School of Mechatronic Engineering (Articles): Recent submissions

Now showing items 201-220 of 319

    • Dielectric measurement techniques of biological tissue: A review on electrodes perspective 

      Ruzairi, Abdul Rahim, Prof. Dr.; Zulkarnay, Zakaria; Maliki, Ibrahim; Muhammad Saiful Badri, Mansor; Siti Zarina, Mohd. Muji, Dr.; Nor Muzakkir, Nor Ayub (International Frequency Sensor Association Publishing (IFSA), 2012-02)
      The aim of this paper is to review the techniques that have been developed in biological tissue dielectric measurement. This manuscript may give a clear picture on the history, development of the technology and also the ...

    • Normal and hypoacoustic infant cry signal classification using time-frequency analysis and general regression neural network 

      Hariharan, Muthusamy, Dr.; Sindhu, R; Sazali, Yaacob, Prof. Dr. (Elsevier Ireland Ltd., 2012-11)
      Crying is the most noticeable behavior of infancy. Infant cry signals can be used to identify physical or psychological status of an infant. Recently, acoustic analysis of infant cry signal has shown promising results and ...

    • Luminance sticker based facial expression recognition using discrete wavelet transform for physically disabled persons 

      Nagarajan, Ramachadran, Prof. Dr.; Hariharan, Muthusamy; M., Satiyan (Springer Science+Business Media, LLC., 2012)
      Developing tools to assist physically disabled and immobilized people through facial expression is a challenging area of research and has attracted many researchers recently. In this paper, luminance stickers based facial ...

    • Development of gesture database for an adaptive gesture recognition system 

      Mohd Azri, Abd Aziz; Wan Khairunizam, Wan Ahmad; Siti Khadijah, Zaaba; Shahriman, Abu Bakar, Dr.; Nazrul Hamizi, Adnan; Rudzuan, Mohd Nor (IJENS Publishers, 2012-08)
      The application of human gesture for the interaction between humans and computers is becoming an impressive alternative. Particularly, hand gesture is used as a non-verbal communication between human and machines. Most ...

    • Development of low cost “GloveMAP” based on fingertip bending tracking techniques for virtual interaction 

      Nazrul Hamizi, Adnan; Wan Khairunizam, Wan Ahmad; Shahriman, Abu Bakar, Dr.; M. Hazwan, Ali; Mohd Nasir, Ayob; Mohd Azri, Abd Aziz (IJENS Publishers, 2012-08)
      Thedevelopment of a new low cost GloveMAP based on fingertip bending tracking techniques for measuring the sign language is presented. Nowadays, the communication between two parties has always been a huge obstacle in the ...

    • Gesture recognition based on the probability distribution of arm trajectories 

      Wan Khairunizam, Wan Ahmad, Dr.; Hideyuki, Sawada (The Society of Instrument and Control Engineers, 2009-09)
      The use of human motions for the interaction between humans and computers is becoming an attractive alternative to verbal media, especially through the visual interpretation of the human body motion. In particular, hand ...

    • Accurate measurement of the force sensor for intermediate and proximal phalanges of index finger 

      Wan Khairunizam, Wan Ahmad, Dr.; Shahriman, Abu Bakar, Dr.; Nazrul H., Adnan (Foundation of Computer Science, 2012-05)
      In this research paper, the study for grip force on the maximum level of the various materials handling griper can be evaluate at an effective maximum isometric strength especially for intermediate and proximal phalanges ...

    • Hardware developments of an ultrasonic tomography measurement system 

      Hudabiyah, Arshad Amari; Ruzairi, Abdul Rahim; Mohd Hafiz, Fazalul Rahiman; Herlina, Abd Rahim; Pusppanathan, Muhammad Jaysuman (International Frequency Sensors Association (IFSA), 2011-01)
      This research provides new technique in ultrasonic tomography by using ultrasonic transceivers instead of using separate transmitter-receiver pair. The numbers of sensors or transducers used to acquire data plays an important ...

    • Automated identification of exudates and optic disc based on inverse surface thresholding 

      Haniza, Yazid; Hamzah, Arof, Dr.; Hazlita, Mohd Isa, Dr. (Springer Science+Business Media, LLC., 2012)
      This paper presents a new approach to detect exudates and optic disc from color fundus images based on inverse surface thresholding. The strategy involves the applications of fuzzy c-means clustering, edge detection, otsu ...

    • Development of human sensory mimicking system 

      Nazifah, Ahmad Fikri; Ali Yeon, Md Shakaff, Prof. Dr.; Abdul Hamid, Adom, Prof. Madya Dr.; Mohd Noor, Ahmad, Prof. Dr.; Abu Hassan, Abdullah; Ammar, Zakaria; M. A., Markom (American Scientific Publishers, 2011-02)
      Taste (gustatory) and smell (olfactory) are two of the five human senses apart from touch (somatosensory), vision and hearing (auditory). In human and many other vertebrate animals the sense of taste are often used with ...

