collaborators

5 papers

cs.CL2026

Expert-Level Crisis Detection in Mental Health Conversations

Grace Byun, Abigail Lott, Rebecca Lipschutz +3

Real-world crisis intervention is inherently conversational, yet existing research largely focuses on static texts.Real-world crisis intervention is inherently conversational, yet…

cs.CL2026

CRADLE Bench: A Clinician-Annotated Benchmark for Multi-Faceted Mental Health Crisis and Safety Risk Detection

Grace Byun, Rebecca Lipschutz, Sean T. Minton +2

Detecting mental health crisis situations such as suicide ideation, rape, domestic violence, child abuse, and sexual harassment is a critical yet underexplored challenge for langua…

cs.CL2025

LLM-as-a-Grader: Practical Insights from Large Language Model for Short-Answer and Report Evaluation

Grace Byun, Swati Rajwal, Jinho D. Choi

Large Language Models (LLMs) are increasingly explored for educational tasks such as grading, yet their alignment with human evaluation in real classrooms remains underexamined. In…

cs.CL2025

Secure Multifaceted-RAG for Enterprise: Hybrid Knowledge Retrieval with Security Filtering

Grace Byun, Shinsun Lee, Nayoung Choi +1

Existing Retrieval-Augmented Generation (RAG) systems face challenges in enterprise settings due to limited retrieval scope and data security risks. When relevant internal document…

cs.CL2025

D-GEN: Automatic Distractor Generation and Evaluation for Reliable Assessment of Generative Model

Grace Byun, Jinho D. Choi

Evaluating generative models with open-ended generation is challenging due to inconsistencies in response formats. Multiple-choice (MC) evaluation mitigates this issue, but generat…