Search Results for author: Hayden S. Helm

Found 13 papers, 3 papers with code

Consistent estimation of generative model representations in the data kernel perspective space

no code implementations25 Sep 2024 Aranyak Acharyya, Michael W. Trosset, Carey E. Priebe, Hayden S. Helm

Generative models, such as large language models and text-to-image diffusion models, produce relevant information when presented a query.

Comparing Foundation Models using Data Kernels

no code implementations9 May 2023 Brandon Duderstadt, Hayden S. Helm, Carey E. Priebe

Further, we demonstrate how our methodology can be extended to facilitate population level model comparison.

Benchmarking Self-Supervised Learning +1

Mental State Classification Using Multi-graph Features

no code implementations25 Feb 2022 Guodong Chen, Hayden S. Helm, Kate Lytvynets, Weiwei Yang, Carey E. Priebe

We consider the problem of extracting features from passive, multi-channel electroencephalogram (EEG) devices for downstream inference tasks related to high-level mental states such as stress and cognitive load.

Classification EEG +3

Towards a theory of out-of-distribution learning

no code implementations29 Sep 2021 Jayanta Dey, Ali Geisa, Ronak Mehta, Tyler M. Tomita, Hayden S. Helm, Haoyin Xu, Eric Eaton, Jeffery Dick, Carey E. Priebe, Joshua T. Vogelstein

Establishing proper and universally agreed-upon definitions for these learning setups is essential for thoroughly exploring the evolution of ideas across different learning scenarios and deriving generalized mathematical bounds for these learners.

Continual Learning Learning Theory +1

Inducing a hierarchy for multi-class classification problems

no code implementations20 Feb 2021 Hayden S. Helm, Weiwei Yang, Sujeeth Bharadwaj, Kate Lytvynets, Oriana Riva, Christopher White, Ali Geisa, Carey E. Priebe

In applications where categorical labels follow a natural hierarchy, classification methods that exploit the label structure often outperform those that do not.

Clustering General Classification +1

Subgraph nomination: Query by Example Subgraph Retrieval in Networks

no code implementations29 Jan 2021 Al-Fahad M. Al-Qadhi, Carey E. Priebe, Hayden S. Helm, Vince Lyzinski

This paper introduces the subgraph nomination inference task, in which example subgraphs of interest are used to query a network for similarly interesting subgraphs.

Recommendation Systems Retrieval

A partition-based similarity for classification distributions

no code implementations12 Nov 2020 Hayden S. Helm, Ronak D. Mehta, Brandon Duderstadt, Weiwei Yang, Christoper M. White, Ali Geisa, Joshua T. Vogelstein, Carey E. Priebe

Herein we define a measure of similarity between classification distributions that is both principled from the perspective of statistical pattern recognition and useful from the perspective of machine learning practitioners.

Classification General Classification +2

Omnidirectional Transfer for Quasilinear Lifelong Learning

1 code implementation27 Apr 2020 Joshua T. Vogelstein, Jayanta Dey, Hayden S. Helm, Will LeVine, Ronak D. Mehta, Ali Geisa, Haoyin Xu, Gido M. van de Ven, Emily Chang, Chenyu Gao, Weiwei Yang, Bryan Tower, Jonathan Larson, Christopher M. White, Carey E. Priebe

But striving to avoid forgetting sets the goal unnecessarily low: the goal of lifelong learning, whether biological or artificial, should be to improve performance on all tasks (including past and future) with any new data.

Federated Learning Lifelong learning +1

GraSPy: Graph Statistics in Python

2 code implementations29 Mar 2019 Jaewon Chung, Benjamin D. Pedigo, Eric W. Bridgeford, Bijan K. Varjavand, Hayden S. Helm, Joshua T. Vogelstein

We introduce GraSPy, a Python library devoted to statistical inference, machine learning, and visualization of random graphs and graph populations.

BIG-bench Machine Learning

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