Research

Publications

        Benchmark data repositories for better benchmarking
            Rachel Longjohn*, Markelle Kelly*, and Padhraic Smyth.
            NeurIPS Datasets and Benchmarks, 2024.

        Likelihood ratios for changepoints in categorical count data with applications in digital forensics
            Rachel Longjohn and Padhraic Smyth.
            Journal of Forensic Sciences, 2024.
            PDF

        Likelihood ratios for categorical count data with applications in digital forensics
            Rachel Longjohn, Padhraic Smyth, and Hal S. Stern
            Law, Probability, and Risk, 2022.
            PDF

Conference Presentations

        Statistical uncertainty quantification for aggregate task-performance metrics in ML benchmarks
            Rachel Longjohn*, Giri Gopalan*, and Emily Casleton
            NeurIPS Workshop on Statistical Frontiers in LLMs and Foundation Models, 2024.
            PDF

        Statistical approaches for testing and evaluating foundation models
            Giri Gopalan, Emily Casleton, Olivier Binette, and Rachel Longjohn
            Fall Technical Conference: Harmonizing Quality, Statistics, and Data Science, 2023.
            Abstract

        Bayes factors for the existence of changepoints in categorial sequences within digital forensics
           Rachel Longjohn and Padhraic Smyth
           Joint Statistical Meetings, 2023.
           Abstract

        A likelihood ratio approach for detecting behavioral changes in device usage over time
            Rachel Longjohn and Padhraic Smyth
            Annual Meeting of the American Academy of Forensic Sciences, 2023.
            Abstract Interactive poster

        Likelihood ratios for categorical evidence with applications to digital forensics
            Rachel Longjohn and Padhraic Smyth
            Joint Statistical Meetings, 2022.
            Abstract

        Likelihood ratios for categorical evidence with applications in digital evidence
            Rachel Longjohn, Padhraic Smyth, and Hal S. Stern
            Annual Meeting of the American Academy of Forensic Sciences, 2022.
            Abstract

Webinars

        Tutorial on Likelihood Ratios with Applications in Digital Forensics
            Rachel Longjohn and Padhraic Smyth
            Center for Statistics and Applications in Forensic Evidence (CSAFE) Summer Webinar Series, 2022.
            Recording