Volume 17 (2023)
Volume 16 (2022)
Volume 15 (2021)
Volume 14 (2020)
Volume 13 (2019)
Volume 12 (2018)
Volume 11 (2017)
Volume 10 (2016)
Volume 9 (2015)
Volume 8 (2014)
Volume 7 (2013)
Volume 6 (2012)
Volume 5 (2011)
Volume 4 (2010)
Volume 3 (2009)
Volume 2 (2008)
Volume 1 (2007)
Volume -2 (2005)
Volume -1 (2004)
Biological Systems Modeling
Weight synchronization in feedforward neural networks and a novel method to detect synchrony patterns

Hossein Banki-Koshki; Seyyed Ali Seyyedsalehi

Volume 17, Issue 2 , September 2023, , Pages 100-110

  Neuronal synchronization as a significant cognitive phenomenon of the human brain, has attracted the interest of neuroscience researchers in recent years. This phenomenon is generally investigated in discrete and continuous neuronal models or experimentally recorded signals of the brain. In this study, ...  Read More

Medical Robotics / Bio-Robotics
Modeling, Design, and Manufacture of Tendon-based Exoskeleton for Finger Rehabilitation

Elaheh Kafashi; Mohammad Ali Ahmadi Pajouh; Firooz Bakhtiari Nejad

Volume 14, Issue 4 , February 2021, , Pages 277-290

  Due to the high number of patients with cerebrovascular disease and stroke, which results in paralysis of organs on one side of the body, including the hand, as well as limitations in traditional rehabilitation methods, it is necessary to build devices to help these people. In this study, initially, ...  Read More

Biological Systems Modeling
Modeling Parkinsonian Gait and Investigating some Approaches to Increase the Gait Speed

Seyede Fatemeh Ghoreishian Amiri; Mohammad Pooyan

Volume 14, Issue 4 , February 2021, , Pages 321-331

  Parkinson's disease (PD) is a neurological disorder that mainly affects dopamine-producing neurons and motor system. The most obvious symptoms of PD are tremor, slow movement, stiffness and difficulty with walking. Walking in PD is slower than normal walking. In this paper, the gait in patients ...  Read More

Biological Computer Modeling / Biological Computer Simulation
Four-dimensional modeling of GBM brain tumor growth using cellular automata

Seyed Hojat Sabzpoushan; Fateme Pourhasan Zadeh; Zohre Agin

Volume 7, Issue 1 , June 2013, , Pages 65-73

  A great number of people are diagnosed with a brain tumor, annually. Glioblastoma multiform (GBM) is the most common and deadliest malignant primary brain tumor. Therefore, the study of the growth of GBM is one of the issues considered by researchers. Many mathematical models to simulate the growth of ...  Read More

Neuro-Muscular Engineering
Modeling of Impedance and Model Based Controllers Function in Learning Arm Reaching Movement

Ali Falaki; Farzad Towhidkhah

Volume 5, Issue 2 , June 2011, , Pages 127-141

  Based on previous studies, human motor control system may apply two control strategies, impedance control and model based control, for learning motor skills and counteracting environmental instabilities. Since interaction among these controllers is not fully studied, the investigation of impedance and ...  Read More

Neuro-Muscular Engineering
Employing muscular and stability synergies to perform a desired task

Amir Hosein Eskandari; Ehsan Sedaghat Nejad; Seyed Javad Mousavi; Mohsen Asghari; Mohammad Parnianpour

Volume 5, Issue 3 , June 2011, , Pages 257-273

  Selection of muscle activation pattern to reach a specific goal by considering the complexities of neuromuscular system and the way it overcomes these complications, is of researchers􀂶interest in motor control. One proposed solutionfor resolving thesecomplexities is the concept of simple module (synergies) ...  Read More

Biomechanical Motor Control / Motor Control of Human Movement
Analysis of Postural Control System Degeneration Using an Inverted Pendulum Model with PID Controller and Delayed Feedback

Hamed Ghomashchi; Ali Esteki; Ali Motie Nasrabadi; Fereydoun Nowshiravan Rahatabad

