From the Lab

Research & Writing

Mapping Concept Evolution in Qwen3

February 13, 2026

Mapping Concept Evolution in Qwen3

David Fooshee, John Carlsson, Gunnar Carlsson

BluelightAI Research Fellowship

February 9, 2026

BluelightAI Research Fellowship

Jakob Hansen

Circuit Tracing with the Qwen3 Cross-Layer Transcoders

December 18, 2025

Circuit Tracing with the Qwen3 Cross-Layer Transcoders

Jakob Hansen

Cross Layer Transcoders for the Qwen3 LLM Family

December 4, 2025

Cross Layer Transcoders for the Qwen3 LLM Family

Gunnar Carlsson

Introducing Cross-Layer Transcoders for Qwen3

December 3, 2025

Introducing Cross-Layer Transcoders for Qwen3

Jakob Hansen, Sachin Khanna

From Black Box to Audit Trail: How BluelightAI Makes LLM Decisions Explainable

November 9, 2025

From Black Box to Audit Trail: How BluelightAI Makes LLM Decisions Explainable

John Carlsson

The Regulatory Horizon for AI Companies: What to Know and How to Prepare

November 2, 2025

The Regulatory Horizon for AI Companies: What to Know and How to Prepare

Sachin Khanna

Signal Processing for AI

September 18, 2025

Signal Processing for AI

Gunnar Carlsson

Graph Modeling for Mechanistic Interpretability

September 5, 2025

Graph Modeling for Mechanistic Interpretability

Gunnar Carlsson, John Carlsson

Topological Feature Generation for Speech Recognition

July 23, 2025

Topological Feature Generation for Speech Recognition

Gunnar Carlsson, John Carlsson

Using TDA and Sparse Autoencoders to Evaluate TruthfulQA

July 7, 2025

Using TDA and Sparse Autoencoders to Evaluate TruthfulQA

Jakob Hansen

Feature Engineering for Language Models

June 27, 2025

Feature Engineering for Language Models

V. Lado Naess, L. Sjögren, D. Fooshee, G. Carlsson

Why Your AI Needs Cobalt: Adapt, Diagnose, and Deploy with Confidence

June 18, 2025

Why Your AI Needs Cobalt: Adapt, Diagnose, and Deploy with Confidence

Sachin Khanna

Mechanistic Interpretability in Practice: Applying TDA to Breast Cancer

June 6, 2025

Mechanistic Interpretability in Practice: Applying TDA to Breast Cancer

Gunnar Carlsson

Topological Data Analysis Reveals a Subgroup of Luminal B Breast Cancer

May 30, 2025

Topological Data Analysis Reveals a Subgroup of Luminal B Breast Cancer

Zahra Rostami, David Fooshee, Gunnar Carlsson, Shankar Subramaniam

Next Generation AI Model Evaluation

May 23, 2025

Next Generation AI Model Evaluation

Gunnar Carlsson, John Carlsson

New Release: Cobalt Version 0.3.9

May 15, 2025

New Release: Cobalt Version 0.3.9

Jakob Hansen

Improving CNNs with Klein Networks: A Topological Approach to AI

April 24, 2025

Improving CNNs with Klein Networks: A Topological Approach to AI

Gunnar Carlsson

Evaluating LLM Hallucinations with BluelightAI Cobalt

April 3, 2025

Evaluating LLM Hallucinations with BluelightAI Cobalt

Jakob Hansen

From Loops to Klein Bottles: Uncovering Hidden Topology in High Dimensional Data

March 27, 2025

From Loops to Klein Bottles: Uncovering Hidden Topology in High Dimensional Data

Gunnar Carlsson