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Research Output 2001 2019

A characterization of sleep spindles in EEG

Ahmed, B., Redissi, A. & Tafreshi, R., 2009, World Congress on Medical Physics and Biomedical Engineering: Diagnostic and Therapeutic Instrumentation, Clinical Engineering. 7 ed. Vol. 25. p. 671-674 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electroencephalography
Detectors
Autocorrelation
Sleep
3 Citations (Scopus)

A comprehensive algorithm for the analysis of ECG waveforms

Palliyali, A. J., Tafreshi, R., Mohsin, N. & Tafreshi, L., 2012, ASME 2012 International Mechanical Engineering Congress and Exposition, IMECE 2012. Vol. 2. p. 477-481 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electrocardiography
Curve fitting
Derivatives
3 Citations (Scopus)

A computational approach for human-like motion generation in upper limb exoskeletons supporting scapulohumeral rhythms

Soltani-Zarrin, R., Zeiaee, A., Langari, R. & Tafreshi, R., 12 Jun 2018, 2017 International Symposium on Wearable Robotics and Rehabilitation, WeRob 2017. Institute of Electrical and Electronics Engineers Inc., p. 1-2 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Upper Extremity
Motion
Activities of Daily Living
Joints
Degree of freedom
6 Citations (Scopus)

Acquiring and analyzing electrocardiograms via smartphone to detect cardiovascular abnormalities

Makki, M. M., Saade, G. A., Altouma, A. G., Al-Terkawi, S., Baobeid, A. & Tafreshi, R., 2014, 2014 IEEE-EMBS International Conference on Biomedical and Health Informatics, BHI 2014. IEEE Computer Society, p. 277-280 4 p. 6864357

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cardiovascular Abnormalities
Smartphones
Electrocardiography
Servers
Telemetry
2 Citations (Scopus)

Active Tuned Mass Damper

Mondal, J., Azzam, B., Abuhalaiqa, M. & Tafreshi, R., 14 Jul 2015, 2015 23rd Mediterranean Conference on Control and Automation, MED 2015 - Conference Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 1192-1197 6 p. 7158917

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Damper
DC motors
Accelerometers
Damping
Feedback
5 Citations (Scopus)

Advances in Automatic Sleep Analysis

Ahmed, B. & Tafreshi, R., 2009, 13th International Conference on Biomedical Engineering - ICBME 2008. Vol. 23. p. 422-426 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Spectrum analysis
Signal processing
Sleep
8 Citations (Scopus)

A dynamic feedback control strategy for control loops with time-varying delay

Ebrahimi, B., Tafreshi, R., Franchek, M., Grigoriadis, K. & Mohammadpour, J., 4 May 2014, In : International Journal of Control. 87, 5, p. 887-897 11 p.

Research output: Contribution to journalArticle

Feedback control
Engines
Oxygen sensors
Fueling
System stability

A dynamic sliding manifold for air-fuel ratio control in lean-burn spark ignition engines

Ebrahimi, B., Tafreshi, R., Mohammadpour, J., Masudi, H., Franchek, M. A. & Grigoriadis, K., 2012, Proceedings of the IASTED International Conference on Control and Applications, CA 2012. p. 270-277 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Internal combustion engines
Air
Sliding mode control
Fuel economy
System stability

Air-fuel ratio control of lean-burn SI engines using fuzzy sliding-mode technique

Wu, H. M. & Tafreshi, R., 1 Jan 2017, Aerospace Applications; Advances in Control Design Methods; Bio Engineering Applications; Advances in Non-Linear Control; Adaptive and Intelligent Systems Control; Advances in Wind Energy Systems; Advances in Robotics; Assistive and Rehabilitation Robotics; Biomedical and Neural Systems Modeling, Diagnostics, and Control; Bio-Mechatronics and Physical Human Robot; Advanced Driver Assistance Systems and Autonomous Vehicles; Automotive Systems. American Society of Mechanical Engineers, Vol. 1.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Internal combustion engines
Air
Sliding mode control
Fuzzy systems
Fuel economy
1 Citation (Scopus)

Air-fuel ratio control of lean-burn SI engines using the LPV-based fuzzy technique

Wu, H. M. & Tafreshi, R., 3 Jul 2018, In : IET Control Theory and Applications. 12, 10, IET-CTA.2017.0063.

