collaborators

6 papers

cs.CL2025

Incentives or Ontology? A Structural Rebuttal to OpenAI's Hallucination Thesis

Richard Ackermann, Simeon Emanuilov

OpenAI has recently argued that hallucinations in large language models result primarily from misaligned evaluation incentives that reward confident guessing rather than epistemic…

cs.CL2025

Stemming Hallucination in Language Models Using a Licensing Oracle

Simeon Emanuilov, Richard Ackermann

Language models exhibit remarkable natural language generation capabilities but remain prone to hallucinations, generating factually incorrect information despite producing syntact…

cs.CY2025

How Large Language Models are Designed to Hallucinate

Richard Ackermann, Simeon Emanuilov

Large language models (LLMs) achieve remarkable fluency across linguistic and reasoning tasks but remain systematically prone to hallucination. Prevailing accounts attribute halluc…

cs.IR2025

Teaching a Language Model to Speak the Language of Tools

Simeon Emanuilov

External tool integration through function-calling is essential for practical language model applications, yet most multilingual models lack reliable tool-use capabilities in non-E…

cs.IR2025

Billion-scale Similarity Search Using a Hybrid Indexing Approach with Advanced Filtering

Simeon Emanuilov, Aleksandar Dimov

This paper presents a novel approach for similarity search with complex filtering capabilities on billion-scale datasets, optimized for CPU inference. Our method extends the classi…

cs.SE2025

A quantitative framework for evaluating architectural patterns in ML systems

Simeon Emanuilov, Aleksandar Dimov

Contemporary intelligent systems incorporate software components, including machine learning components. As they grow in complexity and data volume such machine learning systems fa…