papers

Publications (9)

cs.CL2023

Do Large GPT Models Discover Moral Dimensions in Language Representations? A Topological Study Of Sentence Embeddings

Stephen Fitz

As Large Language Models are deployed within Artificial Intelligence systems, that are increasingly integrated with human society, it becomes more important than ever to study thei…

cs.AI2025

Testing the Machine Consciousness Hypothesis

Stephen Fitz

The Machine Consciousness Hypothesis states that consciousness is a substrate-free functional property of computational systems capable of second-order perception. I propose a rese…

cs.CL2025

Personality Traits in Large Language Models

Greg Serapio-García, Mustafa Safdari, Clément Crepy +6

The advent of large language models (LLMs) has revolutionized natural language processing, enabling the generation of coherent and contextually relevant human-like text. As LLMs in…

cs.AI2025

Psychometric Personality Shaping Modulates Capabilities and Safety in Language Models

Stephen Fitz, Peter Romero, Steven Basart +2

Large Language Models increasingly mediate high-stakes interactions, intensifying research on their capabilities and safety. While recent work has shown that LLMs exhibit consisten…

cs.CL2021

Parameter-Efficient Neural Question Answering Models via Graph-Enriched Document Representations

Louis Castricato, Stephen Fitz, Won Young Shin

As the computational footprint of modern NLP systems grows, it becomes increasingly important to arrive at more efficient models. We show that by employing graph convolutional docu…

cs.CL2024

Hidden Holes: topological aspects of language models

Stephen Fitz, Peter Romero, Jiyan Jonas Schneider

We explore the topology of representation manifolds arising in autoregressive neural language models trained on raw text data. In order to study their properties, we introduce tool…