Search Results for author: Ankita Shukla

Found 16 papers, 5 papers with code

Polynomial Implicit Neural Representations For Large Diverse Datasets

1 code implementation CVPR 2023 Rajhans Singh, Ankita Shukla, Pavan Turaga

With much fewer training parameters and higher representative power, our approach paves the way for broader adoption of INR models for generative modeling tasks in complex domains.

Conditional Image Generation

Leveraging Angular Distributions for Improved Knowledge Distillation

no code implementations27 Feb 2023 Eun Som Jeon, Hongjun Choi, Ankita Shukla, Pavan Turaga

AMD loss uses the angular distance between positive and negative features by projecting them onto a hypersphere, motivated by the near angular distributions seen in many feature extractors.

Knowledge Distillation

Understanding the Role of Mixup in Knowledge Distillation: An Empirical Study

1 code implementation8 Nov 2022 Hongjun Choi, Eun Som Jeon, Ankita Shukla, Pavan Turaga

Mixup is a popular data augmentation technique based on creating new samples by linear interpolation between two given data samples, to improve both the generalization and robustness of the trained model.

Attribute Data Augmentation +4

Role of Data Augmentation Strategies in Knowledge Distillation for Wearable Sensor Data

1 code implementation1 Jan 2022 Eun Som Jeon, Anirudh Som, Ankita Shukla, Kristina Hasanaj, Matthew P. Buman, Pavan Turaga

In this paper, we report the results of a detailed study that compares and contrasts various common choices and some hybrid data augmentation strategies in KD based human activity analysis.

Data Augmentation Knowledge Distillation +1

Towards Conditional Generation of Minimal Action Potential Pathways for Molecular Dynamics

1 code implementation28 Nov 2021 John Kevin Cava, John Vant, Nicholas Ho, Ankita Shukla, Pavan Turaga, Ross Maciejewski, Abhishek Singharoy

In this paper, we utilized generative models, and reformulate it for problems in molecular dynamics (MD) simulation, by introducing an MD potential energy component to our generative model.

Geometric Priors for Scientific Generative Models in Inertial Confinement Fusion

no code implementations24 Nov 2021 Ankita Shukla, Rushil Anirudh, Eugene Kur, Jayaraman J. Thiagarajan, Peer-Timo Bremer, Brian K. Spears, Tammy Ma, Pavan Turaga

In this paper, we develop a Wasserstein autoencoder (WAE) with a hyperspherical prior for multimodal data in the application of inertial confinement fusion.

Interpretable COVID-19 Chest X-Ray Classification via Orthogonality Constraint

no code implementations2 Feb 2021 Ella Y. Wang, Anirudh Som, Ankita Shukla, Hongjun Choi, Pavan Turaga

In addition to these findings, our work also presents a new application of the OS regularizer in healthcare, increasing the post-hoc interpretability and performance of deep learning models for COVID-19 classification to facilitate adoption of these methods in clinical settings.

Classification Data Augmentation +1

GraCIAS: Grassmannian of Corrupted Images for Adversarial Security

no code implementations6 May 2020 Ankita Shukla, Pavan Turaga, Saket Anand

In this work, we propose a defense strategy that applies random image corruptions to the input image alone, constructs a self-correlation based subspace followed by a projection operation to suppress the adversarial perturbation.

Product of Orthogonal Spheres Parameterization for Disentangled Representation Learning

no code implementations22 Jul 2019 Ankita Shukla, Sarthak Bhagat, Shagun Uppal, Saket Anand, Pavan Turaga

Learning representations that can disentangle explanatory attributes underlying the data improves interpretabilty as well as provides control on data generation.

Disentanglement

Primate Face Identification in the Wild

no code implementations3 Jul 2019 Ankita Shukla, Gullal Singh Cheema, Saket Anand, Qamar Qureshi, Yadvendradev Jhala

This loss of habitat has skewed the population of several non-human primate species like chimpanzees and macaques and has constrained them to co-exist in close proximity of human settlements, often leading to human-wildlife conflicts while competing for resources.

Face Identification Management +1

Geometry of Deep Generative Models for Disentangled Representations

no code implementations19 Feb 2019 Ankita Shukla, Shagun Uppal, Sarthak Bhagat, Saket Anand, Pavan Turaga

We use several metrics to compare the properties of latent spaces of disentangled representation models in terms of class separability and curvature of the latent-space.

Representation Learning

Unique Identification of Macaques for Population Monitoring and Control

no code implementations2 Nov 2018 Ankita Shukla, Gullal Singh Cheema, Saket Anand, Qamar Qureshi, Yadvendradev Jhala

Despite loss of natural habitat due to development and urbanization, certain species like the Rhesus macaque have adapted well to the urban environment.

Face Identification

Perturbation Robust Representations of Topological Persistence Diagrams

1 code implementation ECCV 2018 Anirudh Som, Kowshik Thopalli, Karthikeyan Natesan Ramamurthy, Vinay Venkataraman, Ankita Shukla, Pavan Turaga

However, persistence diagrams are multi-sets of points and hence it is not straightforward to fuse them with features used for contemporary machine learning tools like deep-nets.

BIG-bench Machine Learning

Semi-Supervised Clustering with Neural Networks

no code implementations5 Jun 2018 Ankita Shukla, Gullal Singh Cheema, Saket Anand

Clustering using neural networks has recently demonstrated promising performance in machine learning and computer vision applications.

Clustering Deep Clustering +2

Matrix recovery using Split Bregman

no code implementations17 Dec 2013 Anupriya Gogna, Ankita Shukla, Angshul Majumdar

The use of Bregman technique improves the convergence speed of our algorithm and gives a higher success rate.

Recommendation Systems Video Reconstruction

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