1 code implementation • 31 Dec 2023 • Samarth Mishra, Carlos D. Castillo, Hongcheng Wang, Kate Saenko, Venkatesh Saligrama
In cross-domain retrieval, a model is required to identify images from the same semantic category across two visual domains.
no code implementations • 30 May 2023 • Blake A. Myers, Lucas Jaggernauth, Thomas M. Metz, Matthew Q. Hill, Veda Nandan Gandi, Carlos D. Castillo, Alice J. O'Toole
Although the non-linguistic model yielded fewer false accepts at all distances, fusion of the linguistic and non-linguistic models decreased false accepts for all, but the UAV images.
no code implementations • 17 Dec 2022 • Chrisopher B. Nalty, Neehar Peri, Joshua Gleason, Carlos D. Castillo, Shuowen Hu, Thirimachos Bourlai, Rama Chellappa
Person recognition at a distance entails recognizing the identity of an individual appearing in images or videos collected by long-range imaging systems such as drones or surveillance cameras.
no code implementations • 12 Jul 2022 • Connor J. Parde, Virginia E. Strehle, Vivekjyoti Banerjee, Ying Hu, Jacqueline G. Cavazos, Carlos D. Castillo, Alice J. O'Toole
These findings also contribute to our understanding of DCNN performance for discriminating high-resemblance faces, demonstrate that the DCNN performs at a level at or above humans, and suggest a degree of parity between the features used by humans and the DCNN.
1 code implementation • 29 Apr 2022 • Shraman Pramanick, Ewa M. Nowara, Joshua Gleason, Carlos D. Castillo, Rama Chellappa
Predicting the geographic location (geo-localization) from a single ground-level RGB image taken anywhere in the world is a very challenging problem.
Ranked #3 on Photo geolocation estimation on Im2GPS3k
no code implementations • 26 Apr 2022 • Snipta Mallick, Geraldine Jeckeln, Connor J. Parde, Carlos D. Castillo, Alice J. O'Toole
Similar to humans, the DCNN performed more accurately for original face images than for morphed image pairs.
no code implementations • 17 Dec 2021 • Prithviraj Dhar, Joshua Gleason, Aniket Roy, Carlos D. Castillo, P. Jonathon Phillips, Rama Chellappa
In D&D, we train a teacher network on images from one category of an attribute; e. g. light skintone.
no code implementations • 21 Aug 2021 • Neehar Peri, Joshua Gleason, Carlos D. Castillo, Thirimachos Bourlai, Vishal M. Patel, Rama Chellappa
Lastly, we show that our end-to-end thermal-to-visible face verification system provides strong performance on the MILAB-VTF(B) dataset.
no code implementations • ICCV 2021 • Prithviraj Dhar, Joshua Gleason, Aniket Roy, Carlos D. Castillo, Rama Chellappa
We show the efficacy of PASS to reduce gender and skintone information in descriptors from SOTA face recognition networks like Arcface.
no code implementations • 14 Jun 2020 • Prithviraj Dhar, Joshua Gleason, Hossein Souri, Carlos D. Castillo, Rama Chellappa
Therefore, we present a novel `Adversarial Gender De-biasing algorithm (AGENDA)' to reduce the gender information present in face descriptors obtained from previously trained face recognition networks.
no code implementations • 14 Feb 2020 • Connor J. Parde, Y. Ivette Colón, Matthew Q. Hill, Carlos D. Castillo, Prithviraj Dhar, Alice J. O'Toole
Therefore, distributed and sparse codes co-exist in the network units to represent different face attributes.
no code implementations • 16 Dec 2019 • Jacqueline G. Cavazos, P. Jonathon Phillips, Carlos D. Castillo, Alice J. O'Toole
We discuss data driven factors (e. g., image quality, image population statistics, and algorithm architecture), and scenario modeling factors that consider the role of the "user" of the algorithm (e. g., threshold decisions and demographic constraints).
