Search Results for author: Ravi Teja Mullapudi

Found 7 papers, 4 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.

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

Learning to Move with Affordance Maps

1 code implementation ICLR 2020 William Qi, Ravi Teja Mullapudi, Saurabh Gupta, Deva Ramanan

In this paper, we combine the best of both worlds with a modular approach that learns a spatial representation of a scene that is trained to be effective when coupled with traditional geometric planners.

Autonomous Navigation Navigate +1

Online Model Distillation for Efficient Video Inference

1 code implementation ICCV 2019 Ravi Teja Mullapudi, Steven Chen, Keyi Zhang, Deva Ramanan, Kayvon Fatahalian

Rather than learn a specialized student model on offline data from the video stream, we train the student in an online fashion on the live video, intermittently running the teacher to provide a target for learning.

Segmentation Semantic Segmentation +2

HydraNets: Specialized Dynamic Architectures for Efficient Inference

no code implementations CVPR 2018 Ravi Teja Mullapudi, William R. Mark, Noam Shazeer, Kayvon Fatahalian

On ImageNet, applying the HydraNet template improves accuracy up to 2. 5% when compared to an efficient baseline architecture with similar inference cost.

Classification Computational Efficiency +2

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