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)
Biomedical Signal Processing / Medical Signal Processing / Biosignal Processing
Improving the Performance of the Sparse Representation Based Classification in BCI Systems, by Enhancing the Process of Feature Extraction and Using an Optimized Sparse Solution Finding Algorithm

Alireza Mirjalili; Vahid Abootalebi; Mohammad Taghi Sadeghi

Volume 8, Issue 4 , February 2015, , Pages 305-323

  In recent years, Brain-Computer Interface (BCI) has been noted as a new means of communication between the human brain and his surroundings. In order to set up such a system, the collaboration of several blocks, such as data recording, signal processing and user interface are needed. The signal processing ...  Read More

Biomedical Signal Processing / Medical Signal Processing / Biosignal Processing
Prediction of the Thumb Fingure Extensor and Flexor Muscles Desired Activation Pattern during Hand Writing and Painting Using Neural Networks

Sanaz Ahmadzadeh; Hamid Reza Kobravi; Saeed Tosizadeh

Volume 8, Issue 3 , September 2014, , Pages 293-304

  Multiple muscle groups may be activated simultaneously during the most of activities. So, the appropriate muscle coordination must be emerged during a normal activity. Consequaently, for rehabilitation of movements such as hand writing and paiting in patients for example suffering from carpal channel ...  Read More

Neuro-Muscular Engineering
Hand Tremor Suppuration by Muscle Surface Electrical Stimulation

Reza Hajian; Farzad Towhidkhah

Volume 8, Issue 1 , March 2014, , Pages 19-29

  Tremor is one of the most frequent movement disorders which is involuntary and approximately sinusoidal. It affects various body joints such as elbow. Tremor on an elbow is considered as extension, flection, and rotation of the forearm. There are miscellaneous types of treatments for tremor one of which ...  Read More

Neuro-Muscular Engineering
Sensor design and construction of angle measurement device based on accelerometer sensor and Bluetooth module

Sahar Babaei; Ali Maleki

Volume 8, Issue 1 , March 2014, , Pages 57-68

  Nowadays real time motion tracking have been receiving considerable attention in many applications and research fields such as rehabilitation, medicine and treatment. Recently MEMS accelerometers play an important role to attend desired result for these applications. This paper presents a new design ...  Read More

Neuro-Muscular Engineering
Influence of Mechanical Terms in Quantifying Muscle Synergy during Cycling for FES Rehabilitation Applications

Sohrab Barimani; Ali Maleki; Ali Fallah

Volume 8, Issue 1 , March 2014, , Pages 101-111

  FES based method used for rehabilitation of patients with spinal cord injury (SCI). One of these methods is FES cycling. FES cycling exercise has to be useful among SCI patients because of creating a periodic activity in the muscles of the lower extremities and stability of seating position. The major ...  Read More

Gait Analysis
Nonlinear analysis of dynamic lumbar stability during repetitive trunk flexion extension at symmetric and asymmetric directions

Samane Moeini Sedeh; Navid Arjmand; Mohammad Ali Sanjari; Hamid Reza Mokhtarinia; Morteza Asgari; Mohammad Parnianpour

Volume 7, Issue 4 , June 2013, , Pages 333-340

  Stability is important to prevent falling during occupational and daily living activities. Control parameters such as direction of motion and external load can affect stability pattern. The purpose of this paper was to evaluate the effect of the mentioned control parameters on stability. Time series ...  Read More

Gait Analysis
Stability and control of human body motion during performing balance motion in Wushu

Afsaneh Yavari; Mostafa Rostami; Ali Esteki; Ali Tanbakoosaz; Mehdi Yousefi Azar Khanian

Volume 7, Issue 1 , June 2013, , Pages 75-84

  Most of the recent biomechanical researches have been focused on the stability of people with disabilities and a few researches have been done on the athletes with high balance skill.The methods of elite athletes in keeping the balance can state valuable information about balance strategies and effective ...  Read More

