07, 2021 @05:39PM
from the erik-engheim.medium.com dept.

https://erik-engheim.medium.com/why-cannot-intel-compete-against-arm-by-sticking-with-x86-ae87e3d8c281

( Read More... | 1 comment | 2 points | on HN )

Converting floating-point numbers to integers while preserving order

Posted by tgymnich on Monday December 14, 2020 @07:36PM
from the lemire.me dept.

https://lemire.me/blog/2020/12/14/converting-floating-point-numbers-to-integers-while-preserving-order

( Read More... | no comments | on HN )

Bottom-Up CMake Introduction

Posted by tgymnich on Tuesday December 01, 2020 @06:24PM
from the lowlevelbits.org dept.

https://lowlevelbits.org/bottom-up-cmake-introduction/

( Read More... | 1 comment | on HN )

Java Buffer types versus native arrays: which is faster?

Posted by tgymnich on Monday November 30, 2020 @03:36PM
from the lemire.me dept.

https://lemire.me/blog/2020/11/30/java-buffer-types-versus-native-arrays-which-is-faster/

( Read More... | 2 comments | 10 points | on HN )

How fast does interpolation search converge?

Posted by tgymnich on Wednesday November 25, 2020 @06:38PM
from the lemire.me dept.

https://lemire.me/blog/2020/11/25/how-fast-does-interpolation-search-converge

( Read More... | 26 comments | 57 points | on HN )

Tinygrad: Triggering the Apple Neural Engine from C++ – Apple M1

Posted by tgymnich on Monday November 23, 2020 @11:10AM
from the youtube.com dept.

https://www.youtube.com/watch?v=JAyw7OAcXDE

( Read More... | no comments | 3 points | on HN )