Search Results for author: Sharan Ramjee

Found 5 papers, 4 papers with code

Ensemble Wrapper Subsampling for Deep Modulation Classification

1 code implementation10 May 2020 Sharan Ramjee, Shengtai Ju, Diyu Yang, Xiaoyu Liu, Aly El Gamal, Yonina C. Eldar

Subsampling of received wireless signals is important for relaxing hardware requirements as well as the computational cost of signal processing algorithms that rely on the output samples.

Classification feature selection +1

Efficient Training of Deep Classifiers for Wireless Source Identification using Test SNR Estimates

no code implementations26 Dec 2019 Xingchen Wang, Shengtai Ju, Xiwen Zhang, Sharan Ramjee, Aly El Gamal

We study efficient deep learning training algorithms that process received wireless signals, if a test Signal to Noise Ratio (SNR) estimate is available.

Benchmarking

Efficient Wrapper Feature Selection using Autoencoder and Model Based Elimination

1 code implementation28 May 2019 Sharan Ramjee, Aly El Gamal

We propose a computationally efficient wrapper feature selection method - called Autoencoder and Model Based Elimination of features using Relevance and Redundancy scores (AMBER) - that uses a single ranker model along with autoencoders to perform greedy backward elimination of features.

feature selection General Classification

Deep Learning for Interference Identification: Band, Training SNR, and Sample Selection

1 code implementation16 May 2019 Xiwen Zhang, Tolunay Seyfi, Shengtai Ju, Sharan Ramjee, Aly El Gamal, Yonina C. Eldar

We study the problem of interference source identification, through the lens of recognizing one of 15 different channels that belong to 3 different wireless technologies: Bluetooth, Zigbee, and WiFi.

Classification General Classification

Fast Deep Learning for Automatic Modulation Classification

1 code implementation16 Jan 2019 Sharan Ramjee, Shengtai Ju, Diyu Yang, Xiaoyu Liu, Aly El Gamal, Yonina C. Eldar

We then study algorithms to reduce the training time by minimizing the size of the training data set, while incurring a minimal loss in classification accuracy.

Classification General Classification

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