no code implementations • 26 Sep 2024 • Mateo Espinosa Zarlenga, Swami Sankaranarayanan, Jerone T. A. Andrews, Zohreh Shams, Mateja Jamnik, Alice Xiang
Deep neural networks trained via empirical risk minimisation often exhibit significant performance disparities across groups, particularly when group and task labels are spuriously correlated (e. g., "grassy background" and "cows").
no code implementations • 28 May 2024 • Kimia Hamidieh, Haoran Zhang, Swami Sankaranarayanan, Marzyeh Ghassemi
Despite the growing popularity of methods which learn from unlabeled data, the extent to which these representations rely on spurious features for prediction is unclear.
1 code implementation • NeurIPS 2023 • Thomas Hartvigsen, Swami Sankaranarayanan, Hamid Palangi, Yoon Kim, Marzyeh Ghassemi
We propose GRACE, a lifelong model editing method, which implements spot-fixes on streaming errors of a deployed model, ensuring minimal impact on unrelated inputs.
1 code implementation • 20 Jul 2022 • Swami Sankaranarayanan, Anastasios N. Angelopoulos, Stephen Bates, Yaniv Romano, Phillip Isola
Meaningful uncertainty quantification in computer vision requires reasoning about semantic information -- say, the hair color of the person in a photo or the location of a car on the street.
1 code implementation • 31 Mar 2022 • Hyojin Bahng, Ali Jahanian, Swami Sankaranarayanan, Phillip Isola
The surprising effectiveness of visual prompting provides a new perspective on adapting pre-trained models in vision.
no code implementations • ICLR 2020 • Igor Lovchinsky, Alon Daks, Israel Malkin, Pouya Samangouei, Ardavan Saeedi, Yang Liu, Swami Sankaranarayanan, Tomer Gafner, Ben Sternlieb, Patrick Maher, Nathan Silberman
In most machine learning tasks unambiguous ground truth labels can easily be acquired.
1 code implementation • CVPR 2019 • Ryutaro Tanno, Ardavan Saeedi, Swami Sankaranarayanan, Daniel C. Alexander, Nathan Silberman
We provide a theoretical argument as to how the regularization is essential to our approach both for the case of single annotator and multiple annotators.
no code implementations • NeurIPS 2018 • Yogesh Balaji, Swami Sankaranarayanan, Rama Chellappa
Training models that generalize to new domains at test time is a problem of fundamental importance in machine learning.
Ranked #68 on Domain Generalization on PACS
no code implementations • 3 Apr 2018 • Rajeev Ranjan, Ankan Bansal, Hongyu Xu, Swami Sankaranarayanan, Jun-Cheng Chen, Carlos D. Castillo, Rama Chellappa
We show that integrating this simple step in the training pipeline significantly improves the performance of face verification and recognition systems.
no code implementations • 3 Dec 2017 • Rajeev Ranjan, Swami Sankaranarayanan, Carlos D. Castillo, Rama Chellappa
In particular, we show that learning features in a closed and bounded space improves the robustness of the network.
no code implementations • CVPR 2018 • Swami Sankaranarayanan, Yogesh Balaji, Arpit Jain, Ser Nam Lim, Rama Chellappa
In this work, we focus on adapting the representations learned by segmentation networks across synthetic and real domains.
no code implementations • ICCV 2017 • Swami Sankaranarayanan, Arpit Jain, Ser Nam Lim
Convolutional Neural Networks have been a subject of great importance over the past decade and great strides have been made in their utility for producing state of the art performance in many computer vision problems.
no code implementations • 22 May 2017 • Swami Sankaranarayanan, Arpit Jain, Rama Chellappa, Ser Nam Lim
In this paper, we present an efficient approach to perform adversarial training by perturbing intermediate layer activations and study the use of such perturbations as a regularizer during training.
1 code implementation • CVPR 2018 • Swami Sankaranarayanan, Yogesh Balaji, Carlos D. Castillo, Rama Chellappa
Domain Adaptation is an actively researched problem in Computer Vision.
Ranked #27 on Domain Adaptation on Office-31
no code implementations • 23 Mar 2017 • Swami Sankaranarayanan, Arpit Jain, Ser Nam Lim
Convolutional Neural Networks have been a subject of great importance over the past decade and great strides have been made in their utility for producing state of the art performance in many computer vision problems.
no code implementations • 6 Nov 2016 • Connor J. Parde, Carlos Castillo, Matthew Q. Hill, Y. Ivette Colon, Swami Sankaranarayanan, Jun-Cheng Chen, Alice J. O'Toole
The results show that the DCNN features contain surprisingly accurate information about the yaw and pitch of a face, and about whether the face came from a still image or a video frame.
1 code implementation • 3 Nov 2016 • Rajeev Ranjan, Swami Sankaranarayanan, Carlos D. Castillo, Rama Chellappa
The proposed method employs a multi-task learning framework that regularizes the shared parameters of CNN and builds a synergy among different domains and tasks.
Ranked #9 on Face Verification on IJB-A
no code implementations • 9 May 2016 • Jun-Cheng Chen, Rajeev Ranjan, Swami Sankaranarayanan, Amit Kumar, Ching-Hui Chen, Vishal M. Patel, Carlos D. Castillo, Rama Chellappa
Over the last five years, methods based on Deep Convolutional Neural Networks (DCNNs) have shown impressive performance improvements for object detection and recognition problems.
2 code implementations • 19 Apr 2016 • Swami Sankaranarayanan, Azadeh Alavi, Carlos Castillo, Rama Chellappa
Despite significant progress made over the past twenty five years, unconstrained face verification remains a challenging problem.
Ranked #11 on Face Verification on IJB-A
no code implementations • 10 Feb 2016 • Swami Sankaranarayanan, Azadeh Alavi, Rama Chellappa
In this work, we present an unconstrained face verification algorithm and evaluate it on the recently released IJB-A dataset that aims to push the boundaries of face verification methods.
no code implementations • 28 Jan 2016 • Rama Chellappa, Jun-Cheng Chen, Rajeev Ranjan, Swami Sankaranarayanan, Amit Kumar, Vishal M. Patel, Carlos D. Castillo
In this paper, we present a brief history of developments in computer vision and artificial neural networks over the last forty years for the problem of image-based recognition.