    • Analysis of infant cry through weighted linear prediction cepstral coefficients and probabilistic neural network 

      Hariharan, Muthusamy; Lim, Sin Chee; Sazali, Yaacob, Prof. Dr. (Springer Science+Business Media, LLC., 2012)
      Acoustic analysis of infant cry signals has been proven to be an excellent tool in the area of automatic detection of pathological status of an infant. This paper investigates the application of parameter weighting for ...

    • Optical tomography: Velocity profile measurement using orthogonal and rectilinear arrangements 

      Ruzairi, Abdul Rahim; Yusri, Mohd Yunosa; Mohd Hafiz Fazalul, Rahiman; Siti Zarina, Mohd Muji; Chiam, Kok Thiam; Herlina, Abdul Rahim (Elsevier Ltd., 2012-03)
      In tomography applications, flow velocity is an important flow characteristic for analysis. Excessively high particle velocity will cause high energy consumption, severe pipeline wear and particle degradation. This paper ...

    • Optical tomography: A review on sensor array, projection arrangement and image reconstruction algorithm 

      Siti Zarina, Mohd. Muji; Ruzairi, Abdul Rahim; Mohd Hafiz, Fazalul Rahiman; Shafishuhaza, Sahlan; Mohd Fadzli, Abdul Shaib; Muhammad, Jaysuman; Elmy Johana, Mohamad (Kyushu Tokai University, 2011-07)
      This paper reviews previous research on sensor arrays, projection arrangements and image reconstruction algorithms of optical tomography for industrial processes. These include the review of sensor selection and projection ...

    • Improved back propagation neural network for the diagnosis of pathological voices 

      Paulraj, M.P.; Sazali, Yaacob, Prof. Dr.; Sivanandam, S. N.; Hariharan, Muthusamy (Association for Advancedment of Modelling and Simulation Techniques in Entreprises (A.M.S.E), 2008)
      Most of vocal and voice diseases cause changes in the voice. ENT clinicians use acoustic voice analysis to characterize the pathological voices. Nowadays, voice diseases are increasing dramatically due to unhealthy social ...

    • Gas hold-up profiles measurement using ultrasonic sensor 

      Mohd Hafiz, Fazalul Rahiman; Ruzairi, Abdul Rahim, Prof. Dr.; Herlina, Abdul Rahim, Dr. (Institute of Electrical and Electronics Engineers (IEEE), 2011-02)
      In this letter, we present a work carried out to measure gas hold-up profiles in a liquid column using a pair of ultrasonic sensors. The gas hold-up profiles from 1.85 to 7.7 mm in diameter are of interest in this ...

    • Classification of speech dysfluencies with MFCC and LPCC features 

      Ooi, Chia Ai; Muthusamy, Hariharan, Dr.; Sazali, Yaacob, Prof. Dr.; Lim, Sin Chee (Elsevier Ltd., 2012-02)
      The goal of this paper is to discuss comparison of speech parameterization methods: Mel-Frequency Cepstrum Coefficients (MFCC) and Linear Prediction Cepstrum Coefficients (LPCC) for recognizing the stuttered events. Speech ...

    • Optical tomography system based on charge-coupled device linear image sensors: Particle size measurement 

      Mariani, Idroas; Ruzairi, Abdul Rahim; Mohd Hafiz, Fazalul Rahiman; M. N., Ibrahim (Elsevier B.V., 2011-08)
      This paper discussed an optical tomography system based on charge-coupled device (CCD) linear image sensors. The developed system consists of a lighting system, a measurement section and a data acquisition system. Four CCD ...

    • Real-time detection of face and iris 

      Chai, Tong Yuen; Mohamed Rizon, Mohamed Juhari, Prof. Dr.; Muhammad Shazri (World Scientific and Engineering Academy and Society (WSEAS), 2009-06)
      In this study, a computational algorithm has been developed to automatically detect human face and irises from color images captured by real-time camera. Haar cascade-based algorithm has been applied for simple and fast ...

    • Asynchronous brain machine interface-based control of a wheelchair 

      Hema, Chengalvarayan Radhakrishnamurthy; Murugesan Pandiyan, Paulraj, Prof. Dr.; Sazali, Yaacob, Prof. Dr.; Abdul Hamid, Adom, Dr.; Ramachandran, Nagarajan, Prof. Dr. (Springerlink, 2011)
      A brain machine interface (BMI) design for controlling the navigation of a power wheelchair is proposed. Real-time experiments with four able bodied subjects are carried out using the BMI-controlled wheelchair. The BMI is ...

    • Ultimate elastic wall stress (UEWS) test of glass fibre reinforced epoxy (GRE) pipe 

      Mohd Shukry, Abdul Majid; Assaleh, T. A.; Gibson, A. G.; Hale, J. M.; A., Fahrer; Rookus, C. A. P.; M., Hekman (Elsevier Ltd., 2011-10)
      This paper presents an experimental investigation of the behaviour of filament wound glass fibre reinforced epoxy (GRE) composite pipe under hydrostatic and biaxial load conditions at temperatures up to 95 °C. The format ...