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Sourav Bhattacharya

Researcher at Samsung

Publications -  71
Citations -  3492

Sourav Bhattacharya is an academic researcher from Samsung. The author has contributed to research in topics: Deep learning & Mobile device. The author has an hindex of 22, co-authored 67 publications receiving 2783 citations. Previous affiliations of Sourav Bhattacharya include Alcatel-Lucent & Tata Consultancy Services.

Papers
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Proceedings ArticleDOI

Smart Devices are Different: Assessing and MitigatingMobile Sensing Heterogeneities for Activity Recognition

TL;DR: It is indicated that on-device sensor and sensor handling heterogeneities impair HAR performances significantly and a novel clustering-based mitigation technique suitable for large-scale deployment of HAR is proposed, where heterogeneity of devices and their usage scenarios are intrinsic.
Proceedings ArticleDOI

DeepX: a software accelerator for low-power deep learning inference on mobile devices

TL;DR: Experiments show, DeepX can allow even large-scale deep learning models to execute efficently on modern mobile processors and significantly outperform existing solutions, such as cloud-based offloading.
Proceedings ArticleDOI

Sparsification and Separation of Deep Learning Layers for Constrained Resource Inference on Wearables

TL;DR: This paper proposes SparseSep, a new approach that leverages the sparsification of fully connected layers and separation of convolutional kernels to reduce the resource requirements of popular deep learning algorithms, and allows large-scale DNNs and CNNs to run efficiently on mobile and embedded hardware with only minimal impact on inference accuracy.
Journal ArticleDOI

Multimodal Deep Learning for Activity and Context Recognition

TL;DR: This paper studies the benefits of adopting deep learning algorithms for interpreting user activity and context as captured by multi-sensor systems under wearable data by evaluating four variations of deep neural networks based either on fully-connected Deep Neural Networks (DNNs) or Convolutional Neural networks (CNNs).
Proceedings ArticleDOI

An Early Resource Characterization of Deep Learning on Wearables, Smartphones and Internet-of-Things Devices

TL;DR: The aim of this investigation is to begin to build knowledge of the performance characteristics, resource requirements and the execution bottlenecks for deep learning models when being used to recognize categories of behavior and context.