A "short" video on matrix inversion formula. ... https://www.youtube.com/watch?v=wzHPKD37nVU

January 20, 2023 — Federal study findings help understand effects of expanding access to treatment for opioid use disorder. https://www.nih.gov/news-events/news-releases/overdose-deaths-involving-buprenorphine-did-not-proportionally-increase-new-flexibilities-prescribing ... https://www.youtube.com/watch?v=AJgrZqXsLS8

Explanation of the paper "The recovery of trees from measures of similarity" by Peter Buneman Overview: 0:10 - Review of Buneman Tree 3:07 - Overview of additive tree metric 4:58 - Distance between two nodes 9:06 - Support of a node 9:44 - Delta-distance between two members in base set 12:05 - Delta-distance between corresponding members in the support of two nodes is the same as Delta-distance between the two nodes 14:42 - Natural (primitive) distance between members in base set 16:07 - Relating primitive d-distance with Delta-distance 21:30 - Preview of Theorem 1 (proof is completed in the next video) 23:04 - Review of compatibility of splits 24:48 - Compatible sigmas have positive mu (Lemma 8) 25:45 - Proof of Lemma 8 33:05 - Delta-distance is less than equal to d-distance (Lemma 9) 35:25 - Proof of Lemma 9 50:57 - Example 1 1:01:28 - Example 2 1:06:19 - Final remark Correction: I got confused with the words "additive" and "addictive". I pronounced "additive" as "addictive" throughout. ... https://www.youtube.com/watch?v=xgo9pNjY8xI

December 19, 2023 — Treatment significantly increased the amounts of multiple common foods that food-allergic children and adolescents could consume. https://www.nih.gov/news-events/news-releases/antibody-reduces-allergic-reactions-multiple-foods-nih-trial ... https://www.youtube.com/watch?v=D2GQBZPGmXA