Browsing Researchers by Title

Now showing items 1619-1638 of 3486

    • Image enhancement using white balance technique in Ziehl-Neelsen sputum slide images 

      Rafikha Aliana, A. Raof; R. Badlishah, Ahmad, Prof. Madya Dr.; Mohd Yusoff, Mashor, Prof. Dr.; Siti Suraiya, Mohd Noor, Dr. (Universiti Malaysia Perlis (UniMAP)Centre for Graduate Studies, 2010-10-16)
      Ziehl-Neelsen stain method is one of the common techniques that are being used to diagnose the tuberculosis (TB) infection. However, due to the manual process of preparing the samples, the image of the slide may not appear ...

    • Image fusion using fuzzy logic pixel fusion for dual modality tomography system 

      Muhammad Jaysuman, Pusppanathan; Mahdi Faramarzi; Fazlul Rahman, Mohd Yunus; Nor Muzakkir, Nor Ayob; Ruzairi, Abdul Rahim, Prof. Dr. ; Fatin Aliah, Phang Abdullah, Dr.; Mohd Hafiz, Fazalul Rahiman, Dr.; Anita, Ahmad, Dr.; Loew,  Pei Ling, Dr.; Khairul Hamimah, Abas (Penerbit UTM Press, 2014)
      Process tomography has been widely investigated and developed over time. The aim of this method is to measure the cross-sectional distribution of multiphase flow parameters based on its sensing technique. These single ...

    • Image processing on facial paralysis for facial rehabilitation system: a review 

      Wan Syahirah, Wan Samsudin; Sundaraj, Kenneth, Prof. Dr. (IEEE Conference Publications, 2012)
      Image processing has been used widely in many areas but limited in facial rehabilitation area. Facial paralysis has been concerned recently due to the importance of face-to-face communication in our daily life. Patient ...

    • Image quality assessment (IQA) using high-frequency and image variance (HFIV) for colour image 

      Li Chien, Tan; Haniza, Yazid; Yen Fook, Chong (IOP Publishing, 2019)
      Image quality is often lost during image acquisition, transmission, and compression. Therefore, image quality assessment (IQA) is crucial in image processing. Currently, image quality can be measured from the frequency ...

    • Image quality assessment using Elman neural network model 

      Paulraj, Murugesa Pandiyan, Assoc. Prof. Dr.; Palaniappan, Rajkumar; Mohd Shuhanaz, Zanar Azalan (Universiti Malaysia Perlis (UniMAP)School of Mechatronic Engineering, 2012-02-27)
      Measurement of visual quality is of fundamental importance for numerous image and video processing applications, where the goal of quality assessment algorithms is to automatically assess the quality of images or videos ...

    • Image segmentation using watershed transformation for facial expression recognition 

      Haniza, Yazid, Dr.; Hamzah, Arof (Springer-Verlag, 2008)
      Facial expression recognition plays an important role in various applications. The most lenient way in expressing emotion is by facial expression. There are several facial features that are affected namely the eyes, eyebrows ...

    • Immobilization of Cu 2+ using stabilized nano zero valent iron particles in contaminated aqueous solutions 

      Afizah, Ayob; Norli, Ismail; Tjoon, Tow Teng; Aahmad Zuhairi, Abdullah (Wroclaw University of Technology, 2012)
      Batch kinetic experiments were conducted to investigate the feasibility of using carboxylmethyl cellulose (CMC)-stabilized nano zero valent iron (nZVI) particles for immobilization of Cu 2+ in water. The effects of nZVI ...

    • Impact models and coefficient of restitution: A review 

      Ahmad, M. ,; Khairul Azwan, Ismail; Mat, F. (Asian Research Publishing Network, 2016-05-20)
      Impact is a complicated phenomenon that occurs when two or more bodies collide at a short time period. Impact model is used to determine the responses of the contact bodies due to the impact event. Furthermore, energy loss ...

    • Impact of controlled hydrophobicity of the organically modified silicates on the properties of biomedical thermoplastic polyurethane (TPU) nanocomposites 

      Azlin Fazlina, Osman; Halley, Peter; Martin, Darren (Trans Tech Publications, 2013-09)
      The impact of nanofiller surface modifications and hydrophobicity on the morphology and mechanical properties of the biomedical TPU nanocomposites was studied. We show that incorporating nanofillers with higher hydrophobicity ...

    • Impact of freeway mobility pattern on routing performance of mobile Ad Hoc networks 

      Layth Abdulkareem, Hassnawi, Dr.; R. Badlishah, Ahmad, Prof. Dr.; Abid, Yahya, Dr.; H. R., Alsanad; Syed Alwee Aljunid, Syed Junid, Prof. Dr. (Advanced Institute of Convergence IT, 2013-05)
      In all applications which are based on Mobile Ad-Hoc Networks, node mobility has a significant impact on the performance of routing protocols; consequently affect the usefulness of these applications. This paper presents ...

