Search Results for author: Akhil Mathur

Found 20 papers, 9 papers with code

Balancing Continual Learning and Fine-tuning for Human Activity Recognition

no code implementations4 Jan 2024 Chi Ian Tang, Lorena Qendro, Dimitris Spathis, Fahim Kawsar, Akhil Mathur, Cecilia Mascolo

These schemes re-purpose contrastive learning for knowledge retention and, Kaizen combines that with self-training in a unified scheme that can leverage unlabelled and labelled data for continual learning.

Continual Learning Contrastive Learning +3

Kaizen: Practical Self-supervised Continual Learning with Continual Fine-tuning

1 code implementation30 Mar 2023 Chi Ian Tang, Lorena Qendro, Dimitris Spathis, Fahim Kawsar, Cecilia Mascolo, Akhil Mathur

Kaizen is able to balance the trade-off between knowledge retention and learning from new data with an end-to-end model, paving the way for practical deployment of continual learning systems.

Continual Learning Knowledge Distillation +1

Enhancing Efficiency in Multidevice Federated Learning through Data Selection

1 code implementation8 Nov 2022 Fan Mo, Mohammad Malekzadeh, Soumyajit Chatterjee, Fahim Kawsar, Akhil Mathur

Federated learning (FL) in multidevice environments creates new opportunities to learn from a vast and diverse amount of private data.

Federated Learning

FLAME: Federated Learning Across Multi-device Environments

no code implementations17 Feb 2022 Hyunsung Cho, Akhil Mathur, Fahim Kawsar

Federated Learning (FL) enables distributed training of machine learning models while keeping personal data on user devices private.

Federated Learning Human Activity Recognition

ColloSSL: Collaborative Self-Supervised Learning for Human Activity Recognition

no code implementations1 Feb 2022 Yash Jain, Chi Ian Tang, Chulhong Min, Fahim Kawsar, Akhil Mathur

In this paper, we extend this line of research and present a novel technique called Collaborative Self-Supervised Learning (ColloSSL) which leverages unlabeled data collected from multiple devices worn by a user to learn high-quality features of the data.

Contrastive Learning Human Activity Recognition +2

Tiny, always-on and fragile: Bias propagation through design choices in on-device machine learning workflows

1 code implementation19 Jan 2022 Wiebke Toussaint, Aaron Yi Ding, Fahim Kawsar, Akhil Mathur

Billions of distributed, heterogeneous and resource constrained IoT devices deploy on-device machine learning (ML) for private, fast and offline inference on personal data.

Keyword Spotting

SensiX++: Bringing MLOPs and Multi-tenant Model Serving to Sensory Edge Devices

no code implementations8 Sep 2021 Chulhong Min, Akhil Mathur, Utku Gunay Acer, Alessandro Montanari, Fahim Kawsar

We present SensiX++ - a multi-tenant runtime for adaptive model execution with integrated MLOps on edge devices, e. g., a camera, a microphone, or IoT sensors.

On-device Federated Learning with Flower

no code implementations7 Apr 2021 Akhil Mathur, Daniel J. Beutel, Pedro Porto Buarque de Gusmão, Javier Fernandez-Marques, Taner Topal, Xinchi Qiu, Titouan Parcollet, Yan Gao, Nicholas D. Lane

Federated Learning (FL) allows edge devices to collaboratively learn a shared prediction model while keeping their training data on the device, thereby decoupling the ability to do machine learning from the need to store data in the cloud.

BIG-bench Machine Learning Federated Learning

A first look into the carbon footprint of federated learning

no code implementations15 Feb 2021 Xinchi Qiu, Titouan Parcollet, Javier Fernandez-Marques, Pedro Porto Buarque de Gusmao, Yan Gao, Daniel J. Beutel, Taner Topal, Akhil Mathur, Nicholas D. Lane

Despite impressive results, deep learning-based technologies also raise severe privacy and environmental concerns induced by the training procedure often conducted in data centers.

Federated Learning

Scaling Unsupervised Domain Adaptation through Optimal Collaborator Selection and Lazy Discriminator Synchronization

no code implementations1 Jan 2021 Akhil Mathur, Shaoduo Gan, Anton Isopoussu, Fahim Kawsar, Nadia Berthouze, Nicholas Donald Lane

Breakthroughs in unsupervised domain adaptation (uDA) have opened up the possibility of adapting models from a label-rich source domain to unlabeled target domains.

Privacy Preserving Unsupervised Domain Adaptation

SensiX: A Platform for Collaborative Machine Learning on the Edge

no code implementations4 Dec 2020 Chulhong Min, Akhil Mathur, Alessandro Montanari, Utku Gunay Acer, Fahim Kawsar

The emergence of multiple sensory devices on or near a human body is uncovering new dynamics of extreme edge computing.

BIG-bench Machine Learning Edge-computing

Leveraging Activity Recognition to Enable Protective Behavior Detection in Continuous Data

1 code implementation3 Nov 2020 Chongyang Wang, Yuan Gao, Akhil Mathur, Amanda C. De C. Williams, Nicholas D. Lane, Nadia Bianchi-Berthouze

Protective behavior exhibited by people with chronic pain (CP) during physical activities is the key to understanding their physical and emotional states.

Human Activity Recognition Management

Libri-Adapt: A New Speech Dataset for Unsupervised Domain Adaptation

1 code implementation6 Sep 2020 Akhil Mathur, Fahim Kawsar, Nadia Berthouze, Nicholas D. Lane

This paper introduces a new dataset, Libri-Adapt, to support unsupervised domain adaptation research on speech recognition models.

speech-recognition Speech Recognition +1

Flower: A Friendly Federated Learning Research Framework

1 code implementation28 Jul 2020 Daniel J. Beutel, Taner Topal, Akhil Mathur, Xinchi Qiu, Javier Fernandez-Marques, Yan Gao, Lorenzo Sani, Kwing Hei Li, Titouan Parcollet, Pedro Porto Buarque de Gusmão, Nicholas D. Lane

Federated Learning (FL) has emerged as a promising technique for edge devices to collaboratively learn a shared prediction model, while keeping their training data on the device, thereby decoupling the ability to do machine learning from the need to store the data in the cloud.

Federated Learning

Mic2Mic: Using Cycle-Consistent Generative Adversarial Networks to Overcome Microphone Variability in Speech Systems

no code implementations27 Mar 2020 Akhil Mathur, Anton Isopoussu, Fahim Kawsar, Nadia Berthouze, Nicholas D. Lane

A major challenge in building systems that combine audio models with commodity microphones is to guarantee their accuracy and robustness in the real-world.

Multi-Step Decentralized Domain Adaptation

no code implementations25 Sep 2019 Akhil Mathur, Shaoduo Gan, Anton Isopoussu, Fahim Kawsar, Nadia Berthouze, Nicholas D. Lane

Despite the recent breakthroughs in unsupervised domain adaptation (uDA), no prior work has studied the challenges of applying these methods in practical machine learning scenarios.

Privacy Preserving Unsupervised Domain Adaptation

Chronic-Pain Protective Behavior Detection with Deep Learning

1 code implementation24 Feb 2019 Chongyang Wang, Temitayo A. Olugbade, Akhil Mathur, Amanda C. De C. Williams, Nicholas D. Lane, Nadia Bianchi-Berthouze

In chronic pain rehabilitation, physiotherapists adapt physical activity to patients' performance based on their expression of protective behavior, gradually exposing them to feared but harmless and essential everyday activities.

Management

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