no code implementations • 12 Oct 2019 • Prithviraj Dhar, Ankan Bansal, Carlos D. Castillo, Joshua Gleason, P. Jonathon Phillips, Rama Chellappa
In the final fully connected layer of the networks, we found the order of expressivity for facial attributes to be Age > Sex > Yaw.
no code implementations • ICCV 2019 • Jingxiao Zheng, Ruichi Yu, Jun-Cheng Chen, Boyu Lu, Carlos D. Castillo, Rama Chellappa
In this paper, we propose the Uncertainty-Gated Graph (UGG), which conducts graph-based identity propagation between tracklets, which are represented by nodes in a graph.
no code implementations • 4 Mar 2019 • Prithviraj Dhar, Carlos D. Castillo, Rama Chellappa
For a given identity in a face dataset, there are certain iconic images which are more representative of the subject than others.
no code implementations • 19 Feb 2019 • Kimberley D. Orsten-Hooge, Asal Baragchizadeh, Thomas P. Karnowski, David S. Bolme, Regina Ferrell, Parisa R. Jesudasen, Carlos D. Castillo, Alice J. O'Toole
Subjects were tested subsequently on their ability to recognize those identities in low-resolution videos depicting the drivers operating a motor vehicle.
no code implementations • 28 Dec 2018 • Matthew Q. Hill, Connor J. Parde, Carlos D. Castillo, Y. Ivette Colon, Rajeev Ranjan, Jun-Cheng Chen, Volker Blanz, Alice J. O'Toole
Deep convolutional neural networks (DCNNs) also create generalizable face representations, but with cascades of simulated neurons.
no code implementations • 10 Dec 2018 • Jingxiao Zheng, Rajeev Ranjan, Ching-Hui Chen, Jun-Cheng Chen, Carlos D. Castillo, Rama Chellappa
In this work, we consider challenging scenarios for unconstrained video-based face recognition from multiple-shot videos and surveillance videos with low-quality frames.
no code implementations • 20 Nov 2018 • Joshua Gleason, Rajeev Ranjan, Steven Schwarcz, Carlos D. Castillo, Jun-Chen Cheng, Rama Chellappa
In this paper, we present a modular system for spatio-temporal action detection in untrimmed security videos.
no code implementations • 20 Sep 2018 • Rajeev Ranjan, Ankan Bansal, Jingxiao Zheng, Hongyu Xu, Joshua Gleason, Boyu Lu, Anirudh Nanduri, Jun-Cheng Chen, Carlos D. Castillo, Rama Chellappa
We provide evaluation results of the proposed face detector on challenging unconstrained face detection datasets.
no code implementations • 16 Aug 2018 • Boyu Lu, Jun-Cheng Chen, Carlos D. Castillo, Rama Chellappa
In this paper, we comprehensively study two covariate related problems for unconstrained face verification: first, how covariates affect the performance of deep neural networks on the large-scale unconstrained face verification problem; second, how to utilize covariates to improve verification performance.
no code implementations • CVPR 2018 • Soumyadip Sengupta, Angjoo Kanazawa, Carlos D. Castillo, David W. Jacobs
SfSNet learns from a mixture of labeled synthetic and unlabeled real world images.
no code implementations • CVPR 2018 • Wei-An Lin, Jun-Cheng Chen, Carlos D. Castillo, Rama Chellappa
In this paper, we consider the problem of grouping a collection of unconstrained face images in which the number of subjects is not known.
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.
1 code implementation • CVPR 2018 • Soumyadip Sengupta, Angjoo Kanazawa, Carlos D. Castillo, David Jacobs
SfSNet learns from a mixture of labeled synthetic and unlabeled real world images.
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
1 code implementation • 28 Mar 2017 • Rajeev Ranjan, Carlos D. Castillo, Rama Chellappa
In recent years, the performance of face verification systems has significantly improved using deep convolutional neural networks (DCNNs).
Ranked #4 on Face Verification on IJB-A
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.
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.