7 papers
Legal Domain Adaptation of Modern BERT Models
Dominik Stammbach, Peter Henderson
We investigate domain adaptation of modern BERT models in the legal domain. We further pre-train ModernBERT on all US court opinions using the masked language modeling objective. A…
Using Cognitive Models to Improve Language Model Simulation of Human Persuasion Games
Zirui Cheng, Zeyu Shen, Thomas L. Griffiths +1
People make decisions differently in strategic interactions. Some update beliefs like a Bayesian; others exhibit biases like motivated reasoning. Although creators of large languag…
Who Checks the Citations? Benchmarking Legal Hallucination Detection
Patty Liu, Dominik Stammbach, Peter Henderson
Attorneys, judges, and pro se filers increasingly use AI to draft legal documents, yet these tools frequently fabricate citations. Despite predictions that newer models would hallu…
AI-Assisted Moot Courts: Simulating Justice-Specific Questioning in Oral Arguments
Kylie Zhang, Nimra Nadeem, Lucia Zheng +2
In oral arguments, judges probe attorneys with questions about the factual record, legal claims, and the strength of their arguments. To prepare for this questioning, both law scho…
Legal Retrieval for Public Defenders
Dominik Stammbach, Kylie Zhang, Patty Liu +4
AI tools are suggested as solutions to assist public agencies with heavy workloads. In public defense -- where a constitutional right to counsel meets the complexities of law, over…
A Multimodal Benchmark for Framing of Oil & Gas Advertising and Potential Greenwashing Detection
Gaku Morio, Harri Rowlands, Dominik Stammbach +2
Companies spend large amounts of money on public relations campaigns to project a positive brand image. However, sometimes there is a mismatch between what they say and what they d…