Tuning the Bernoulli Naïve Bayes Model for News Classification, all from First Principles.Continue reading on Towards AI »
I Passed the DP-600 Fabric Analytics Engineer Exam — Here’s My Honest Study Plan (With What I’d Skip)Six weeks, two failed practice runs, one embarrassingly wrong assumption about what the exam actually tests, and the exact study approach that finally …
We uploaded 14 months of real client sales data — 127,000 transactions, 8 product categories, 12 regions — to ChatGPT and asked it to…Continue reading on Towards AI »
By Questa AI | Healthcare AI & Compliance InsightsAt Questa AI, we work at the intersection of artificial intelligence and healthcare every single day. And one question keeps coming up — from hospital administrators, compliance officers, and clinic…
Every Monday morning for eight months, I spent three hours copying numbers into a spreadsheet. Then I spent one Saturday afternoon building the thing that gave those hours back forever.Every Monday morning, without fail, for eight straight months — I m…
Benchmarking eight models across three paradigms revealing why accuracy is a deceptive metric for imbalanced text classificationTable of ContentsThe Dataset & Class ImbalanceWhat Spam Looks Like in WordsPhase 1 : The Eight-Model BenchmarkHow All Ei…
I’ve audited 47 Power BI implementations in the last 3 years. 42 of them had the same fundamental data modeling mistake — a mistake that…Continue reading on Towards AI »