Browsing Departmental Conferences by Year "2010"

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  • Analysis of effect on vibration and air blast in rock quarrying 
    Senadeera, SMADSI; Erangika, MD; Herath, MHBCW; Wickramasmghe, WIUS; Chaminda, SP; Dharmaratne PGR [Conference-Full-text]
    Blasting induced ground vibration occurring in the quarries has ecome a serious environmental issue in Sri Lanka. To achieve high production targets the number of blasts has increased in the quarries and, therefore, ...
  • Ballotx - automated ballot paper counting system 
    Azhar, MNM; Rathnayake, DRMGM; Madusanka, AIV; Rajapakshe, L; De Silva, CR; Ransiri, S [Conference-Full-text]
    Even though the technology has evolved dramatically throughout the last decade or so, many countries have stuck with the traditional ballot paper counting process. With BallotX we propose a viable alternative to reduce ...
  • Biss a - a scalable and distributed tuple space 
    Wickramarachchi, CD; Sumanasena, D; Fernando, PR; Wckramasinghe, US; Dias, G; Perera, S; Weerawarana, S [Conference-Full-text]
    The idea of tuple spaces is based on the whiteboard design pattern & made its first appearance in the late 1980s. Tuple space provides content addressed associative shared memory abstraction for the processors accessing ...
  • Cleaner production assessment of a quarry mine 
    Wijegunawardana, DS; Sabesan, S; Karunagalage, KVS; Kumara, HMCR; Karunaratne, S; Rohitha, LPS; Kirunanayake, P [Conference-Full-text]
    Wastages, energy loses, low production and environmental impacts are the major problems associated with quarry mines and s. It is essential to minimize these problems to optimize profit and to make a better working place. ...
  • Computer assisted railway control system for Sri Lanka railways 
    Sayooran, N; Fernando, JS; Mohamed, MA; Thambugala, LB; De Silva, CR [Conference-Full-text]
    This paper describes about the design and implementation of the Computer Assisted Railway Control System for Sri Lanka Railways. Currently, the train traffic control system of Sri Lanka Railways has two control units. They ...
  • Countering ambiguity attacks against digital image watermarking schemes 
    Hettiarachchi, R; Gamage, C [Conference-Full-text]
    The ambiguity attack, or invertibility attack, was discovered in 1998 as a simple but a powerful attack against digital watermarking schemes. Identifying the potential threat of this attack, a number of ambiguity attack ...
  • Coyote - computer vision based speed camera 
    Rathnayaka, ADMP; Induwara, BAS; Udayangana, MPS; Samarakoon, TS; De Silva, CR [Conference-Full-text]
    This paper describes about a new way of vehicle speed detection which uses computer vision and image processing techniques. The paper proposes how we could use a real time video stream and calculate speeds of vehicles ...
  • Demarcation of potential sites for construction material using RS and GIS techniques in Eastern Province, Sri Lanka 
    Palamaumbure, D; Colombage, HDP; Kodippili, TKA; Wickramasekara, KT; Premasiri, HMR; Abeysinghe, AMKB; Chaminda, SP; Dissanayake, DMDOK [Conference-Full-text]
    Demand for construction materials in the Eastern province of Sri Lanka has risen significantly due to accelerated construction work in progress to restore the destroyed infrastructures during the civil war. Ground ...
  • Determination of an effective laying pattern and best block shape for concrete block pavement based on field performance 
    Senadeera, AA; Mampearachchi, WK [Conference-Abstract]
    There has been an intensive process of urbanization which has brought about need for rapid construction of roads and related infrastructure during the end of the last century. Therefore development of economical road ...
  • Determination of soil overburden on Panirendawa iron ore deposit for selection of appropriate mining method/s 
    Jayathilaka, BRPM; Perera, MSR; Jayasekara, DAIA; Liyanawaduge, CY; Abeysinghe, AMKB; Premasiri, HMR; Chaminda, SP [Conference-Full-text]
    Panirendawa iron deposit consists of four isolated deposits namely A, B, C and D. The deposit D has potentially high magnetite concentration according to previous data. The main objective of the study is to carry out an ...
  • Develop an evaluation criterion to assess pedestrian facilities in urban environments at micro level 
    Dias, TWKIM; Bandara, JMSJ [Conference-Abstract]
    In urban design, facilities available for the pedestrians and the convenience of walking are the measure of the overall walking conditions in an area. The concept of walkability has been used to assess these factors. That ...
  • Development of content management system for traffic survey reports 
    De Silva, SCP; Bandara, JMSJ [Conference-Abstract]
    Transportation has become one of the key development factors in Sri Lanka recently. More studies and research have been initiated relating to the transportation infrastructure development. The one of the essential parameter ...
  • Development of shortest path network with minimum nodes for the national roads to maximize the accessibility using breadth-first search algorithm 
    Sellahandi, HW; Mampearachchi, WK [Conference-Abstract]
    Sri Lanka, as a developing country, needs data also in the form of classification for things like reservoirs, irrigation schemes, roads etc. Most of the infrastructure facilities in Sri Lanka have been built; nevertheless, ...
  • Different approaches of integrating applications to a portal engine 
    Sureshika, KML; Pathirage, AP; Nirathan, S; Mendis, SP; Weerawarana, S [Conference-Full-text]
    In profit oriented business environment professional skills and time are highly scarce and costly resources. Even though a company’s top management has the best professional skills, talent and time, if the information ...
  • Economical mix design for interlocking block paving for Sri Lanka 
    Pilanavithana, US; Perera, PS; Appuhami, RSBR; Mampearachchi, WK [Conference-Abstract]
    Rocketed trend of world wide Concrete Block Paving (CBP) adherence to the road network has already influenced the Sri Lanka as a well performing alternative for the rigid concrete pavements which caused many issues over ...
  • Effectiveness of traffic forecasting on pavement designs in Sri Lankan roads 
    Gunasinghe, PH; Mampearachchi, WK [Conference-Abstract]
    Since the pavement design plays an important role in any improvement or rehabilitation, it is a responsibility of the road design Engineer to ensure that he has come up with an effective design, so that it will last for ...
  • Effects of discontinuous properties on the stability of tunnels 
    Nawarathna, THK; Kulathilake, LKNS; Perera, HDH; Premalal, PAM; Dharmaratne, PGR; Chaminda, SP; Rohitha, LPS [Conference-Full-text]
    Many failures of underground openings during excavation are closely related to discontinuous properties of the surrounding rock mass and they affect differently to the stability of underground openings. In this research, ...
  • Effects of super pave specifies aggregate gradation on Marshall mix parameters 
    Fernando, PRD; Mampearachchi, WK [Conference-Abstract]
    Standard specification for roads and bridges (SSCM) includes gradation master band in which upper and lower percent passing has been specified for most sieve sizes. These limits tend to make finer gradation in the asphalt ...
  • An efficient multicore programming toolkit for java 
    Ganegoda, GACP; Samaranayake, DMA; Bandara, LS; Wimalawame, KADNK [Conference-Full-text]
    With the popularity of the multi-core architectures there is a requirement for the toolsets which supports parallel programming methodologies. In addition to that there is a need for parallelization of existing applications ...
  • Estimation of ESAL values for low volume roads in provincial sector 
    Kinigama, L; Mampearachchi, WK [Conference-Abstract]
    The demands for the improvement of provincial roads are ever increasing and GOSL has given priority for the upliftment of rural economy through the improvement of rural road network. Funding agencies have shown interest ...