Browsing School of Mechatronic Engineering (Articles) by Title

Now showing items 176-195 of 322

    • Investigation of facial artifacts on face biometrics using eigenface based single and multiple neural networks 

      Sundaraj, Kenneth (World Scientific and Engineering Academy and Society (WSEAS) Press, 2009)
      Biometrics has been an important issue pertaining to security in the last few decades. Departments or agencies entrusted with national security are increasingly installing surveillance cameras in strategic or critical areas ...

    • Investigation of water hammer effect through pipeline system 

      Tan, Wee Choon; Prakash, Churia; Lim, Eng Aik; Teoh, Thean Hin (Indonesian Society for Knowledge and Human Development (INSIGHT), 2012)
      This paper we study the condition where the water hammer effect is occurs in pipe line. Water hammer can cause the pipe to break if the pressure is high enough. The experiment will be set-up to investigate the water hammer ...

    • An investigation on visual and audiovisual stimulus based emotion recognition using EEG 

      Murugappan, M.; Mohd Rizon, Mohammed Juhari; Nagarajan, Ramachandran, Prof. Dr.; Sazali, Yaacob, Prof. (Inderscience Enterprises Ltd., 2009-01)
      In this paper, we investigate the possibility of using visual and audio visual stimulus for detecting the human emotion by measuring electroencephalogram (EEG). Visual and audiovisual stimulus based protocols is designed ...

    • Iris recognition system by using support vector machines 

      Ali, H.; Salami, M.J.E; Wahyudi (Institute of Electrical and Electronics Engineering (IEEE), 2008)
      In recent years, with the increasing demands of security in our networked society, biometric systems for user verification are becoming more popular. Iris recognition system is a new technology for user verification. In ...

    • J-integral evaluation in two dimensional interacting cracks 

      Ruslizam, Daud; Ahmad Kamal, Ariffin; Shahrum, Abdullah; A. Emran, Ismail (Trans Tech Publications, 2011)
      This paper investigates crack interaction of multiple edge cracks in elastic solid finite body under pure Mode I loading. The cracks are located in parallel to another in 2D plate model. The stress intensity factors (SIFs) ...

    • Japanese face emotions classification using lip features 

      Mohamad Rizon, Mohamed Juhari; Muthukaruppan, Karthigayan; Sazali, Yaacob; Nagarajan, R. (Institute of Electrical and Electronics Engineering (IEEE), 2007)
      In this paper, lip features are applied to classify the human emotion using a set of irregular ellipse fitting equations using Genetic algorithm. As Japanese, is considered in this study. All six universally accepted ...

    • A low cost solution for post-biopsy complications using available RFA generator and coaxial core biopsy needle 

      Azlan, C. A.; Nasrul Fazli, Mohd Nasir; Ahmad Saifizul, Abdullah; Faizul, M.S.; Ng, K.H.; Abdullah, B.J.J. (Australia College of Physical Scientists and Engineers in Medicine (ACPSEM), 2007)
      Percutaneous image-guided needle biopsy is typically performed in highly vascular organs or in tumours with rich macroscopic and microscopic blood supply. The main risks related to this procedure are haemorrhage 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 ...

    • Machine learning approach for sudden cardiac arrest prediction based on optimal heart rate variability features 

      Murukesan, L.; Murugappan, Muthusamy, Dr.; Muhammad Nadeem, Iqbal; Krishinan, Saravanan, Dr. (American Scientific Publishers, 2014-08)
      Sudden Cardiac Arrest (SCA) is a devastating heart abnormality which leads to millions of casualty per year. Thus, early detection or prediction of SCA could save the human lives in greater scale. This present work is aimed ...

    • Magnetic Flux Leakage (MFL) Capsule material selection and its robustness analysis in oil and gas pipeline 

      Maliki, Ibrahim; Zulkarnay, Zakaria; Ali Aiman, Mustapha; Surin, Dennis Desmond; Mohd Nasir, Ayob; Ibrahim, Balkhis; Ruzairi, Abdul Rahim, Prof. Dr.  (International Frequency Sensor Association (IFSA), 2013-08)
      This paper discussed on the material selection and its robustness analysis towards the design of magnetic flux leakage capsule that most applied in oil and gas pipeline. Magnetic Flux Leakage is among the most famous and ...

    • Magnetic induction tomography modeling in biological tissue imaging using two-port network technique 

      Muhammad Saiful Badri, Mansor; Mohd Fahajumi, Jumaah; Zulkarnay, Zakaria; Ruzairi, Abdul Rahim, Prof. Dr. ; Nor Muzakkir, Nor Ayob; Khairul Hamimah, Abbas; Siti Zarina, Mohd Muji; Sazali, Yaacob, Prof. Dr.; Herlina, Abdul Rahim, Dr.; Loew,  Pei Ling, Dr. (International Frequency Sensor Association (IFSA), 2013)
      Magnetic Induction Tomography (MIT) is a non-invasive and non-intrusive imaging technique which interested in passive electrical properties of a material that are permittivity, permeability and conductivity. MIT applies ...

