Search Results for author: Swarna Kamlam Ravindran

Found 4 papers, 1 papers with code

Optimizing for ROC Curves on Class-Imbalanced Data by Training over a Family of Loss Functions

1 code implementation8 Feb 2024 Kelsey Lieberman, Shuai Yuan, Swarna Kamlam Ravindran, Carlo Tomasi

Although binary classification is a well-studied problem in computer vision, training reliable classifiers under severe class imbalance remains a challenging problem.

Binary Classification imbalanced classification

RandMSAugment: A Mixed-Sample Augmentation for Limited-Data Scenarios

no code implementations25 Nov 2023 Swarna Kamlam Ravindran, Carlo Tomasi

We show that low-level feature transforms play a pivotal role in this performance difference, postulate a new property of augmentations related to their data efficiency, and propose new ways to measure the diversity and realism of augmentations.

Data Augmentation

CoMaL Tracking: Tracking Points at the Object Boundaries

no code implementations7 Jun 2017 Santhosh K. Ramakrishnan, Swarna Kamlam Ravindran, Anurag Mittal

Experiments show improvements over a simple re-detect-and-match framework as well as KLT in terms of speed/accuracy on different real-world applications, especially at the object boundaries.

Object Point Tracking

CoMIC: Good features for detection and matching at object boundaries

no code implementations5 Dec 2014 Swarna Kamlam Ravindran, Anurag Mittal

Feature or interest points typically use information aggregation in 2D patches which does not remain stable at object boundaries when there is object motion against a significantly varying background.

Object Point Tracking

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