# HTM Hackers' Hangout - Apr 6 2018

**URL:** <https://discourse.numenta.org/t/htm-hackers-hangout-apr-6-2018/3744>\
**Category:** Live Streaming\
**Created:** [April 6, 2018, 4:15pm UTC](https://discourse.numenta.org/t/htm-hackers-hangout-apr-6-2018/3744 "2018-04-06T16:15:17Z")\
**Posts on this page:** 1\
**Showing post:** 16

<div class="post-metadata">

**Author:** ![Bitking](https://yyz2.discourse-cdn.com/flex030/user_avatar/discourse.numenta.org/bitking/32/3099_2.png) [@Bitking](https://discourse.numenta.org/u/Bitking)\
**Post date:** [April 7, 2018, 6:23am UTC](https://discourse.numenta.org/t/htm-hackers-hangout-apr-6-2018/3744/16 "2018-04-07T06:23:59Z")

</div>

You spoke of oscillation!  
From one of the old guard - some very smart words on that very topic.  
BTW: kinda long but worth the effort.

  
Slide deck:  
[http://idies.jhu.edu/wp-content/uploads/2016/09/Sejnowski.JHU16.pdf](http://idies.jhu.edu/wp-content/uploads/2016/09/Sejnowski.JHU16.pdf)

Spike timing, signaling, and learning:

> **[nihms-758425.pdf](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4763947/pdf/nihms-758425.pdf)**
>
> 645.13 KB

Waves (circular and otherwise), and sleep spindles - important bits about the transfer from hippocampus to cortex:

> **[elife-17267.pdf](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5114016/pdf/elife-17267.pdf)**
>
> 1417.13 KB

---

_[View the full topic](https://discourse.numenta.org/t/htm-hackers-hangout-apr-6-2018/3744)._