Gait Analysis
Wearable Human Movement Instrumentation System

Mohammad Iman Mokhlespour Esfahani; Omid Zobeiri; Ali Akbari; Behzad Moshiri; Mohammad Parnianpour

Volume 7, Issue 4 , June 2013, , Pages 361-369

  Wearable measuring system has major effects onbiomechanics of human movements especially in daily activitiesin order to monitor and analyze the human movements to achievethe most important kinematics parameters. In the recent decade,inertial sensors were utilized by researchers in order todeveloping ...  Read More

Neuro-Muscular Engineering
Black box modeling of Paralyzed Arm for FES-based Reaching Movement Control in SCIPatients

Rahele Shafaei; Seyed Mohammad Reza Hashemi Golpayegani

Volume 5, Issue 3 , June 2011, , Pages 214-228

  One of main the issues in achieving to a successful FES control is using an as much as possible accurate model of the under electrical stimulation system so that it can adequately indicate the system behavior. Classical computational models that are commonly used for this purpose have a reductionism ...  Read More

Neuro-Muscular Engineering
Adaptive Neuro-Fuzzy Sliding Mode control of Walking Using Intramuscular Electrical Stimulation in Rat Model

Abed Khorasani; Abbas Erfanian Omidvar

Volume 5, Issue 3 , June 2011, , Pages 245-255

  During the last decade, functional neuromuscular stimulation (FNS) has been proposed as a potential technique for restoring motor function in paralyzed limbs. A major challenge to restoring a desired functional limb movement through the use of intramuscular stimulation is the development of a robust ...  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

Neuro-Muscular Engineering
Kinematical Modeling of the Writing Process using Model Predictive Control

Mehdi Borjkhani; Farzad Towhidkhah

Volume 4, Issue 2 , June 2010, , Pages 109-122

  Writing is one of the high practiced and complex movement skills of human. Most of the proposed models for writing are bottom-up models, and therefore they could not reflect the biological aspects of movements in this process. Also there is not any model for illustrating the role of different parts of ...  Read More

Power Law: Relation Between Geometry And Kinematics In Skilled Drawing Movements

Saeed Rashidi; Seyed Mohammad Reza Hashemi Golpayegani; Ali Fallah; Farzad Towhidkhah

Volume 4, Issue 1 , June 2010, , Pages 33-44

  In drawing movements, the constraints imposed on the trajectory geometry properties and kinematics are known with two laws: 2/3 power law and isochrony phenomenon. In this paper experiments have been designed to study the relation between two empirical laws in straight and curved patterns of drawing ...  Read More

Rehabilitation Engineering
Optimization of Stimulation Patterns in Paraplegic Walker-Assisted Walking using Functional Electrical Stimulation

Vahab Nekoukar; Abbas Erfanian Omidvar

Volume 4, Issue 4 , June 2010, , Pages 327-336

  One major limitation of walker-supported walking using functional electrical stimulation (FES) in paraplegic subjects is the high energy expenditure and the high upper body effort. Paraplegics should exert high amount of hand force to stabilize the body posture and to compensate lack of the sufficient ...  Read More

Rehabilitation Engineering
A Biomechanical Comparison Of Postural Control Mechanisms Between Healthy Adults And Below Knee Amputees During Voluntary Arm Movements

Robabe Vatanparast; Hossein Karimi; Fariba Bahrami; Roya Narimani

Volume 3, Issue 3 , June 2009, , Pages 171-178

  CNS applies Anticipatory Postural Adjustments (APA) strategy to reject or minimize perturbation during different voluntary movements. The postural control mechanisms associated with voluntary arm movement (rapid arm rising) in below knee amputees (BKA) was investigated and the results were compared with ...  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

Neuro-Muscular Engineering
Experimental and Theoretical Investigation of Human Stability under Tilting Base Plate in the Sagittal Plane