Volume 4, Issue 3 , June 2010, , Pages 177-185

  In this study a simple inverted pendulum model with PID controller and delayed feedback is used to model standing-still postural control system for the purpose of achieving useful information about its underlying control structure. Using the Genetic algorithm and an experimental study results, the model ...  Read More

Targeted Drug Delivery / Smart Drug Delivery / Drug Targeting
Modeling and Simulation of PpIX Photobleaching Mechanism to Determine Its Concentration within the Target Tissue in Photodynamic Therapy

Nadia Naghavi; Amene Sazgarnia; Mohammad Hossein Miranbaygi

Volume 4, Issue 3 , June 2010, , Pages 209-218

  Today, the idea of photodynamic therapy (PDT) is considered as one of the fundamental basis of the new cancer treatment methods. One of the important issues in the application of this therapy is choosing the optimal dosimetry method. At best, PDT dosimetry should be done based on estimation of the accumulated ...  Read More

Tissue Engineering
Modeling of Magnetic Field Effect on Nanofiber Jet Path in Electrospinning for Fabricating Optimum Tissue Engineering Scaffolds

Fateme Shamsi; Mohsen Janmaleki; Nasser Fatouraee

Volume 3, Issue 4 , June 2009, , Pages 265-274

  In this study a mechanism was modeled to control the jet path of nanofibers produced by electrospinning through inducing a magnetic field over the jet path. Firstly, a model was developed for the jet path in which the fibers composed of a series of viscoelastic segments. Considering the mass and momentum ...  Read More

Gait Analysis
Analytical And Experimental Investigation Of Human Balance Recovery In Response To Oscillations Of The Base Of Support In The Frontal Plane

Mohsen Sadeghi Mehr; Davoud Naderi; Nader Farahpour; Saeed Davoud Abadi Farahani

Volume 3, Issue 3 , June 2009, , Pages 179-187

  The present study was devoted to determine the standing human body reactions to perturbation of a base plate in the frontal plane, in order to preserve its stability. A base plate with sinusoidal fluctuation was designed and built and then markers were mounted on the specified locations on it and the ...  Read More

Biological Computer Modeling / Biological Computer Simulation
A New Method For Quality Assessment of Anti-UV Creams Using Optical Polarization: Modeling and Simulation

Pejman Ghassemi; Mohammad Hossein Miranbaygi

Volume 2, Issue 4 , June 2008, , Pages 305-315

  In this research we present a new method to evaluate changes in size and refractive index of Titanium dioxide (TiO2) nanoparticles which are the main component of anti-UV creams. The main objective of this research is assessing the impact of changing in size and refractive index of TiO2 on the polarization ...  Read More

Speech processing
A Novel Model for Investigation of the Jaw Movement During Speech

Ayoub Daliri; Farzad Towhidkhah; Shahriar Gharibzadeh; Yaser Shekofteh

Volume 2, Issue 2 , June 2008, , Pages 123-129

  Speech production is one of the most complicated physiological systems including different subsystems. These subsystems must work together in a synchronous manner. One of the important sub-systems is the jaw. Although different models have suggested for jaw, no suitable model has been proposed yet to ...  Read More

Biological Computer Modeling / Biological Computer Simulation
Classification And Prediction Of Neonatal Jaundice Using Neural Networks

Azade Ahouraei; Farzad Towhidkhah; Fateme Haji Ebrahim Tehrani; Rasoul Khayati

Volume 1, Issue 1 , June 2007, , Pages 63-69

  Jaundice (hyperbilirubinemia) is a common disease in newborn babies. Under certain circumstances, elevated bilirubin levels may have detrimental neurological effects. In some cases, phototherapy is needed to lower the level of total serum bilirubin, which indicates the presence and severity of jaundice. ...  Read More

Neuro-Muscular Engineering
Simulation Of Neurotransmitter Release At The Neuromuscular Junction

Mehrak Mahmoudi; Mohammad Jafar Abd Khodaei; Saeide Khatibirad

Volume -2, Issue 1 , July 2005, , Pages 9-16

  A mathematical model is presented for simulation of neurotransmitter release in the synaptic cleft of a neuromuscular junction. Chaudhuri's model is improved by adding calcium diffusion effect on the neurotransmitter release. When an action potential occurs, the calcium channels on presynaptic membrane ...  Read More