Research output: Contribution to journalArticle

Ignition
Internal combustion engines
Engine
Fuzzy control
Air
8 Citations (Scopus)

An approach for the construction of entropy measure and energy map in machine fault diagnosis

Tafreshi, R., Sassani, F., Ahmadi, H. & Dumont, G., Apr 2009, In : Journal of Vibration and Acoustics, Transactions of the ASME. 131, 2, p. 245011-245017 7 p.

Research output: Contribution to journalArticle

Cylinder heads
Mountings
Accelerometers
Failure analysis
Feature extraction
34 Citations (Scopus)

An automatic sleep spindle detector based on wavelets and the teager energy operator

Ahmed, B., Redissi, A. & Tafreshi, R., 2009, Proceedings of the 31st Annual International Conference of the IEEE Engineering in Medicine and Biology Society: Engineering the Future of Biomedicine, EMBC 2009. p. 2596-2599 4 p. 5335331

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Sleep
Detectors
Electroencephalography
Wavelet Analysis
Sleep Stages
1 Citation (Scopus)

An efficient approach to recognize hand gestures using machine-learning algorithms

Wahid, M. F., Tafreshi, R., Al-Sowaidi, M. & Langari, R., 3 Jul 2018, 4th IEEE Middle East Conference on Biomedical Engineering, MECBME 2018. IEEE Computer Society, Vol. 2018-March. p. 171-176 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electromyography
Learning algorithms
Learning systems
Support vector machines
Muscle

An enhanced Smith predictor based control system using feedback- feedforward structure for time- delay processes

Mohammadzaheri, M. & Tafreshi, R., 1 Jan 2017, In : Journal of Engineering Research. 14, 2, p. 156-165 10 p.

Research output: Contribution to journalArticle

Time delay
Feedback
Control systems
Controllers
Feedforward control
22 Citations (Scopus)

An entropy-based approach to predict seizures in temporal lobe epilepsy using scalp EEG

Zandi, A. S., Dumont, G. A., Javidan, M. & Tafreshi, R., 2009, Proceedings of the 31st Annual International Conference of the IEEE Engineering in Medicine and Biology Society: Engineering the Future of Biomedicine, EMBC 2009. p. 228-231 4 p. 5333971

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Temporal Lobe Epilepsy
Entropy
Electroencephalography
Scalp
Seizures
Temporal Lobe Epilepsy
Entropy
Electroencephalography
Scalp
entropy
1 Citation (Scopus)

An Expert System for Differential Diagnosis of Myocardial Infarction

Jaleel, A., Tafreshi, R. & Tafreshi, L., 1 Nov 2016, In : Journal of Dynamic Systems, Measurement and Control, Transactions of the ASME. 138, 11, 111012.

Research output: Contribution to journalArticle

myocardial infarction
electrocardiography
expert systems
Electrocardiography
Expert systems
11 Citations (Scopus)

An intelligent approach to optimize multiphase subsea oil fields lifted by electrical submersible pumps

Mohammadzaheri, M., Tafreshi, R., Khan, Z., Franchek, M. & Grigoriadis, K., 1 Jul 2016, In : Journal of Computational Science. 15, p. 50-59 10 p.

Research output: Contribution to journalArticle

Offshore oil fields
Submersible pumps
Pump
Profit
Profitability
12 Citations (Scopus)

A novel wavelet-based index to detect epileptic seizures using scalp EEG signals

Zandi, A. S., Dumont, G. A., Javidan, M., Tafreshi, R., MacLeod, B. A., Ries, C. R. & Puil, E., 2008, Proceedings of the 30th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS'08. p. 919-922 4 p. 4649304

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electroencephalography
Scalp
Epilepsy
Periodicity
Frequency bands
48 Citations (Scopus)

A parameter-varying filtered PID strategy for air-fuel ratio control of spark ignition engines

Ebrahimi, B., Tafreshi, R., Masudi, H., Franchek, M., Mohammadpour, J. & Grigoriadis, K., Aug 2012, In : Control Engineering Practice. 20, 8, p. 805-815 11 p.

