Search Results for author: Anoop Namboodiri

Found 18 papers, 9 papers with code

Enhancement-Driven Pretraining for Robust Fingerprint Representation Learning

no code implementations16 Feb 2024 Ekta Gavas, Kaustubh Olpadkar, Anoop Namboodiri

Fingerprint recognition stands as a pivotal component of biometric technology, with diverse applications from identity verification to advanced search tools.

Representation Learning

Finger-UNet: A U-Net based Multi-Task Architecture for Deep Fingerprint Enhancement

no code implementations1 Oct 2023 Ekta Gavas, Anoop Namboodiri

Furthermore, we also integrate the orientation estimation task to propagate the knowledge of ridge orientations to enhance the performance further.

Multi-Task Learning

Face Cartoonisation For Various Poses Using StyleGAN

no code implementations26 Sep 2023 Kushal Jain, Ankith Varun J, Anoop Namboodiri

This paper presents an innovative approach to achieve face cartoonisation while preserving the original identity and accommodating various poses.

Transformer based Fingerprint Feature Extraction

no code implementations8 Sep 2022 Saraansh Tandon, Anoop Namboodiri

Our convolutional transformer based approach with an in-built minutiae extractor provides a time and memory efficient solution to extract a global as well as a local representation of the fingerprint.

A Unified Model for Fingerprint Authentication and Presentation Attack Detection

no code implementations7 Apr 2021 Additya Popli, Saraansh Tandon, Joshua J. Engelsma, Naoyuki Onoe, Atsushi Okubo, Anoop Namboodiri

Therefore, rather than performing the two tasks separately, we propose a joint model for spoof detection and matching to simultaneously perform both tasks without compromising the accuracy of either task.

TAR

Mutual Information Based Method for Unsupervised Disentanglement of Video Representation

1 code implementation17 Nov 2020 P Aditya Sreekar, Ujjwal Tiwari, Anoop Namboodiri

In this work, we propose Mutual Information Predictive Auto-Encoder (MIPAE) framework, that reduces the task of predicting high dimensional video frames by factorising video representations into content and low dimensional pose latent variables that are easy to predict.

Autonomous Navigation Disentanglement +2

Understanding Dynamic Scenes using Graph Convolution Networks

1 code implementation9 May 2020 Sravan Mylavarapu, Mahtab Sandhu, Priyesh Vijayan, K. Madhava Krishna, Balaraman Ravindran, Anoop Namboodiri

We present a novel Multi-Relational Graph Convolutional Network (MRGCN) based framework to model on-road vehicle behaviors from a sequence of temporally ordered frames as grabbed by a moving monocular camera.

Motion Segmentation Semantic Segmentation +1

CineFilter: Unsupervised Filtering for Real Time Autonomous Camera Systems

no code implementations11 Dec 2019 Sudheer Achary, K L Bhanu Moorthy, Syed Ashar Javed, Nikita Shravan, Vineet Gandhi, Anoop Namboodiri

Autonomous camera systems are often subjected to an optimization/filtering operation to smoothen and stabilize the rough trajectory estimates.

Universal Material Translator: Towards Spoof Fingerprint Generalization

no code implementations8 Dec 2019 Rohit Gajawada, Additya Popli, Tarang Chugh, Anoop Namboodiri, Anil K. Jain

Spoof detectors are classifiers that are trained to distinguish spoof fingerprints from bonafide ones.

Style Transfer

IDD: A Dataset for Exploring Problems of Autonomous Navigation in Unconstrained Environments

2 code implementations26 Nov 2018 Girish Varma, Anbumani Subramanian, Anoop Namboodiri, Manmohan Chandraker, C. V. Jawahar

It also reflects label distributions of road scenes significantly different from existing datasets, with most classes displaying greater within-class diversity.

Autonomous Navigation Domain Adaptation +3

Hybrid Binary Networks: Optimizing for Accuracy, Efficiency and Memory

1 code implementation11 Apr 2018 Ameya Prabhu, Vishal Batchu, Rohit Gajawada, Sri Aurobindo Munagala, Anoop Namboodiri

We analyze the binarization tradeoff using a metric that jointly models the input binarization-error and computational cost and introduce an efficient algorithm to select layers whose inputs are to be binarized.

Binarization Model Compression +1

Distribution-Aware Binarization of Neural Networks for Sketch Recognition

1 code implementation9 Apr 2018 Ameya Prabhu, Vishal Batchu, Sri Aurobindo Munagala, Rohit Gajawada, Anoop Namboodiri

We present a theoretical analysis of the technique to show the effective representational power of the resulting layers, and explore the forms of data they model best.

Binarization Sketch Recognition

Semi-Adversarial Networks: Convolutional Autoencoders for Imparting Privacy to Face Images

1 code implementation1 Dec 2017 Vahid Mirjalili, Sebastian Raschka, Anoop Namboodiri, Arun Ross

In this paper, we design and evaluate a convolutional autoencoder that perturbs an input face image to impart privacy to a subject.

Face Recognition Gender Classification

Deep Expander Networks: Efficient Deep Networks from Graph Theory

2 code implementations ECCV 2018 Ameya Prabhu, Girish Varma, Anoop Namboodiri

Inspired by these techniques, we propose to model connections between filters of a CNN using graphs which are simultaneously sparse and well connected.

Pose-Aware Person Recognition

no code implementations CVPR 2017 Vijay Kumar, Anoop Namboodiri, Manohar Paluri, C. V. Jawahar

Person recognition methods that use multiple body regions have shown significant improvements over traditional face-based recognition.

Person Recognition

Visual Phrases for Exemplar Face Detection

no code implementations ICCV 2015 Vijay Kumar, Anoop Namboodiri, C. V. Jawahar

Contrary to traditional approaches that model face variations from a large and diverse set of training examples, exemplar-based approaches use a collection of discriminatively trained exemplars for detection.

Face Detection Retrieval

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