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Signal Processing Commons

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Full-Text Articles in Signal Processing

Improve The Prototype Of Low-Cost Near-Infrared Diffuse Optical Imaging System, Chen Xu, Mohammed Z. Shakil Dec 2020

Improve The Prototype Of Low-Cost Near-Infrared Diffuse Optical Imaging System, Chen Xu, Mohammed Z. Shakil

Publications and Research

Diffuse Optical Tomography (DOT) and Optical Spectroscopy using near-infrared (NIR) diffused light has demonstrated great potential for the initial diagnosis of tumors and in the assessment of tumor vasculature response to neoadjuvant chemotherapy. The aims of this project are 1) to test the different types of LEDs in the near-infrared range, and design the driving circuit, and test the modulation of LEDs at different frequencies; 2) to test the APDs as a detector, and build the receiver system and compare efficiency with pre-built systems. In this project, we are focusing on creating a low-cost infrared transmission system for tumor and …


Interchangeable All Fiber-Based Passive Voa/Voc System, Andrei Statchevschi Jul 2019

Interchangeable All Fiber-Based Passive Voa/Voc System, Andrei Statchevschi

Publications and Research

A passive interchangeable variable optical coupler and attenuator system is demonstrated. A maximum coupling ratio of 99.94/0.06 and attenuation of up to 30 dB were achieved respectively.


Generating Spectra Using Pca-Based Spectral Mixture Models, Joseph S. Makarewicz, Heather D. Makarewicz Apr 2019

Generating Spectra Using Pca-Based Spectral Mixture Models, Joseph S. Makarewicz, Heather D. Makarewicz

Scholar Week 2016 - present

PCA-based spectra mixture models have been created for several laboratory mixture data sets. This presentation provides examples of spectra that were generated using PCA-based spectra mixture models.


Introduction To Particle Filtering, Sanjay A. Patil Jun 2005

Introduction To Particle Filtering, Sanjay A. Patil

Sanjay A. Patil

No abstract provided.


Hmm - Impact Of Window Size And Frame Size On Asr Performance, Sanjay A. Patil, Jun Won Suh Dec 2004

Hmm - Impact Of Window Size And Frame Size On Asr Performance, Sanjay A. Patil, Jun Won Suh

Sanjay A. Patil

No abstract provided.