Examples are not enough, learn to criticize! criticism for interpretability

B Kim, R Khanna, OO Koyejo - Advances in neural …, 2016 - proceedings.neurips.cc
Example-based explanations are widely used in the effort to improve the interpretability of
highly complex distributions. However, prototypes alone are rarely sufficient to represent the …

[HTML][HTML] MRIQC: Advancing the automatic prediction of image quality in MRI from unseen sites

O Esteban, D Birman, M Schaer, OO Koyejo… - PloS one, 2017 - journals.plos.org
Quality control of MRI is essential for excluding problematic acquisitions and avoiding bias in
subsequent image processing and analysis. Visual inspection is subjective and impractical …

[PDF][PDF] The dynamics of functional brain networks: integrated network states during cognitive task performance

JM Shine, PG Bissett, PT Bell, O Koyejo, JH Balsters… - Neuron, 2016 - cell.com
Higher brain function relies upon the ability to flexibly integrate information across specialized
communities of brain regions; however, it is unclear how this mechanism manifests over …

[HTML][HTML] Long-term neural and physiological phenotyping of a single human

RA Poldrack, TO Laumann, O Koyejo, B Gregory… - Nature …, 2015 - nature.com
Psychiatric disorders are characterized by major fluctuations in psychological function over
the course of weeks and months, but the dynamic characteristics of brain function over this …

Human cognition involves the dynamic integration of neural activity and neuromodulatory systems

…, R Shine, O Koyejo, O Sporns… - Nature …, 2019 - nature.com
The human brain integrates diverse cognitive processes into a coherent whole, shifting
fluidly as a function of changing environmental demands. Despite recent progress, the …

[HTML][HTML] Toward open sharing of task-based fMRI data: the OpenfMRI project

…, AD Wagner, JT Devlin, C Cumba, O Koyejo… - Frontiers in …, 2013 - frontiersin.org
The large-scale sharing of task-based functional neuroimaging data has the potential to
allow novel insights into the organization of mental function in the brain, but the field of …

Generalized byzantine-tolerant sgd

C Xie, O Koyejo, I Gupta - arXiv preprint arXiv:1802.10116, 2018 - arxiv.org
We propose three new robust aggregation rules for distributed synchronous Stochastic
Gradient Descent~(SGD) under a general Byzantine failure model. The attackers can arbitrarily …

Fall of empires: Breaking byzantine-tolerant sgd by inner product manipulation

C Xie, O Koyejo, I Gupta - Uncertainty in Artificial Intelligence, 2020 - proceedings.mlr.press
Recently, new defense techniques have been developed to tolerate Byzantine failures for
distributed machine learning. The Byzantine model captures workers that behave arbitrarily, …

Consistent binary classification with generalized performance metrics

OO Koyejo, N Natarajan… - Advances in neural …, 2014 - proceedings.neurips.cc
Performance metrics for binary classification are designed to capture tradeoffs between four
fundamental population quantities: true positives, false positives, true negatives and false …

Temporal metastates are associated with differential patterns of time-resolved connectivity, network topology, and attention

JM Shine, O Koyejo… - Proceedings of the …, 2016 - National Acad Sciences
Little is currently known about the coordination of neural activity over longitudinal timescales
and how these changes relate to behavior. To investigate this issue, we used resting-state …