Search Results for author: Tamoghna Roy

Found 10 papers, 1 papers with code

Transformer-Driven Neural Beamforming with Imperfect CSI in Urban Macro Wireless Channels

no code implementations15 Apr 2025 Cemil Vahapoglu, Timothy J. O'Shea, Wan Liu, Tamoghna Roy, Sennur Ulukus

Experiments are carried out under various conditions to compare the performance of the proposed NNBF framework against baseline methods zero-forcing beamforming (ZFBF) and minimum mean square error (MMSE) beamforming.

Decoding the Diversity: A Review of the Indic AI Research Landscape

no code implementations13 Jun 2024 Sankalp KJ, Vinija Jain, Sreyoshi Bhaduri, Tamoghna Roy, Aman Chadha

This work aims to serve as a valuable resource for researchers and practitioners working in the field of NLP, particularly those focused on Indic languages, and contributes to the development of more accurate and efficient LLM applications for these languages.

Benchmarking Diversity +2

Deep Learning Based Joint Multi-User MISO Power Allocation and Beamforming Design

no code implementations12 Jun 2024 Cemil Vahapoglu, Timothy J. O'Shea, Tamoghna Roy, Sennur Ulukus

We conduct experiments for diverse settings to compare the performance of NNBF-P with zero-forcing beamforming (ZFBF), minimum mean square error (MMSE) beamforming, and NNBF, which is also our deep learning based beamforming design without joint power allocation scheme.

Deep Learning

Parameter Efficient Fine Tuning: A Comprehensive Analysis Across Applications

no code implementations21 Apr 2024 Charith Chandra Sai Balne, Sreyoshi Bhaduri, Tamoghna Roy, Vinija Jain, Aman Chadha

The rise of deep learning has marked significant progress in fields such as computer vision, natural language processing, and medical imaging, primarily through the adaptation of pre-trained models for specific tasks.

Computational Efficiency Model Optimization +3

Deep Learning Based Uplink Multi-User SIMO Beamforming Design

no code implementations28 Sep 2023 Cemil Vahapoglu, Timothy J. O'Shea, Tamoghna Roy, Sennur Ulukus

The advancement of fifth generation (5G) wireless communication networks has created a greater demand for wireless resource management solutions that offer high data rates, extensive coverage, minimal latency and energy-efficient performance.

Deep Learning Management

Wideband Signal Localization with Spectral Segmentation

no code implementations1 Oct 2021 Nathan West, Tamoghna Roy, Timothy O'Shea

We define the signal localization task, present the metrics of precision and recall, and establish baselines for traditional energy detection on this task.

Segmentation

A Wideband Signal Recognition Dataset

no code implementations1 Oct 2021 Nathan West, Timothy O'Shea, Tamoghna Roy

Signal recognition is a spectrum sensing problem that jointly requires detection, localization in time and frequency, and classification.

Classification

Approximating the Void: Learning Stochastic Channel Models from Observation with Variational Generative Adversarial Networks

no code implementations16 May 2018 Timothy J. O'Shea, Tamoghna Roy, Nathan West

Channel modeling is a critical topic when considering designing, learning, or evaluating the performance of any communications system.

Physical Layer Communications System Design Over-the-Air Using Adversarial Networks

no code implementations8 Mar 2018 Timothy J. O'Shea, Tamoghna Roy, Nathan West, Benjamin C. Hilburn

This paper presents a novel method for synthesizing new physical layer modulation and coding schemes for communications systems using a learning-based approach which does not require an analytic model of the impairments in the channel.

Over the Air Deep Learning Based Radio Signal Classification

5 code implementations13 Dec 2017 Timothy J. O'Shea, Tamoghna Roy, T. Charles Clancy

We conduct an in depth study on the performance of deep learning based radio signal classification for radio communications signals.

Deep Learning General Classification

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