Research output: Contribution to journalArticle

Ignition
Internal combustion engines
Engine
Compensator
Time-varying Delay
10 Citations (Scopus)

A performance comparison of emg classification methods for hand and finger motion

Shin, S., Langari, R. & Tafreshi, R., 2014, Dynamic Modeling and Diagnostics in Biomedical Systems; Dynamics and Control of Wind Energy Systems; Vehicle Energy Management Optimization; Energy Storage, Optimization; Transportation and Grid Applications; Estimation and Identification Methods, Tracking, Detection, Alternative Propulsion Systems; Ground and Space Vehicle Dynamics; Intelligent Transportation Systems and Control; Energy Harvesting; Modeling and Control for Thermo-Fluid Applications, IC Engines, Manufacturing. American Society of Mechanical Engineers, Vol. 2. 5993

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Discriminant analysis
Application programs
Pattern recognition
Feature extraction
Discrete wavelet transforms
13 Citations (Scopus)

A performance comparison of hand motion EMG classification

Shin, S., Tafreshi, R. & Langari, R., 2014, 2014 Middle East Conference on Biomedical Engineering, MECBME 2014. IEEE Computer Society, p. 353-356 4 p. 6783276

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Discriminant analysis
Prosthetics
Classifiers
Experiments
Prostheses and Implants

A physics-based modeling approach of a natural gas hcci engine

Abdelgawad, M. W., Tafreshi, R. & Langari, R., 2012, ASME 2012 International Mechanical Engineering Congress and Exposition, IMECE 2012. PARTS A AND B ed. Vol. 4. p. 765-773 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Gas engines
Ignition
Natural gas
Physics
Engines
5 Citations (Scopus)

A portable 12-lead ECG wireless medical system for continuous cardiac-activity monitoring

Gaxiola-Sosa, J. E., Mohsin, N., Palliyali, A. J., Tafreshi, R. & Entesari, K., 2014, 2014 Middle East Conference on Biomedical Engineering, MECBME 2014. IEEE Computer Society, p. 123-126 4 p. 6783221

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electrocardiography
Lead
Monitoring
Graphical user interfaces
Base stations

A predictive strategy to control time-varying delay systems: Lean-burn engines

Mohammadzaheri, M., Tafreshi, R., Ebrahimi, B., Grigoriadis, K. & Franchek, M. A., 2015, Multiagent Network Systems; Natural Gas and Heat Exchangers; Path Planning and Motion Control; Powertrain Systems; Rehab Robotics; Robot Manipulators; Rollover Prevention (AVS); Sensors and Actuators; Time Delay Systems; Tracking Control Systems; Uncertain Systems and Robustness; Unmanned, Ground and Surface Robotics; Vehicle Dynamics Control; Vibration and Control of Smart Structures/Mech Systems; Vibration Issues in Mechanical Systems. American Society of Mechanical Engineers, Vol. 3.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Engines
Fueling
Feedforward control
Internal combustion engines
Closed loop systems
2 Citations (Scopus)

A systematic air-fuel ratio control strategy for lean-burn SI engines

Ebrahimi, B., Tafreshi, R., Masudi, H., Franchek, M. A., Mohammadpour, J. & Grigoriadis, K., 2012, 2012 IFAC Workshop on Engine and Powertrain Control, Simulation and Modeling, E-COSM 2012. p. 296-301 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Engines
Air
Dynamical systems
Oxygen sensors
Fuel economy
19 Citations (Scopus)

Automated analysis of ECG waveforms with atypical QRS complex morphologies

Tafreshi, R., Jaleel, A., Lim, J. & Tafreshi, L., Mar 2014, In : Biomedical Signal Processing and Control. 10, 1, p. 41-49 9 p.

Research output: Contribution to journalArticle

Electrocardiography
Signal analysis
Terminology
Healthy Volunteers
Lead
121 Citations (Scopus)

Automated real-time epileptic seizure detection in scalp EEG recordings using an algorithm based on wavelet packet transform

Zandi, A. S., Javidan, M., Dumont, G. A. & Tafreshi, R., 2010, In : IEEE Transactions on Biomedical Engineering. 57, 7, p. 1639-1651 13 p., 5484951.

