Browsing ERU - 2011 by Title

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  • Real time stereo vision based on biologically motivated algorithms using GPU 
    Chandrapala, T; Samarawickrama, J [Conference-Abstract]
    Although many recent stereo vision algorithms have been able to create disparity maps with high accuracy, because of the sequential nature it is difficult to adopt them for real time applications. Biologically motivated algorithms ...
  • Reduce stress, BCT based communication tool designed for disables for use in daily life 
    Jauffer, MS; Dayananda, N [Conference-Abstract]
    Moving a brain-computer interface (BCI) system from a laboratory demonstration to a consumer oriented real-life applications still possesses severe challenges to the BCI community. This study, aims in discovering a new ...
  • SeMap - mapping dependency relationships into semantic frame relationships 
    Fernando, CSNJ; Maldeniya, MKDT; Wijeratne, DNC; Perera, AS; Goertze, B; De Silva, NHND [Conference-Abstract]
    We describe the refacloring process of the RelEx2Frame component of OpenCog AGI Framework, a method for expanding concept variables used in RelEx and automatic generation of a common sense knowledge base specifically with ...
  • Sensing line-of-sight obstructions in a multipath radio environment 
    Chandrasekara, R; Wijesinghe, L; Siriwardena, P; Sampath, JPK; Edirisinghe, R; Dias, D [Conference-Abstract]
    The paper presents the development and the experimental verification of a technique for the identification of obstructions in the line-of-sight path between two or more radio transceivers in a multipath radio environment. ...
  • Siddhi-CEP - high performance complex event processing engine 
    Gajasinghe, KCB; Loku Narangoda, IU; Chaturanga, HWGS; Perera, S; Nanayakkara, V; Suhothayan, S [Conference-Abstract]
    Complex Event Processing (CEP) is one of the most rapidly emerging fields in data processing. Processing of high volume of events to derive higher level events is a vital part of several business applications including; business ...
  • Site suitability analysis for groundwater recharging structures in Hambantota district by using remote sensing and GIS techniques 
    Puswewala, UGA; Senanayake, IP; Dissanayake, DMDOK [Conference-Abstract]
    The dry zone of Sri Lanka faces drought conditions periodically, due to the rainfall variations over the island. Hambantota District in Sri Lanka appears to be a highly affected area from these drought conditions on the ...
  • Strengthening of reinforced concrete slabs using fiber reinforced polymer (FRP) 
    Abarna, S; Abeysinghe, KDA; Lakshitha, NHM; Lewangamage, CS [Conference-Abstract]
    This paper presents the potential use of externally bonded fiber reinforced polymer (FPR) systems to upgrade reinforced concrete slabs deficient in flexural strength. A total of five slabs, each having 500 mm width. 125 mm ...
  • Structural assessment and rehabilitation option for Yudaganawa dagoba in Buttala 
    Kularathna, HGSR; Siriwardhana, DNTM; Sudharshana, WN; Lewangamage, CS [Conference-Abstract]
    Yudaganawa dagoba in Uva province is one of the largest stupas in Sri Lanka which dates back to 2nd century BC. Presently, this colossal stupa with a diameter about 91.2 m and reaching a height of 13 m is undergoing several ...
  • Sugarcane bagasse pith as a low cost adsorbent for the removal of Methylene Blue from wastewater 
    Senarathna, KMCU; Amarasinghe, BMWPK [Conference-Abstract]
    Adsorption of methylene blue dye (MB) onto sugarcane bagasse pith from Pelwatte Sugar planl was studied to enable comparison with alternative commonly available adsorbents. Batch experiments were conducted to determine the ...
  • Suitability of cohesionless soil as a highway construction material 
    Suvetha, B; Tharaka, DGS; Ranasinghe, JASL; Mampearachchi, WK; Thilakasiri, KS [Conference-Abstract]
    Major parts of the Eastern and Northern provinces of Sri Lankti are covered with cohesionless soil. Utilization of locally available soil for the construction of the subbase of these roads will optimize the cost and reduce ...
  • The Failure mechanism and bearing capacity of different types of shallow foundations 
    Fernando, NCJ; Sendanayake, EM; Sendanayake, DO; De Silva, LIN [Conference-Abstract]
    The development in analysis and design of shell type foundations have led to the understanding that there are more advantages of shell type foundations compared to their conventional flat counterparts. The hearing capacities ...
  • The potential of nailed all timber box beams 
    Hettiarachchi, MTP; Welhena, KM; Chandraratna, PG; Priyadharshana, KHPV [Conference-Abstract]
    The potential of combining small dimension timber with timber webs of suitable thickness has been demonstrated by of this experimental investigation on nailed built up timber box beams of different cross sectional profiles ...
  • Traffic induced vibration analysis of existing steel bridge in Padeniya-Anuradhapura road 
    Kodikara, KATL; Morawaka, UD; Gunathilake, IAPMP; Lewanagamage, CS [Conference-Abstract]
    The selected Bridge which is located in Padeniya-Anuradhapura road is a steel truss bridge with three spans of approximately 31m long. It is currently undergoing a development process which includes constructing a ...
  • Traffic light coordinator- synchronization between traffic light controllers using dynamic phase selection, timing calculation and area coordination 
    Samarasinghe, ATLK; Bandara, S; Namarathne, DL; Munasingha, UAART; Madurangi, HKP; De Silva, HMJ [Conference-Abstract]
    The Area traffic light coordinator has developed targeting to reduce high traffic congestion in Sri Lanka by synchronizing traffic light controllers using dynamic phase selection and timing calculation with area coordination. ...
  • Use of ANN in risk analysis 
    De Silva, N; Ranasinghe, KAMK [Conference-Abstract]
    Artificial Neural ,Network (ANN) has been used for risk analysis in various applications such as civil engineering, financial, facilities management and so on. However use of ANN has become extremely difficult when the ...
  • Use of soda ash as a recycling agent to reduce Non-degradable PET waste in Sri Lanka 
    Weerasooriya, PRD; Udayakumara, SV; Gunapala, O; Karunanayake, UPABP [Conference-Abstract]
    The Aim of this research is to use soda ash (Commercial grade of sodium carbonate) as a recycling agent to depolymerize waste poly(ethyleneterephthalate) (PET) bottles into its initial monomers (i.e. terephthalic acid and ...
  • Utilization of fruit waste to produce biodegradable polymer composites 
    Samarasekara, AMPB; Piyathilake, SAKVM; Kumarage, DIU [Conference-Abstract]
    Polymers play an essential and ubiquitous role in everyday life due to their extraordinary range of properties. However, Polymer wastes create formidable problems to the society today. Biodegradable polymers are significant ...
  • Wi-Fi based Positioning system 
    Liyanagedara, LGAI; Madarasinghe, BR; Tillekeratne, MAT; Ubhayaratne, KNI; Dias, D [Conference-Abstract]
    Real Time Location-estimation systems (RTLS) developed for outdoor environments have shown significant errors due to changes in atmospheric conditions, multipath propagation and inherent signal strength variations. In ...