Alex Ivanov

icon company faculty icon location Level 5, 160 Old Street, London, EC1V 9BW icon location Data Scientist (MSc, PhD in Comp. Neuroscience). Expert in data analysis, ML, DSP, and NLP. Passionate about solving real-world problems.

Results 6 comments of Alex Ivanov

Isolating Spikes

Hi, You can try this https://djoshea.github.io/neuropixel-utils/ You need to access the raw .bin file and get them from there. The link above should have enough info and worked examples.

Advice for sorting recordings with poor signal-to-noise ratio?

Hi, ops.spkTh will only change the threshold for initializing the spikes for the templates but not the actual detection of events. There are two options for ops.initialize = ''fromData' or...

Reducing the mergining propensity in merge_posthoc2?

Hi, @marius10p I am sure you are quite busy but any advice on this would be much appreciated. :) Is this optimization something purely empirical that has to be done...

Reducing the mergining propensity in merge_posthoc2?

Hi @marius10p Thank you for the detailed answer. I will focus my efforts on 1) and 2) then. For 2), is there a fundamental reason why going below 2xNChanTotal is...

Number of clusters in Nfilt and merge_posthoc2

Hi Nick, Many thanks for your quick reply! When you set the number of clusters in Nfilt, what do you find to be a good compromise between too much merging...

Suggestion for referencing method

Hi Will and Nick, I use a system for referencing very similar to what @weallen describes where I have a male/female crimp connectors. I use these ones ([male](https://uk.rs-online.com/web/p/circular-connector-contacts/6876364/) and [female](https://uk.rs-online.com/web/p/circular-connector-contacts/6876361/))...