Building Trustworthy AI Collaborators: Factuality and Source Attribution in Agentic Workflows
- 2025
- AGU 2025
Tigran Tchrakian
Title
Research Scientist
Bio
I am a research scientist at IBM Research Europe, Dublin in the NLP and Reasoning in Healthcare team.
I hold a Ph.D. from Trinity College Dublin.
Publications
FactReasoner: A Probabilistic Approach to Long-Form Factuality Assessment for Large Language Models
- Radu Marinescu
- Debarun Bhattacharjya
- et al.
- 2025
- EMNLP 2025
WikiContradict: A Benchmark for Evaluating LLMs on Real-World Knowledge Conflicts from Wikipedia
- Yufang Hou
- Alessandra Pascale
- et al.
- 2024
- NeurIPS 2024
Practical Perfusion Quantification in Multispectral Endoscopic Video: Using the Minutes after ICG Administration to Assess Tissue Pathology
- Jonathan Epperlein
- Mykhaylo Zayats
- et al.
- 2021
- AMIA Annual Symposium 2021
Patents
- US
- 12100141
- US
- 11929177
- US
- 11886319
- US
- 11004563
- US
- 10587132
- US
- 10235724
- US
- 10155500
- US
- 10040424
- US
- 9997936
- US
- 9952190
Projects
Analyzing and visualizing differences in blood flow patterns, made visible with fluorescent dyes and multispectral imaging.
Top collaborators
AP
Alessandra Pascale
Senior Research Scientist and manager, Accelerated Discovery, NLP and Inference on Graphs
RM
Radu Marinescu
Research Staff Member
ED
Elizabeth Daly
STSM, Research Manager, Interactive AI Group
JC
Javier Carnerero Cano
Research Scientist - Trustworthy AI