Browsing by Author "Nagarajan, R."

Now showing items 1-20 of 22

    • Artificial intelligence techniques in IC chip marking 

      Muthukaruppan, Kartigayan; Nagarajan, R.; Sazali, Yaacob; Pandian, Paulraj; Mohamed Rizon, Mohamed Juhari (Kolej Universiti Kejuruteraan Utara Malaysia, 2005)
      In this paper, an industrial machine vision system incorporating Optical Character Recognition (OCR) is employed to inspect the marking on the Integrated Circuit (IC) Chips. This inspection is carried out while the ICs are ...

    • Design and development of stereo motion for mobile observation center 

      Muhammad Naufal, Mansor; Sazali, Yaacob; Nagarajan, R.; Hariharan, M. (Universiti Malaysia Perlis, 2009-10-11)
      This paper presents an approach to the condition monitoring patient in ICU. A human-computer interface (HCI) system is designed for the people with severe disabilities. For the last decades, most of the patients’ sleeps ...

    • Developing an autonomous mobile robot and a study of navigation towards nonholonomic problems 

      Rudzuan, Mohd Nor; Hazry, Desa; Mohd Sofian, Muhammad Rosbi; Nagarajan, R. (Universiti Malaysia Perlis, 2009-10-11)
      In this paper, we present the first stage of developing mobile robot for use in a study of mobile robot navigation and its stability. Three basic navigation problems for Nonholonomic mobile robot are tracking a reference ...

    • Development of Attitude Control System on RCM3400 microcontroller for Nano-satellite applications 

      Muhyi, Yaakop; Sazali, Yaacob; Abdul Rahman, Mohd Saad; Harihran, M.; Nagarajan, R. (Universiti Malaysia Perlis, 2009-10-11)
      This paper describes the development of a nano-satellite attitude control system (ACS) which employ a Kalman filter based controller and a simple adaptive predictive fuzzy logic controller (APFLC) for a 1, 2 and 3 axis ...

    • Face Emotion Recognition - A survey 

      Kartigayan, M.; Mohamed Rizon, Mohamed Juhari; Sazali, Yaacob; Nagarajan, R. (Oita University, 2006-01-23)
      The facial emotion is playing a vital role in visual communication system. The vision system is being integrated to the robot to recognize the facial gestures or emotion. The integration of the vision system and EMG sensors ...

    • Facial emotion detection using Guided Particle Swarm Optimization (GPSO) 

      Bashir, Mohammed Ghandi; Nagarajan, R.; Hazry, Desa (Universiti Malaysia Perlis, 2009-10-11)
      In this paper, we present a novel approach to human facial emotion detection by applying a modified version of the Particle Swarm Optimization (PSO) algorithm, which we called Guided Particle Swarm Optimization (GPSO). ...

    • Fuzzy linear programming: A modern tool for decision making 

      Pandian, M. Vasant; Nagarajan, R.; Sazali, Yaacob, Prof. Dr. (Penerbit UTM Press, 2002-12)
      The modern trend in industrial application problem deserves modeling of all relevant vague or fuzzy information involved in a real decision making problem. In the first part of the paper, some explanations on tri partite ...

    • Fuzzy matching scheme for stereo vision based electronic travel aid 

      Balakrishnan, G.; Sainarayanan, G.; Nagarajan, R.; Sazali, Yaacob (Institute of Electrical and Electronics Engineering (IEEE), 2005)
      Navigation is a significant barrier to individuals with visual impairments. In response to this barrier, a wearable stereo-vision system was investigated and a prototype system named Stereo Vision based Electronic Travel ...

    • Fuzzy variable structure control with reduced-order observer for micro satellite stabilization in space 

      Nagarajan, R.; Muhajir, Rahim (Universiti Malaysia Perlis, 2009-10-11)
      This paper presents a hybrid form of control which has both Fuzzy Logic Control (FLC) and Variable Structure Control (VSC) integrated. This proposed Fuzzy Variable Structure Control (FVSC) approach combines the power of ...

    • 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 new approach for recognition of human emotions 

      Karthigayan, M.; Mohd Rizon, Muhamed Juhari; Sazali, Yaacob; Nagarajan, R. (Institut Teknologi Bandung, 2006-11-29)
      In the modern world, all elder people and young child are left alone at home. As long, they are staying alone at home will lead some depression and diversion for them. To overcome this problem, robots are implemented with ...

    • On stereo processing procedure applied towards blind navigation aid - SVETA 

      Balakhrishnan, G.; Nagarajan, R.; Sainarayanan, G.; Sazali, Yaacob (School of Microelectronic Engineering, 2005-08-31)
      This paper presents a portable traveling support system using stereo image processing for the visually impaired people's navigation. This system named as SVETA consists of a helmet molded with stereo cameras in the front, ...

    • Particle Swarm Optimization algorithm for facial emotion detection 

      Ghandi, B.M.; Nagarajan, R.; Hazry, Desa, Prof. Madya Dr. (Institute of Electrical and Electronics Engineers (IEEE), 2009-12-16)
      Particle Swarm Optimization (PSO) algorithm has been applied and found to be efficient in many searching and optimization related applications. In this paper, we present a modified version of the algorithm that we successfully ...

    • A preliminary study of Patient Lifting Robot for Nurse assistance 

      Muralindran, M.; Nagarajan, R.; Sazali, Yaacob; Mohd Yunus, Hamid; Renee, Chin (Kolej Universiti Kejuruteraan Utara Malaysia, 2005-05-14)
      The advancement in technology and medicine has indeed tremendously improved the medical treatment, health and hospital care. In spite of that, the increasing rate of patients being admitted into hospitals and health care ...

    • ROVI: a robot for visually impaired for collision- free navigation 

      Allan Melvin, A.; Prabu, B.; Nagarajan, R.; Bukhari, Illias (Universiti Malaysia Perlis, 2009-10-11)
      ROVI is a device used to guide visually impaired people to dwell around. The conventional method is the white cane which will be used to sense the surface and of the obstacle around the blind. In this project, the white ...

    • Simultaneous localization and map building – a guided tour 

      Low, William; Nagarajan, R.; Sazali, Yaacob (Universiti Malaysia Perlis, 2009-10-11)
      Simultaneous Localization and Mapping (SLAM) has been one of the active research areas in robotic community for the past decade of years. SLAM addresses the problem of a robot navigating and building a map of an ...

    • Stereo image to stereo sound methods for vision based ETA 

      Balakhrishnan, G.; Sainarayanan, G.; Nagarajan, R.; Sazali, Yaacob (School of Microelectronic Engineering, 2005-11-30)
      Sonification is defined as the use of non-speech audio to convey information. More specifically, sonification is the transformation of data relations into perceived relations in an acoustic signal for the purposes of ...

    • 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 ...

    • Three-axis fuzzy variable structure control with an application to micro satellite 

      Rusli, R.; Nagarajan, R.; Rahim, M.A. (IEEE, 2009-12-10)
      This paper presents a hybrid form of three-axis control system with has both Variable Structure Control (VSC) and Fuzzy Logic Control (FLC). This proposed Fuzzy Variable Structure Control (FVSC) approach combines the power ...

    • 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 ...