Ioannis Tzachristas

According to our database, Ioannis Tzachristas authored at least 5 papers between 2024 and 2025.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2025

A Mathematical Theory of Top-<i>k</i> Sparse Attention via Total Variation Distance.

Georgios Tzachristas, Lei Deng, Ioannis Tzachristas, Gong Zhang, Renhai Chen

CoRR, December, 2025

NOEM³A: A Neuro-Symbolic Ontology-Enhanced Method for Multi-Intent Understanding in Mobile Agents.

Ioannis Tzachristas, Aifen Sui

CoRR, November, 2025

Guided Persona-based AI Surveys: Can we replicate personal mobility preferences at scale using LLMs?

Ioannis Tzachristas, Santhanakrishnan Narayanan, Constantinos Antoniou

CoRR, January, 2025

Perses: Unlocking Privilege Escalation for Small LLMs via Extensible Heterogeneity.

Dominik M. Weber, Ioannis Tzachristas, Aifen Sui

Proceedings of the 20th ACM Asia Conference on Computer and Communications Security, 2025

2024

Creating an LLM-based AI-agent: A high-level methodology towards enhancing LLMs with APIs.

Ioannis Tzachristas

CoRR, 2024