Search Results for author: Fait Poms

Found 5 papers, 3 papers with code

Low-Shot Validation: Active Importance Sampling for Estimating Classifier Performance on Rare Categories

no code implementations ICCV 2021 Fait Poms, Vishnu Sarukkai, Ravi Teja Mullapudi, Nimit S. Sohoni, William R. Mark, Deva Ramanan, Kayvon Fatahalian

For machine learning models trained with limited labeled training data, validation stands to become the main bottleneck to reducing overall annotation costs.

Mandoline: Model Evaluation under Distribution Shift

1 code implementation1 Jul 2021 Mayee Chen, Karan Goel, Nimit S. Sohoni, Fait Poms, Kayvon Fatahalian, Christopher Ré

If an unlabeled sample from the target distribution is available, along with a labeled sample from a possibly different source distribution, standard approaches such as importance weighting can be applied to estimate performance on the target.

Density Ratio Estimation Epidemiology

Learning Rare Category Classifiers on a Tight Labeling Budget

no code implementations ICCV 2021 Ravi Teja Mullapudi, Fait Poms, William R. Mark, Deva Ramanan, Kayvon Fatahalian

In this paper, we consider the scenario where we start with as-little-as five labeled positives of a rare category and a large amount of unlabeled data of which 99. 9% of it is negatives.

Active Learning Representation Learning

Background Splitting: Finding Rare Classes in a Sea of Background

1 code implementation CVPR 2021 Ravi Teja Mullapudi, Fait Poms, William R. Mark, Deva Ramanan, Kayvon Fatahalian

We focus on the real-world problem of training accurate deep models for image classification of a small number of rare categories.

Image Classification

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