Research output: Contribution to journalArticle

Electroencephalography
Frequency bands

Controls-oriented modelling and LQR control of natural gas HCCI engines

AbdelGawad, M., Tafreshi, R. & Langari, R., 1 Jan 2013, In : International Journal of Vehicle Performance. 1, 2, p. 205-234 30 p.

Research output: Contribution to journalArticle

Natural Gas
Ignition
Natural gas
Engine
Compression
10 Citations (Scopus)

Design and kinematic analysis of a novel upper limb exoskeleton for rehabilitation of stroke patients

Zeiaee, A., Soltani-Zarrin, R., Langari, R. & Tafreshi, R., 11 Aug 2017, 2017 International Conference on Rehabilitation Robotics, ICORR 2017. IEEE Computer Society, p. 759-764 6 p. 8009339

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Biomechanical Phenomena
Upper Extremity
Patient rehabilitation
Kinematics
Rehabilitation
13 Citations (Scopus)

Designing a Surrogate Fuel for Gas-to-Liquid Derived Diesel

Choudhury, H. A., Intikhab, S., Kalakul, S., Khan, M., Tafreshi, R., Gani, R. & Elbashir, N. O., 19 Oct 2017, In : Energy and Fuels. 31, 10, p. 11266-11279 14 p.

Research output: Contribution to journalArticle

Gases
Liquids
Diesel fuels
Hydrocarbons
Diesel engines

Detection of cardiovascular abnormalities through 5-lead system algorithm

Touma, A. A., Tafreshi, R. & Khan, M., 18 Apr 2016, 3rd IEEE EMBS International Conference on Biomedical and Health Informatics, BHI 2016. Institute of Electrical and Electronics Engineers Inc., p. 260-263 4 p. 7455884

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cardiovascular Abnormalities
Electrocardiography
Research
Lead
Differential Diagnosis
13 Citations (Scopus)
Scalp
Electroencephalography
Epilepsy
Seizures
Temporal Lobe Epilepsy
Sliding mode control
Fuzzy control
Controllers
Fuzzy inference
Stability criteria

Drilling rig fuel and emissions reduction through regenerative braking, load leveling and grid drilling

Ahmed, S., Tafreshi, R., Palazzolo, A. & Tucker, R., 2009, Society of Petroleum Engineers - International Petroleum Technology Conference 2009, IPTC 2009. Vol. 4. p. 2765-2769 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Regenerative braking
Drilling rigs
drilling rig
leveling
Drilling

Effect of resistive inspiratory and expiratory loading on cardio-respiratory interaction in healthy subjects

Kabir, M. M., Immanuel, S. A., Tafreshi, R., Saint, D. A. & Baumert, M., 2 Nov 2014, 2014 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC 2014. Institute of Electrical and Electronics Engineers Inc., p. 710-713 4 p. 6943689

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Healthy Volunteers
Electrocardiography
Respiration
Inductance
Abdomen
30 Citations (Scopus)

Effects of alumina phases as nickel supports on deep reactive adsorption of (4,6-dimethyl) dibenzothiophene: Comparison between γ, δ, and θ-alumina

Bazyari, A., Mortazavi, Y., Khodadadi, A. A., Thompson, L. T., Tafreshi, R., Zaker, A. & Ajenifujah, O. T., 1 Jan 2016, In : Applied Catalysis B: Environmental. 180, p. 312-323 12 p.

