DIU Journal of Science and Technology: Recent submissions

  • EFFECTIVENESS OF RECYCLED WASTE GLASS AS A CONTAMINATED TIDAL MUD IMPROVEMENT MATERIAL 
    Moqsud, M. Azizul; Hayashi, Shigenori (Daffodil International University, 2007-07-01)
    The Ariake Sea having a unique feature is one of the best-known semi-closed shallow seas in Japan. The total area of this sea is 1700 km2 with an extended 96 km of the bay axis and an average width of 18 km. The vast tidal ...
  • DISCRETIZATION OF CONTINUOUS ATTRIBUTES USING GENETIC AND ENTROPY BASED CONCEPT LEARNER 
    Ahmmed, Suman; Ahmmed, Shamim; Rahman, Chowdhury Mofizur (Daffodil International University, 2007-07-01)
    Genetic Algorithm (GA) based concept learner is widely used in supervised learning system for attribute based spaces. The conventional GA based operators can not directly deal with continuous attributes. We have used two ...
  • DESIGN OF DIRECT DIGITALLY SYNTHESIZED ARBITRARY WAVEFORM GENERATOR USING FIXED-POINT DIGITAL SIGNAL PROCESSOR 
    Prasad, S. S; Sanyal, S. K (Daffodil International University, 2007-07-01)
    This paper describes a prototype design to demonstrate the design of arbitrary waveform generator based on Direct Digital Synthesis (DDS) technique implemented on Digital Signal Processor. The key idea is the utilization ...
  • AUTOMATIC DETECTION AND TRANSLATION OF BENGALI TEXT ON ROAD SIGN FOR VISUALLY IMPAIRED 
    Haque, S. M. Anamul; Arbi, Shahida; Tamanna, Tabassum; Itu, Sadia Mahsina (Daffodil International University, 2007-07-01)
    Large amount of information are embedded in natural scenes. Signs are good example of natural objects with high information content. Visually impaired individuals are unable to utilize the significant amount of information ...
  • ADVANCEMENT OF BASE CASE TO THE RECURSION: A WAY TO IMPROVE THE RUNNING TIME OF THE TRADITIONAL MERGE SORT ALGORITHM 
    Talukder, Ashis; Mamun, Shamim Al; Alam, Abu Md. Zafor (Daffodil International University, 2007-07-01)
    Merge sort is one of the best examples of divide and conquer technique. Divide and conquer is inherently recursive by nature. So if the number of recursive calls can be decreased, the complexity of any recursive algorithm ...
  • EFFECT OF SUBSTRATE TEMPERATURE ON THE PROPERTIES OF VACUUM EVAPORATED THIN InSb FILMS 
    Taher, Md. Abu (Daffodil International University, 2007-01-01)
    Indium Antimonide (InSb) thin films were deposited onto well cleaned glass substrate at different substrate temperatures (323K, 373K and 473K) by vacuum evaporation technique using InSb compound as a source material. The ...
  • ASSESSMENT OF THERMAL PROPERTIES OF MUD OF THE ARIAKE SEA, JAPAN 
    Moqsud, M. Azizul; Hayashi, Shigenori; Du, Yan Jun; Suetsugu, Daisuke (Daffodil International University, 2007-02-01)
    Thermal environment of the mud is one of the major parts of the acid-contaminated geo-environment of the Ariake Sea. The activities of marine ecosystem both in tidal flats and inside the deep sea mud depend strongly ...
  • MULTILAYER PROTECTION AND SURVIVABILITY IN WDM OPTICAL NETWORK 
    Kibria, Refat; Chowdhury, Md. Aminul Haque; Razib, Md. Ali Ahsan (Daffodil International University, 2007-01-01)
    Optical networks require a number of security and survivability methods as any other network does. These methods are more important for a WDM network since it carries far greater amount of data than any other network. In ...
  • GENERATOR SCHEDULING (A COMBINATORIAL OPTIMIZATION PROBLEM) BY ANNEALING METHOD 
    Saber, A. Y.; Newaz, Wahed; Sattar, A. K. M. Zaidi (Daffodil International University, 2007-01-01)
    Generator scheduling is a combinatorial optimization problem and this paper presents a new version of annealing (SA) method to model and solve the scheduling problem. Firstly, solution is decomposed ...
  • IMPLICATION OF FUZZY LOGIC IN GA FOR SOLVING MATHEMATICAL PROBLEMS 
    Rahman, A. K. M. Mahbubur; Khan, Md. Bashir Uddin; Bhuiyan, Md. Al-Amin (2007-01-01)
    In this paper we present a novel method for obtaining fast software implementation of the Elliptic Curve Digital Signature Algorithm in the finite field GF(p) with an arbitrary prime modulus p of arbitrary length. The most ...
