azonenberg changed the topic of #scopehal to: ngscopeclient, libscopehal, and libscopeprotocols development and testing | https://github.com/ngscopeclient/scopehal-apps | Logs: https://libera.irclog.whitequark.org/scopehal
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<_whitenotifier-4> [scopehal] azonenberg pushed 2 commits to master [+0/-0/±6] https://github.com/ngscopeclient/scopehal/compare/795371adda39...f61ce6833f64
<_whitenotifier-4> [scopehal] azonenberg aa077f0 - Initial implementation of LevelCrossingDetector
<_whitenotifier-4> [scopehal] azonenberg f61ce68 - Refactored LevelCrossingDetector to directly expose GPU-side output buffer
<_whitenotifier-4> [scopehal-apps] azonenberg pushed 1 commit to master [+0/-0/±2] https://github.com/ngscopeclient/scopehal-apps/compare/585739eaf969...3e7278226bb6
<_whitenotifier-4> [scopehal-apps] azonenberg 3e72782 - Finished initial work on EdgeDetection test
<_whitenotifier-4> [scopehal] azonenberg pushed 1 commit to master [+0/-0/±1] https://github.com/ngscopeclient/scopehal/compare/f61ce6833f64...b6831c8e73ab
<_whitenotifier-4> [scopehal] azonenberg b6831c8 - LevelCrossingDetector: optimized numThreads to give much larger speedup
<_whitenotifier-4> [scopehal-apps] azonenberg pushed 1 commit to master [+0/-0/±2] https://github.com/ngscopeclient/scopehal-apps/compare/3e7278226bb6...00cde3fa6e5b
<_whitenotifier-4> [scopehal-apps] azonenberg 00cde3f - EdgeDetection test now reports % speedup
<_whitenotifier-4> [scopehal] azonenberg pushed 4 commits to master [+3/-0/±7] https://github.com/ngscopeclient/scopehal/compare/b6831c8e73ab...ea8ff9823a01
<_whitenotifier-4> [scopehal] azonenberg efcc896 - Initial implementation of Averager
<_whitenotifier-4> [scopehal] azonenberg 9a91559 - ACRMSMeasurement: explicitly manage input location
<_whitenotifier-4> [scopehal] azonenberg fba2764 - Fixed bug where shader temporary buffer was made unnecessarily large
<_whitenotifier-4> [scopehal] azonenberg ea8ff98 - Tweaked thread count for performance
<_whitenotifier-4> [scopehal-apps] azonenberg pushed 1 commit to master [+1/-0/±2] https://github.com/ngscopeclient/scopehal-apps/compare/00cde3fa6e5b...cc1f0954a7e7
<_whitenotifier-4> [scopehal-apps] azonenberg cc1f095 - Added Averager unit test and GPU-accelerated averaging block
<_whitenotifier-4> [scopehal-apps] AleksaBjelogrlic opened issue #842: ACRMS gives inaccurate results at high record lengths - https://github.com/ngscopeclient/scopehal-apps/issues/842
<_whitenotifier-4> [scopehal] AleksaBjelogrlic opened issue #972: ACRMS gives inaccurate results at high record lengths - https://github.com/ngscopeclient/scopehal/issues/972
<_whitenotifier-4> [scopehal] azonenberg edited issue #972: ACRMS gives inaccurate results at high record lengths (numerical stability) - https://github.com/ngscopeclient/scopehal/issues/972
<_whitenotifier-4> [scopehal] azonenberg pushed 2 commits to master [+0/-0/±3] https://github.com/ngscopeclient/scopehal/compare/ea8ff9823a01...354632d1e4fb
<_whitenotifier-4> [scopehal] azonenberg ab8eca4 - ACRMS: refactored to split sparse and uniform code paths
<_whitenotifier-4> [scopehal] azonenberg 354632d - ACRMS: switch to Kahan summation to fix numerical stability issues with deep waveforms. GPU accelerate average for uniform waveforms. Fixes #972.
<_whitenotifier-4> [scopehal] azonenberg closed issue #972: ACRMS gives inaccurate results at high record lengths (numerical stability) - https://github.com/ngscopeclient/scopehal/issues/972
<_whitenotifier-4> [scopehal-apps] azonenberg pushed 3 commits to master [+1/-0/±5] https://github.com/ngscopeclient/scopehal-apps/compare/cc1f0954a7e7...30b6c6347a62
<_whitenotifier-4> [scopehal-apps] azonenberg 8468190 - Initial implementation of Filter_ACRMS test
<_whitenotifier-4> [scopehal-apps] azonenberg 97138bc - Initial CPU vs GPU benchmark. Seems fishy, there's caching messing with things?
<_whitenotifier-4> [scopehal-apps] azonenberg 30b6c63 - ACRMS: Switch to using Kahan summation in reference implementation to get improved accuracy with deep memory
<_whitenotifier-4> [scopehal-apps] ayoungblood commented on issue #841: An Error came up when trying to run the installer - https://github.com/ngscopeclient/scopehal-apps/issues/841#issuecomment-2956313113
<_whitenotifier-4> [scopehal] azonenberg pushed 1 commit to master [+0/-0/±2] https://github.com/ngscopeclient/scopehal/compare/354632d1e4fb...e0200ad48847
<_whitenotifier-4> [scopehal] azonenberg e0200ad - ACRMSMeasurement: do GPU edge detection
<_whitenotifier-4> [scopehal-apps] azonenberg pushed 1 commit to master [+0/-0/±2] https://github.com/ngscopeclient/scopehal-apps/compare/30b6c6347a62...d911f2aed957
<_whitenotifier-4> [scopehal-apps] azonenberg d911f2a - ACRMS: Do GPU accelerated zero crossing detection
<_whitenotifier-4> [scopehal-apps] ayoungblood opened issue #843: Windows build: deprecation warnings causing build to fail (because of -Werror) - https://github.com/ngscopeclient/scopehal-apps/issues/843
<_whitenotifier-4> [scopehal-docs] wheezs opened issue #106: An Error came up when trying to run the installer - https://github.com/ngscopeclient/scopehal-docs/issues/106
<_whitenotifier-4> [scopehal-apps] azonenberg assigned issue #843: Windows build: deprecation warnings causing build to fail (because of -Werror) - https://github.com/ngscopeclient/scopehal-apps/issues/843
<azonenberg> At some point we should probably make a pass over a lot of filters to check for and fix numerical stability issues on large input datasets
<azonenberg> I bet that isnt the only one
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