    • Impact of hydrogen concentrations on the impedance spectroscopic behavior of Pd-sensitized ZnO nanorods 

      Muhammad Kashif, Muhammad Faroow; Md. Eaqub, Ali, Dr.; Syed Muhammad Usman, Ali Shah, Dr.; Uda, Hashim, Prof. Dr.; Sharifah Bee, O.A Abd Hamid, Prof. Dr. (Licensee Springer, 2013)
      ZnO nanorods were synthesized using a low-cost sol-gel spin coating technique. The synthesized nanorods were consisted of hexagonal phase having c-axis orientation. SEM images reflected perpendicular ZnO nanorods forming ...

    • Impact of multi-diagonal code on high-speed spectral amplitude coding optical code division multiple-access networks 

      Thanaa Hussein, Abd.; Syed Alwee Aljunid, Syed Junid, Prof. Dr.; Hilal Adnan, Fadhil, Dr.; Junita, Mohd Nordin; Mohamad Naufal, Mohamad Saad, Assoc. Prof. (Springer-Verlag, 2013-09)
      In this paper, we present the impact of the multi-diagonal (MD) code for high data rate in spectral amplitude coding optical code division multiple-access (SAC-OCDMA) networks. An MD code structure for SAC-OCDMA system is ...

    • Impact of number elements on array factor in linear arrays antenna 

      Siti Fazlina, Maharimi; Mohd Faizal, Jamlos, Dr.; Mohd. Fareq, Abd. Malek, Dr.; Neoh, Siew Chin, Dr (Institute of Electrical and Electronics Engineers (IEEE), 2012-03-23)
      The impact of number of elements on array factor shown in this paper. The array factor of an antenna is been a gain’s measurement. Therefore, a linear antenna will achieve a good signal’s propagation when they have ...

    • Impact of spacing and number of elements on array factor 

      Siti Fazlina, Maharimi; Mohd. Fareq, Abd. Malek, Dr.; Mohd Faizal, Jamlos, Dr.; Neoh, Siew Chin, Dr; Muzammil, Jusoh (The Electromagnetics Academy, 2012-03-27)
      The impact of spacing and number of elements in terms of gain and half power beam-width (HPBW) are shown in this paper. The antenna's gain is depending on two parameters which are number of elements and element spacing. ...

    • 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 ...

    • The Impacts of Platinum Diffusion to the Reverse Recovery Lifetime of a High Power Diode Devices 

      C.M., Cheh; Mohd Khairuddin, Md Arshad; Ruslinda, Abdul Rahim; C., Ibau; Voon, Chun Hong; Ramzan, Mat Ayub; Uda, Hashim (EDP Sciences, 2016)
      The reverse recovery lifetime of a diode is one the key parameter in power electronics market. To make a diode with fast switching speed, diodes are often doped with impurities such as gold and platinum to improve its ...

    • The impacts of stator materials on induction motor nameplate parameters for high performance 

      Ismail, Daut, Prof. Dr.; Mohd S Ezwan, Abdullah; Gomesh Nair, Shasidharan; Yanawati, Yahya; Nor Shafiqin, Shariffuddin; Pungut, Ibrahim (Institute of Electrical and Electronics Engineers (IEEE), 2010-12-13)
      Core materials and magnet wire sizes were analyzed in order to find out the impacts on nameplate for high performance motor. Stack length and back core iron depth of stator geometry design are the parameters involve in ...

    • The impacts of stator outside diameters on induction motor nameplates: Analysis by using a finite element 

      Ismail, Daut, Prof. Dr.; Mastika, Abdullah; Gomesh Nair, Shasidharan; Yanawati, Yahya; Nor Shafiqin, Shariffuddin; Pungut, Ibrahim (Institute of Electrical and Electronics Engineers (IEEE), 2010-12-13)
      Design stimulation by software is important in order to save money and time. This paper is using stimulation software, which is a finite element method, to analyze the stator outside diameter impact on rated current, horse ...

    • Impedance Analysis of Mobile Phone Antenna in the Presence of User's Hand 

      Nur Basyirah, A Rahman; Azremi Abdullah, Al Hadi; Saidatul Norlyana, Azemi (EDP Sciences, 2017)
      User interaction (UI) has been identified to degrade the performance of the antenna. A system that measures impedance characteristics of a planar inverted-F antenna (PIFA) when there are user interactions is designed using ...

    • Impedance modeling for a unit cell of the square loop frequency selective surface at 2.4 GHz 

      Mohamad Zoinol Abidin, Abd. Aziz; Mahfuzah, Md. Shukor; Mohamad Kadim, Suaidi, Prof. Dr.; Badrul Hisham, Ahmad, Dr.; Fauzi, Mohd Johar; Mohd Azlishah, Othman; Mohd Fareq, Abd. Malek, Dr.; M. S., Zulkefli (Institute of Electrical and Electronics Engineers (IEEE), 2013-11-11)
      Equivalent Circuit (EC) method gives a simple alternative method in Frequency Selective Surface (FSS) analyses which are useful for quickly predicting the characteristic of FSS. An impedance modeling of the Equivalent ...