Now showing items 181-200 of 322

    • An Ant Colony System for Solving DNA Sequence Design Problem in DNA Computing 

      Farhaana, Yakop; Zuwairie, Ibrahim; Amar Faiz, Zainal Abidin; Zulkifli, Md. Yusof; Mohd Saberi, Mohamad; Khairunizam, Wan; Watada, Junzo (ICIC International, 2012-10)
      Deoxyribonucleic acid (DNA) is a nucleic acid that contains the genetic information used in the development and functioning of all known existing organisms. In DNA computing, a set of DNA sequences is involved in solving ...
    • Probability Distribution of Arm Trajectory for Motion Estimation and Gesture Recognition 

      Wan Khairunizam, Wan Ahmad; Mohd Azri, Abdul Aziz; Shahriman, Abu Bakar; Siti Khadijah, Zaaba; Zuwairie, Ibrahim; Zulkifli, Md Yusof; Ismail, Ibrahim; Jameel Abdulla, Ahmed Mukred; N. Mokhtar (American Scientific Publishers, 2012-06-30)
      In the human motion measurement, motion capture system is used to record the movement of the human body by using different types of sensors such as a magnetic position sensor, a mechanical motion detector and a vision ...
    • Automated thresholding in radiographic image for welded joints 

      Haniza, Yazid; Hamzah, Arof, Dr.; Hafizal, Yazid (Taylor & Francis, 2012)
      Automated detection of welding defects in radiographic images becomes non-trivial when uneven illumination, contrast and noise are present. In this paper, a new surface thresholding method is introduced to detect defects ...
    • Exudates segmentation using inverse surface adaptive thresholding 

      Haniza, Yazid; Hamzah, Arof, Dr.; Hazlita, Mohd Isa, Dr. (Elsevier B.V., 2012-07)
      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 ...
    • Advancements in Transmitters and Sensors for Biological Tissue Imaging in Magnetic Induction Tomography 

      Zulkarnay, Zakaria; Ruzairi, Abdul Rahim; Muhammad Saiful Badri, Mansor; Sazali, Yaacob; Nor Muzakkir, Nor Ayob; Siti Zarina, Mohd. Muji; Mohd Hafiz Fazalul, Rahiman; Syed Mustafa Kamal, Syed Aman (MDPI AG, 2012-05-29)
      Magnetic Induction Tomography (MIT), which is also known as Electromagnetic Tomography (EMT) or Mutual Inductance Tomography, is among the imaging modalities of interest to many researchers around the world. This noninvasive ...
    • Principle component analysis for the classification of fingers movement data using dataglove "glovemap" 

      Nazrul H., Adnan; Wan Khairunizam, Wan Ahmad, Dr.; Shahriman, Abu Bakar, Dr.; Juliana Aida, Abu Bakar (International Association for Engineeering and Management Education, 2013-03)
      Nowadays, many classifier methods have been used to classify or categorizehuman body motions of human posture including the classification of fingers movement. Principal Component Analysis (PCA) is one of classical method ...
    • Morphology analysis of vertebral trabecular bone under dynamic loading based on multi-scale theory 

      Khairul Salleh, Basaruddin; Takano, Naoki; Yoshiwara, Yuto; Nakano, Takayoshi (Springer-Verlag, 2012-10)
      Trabecular bone has a complicated porous microstructure and consists of interconnected plates and rods known as trabeculae. The microarchitecture of the trabeculae contributes to load distribution capacity and, particularly, ...
    • The use of dielectric mixture equations to analyze the dielectric properties of a mixture of rubber tire dust and rice husks in a microwave absorber 

      Cheng, Ee Meng; Mohd Fareq, Abd Malek, Dr.; Manjur Murshed Zahid, Ahmed; You, Kok Yeow; Lee, K. Y.; Nornikman, H. (Progress in Electromagnetics Research (PIER), 2012)
      A change in the relative proportions of a mixture of rubber tire dust and rice husks will cause a change in the mixture's electrical permittivity and its ability to absorb electromagnetic energy. An openended coaxial probe ...
    • Effectiveness–NTU correlation for low temperature PCM encapsulated in spheres 

      Nasrul Amri, Mohd Amin; Bruno, Frank, Dr.; Belusko, Martin (Elsevier Ltd., 2012-05)
      The applicability of the effectiveness–NTU method for characterising a PCM thermal energy storage system was experimentally investigated. The system consisted of PCM encapsulated in spheres with a liquid heat transfer ...
    • Hypovigilance detection using energy of electrocardiogram signals 

      Arun, S.; Sundaraj, Kenneth, Prof. Madya Dr.; Murugappan, M. (NISCAIR PUBLICATIONS, 2012-12)
      Driver drowsiness and driver inattention are the major causes for road accidents leading to severe traumas such as physical injuries, deaths, and economic losses. This necessitates the need for a system that can alert the ...
    • Optimising PCM thermal storage systems for maximum energy storage effectiveness 