  • FOURIER MASKING ENCRYPTION ALGORITHM FOR POLYALPHABETIC SYMMETRIC KEY CRYPTOGRAPHY 
    Jahangir, Nadim; Chowdhury, Ahsan Raja (Daffodil International University, 2007-01-01)
    Cryptography is the art of keeping message secret by different methods. In this paper, a new algorithm has been proposed for symmetric key polyalphabetic data encryption, namely Fourier Masking Encryption Algorithm (FMEA). ...
  • METHOD OF VARIATION OF PARAMETER FOR ALMOST CRITICALLY DAMPED NONLINEAR SYSTEMS 
    Parvez, Mohammad Salek; Alam, Md Feruj; Alam, Md. Shamsul (Daffodil International University, 2007-01-01)
    Second order nonlinear differential systems modeling almost non-oscillatory processes have been considered. A new perturbation technique based on the work of Krylov-Bogoliubov-Mitropolskii method has been developed to find ...
  • IMPLEMENTATION AND PERFORMANCE ANALYSIS OF ELLIPTIC CURVE DIGITAL SIGNATURE ALGORITHM 
    Nabi, Mohammad Noor; Mahmud, Sabbir; Rahman, M Lutfar (Daffodil International University, 2007-01-01)
    In this paper we present a novel method for obtaining fast software implementation of the Elliptic Curve Digital Signature Algorithm in the finite field GF(p) with an arbitrary prime modulus p of arbitrary length. The ...
  • USING GEOINFORMATION TECHNOLOGY TO DEVELOP A VULNERABILITY ASSESSMENT MODEL IN NATURAL DISASTER-PRONE AREAS 
    Meenar, Md Mahbubur Rabb (Daffodil International University, 2006-07-01)
    Natural disasters are the consequences of natural hazards. The devastation of any natural disaster might get intensified by the unplanned rapid urbanization in the hazard-prone areas. Although natural hazards are ...
  • A STUDY ON THE STIRLING GENERATOR: PRODUCING BIOELECTRICITY 
    Chowdhury, Md. Shahzada; Kornbluth, Kurt (Daffodil International University, 2006-07-01)
    The technology for harnessing power and heat from biomass fuels is already available. Electricity generation from biomass fuels currently uses the same basic technology used in power plants that burn solid fossil fuels. ...
  • AN EVALUATION OF SOLID WASTE MANAGEMENT PRACTICE IN JAPAN 
    Moqsud, M. Azizul; Hayashi, Shigenori (Daffodil International University, 2006-07-01)
    This paper presents an evaluation of the current solid waste management practice in Japan. Because of limited space, the siting and construction of a new solid waste management (SWM) facility is a big challenge in ...
  • TECHNIQUES TO IMPROVE THE MAGNETORESISTANCE SENSITIVITY OF InSb THIN FILMS 
    Unknown author (Daffodil International University, 2006-07-01)
    Thin films of indium antimonide (InSb) were deposited onto a well cleaned glass substrate by vacuum evaporation technique using InSb compound as a source material. The galvanomagnetic properties such as Hall voltage, ...
  • EMPLOYMENT OF MODIFIED HOMOMORPHIC FILTERS IN MEDICAL IMAGING 
    Surobhi, Nusrat Ahmed; Amin, Md. Ruhul (Daffodil International University, 2006-07-01)
    The most vivacious area of the image processing is image enhancement. Newer techniques and ideas are being routinely incorporated to this field for the proper enhancement to make the original image suitable for ...
  • PERFORMANCE EVALUATION OF A MAXIMUM POWER POINT TRACKER (MPPT) FOR SOLAR ELECTRIC VEHICLE USING ARTIFICIAL NEURAL NETWORK 
    Kaiser, M. Shamim; Aditya, Subrata Kumar; Mazumder, Rezaul Karim (Daffodil International University, 2006-07-01)
    In this paper, the performance of an Artificial Neural Network (ANN) based maximum power point tracker (MPPT) for solar electric vehicles has been evaluated. The core component of a MPPT is boost converter with insulated ...
  • LOW COST DIGITAL SOLAR INSOLATION METER 
    Kaiser, M. Shamim; Haque, A. K. M. Fazlul; Rahman, M. Arifur; Alam, Abu Md. Zafor; Rahman, M. Mostafizur; Aditya, S. K (Daffodil International University, 2006-07-01)
    Terrestrial solar insolation measurement is of fundamental importance for the evaluation and deployment of solar renewable energy systems. Standard sophisticated instruments like Pyranometer and Pyrheliometer are not ...

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