Now showing items 224-243 of 251

    • Stereo Sensors-based Object Segmentation and Location for a Bin Picking Adept SCARA Robot 

      Hema, Chengalvarayan Radhakrishnamurthy; Paulraj, Murugesapandian; Ramachandran, Nagarajan; Sazali, Yaacob (Universiti Malaysia Perlis, 2007)
      In this paper we present a stereo vision system for segmentation of partially occluded objects and computation of object grasping point in bin picking environments. The stereo vision system was interfaced with an Adept ...
    • Stereo vision system for a bin picking adept robot 

      Hema, Chengalvarayan Radhakrishnamurthy; Paulraj, Murugesapandian; Ramachandran, Nagarajan; Sazali, Yaacob (Universiti Malaya, 2007)
      In bin picking applications, robots are required to pick up an object from a pile of stacked or scattered objects placed in a bin. To perform such tasks, identification of the objects to be picked using a vision system is ...
    • Stockwell transform and clustering techniques for efficient detection of vision impairments from single trial VEPs 

      Vijean, Vikneswaran; Hariharan, Muthusamy, Dr.; Sazali, Yaacob, Prof. Dr.; Mohd Nazri, Sulaiman (Inderscience Enterprises Ltd., 2013)
      Pattern reversal visually evoked potentials (VEPs) provide valuable information about the visual nerves pathways and is a promising field to be explored for the investigation of vision impairments. The conventional method ...
    • Structural steel plate damage detection using DFT spectral energy and artificial neural network 

      Paulraj, Murugesa Pandiyan, Prof. Madya Dr.; Mohd Shukri, Abdul Majid; Sazali, Yaacob, Prof. Dr.; Abdul Hamid, Adom, Prof. Madya Dr.; Krishnan, Pranesh R. (Institute of Electrical and Electronics Engineers (IEEE), 2010-05-21)
      In this paper, simple methods for crack identification in steel plates and their classification based on the frame based frequency domain features is presented. Based upon the boundary conditions and experimental modal ...
    • Structural steel plate damage detection using non destructive testing, frame energy based statistical features and artificial neural networks 

      Paulraj, Murugesa Pandiyan, Dr.; Sazali, Yaacob, Prof. Dr.; Mohd Shukry, Abdul Majid; Mohd Nor Fakhzan, Mohd Kazim; Pranesh, Krishnan (Malaysian Technical Universities Network (MTUN), 2012-11-20)
      This paper discusses about the detection of damages present in the steel plates using nondestructive vibration testing. A simple experimental model has been developed to hold the steel plate complying with the simply ...
    • Structural steel plate damage detection using non destructive testing, frame energy based statistical features and artificial neural networks 

      Pandiyan, Paulraj Murugesa , Prof. Dr.; Sazali, Yaacob, Prof. Dr.; Mohd Shukry, Abdul Majid, Dr.; Mohd Nor Fakhzan, Mohd Kazim; Krishnan, Pranesh (Elsevier Ltd., 2013)
      This paper discusses about the detection of damages present in the steel plates using nondestructive vibration testing. A simple experimental model has been developed to hold the steel plate complying with the simply ...
    • A study of a two phases medium in pipe vessel using gaussian filter method and k-NN classifier 

      Mohd Rizal, Manan; Muhammad Naufal, Mansor; Ruzairi, Abdul Rahim; Sazali, Yaacob, Prof. Dr.; Mohd Hafiz, Fazalul Rahiman, Dr. (IOS Press, 2013-07-03)
      In this paper we present the existence and uniqueness of solutions to the stochastic problem to determine two phase level of gas and water in the industrial pipe line. In order to distinguish the level phases in a vessel ...
    • The study of gravity gradient effect on attitude of low earth orbit satellite 

      Nor Hazadura, Hamzah; Sazali, Yaacob, Prof. Dr.; Hariharan, Muthusamy, Dr.; Norhizam, Hamzah; Najah, Ghazali (AIP Publishing LLC, 2013)
      Simulations and mathematical models are increasingly used to assist the process of decision making in engineering design. The objective of this paper is to simulate the linear attitude dynamics of small satellites under ...
    • A study of human emotional: Review 

      Nurnadia, M. Khair; Sazali, Yaacob, Prof. Dr.; Muthusamy, Hariharan, Dr.; Shafriza Nisha, Basah, Dr. (Institute of Electrical and Electronics Engineers (IEEE), 2012-02-27)
      Modeling human activities such as human robotic, and human behavior is an active research involving multidisciplinary field including biomedical engineering, biomechanics, mathematics etc. Thus is due to the fact that a ...
    • A study of Inhaled Pharmaceutical Aerosol (IPA) flow characteristic with various types of fan design in metered dose inhaler 

      Md Tasyrif, Abdul Rahman; Ahmad Faizal; A.S., Fathinul-Syahir; Sazali, Yaacob; Hazlinda, Razali; Fauziah, Mat; Nur Saifullah; Mohd Sofian (Universiti Malaysia Perlis, 2009-10-11)
      Metered Dose Inhalers (MDI) is used to prevent and relieve the symptoms and progression of certain diseases (asthma, chronic obstructive pulmonary disease, cystic fibrosis and bronchiectasis) by delivering the inhaled ...
    • The study of particle filter for satellite angular rate estimation without rate sensor measurement 

