A Quasi-Local Method for Instantaneous Frequency Estimation with Application to Structural Magnetic Resonance Images

Ulloa Cerna, Alvaro Emilio ;   Rodriguez, Paul ;   liu, Jingyu ;   Calhoun, Vince ;   Pattichis, Marios

Tags Nonstationary processing of biomedical signalsTime-frequency analysis of biosignalsNonlinear analysis of biomedical signals

Spatially-varying signal content can be effectively modeled using amplitude modulation-frequency modulation (AM-FM) representations. The AM-FM...

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Detecting Volumetric Changes in fMRI Connectivity Networks in Schizophrenia Patients

Arbabshirani, Mohammad Reza ;   Pattichis, Marios ;   Ulloa Cerna, Alvaro Emilio ;   Calhoun, Vince

Tags Functional image analysisBrain image analysisMR neuroimaging

There is a growing interest in identifying neuroimaging-based biomarkers for schizophrenia. Previous studies have shown both functional and...

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Effective, Real-Time Ultrasound Video Communications Over HSPA Networks Using Despeckle Filtering

Panayides, Andreas ;   Pattichis, Marios ;   Kyriacou, Efthyvoulos ;   Spanias, Andreas ;   Constantinides, Anthony G. ;   Pattichis, Constantinos

Tags TelemedicineMobile healthTelehealth

The paper presents an effective video communications system that uses despeckle filtering prior to real-time transmission. The system is...

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Three-Way Parallel Independent Component Analysis for Imaging Genetics Using Multi-Objective Optimization

Ulloa Cerna, Alvaro Emilio ;   liu, Jingyu ;   Vergara, Victor Manuel ;   Chen, Jiayu ;   Calhoun, Vince ;   Pattichis, Marios

Tags Independent component analysisBlind source separationData mining in biosignals

In the biomedical field, current technology allows for the collection of multiple data modalities from the same subject. In consequence, there is...

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