Google DeepMind Researchers Release Gemma Scope 2 as a Full Stack Interpretability Suite for Gemma 3 Models

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Google DeepMind Researchers introduce Gemma Scope 2, an open suite of interpretability tools that exposes how Gemma 3 language models process and represent information across all layers, from 270M to 27B parameters. Its core goal is simple, give AI safety and alignment teams a practical way to trace model behavior back to internal features instead of relying only on input output analysis. When a Gemma 3 model jailbreaks, hallucinates or shows sycophantic behavior, Gemma Scope 2 lets researchers […]

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Meta’s New SAM Audio AI Model Lets You Isolate Sound With Utmost Precision

Meta’s New SAM Audio AI Model Lets You Isolate Sound With Utmost Precision

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Key Highlights: Although Meta might not be making progress with its Llama Large Language Model (LLM), there is something it’s working on and is quite serious about. Here, I’m referring to Meta’s Segment Anything family. Speaking of which, the company has unveiled SAM Audio. That’s a new AI model that promises to make sound separation feel almost as intuitive as pointing at something on a screen and saying, “That, I want that.” Meta’s SAM Audio model can isolate […]

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Evaluating Perplexity on Language Models

Evaluating Perplexity on Language Models

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This article is divided into two parts; they are: • What Is Perplexity and How to Compute It • Evaluate the Perplexity of a Language Model with HellaSwag Dataset Perplexity is a measure of how well a language model predicts a sample of text.

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Expert Available: Why Do We Love Upsets in Sports But Fear Them in Tech?

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As sports fans throughout the country gear up for rivalries and the playoffs this holiday season, Cato Institute senior fellow in technology policy Jennifer Huddleston’s new blog, titled What Sports Can Teach Us About Competition Policy, compares competition in sports to competition in the technology market: lead , “Competition doesn’t only exist on the field. It also exists in the market. So why then do we seem not to greet technology disruptors’ success with the same sense of pride and […]

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