# \#speed

**URL:** https://discourse.numenta.org/tag/speed/173.md

[Latest](https://discourse.numenta.org/latest.md) · [Categories](https://discourse.numenta.org/categories.md) · [Tags](https://discourse.numenta.org/tags.md)

---

## [SDR overlap speed tests numba vs](https://discourse.numenta.org/t/sdr-overlap-speed-tests-numba-vs/9390)

<div class="topic-metadata">

**Author:** [@cezar\_t](https://discourse.numenta.org/u/cezar_t)\
**Replies:** 21\
**Last updated:** [February 16, 2022, 1:05pm UTC](https://discourse.numenta.org/t/sdr-overlap-speed-tests-numba-vs/9390 "2022-02-16T13:05:53Z")

</div>

Here-s a performance test on the basic counting overlaps of two SDRs import numba from htm.bindings.sdr import SDR import numpy as np # This is a "naive" python implementation which "compiles" well in numba def py\_over…

---

## [Performance optimizations](https://discourse.numenta.org/t/performance-optimizations/3331)

<div class="topic-metadata">

**Author:** [@breznak](https://discourse.numenta.org/u/breznak)\
**Replies:** 17\
**Last updated:** [January 31, 2019, 4:44pm UTC](https://discourse.numenta.org/t/performance-optimizations/3331 "2019-01-31T16:44:00Z")

</div>

A highly desired topic for many of us. I’ve started the work in https://github.com/htm-community/nupic.cpp/issues/3 Related discussions: Do we have performance numbers for SDR library? NuPic core C++ vs Other languag…