The first image I made for this site was the AI image you have seen everywhere. The blue brain. The glowing orb. The abstract human figure holding light in her hands. I deleted it. I have been starting over, with increasing precision, for a year. IN THIS ESSAY 01The first failure was not the model, …
How I make the images for this publication, step by step Read More »
Picture an agent that answers questions about customer invoices. It has one tool, a lookup against an internal API, and a task that needs four lookups. The first two go through fine. Then the credential behind that API expires, and every call from the third one onward comes back as a 401. What can happen …
Agentic AI in Production: Why Your Agent Keeps Answering After Its Tools Fail Read More »
SAN FRANCISCO – If you have typed something private into an AI and wondered where it went, one company has now answered. The answer turns on one word it never defines. Anthropic, which makes Claude, published a short explanation on 14 September, two minutes and nineteen seconds long. It is addressed to organisations that buy …
What an AI Company Keeps of What You Type · Hanh D. Brown Read More »
Job postings for data analysts, statisticians, and researchers increasingly list “AI experience” as a requirement. But that phrase means very different things depending on who wrote the listing, what industry they’re in, and what problem they’re trying to solve. A hiring manager at a retail company, a biotech startup, and a financial services firm may …
What Companies Actually Mean When They Say They Want “AI Experience” Read More »
Short answer What does an in-force date actually mean? A rule usually carries two dates, not one. The effective date is when it becomes law. The compliance date is when anyone actually has to follow it. They can sit years apart. Checking only the first tells you a rule exists, never whether it applies to …
What an In-Force Date Really Means · Hanh D. Brown Read More »
When a Straight Line Stops Being Enough Linear regression earns its popularity for good reasons: it is simple, fast, interpretable, and often surprisingly effective. But real relationships do not always cooperate with straight lines. Some bend gradually. Some flatten. Some change behavior across different regions. Braking distance, crop response, wind-turbine power, and satellite Doppler all …
SAN FRANCISCO – Two proposals for keeping artificial intelligence safe were made at one conference keynote this week. Neither of them is a law, and nobody in the 63 minutes on the recording named one. The two men were not on a stage together and this page will not pretend they were. The Dreamforce keynote …
Two Ways of Keeping AI Safe Were Proposed in One Hour Read More »
JSON is one of the most common formats for storing and exchanging data in Python applications. For small files, Python’s built-in json module works perfectly well: import json with open(“data.json”) as f: data = json.load(f) The problem starts when the file becomes large. json.load() parses the entire JSON document and creates the corresponding Python …
How to Process Large JSON Files in Python With ijson Read More »
Short answer What must a Medicare denial letter tell you? A Medicare denial notice must give the reasons, say whether a local or national coverage policy was applied, explain how to obtain more information such as the provision used, and set out your appeal rights. It must be written to be understood. It does not …
What a Denial Letter Must Tell You · Hanh D. Brown Read More »
You’ve probably already seen the term decision model quite often in your feed lately. The idea of this new breed of AI is simple: you give the model some context and a set of options, and it picks one. An LLM can do that too, but decision models are trained specifically for this task, and …
Decision Models in Action: Build a Hybrid LLM Workflow Read More »
