Search Results for author: Sumit J. Darak

Found 12 papers, 2 papers with code

Low Complexity Deep Learning Augmented Wireless Channel Estimation for Pilot-Based OFDM on Zynq System on Chip

no code implementations2 Mar 2024 Animesh Sharma, Syed Asrar ul haq, Sumit J. Darak

The first contribution of this paper is to efficiently implement the existing state-of-the-art CE algorithms on Zynq SoC (ZSoC), comprising of ARM processor and field programmable gate array (FPGA), via hardware-software co-design and fixed point analysis.

Hardware Software Co-design of Statistical and Deep Learning Frameworks for Wideband Sensing on Zynq System on Chip

no code implementations6 Sep 2022 Rohith Rajesh, Sumit J. Darak, Akshay Jain, Shivam Chandhok, Animesh Sharma

The first contribution of this work is efficiently mapping the OMP algorithm on the Zynq system-on-chip (ZSoC) consisting of an ARM processor and FPGA.

Exploiting Side Information for Improved Online Learning Algorithms in Wireless Networks

no code implementations16 Feb 2022 Manjesh K. Hanawal, Sumit J. Darak

In this work, we treat any such measurable quality that has a non-zero correlation with the rate achieved as side-information and study how it can be exploited to quickly learn the channel that offers higher throughput (reward).

Towards Intelligent Reconfigurable Wireless Physical Layer (PHY)

1 code implementation2 Dec 2020 Neelam Singh, S. V. Sai Santosh, Sumit J. Darak

Next-generation wireless networks are getting significant attention because they promise 10-factor enhancement in mobile broadband along with the potential to enable new heterogeneous services.

Decision Making

Reconfigurable and Intelligent Ultra-Wideband Angular Sensing: Prototype Design and Validation

no code implementations13 Aug 2020 Himani Joshi, Sumit J. Darak, Mohammad Alaee-Kerahroodi, Bhavani Shankar Mysore Rama Rao

The emergence of beyond-licensed spectrum sharing in FR1 (0. 45-6 GHz) and FR2 (24 - 52 GHz) along with the multi-antenna narrow-beam based directional transmissions demand a wideband spectrum sensing in temporal as well as spatial domains.

Direction of Arrival Estimation

Distributed Learning in Ad-Hoc Networks: A Multi-player Multi-armed Bandit Framework

no code implementations6 Mar 2020 Sumit J. Darak, Manjesh K. Hanawal

In this paper, we discuss state-of-the-art multi-armed multi-player bandit based distributed learning algorithms that allow users to adapt to the environment and coordinate with other players/users.

Intelligent and Reconfigurable Architecture for KL Divergence Based Online Machine Learning Algorithm

no code implementations18 Feb 2020 S. V. Sai Santosh, Sumit J. Darak

In this paper, we efficiently map the KLUCB algorithm on SoC by realizing optimization routine via alternative synthesizable computation without compromising on the performance.

BIG-bench Machine Learning

Novel Deep Learning Framework for Wideband Spectrum Characterization at Sub-Nyquist Rate

no code implementations11 Dec 2019 Shivam Chandhok, Himani Joshi, A. V. Subramanyam, Sumit J. Darak

Spectrum characterization involves the identification of vacant bands along with center frequency and parameters (energy, modulation, etc.)

General Classification

Multi-player Multi-armed Bandits for Stable Allocation in Heterogeneous Ad-Hoc Networks

no code implementations24 Dec 2018 Sumit J. Darak, Manjesh K. Hanawal

Next generation networks are expected to be ultradense and aim to explore spectrum sharing paradigm that allows users to communicate in licensed, shared as well as unlicensed spectrum.

Multi-Armed Bandits

Multi-Player Bandits: A Trekking Approach

no code implementations17 Sep 2018 Manjesh K. Hanawal, Sumit J. Darak

We provide algorithms based on a novel `trekking approach' that guarantees constant regret for the static case and sub-linear regret for the dynamic case with high probability.

Multi-Armed Bandits

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