      Nor Hazadura, Hamzah; Sazali, Yaacob; Ahmad Kadri, Junoh; Mohd Zamri, Hasan (EDP Sciences, 2018)
      This paper studies particle filter algorithm to estimate the angular rate of a satellite without the rate sensor measurements. In this work, the performance of the algorithm is studied in terms of capability to estimate ...
    • Supervised neural network classifier for voice pathology 

      Murugesa Pandiyan, Paulraj, Prof. Madya Dr,; Sazali, Yaacob, Prof. Dr.; Sivanandam, S. N.; Hariharan, Muthusamy (Kongu Engineering College, 2008-01-03)
      The classification of normal and pathological voices using noninvasive acoustical analysis features helps speech specialist to perform accurate diagnoses of vocal and voice disease. Acoustic analysis is a non-invasive ...
    • A Support system for visually impaired persons to understand environmental information using Acoustic Interface 

      Balakrishnan, G.; Sainarayanan, G.; Nagarajan, R.; Sazali, Yaacob (Kolej Universiti Kejuruteraan Utara Malaysia, 2005-05-14)
      Visually impaired find their navigation difficult as they often lack the needed information for bypassing obstacles and hazards. Electronic Travel Aids (ETAs) are devices that use sensor technology to assist and improve ...
    • Synchronous brain machine interface design using focused time delay networks 

      Hema, Chengalvarayan Radhakrishnamurthy; Paulraj, Murugesa Pandiyan, Assoc. Prof. Dr.; Sazali, Yaacob, Prof. Dr.; Abdul Hamid, Adom, Assoc. Prof. Dr.; Ramachandran, Nagarajan, Prof. Dr. (Universiti Malaysia Perlis (UniMAP)School of Mechatronic Engineering, 2012-02-27)
      Focused time delay neural network based design for a four-state Brain Machine Interface (BMI) to drive a wheelchair is analyzed. Motor imagery signals recorded noninvasively using two bipolar electrodes are used in the ...
    • Time-domain features and probabilistic neural network for the detection of vocal fold pathology 

      Hariharan, Muthusamy; Paulraj, Murugesa Pandiyan, Prof. Madya; Sazali, Yaacob, Prof. Dr. (Universiti Malaya, 2010)
      Due to the nature of job, unhealthy social habits and voice abuse, people are subjected to the risk of voice problems. It is well known that most of vocal fold pathologies cause changes in the acoustic voice signal. ...
    • Two axis adaptive predictive Fuzzy Logic Controller for a pico-satellite 

      Nagarajan, R.; Paularaj, M.P.; Sazali, Yaacob; Zaridah, Mat Zain; Soh Kay Hoh, Warren; Ahmad Sabirin, Arshad (Universiti Malaysia Perlis, 2009-10-11)
      In this paper, extensive simulations of Adaptive Predictive Fuzzy Logic Controller (APFLC) has been made to study the performances of the attitude control system for a Pico-satellite. A fuzzy controller is developed based ...
    • Ultrasound processing circuitry for ultrasonic tomography 

      Nor Muzakkir, Nor Ayob; Mohd Hafiz, Fazalul Rahiman; Sazali, Yaacob; Ruzairi, Abdul Rahim (Universiti Malaysia Perlis, 2009-10-11)
      The development of an ultrasonic transmission tomography system is described. The system is intended for the imaging of two component flows (such as gas/water) inside pipes of industrial processes. Transmission-mode ...
    • The use of acoustic control technology to improve the manufaturing process to foster better engineering environment 

      Saifull Nizar, Ahmad; Mohd Noor Arib, Md Rejab; Sazali, Yaacob; Fauziah, Mat (Universiti Malaysia Perlis, 2008-12-05)
      Through this project; the semi-automated system will be improved to a fully automatic system by using acoustic technology. This Machine acts as a combined Melting Furnace, Spin Casting Loading and Automatic Pouring Machine. ...
    • Various Recognition approach in human faces 

      Karthigayan, M.; Mohd Rizon, Mohamed Juhari; Sazali, Yaacob; Nagarajan, R.; Puteh, Saad; Muhammed Firdaus, Hashim; Haniza, Yazid (Universiti Teknologi Petronas (UTP), 2005-12-01)
      In this paper, we review researches on human faces from aspect offace recognition and face detection. Face emotion recognition are also reviewed. The study of human faces has much assistance on computer vision and machine ...
    • Vehicle interior sound quality evaluation using energy based features 

      Allan, Melvin Andrew; Paulraj, Murugesa Pandian, Prof. Dr.; Sazali, Yaacob, Prof. Dr. (Universiti Malaysia Perlis (UniMAP)Centre for Graduate Studies, 2010-10-16)
      The comfort in the car interior is already become a need for the passengers and the buyers. Due to high competition in car industries, all the car manufacturers are concentrating in improving the interior noise comfort of ...