Davoud Naderi; Mohsen Sadeghi Mehr; Nader Farahpour; Behnam Miripour-Fard

Volume 2, Issue 2 , June 2008, , Pages 85-93

  Cognition of human postural responses can provide valuable insight on the control of stability. Researchers can use this finding to design rehabilitation exercises to improve the patients, balance. This study was done with the aim of conducting theoretical and experimental investigations on human response ...  Read More

Rehabilitation Engineering
Evaluation of Dynamical Structure of Postural Balance Control System During Quiet Standing in Normal and C.V.A Subjects

Hamed Ghomashchi; Ali Esteki; Ali Motie Nasrabadi

Volume 2, Issue 2 , June 2008, , Pages 95-107

  In this study, the underlying dynamics of postural control system during quiet standing were investigated. Single-subject (SS) analysis was used as the statistical technique to compare the results. Center of pressure (COP) trajectories of 21 trials of a standing healthy subject and 24 trials of a cerebrovascular ...  Read More

Biomechanical Motor Control / Motor Control of Human Movement
How Does CNS Address the Kinetic Redundancy in Lumbar Spine? Three Dimensional Isometric Exertions With 18 Hill Muscle Fascicles at L4/L5 Level of Lumbar Region

Ehsan Rashedi; Mohammad Reza Nassajian; Bahman Nasseroleslami; Mohammad Parnianpour

Volume 2, Issue 2 , June 2008, , Pages 109-122

  Human motor system is organized for execution of various motor tasks in different and flexible ways. This is mainly achieved by the way that CNS uses the redundancy in musculoskeletal system. The kinetic redundancy in human musculoskeletal systems is a significant property by which CNS achieves many ...  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

Rehabilitation Engineering
Using Synergy to Control the Reaching Movement Neuroprosthesis: Muscle Synergy or Kinematic Synergy

Ali Maleki; Ali Fallah

Volume 2, Issue 2 , June 2008, , Pages 131-140

  Patients with spinal cord injury in C5/C6 levels are capable of controlling the voluntary movements of the shoulder joints, but some muscles involved in the movement of the elbow joint are paralyzed in these patients. By using FES as well as an appropriate stimulation of the paralyzed muscles, the patients ...  Read More

Rehabilitation Engineering
Clinical Assessment of Force Plate for Predicting the Intensity of Disorder and Limit differential Diagnoses in Steppage Gait

Nima Jamshidi; Mostafa Rostami; Siamak Najarian; Mohammad Bagher Menhaj; Mohammad Saadatnia; Firouz Salami

Volume 2, Issue 1 , June 2008, , Pages 57-64

  In this research the kinematics parameters derived from ground reaction forces were evaluated to limit the differential diagnoses and measure the degree of disabilities during the walking among neuropathic subjects. 25 neuropathic subjects affected by drop foot and 20 normal subjects were enrolled in ...  Read More

Neuro-Muscular Engineering
An Adaptive Fuzzy Control with Hierarchical Structure for Controlling the Knee-joint angle by using Functional Electrical Stimulation

Hamid Reza Kobravi; Abbas Erfanian Omidvar

Volume 2, Issue 4 , June 2008, , Pages 335-349

  In this paper an adaptive robust fuzzy controller based on sliding mode control (SMC) approach is proposed to control the knee joint position using quadriceps electrical stimulation and it has been tested on three subjects. The proposed method is based on SMC. The main advantage of SMC derives from the ...  Read More

Biomechanical Motor Control / Motor Control of Human Movement
Signature Verification Based On The Control Theory Of Skilled Movements

Saeed Rashidi; Ali Fallah; Farzad Towhidkhah

Volume 1, Issue 4 , June 2007, , Pages 269-280

  Dynamic signature verification based on temporal features are more precise than the static methods because in addition to position information of the drawing pattern, it uses local and global features extracted from velocity, acceleration, pressure and pen angle signals, while static methods only use ...  Read More