    • Magnetic induction tomography: Receiver circuit and its design criteria 

      Zulkarnay, Zakaria; Muhammad Saiful Badri, Mansor; Ruzairi, Abdul Rahim; Ibrahim, Balkhis; Mohd Hafiz, Fazalul Rahiman; Nor Muzakkir, Nor Ayob; Herlina, Abdul Rahim; Sazali, Yaacob, Prof. Dr. (Penerbit UTM Press, 2013-07)
      This paper discusses the receiver circuit and criteria for component selection towards the application of a real-time magnetic induction tomography system. Component selection plays an important role since image reconstruction ...

    • Mathematical model of elastic crack interaction and two-dimensional finite element analysis based on Griffith energy release rate 

      Ruslizam, Daud, Dr.; Ahmad Kamal Ariffin, Mohd. Ihsan, Prof. Dr.; Shahrum, Abdullah, Prof. Dr.; Mohd Shukry, Abdul Majid, Dr.; Mohd Afendi, Rojan, Dr. (Trans Tech Publications, 2013)
      Stress shielding interaction effect of two parallel edge cracks in finite body under uniaxial loading is analysed using developed finite element (FE) analysis program. In present study, the stress shielding interaction is ...

    • Mathematical modelling of gas bubbles and oil droplets in liquid media using optical linear path projection 

      Ruzairi, Abdul Rahim; Yusri, Md Yunos; Mohd Hafiz, Fazalul Rahiman; Herlina, Abdul Rahim (Elsevier Ltd., 2010-05-05)
      This paper describes mathematical modelling of oil droplets and gas bubbles in water. The light sources that are discussed are visible light radiation and infrared radiation. Gas bubbles or oil droplets less than 1 mm ...

    • Measurement of the content of water using light penetration 

      Mohd Fahajumi, Jumaah; Mohd Zikrillah, Zawahir; Fazlul Rahman, Mohd Yunus; Ruzairi, Abdul Rahim, Prof. Dr.; Nor Muzakkir, Nor Ayob; Muhammad Saiful Badri, Mansor; Naizatul Shima, Fadzil; Zulkarnay, Zakaria; Mohd Hafiz, Fazalul Rahiman, Dr.; Mohd Ramzam, Abdul Manaf (Penerbit UTM Press, 2014)
      In this paper we use an electronic component to produce light which is applied in testing soft tissue penetration. We used bio tissue, a slice of apple, and non-bio tissue, paper. The voltage could be adjusted to brighten ...

    • Measuring Practical Intelligence: the hidden dimension of ‘hands-on’ laboratory assessment in engineering technology courses 

      Zol Bahri, Razali, Dr. (Universiti Malaysia Pahang, 2013)
      Laboratory classes are valuable learning experiences and it is expected that students might acquire explicit and tacit knowledge or practical intelligence. This research has attempted to show the possibility of measuring ...

    • Methods and approaches on inferring human emotional stress changes through physiological signals: A review 

      Bong, Siao Zheng; Murugappan, Muthusamy, Dr.; Sazali, Yaacob, Prof. Dr. (Inderscience Enterprises Ltd, 2013)
      Emotional stress is kind of stressful state which is developed due to the continuous occurrence of negative emotions such as sad, disgust, angry and fear over a long period of time. In this work, a detailed investigation ...

    • Modeling orthogonal and rectilinear mixed-modality projection of optical tomography for solid-particles concentration measurement 

      Ruzairi, Abdul Rahim; Mohd Hafiz, Fazalul Rahiman; Goh, C. L.; Muji, S. Z. M.; Rahim, H. A.; Yunos, Y. M. (Elsevier B. V., 2010-06)
      In optical tomography, light attenuation/scattering methods have been used to determine average solids concentrations in gas-solids flows. Derived from the Lambert-Beer law, the Mie theory forms the theoretical basis for ...

    • Modelling of multi-axial ultimate elastic wall stress (UEWS) test for glass fibre reinforced epoxy (GRE) composite pipes 

      Mohd Shukry, Abdul Majid, Dr.; Mohd Afendi, Rojan, Dr.; Ruslizam, Daud, Dr.; Nasrul Amri, Mohd Amin, Dr.; Azizul, Mohamad; Cheng, Ee Meng, Dr.; Gibson, A. G. (Trans Tech Publications, 2013)
      This paper describes the modeling of multiaxial ultimate elastic wall stress (UEWS) at room temperature for glass fibre reinforced epoxy (GRE) composite pipes. The model developed, predicts the stress-strain response caused ...

    • Modelling ultrasonic sensor for gas bubble profiles characterization of chemical column 

      Mohd Hafiz, Fazalul Rahiman, Dr.; Ruzairi, Abdul Rahim, Prof. Dr. ; Herlina, Abdul Rahim, Dr.; Nor Muzakkir, Nor Ayob; Elmy Johana, Mohamad, Dr.; Zulkarnay, Zakaria (Elsevier B.V., 2013)
      In this paper, we present a modelling and experimental work to characterize gas bubble profiles in chemical column using a pair of ultrasonic sensor. The gas bubble profiles from 2.90 mm to 7.50 mm diameter are of interest ...