
Fast Data Science presented the open source AI tool Harmony at the second Building AI for Good - Showcase & Meetup on 23 January 2025 organised by Newspeak House.
* 18:30 - Doors Open
19:00 - 19:20: Thomas Wood (Fast Data Science) and Bettina Moltrecht on supporting psychologists with Harmony. We will discuss using generative AI and LLMs to help researchers discover datasets and compare items in mental health questionnaires, even when they are written in different languages. Harmony is funded by the Economic and Social Research Council (ESRC) and previously by the Wellcome Trust.
19:25 - 19:45: Rob on voice AI user interfaces
19:50 - 20:10: Lorraine on building AI for Practice
20:15 onwards: community notices and mingling
Natural language processing
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This new video explains natural language processing: what it is, how it works, and what can it do for your organisation. Natural Language Processing (NLP) is a branch of Artificial Intelligence (AI) that focuses on giving computers the ability to understand human language, combining disciplines like linguistics, computer science, and engineering.

This free A/B test calculator will help you compare two variants of your website, A and B, and tell you the probability that B is better. You can read more about A/B testing in our earlier blog post on the subject. You may also be interested in our Chi-Squared sample size calculator which will help you calculate the minimum sample size needed to run a Chi-Squared test, given an expected standardised effect size.

See also: Fast Data Science A/B test Calculator (Bayesian) A/B testing is a way you can test two things, Thing A, and Thing B, to see which is better. You most commonly hear about A/B testing in the context of commercial websites, but A/B testing can be done in a number of different contexts, including offline marketing, and testing prices.
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