Research output: Contribution to journalArticle

Aluminum Oxide
Nickel
aluminum oxide
nickel
Adsorbents
3 Citations (Scopus)

Electrocardiogram QRS detection using temporal correlation for diagnosis of myocardial infarction

Tafreshi, R., Lim, J., Abdul, J. & Tafreshi, L., 2012, Proceedings of the 9th IASTED International Conference on Biomedical Engineering, BioMed 2012. p. 143-148 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electrocardiography
Pattern matching
7 Citations (Scopus)

Electroconvulsive therapy: A model for seizure detection by a wavelet packet algorithm

Zandi, A. S., Tafreshi, R., Dumont, G. A., Ries, C. R., MacLeod, B. A. & Puil, E., 2007, 29th Annual International Conference of IEEE-EMBS, Engineering in Medicine and Biology Society, EMBC'07. p. 1916-1919 4 p. 4352691

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electroconvulsive Therapy
Electroencephalography
Seizures
Frequency bands
Wavelet Analysis

EMG and IMU based real-time HCI using dynamic hand gestures for a multiple-DoF robot arm

Shin, S., Tafreshi, R. & Langari, R., 1 Jan 2018, In : Journal of Intelligent and Fuzzy Systems. 35, 1, p. 861-876 16 p.

Research output: Contribution to journalArticle

End effectors
Human computer interaction
Gesture
Robot
Robots
10 Citations (Scopus)

Enhanced automated sleep spindle detection algorithm based on synchrosqueezing

Kabir, M. M., Tafreshi, R., Boivin, D. B. & Haddad, N., 22 Jul 2015, In : Medical and Biological Engineering and Computing. 53, 7, p. 635-644 10 p., 6.

Research output: Contribution to journalArticle

Sleep research
Electroencephalography
Sleep
Decomposition

Epileptic seizure prediction using variational mixture of Gaussians

Zandi, A. S., Dumont, G. A., Javidan, M. & Tafreshi, R., 2011, 33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS 2011. p. 7549-7552 4 p. 6091861

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electroencephalography
Epilepsy
Scalp
Seizures
Bins
6 Citations (Scopus)
Electroencephalography
Epilepsy
Scalp
Seizures
prediction

Evaluation of the induced voltage in driven electrodes of piezoelectric tube actuators for sensorless nanopositioning

Mohammadzaheri, M., Tafreshi, R., Mohammad-Khorasani, M., Bazghaleh, M. & Grainger, S., 12 Mar 2015, 2015 IEEE 8th GCC Conference and Exhibition, GCCCE 2015. Institute of Electrical and Electronics Engineers Inc., 7060050

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Actuators
Electrodes
Electric potential

Full- and reduced-order fault detection filter design with application in flow transmission lines

Salavati, S., Grigoriadis, K., Franchek, M. & Tafreshi, R., 1 Feb 2019, In : Journal of Dynamic Systems, Measurement and Control, Transactions of the ASME. 141, 2, 021010.

Research output: Contribution to journalArticle

fault detection
Fault detection
transmission lines
Electric lines
filters
5 Citations (Scopus)

Identification of air-fuel ratio dynamics in SI engines using linear parameter varying techniques

Zope, R., Mohammadpour, J., Grigoriadis, K., Franchek, M., Tafreshi, R. & Masoudi, H., 2011, Proceedings of the 13th IASTED International Conference on Control and Applications, CA 2011. p. 120-125 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Internal combustion engines
Air
Engines
Linear regression
Identification (control systems)
13 Citations (Scopus)

Improved spindle detection through intuitive pre-processing of electroencephalogram

Jaleel, A., Ahmed, B., Tafreshi, R., Boivin, D. B., Streletz, L. & Haddad, N., 15 Aug 2014, In : Journal of Neuroscience Methods. 233, p. 1-12 12 p.

Research output: Contribution to journalArticle

Electroencephalography
Fourier Analysis
Electrooculography
Wavelet Analysis
Eye Movements
9 Citations (Scopus)

Informative wavelet algorithm in diesel engine diagnosis

Tafreshi, R., Ahmadi, H., Sassani, F. & Dumont, G., 2002, IEEE International Symposium on Intelligent Control - Proceedings. p. 361-366 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Engine cylinders
Internal combustion engines
Diesel engines
Feature extraction

Introducing micro-positioning experimental setup in mechanical engineering curriculum

Abdulla, S., Al Hamidi, Y. M., Baobeid, A. M. & Tafreshi, R., 24 Jun 2017, In : ASEE Annual Conference and Exposition, Conference Proceedings. 2017-June

Research output: Contribution to journalConference article

Vibration control
Mechanical engineering
Curricula
Piezoelectric actuators
Students