What is AI? Saeed Ahmed MD Disclosures This presentation reflects - PowerPoint PPT Presentation

What is AI? Saeed Ahmed MD

Disclosures • This presentation reflects the views of the author and not of any organization. • Independent consultant currently on contractual assignment with Biogen • Other financial disclosures: none.

Art rtificial In Intelligence Narrow vs. . General

What do these guys think about Artificial General Intelligence?

What is Machine Learning? A machine is said to learn from experience E with respect to some class of tasks t and performance measure P if its performance at tasks in t , as measured by P , improves with experience E Mitchell, Tom. (1997) Machine Learning P(t) E E. Fredkin University Professor School of Computer Science Carnegie Mellon University “Curve Fitting” [multivariate, large datasets, fast computation] Judea Pearl (2019) SamHarris.org Chancellor’s Professor Emeritus, Computer Science, UCLA

Data Structured and Unstructured

Learning Unsupervis ised and Superv rvis ised

Learning Unsupervis ised and Superv rvis ised

Learning Unsupervis ised and Superv rvis ised

Clinical Research Models Clinical Research - Traditional vs. New Old and New Approaches Tables and Pre- Recruitment Graphs programmed Site-based based on Rules of referral and Data-Collection Analysis based Low info local databases on SAP transfer Multimodal Iterative Site-less data data fusion improvements Smart collection to model Matching Social Media Machine Hi info transfer New data types Learning

Handle with Care!

Practic ical Consideratio ions Training/Deployment Data Output (‘prediction’) Black Box Data Output (‘prediction’) X-AI Scalability Data Output (‘prediction’)

Careful Sampling is Still Very ry Im Important Set consisting of all possible data from all patients with schizophrenia T2 T1

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