      Nasrul Amri, Mohd Amin; Belusko, Martin; Bruno, Frank; Liu, Ming (Elsevier Ltd., 2012-09)
      A new performance parameter for PCM thermal storage systems, the energy storage effectiveness, is defined. This parameter can be used to optimise the design of any PCM thermal storage system to maximise the use of the ...
    • Investigation of conducting pins in sphere filled with phase change material for enhancing heat transfer in thermal energy storage 

      Nasrul Amri, Mohd Amin; Bruno, Frank, Dr.; Belusko, Martin (Trans Tech Publications., 2012)
      The utilisation of phase change material (PCM) for thermal energy storage (TES) can significantly enhance the energy savings achievable with renewable thermal systems. Sphere based packed bed systems have been used as TES ...
    • Optimal selection of long time acoustic features using GA for the assessment of vocal fold disorders 

      Sindhu, Ravindran; Neoh, Siew Chin, Dr.; Muthusamy, Hariharan, Dr. (Trans Tech Publications, 2013)
      In recent times, vocal fold problems have been increasing dramatically due to unhealthy social habits and voice abuse. Non-invasive methods like acoustic analysis of voice signals can be used to investigate such problems. ...
    • Developing digital simulation for echanical engineering: An innovation in distance education 

      Zol Bahri, Razali, Dr. (Penerbit Universiti Sains Malaysia (USM), 2006)
      Distance education engineering students need to be exposed to real-life apparatus to increase the awareness and understanding of the engineering concepts. Nevertheless, the lacking of these equipments, partly due to its ...
    • Comparison study between multimedia and simulation courseware toward students’ achievement based on different levels of motivation 

      Zol Bahri, Razali, Dr.; Shazmin Aniza, Abdul Shukor (Universiti Teknologi Malaysia (UTM), 2006-12)
      The teaching-learning approach used in all core subjects at Universiti Malaysia Perlis (UNIMAP) is the ‘hands-on’ approach. Students will be exposed to real-life apparatus to increase the awareness and understand more ...
    • Impact response of thin-walled tubes: A prospective review 

      Fauziah, Mat; Khairul Azwan, Ismail, Dr.; Sazali, Yaacob, Prof. Dr.; Inayatullah, Othman (Trans Tech Publications, 2012-04)
      Thin-walled structures have been widely used in various structural applications asimpact energy absorbing devices. During an impact situation, thin-walled tubesdemonstrate excellent capability in absorbing greater energy ...
    • Optical properties of ultraphosphate glasses containing mixed divalent zinc and magnesium ions 

      Khor, Shing Fhan, Dr.; Zainal Abidin, Talib, Prof. Dr.; Mohd Fareq, Abd. Malek, Dr.; Cheng, Ee Meng, Dr. (Elsevier B.V., 2013-01)
      Ternary zinc magnesium ultraphosphate glasses corresponding to (ZnO)x (MgO)30 x (P2O5)70 were prepared by melt quenching technique in the range of 5 6 x 6 20 mol%. The optical absorption spectra of the glasses were ...
    • Gait disorder rehabilitation using vision and non-vision based sensors: A systematic review 

      Asraf, Ali; Sundaraj, Kenneth, Prof. Madya Dr.; R. Badlishah, Ahmad, Prof. Dr.; Nizam, Ahamed; Anamul, Islam (Association of Basic Medical Sciences of Federation of Bosnia and Herzegovina, 2012-08)
      Even though the amount of rehabilitation guidelines has never been greater, uncertainty continues to arise regarding the efficiency and effectiveness of the rehabilitation of gait disorders. This question has been hindered ...
    • Development of parallel and fan-shaped beam mixed-projection optical tomography 

      Siti Zarina, Mohd. Muji, Dr.; Ruzairi, Abdul Rahim, Prof. Dr.; Mohd Hafiz, Fazalul Rahiman; Yusry, Yunus; Zulkarnay, Zakaria; Nor Muzakkir, Nor Ayub (International Frequency Sensor Association Publishing (IFSA), 2012-05)
      Parallel and fan shaped beam are two common projections that had been used widely in optical tomography system. These projections never have been merged before in the process of tomography area. In this paper, some ...
    • The hardware design technique for ultrasonic process tomography system 

      Mohd Hafiz, Fazalul Rahiman, Dr.; Ruzairi, Abdul Rahim, Prof. Dr.; Herlina, Abdul Rahim, Dr.; Nor Muzakkir, Nor Ayob (International Frequency Sensor Association Publishing (IFSA), 2012-06)
      This paper describes a work carried out to design and development an ultrasonic process tomography system. The hardware design technique is of interest of this paper. A number of 32-ultrasonic transducers have been ...