Now showing items 1-20 of 31

    • A combined approach for multi-label text data classification 

      Štrimaitis, Rokas; Stefanovič, Pavel; Ramanauskaitė, Simona; Slotkienė, Asta (Computational intelligence and neuroscience, 2022)
      Automated data analysis solutions are very dependent on data and its quality. The possibility of assigning more than one class to the same data item is one of the specificities that need to be taken into account. There are ...
    • Analyses of archival cartographic materials for geomorphological changes of river channel 

      Sužiedelytė Visockienė, Jūratė; Stanionis, Arminas; Tumelienė, Eglė; Puzienė, Rūta (Advances in civil engineering, 2018)
      In Lithuania, the old archival topographic maps of locations of small and medium scale and 1 : 10,000 scale contour photo plans were created on the basis of aerial images. The material of these scales provides documented ...
    • Assesment of tritium activity in groundwater at the nuclear objects sites in Lithuania 

      Klima, Vigilija; Jakimavičiūtė-Maselienė, Vaidotė; Girgždienė, Raselė; Mažeika, Jonas; Petrošius, Rimantas (International Journal of Nuclear Energy, 2014)
      The assessment of nuclear objects sites in Lithuania, including groundwater characterization, took place in the last few years. Tritium activity in groundwater is a very useful tool for determining how groundwater systems ...
    • Automatic control of loading forces in a tilting pad journal bearing 

      Marcinkevičius, Andrejus Henrikas; Jurevičius, Mindaugas (Advances in mechanical engineering, 2014)
      Hydrodynamic three-tilting-pad journal bearing is analyzed. It is shown that a carrying force, stiffness of the bearing, and heat generated at journal rotation highly depend on a clearance between the journal and pads. The ...
    • Building Information Modeling (BIM) for structural engineering: a bibliometric analysis of the literature 

      Vilutienė, Tatjana; Kalibatienė, Diana; Hosseini, M. Reza; Pellicer, Eugenio; Zavadskas, Edmundas Kazimieras (Advances in civil engineering, 2019)
      Building information modeling (BIM) is transforming the way of work across the architecture, engineering, and construction (AEC) industry, where BIM offers vast opportunities for improving performance. BIM is therefore an ...
    • Crack width and load-carrying capacity of RC elements strengthened with FRP 

      Šlaitas, Justas; Daugevičius, Mykolas; Valivonis, Juozas; Grigorjeva, Tatjana (International journal of polymer science, 2018)
      The present study focuses on a prediction of crack width and load-carrying capacity of flexural reinforced concrete (RC) elements strengthened with fibre-reinforced polymer (FRP) reinforcements. Most studies on cracking ...
    • Development of traveling wave actuators using waveguides of different geometrical forms 

      Bansevičius, Ramutis Petras; Mažeika, Dalius; Jūrėnas, Vytautas; Kulvietis, Genadijus; Bakanauskas, Vytautas (Shock and vibration, 2016)
    • Distribution of peripheral lymphocyte populations in primary Sjögren’s syndrome patients 

      Sūdžius, Gintaras; Karalė, Diana; Šiaurys, Almantas; Vilienė, Rita; Butrimienė, Irena; Characiejus, Dainius; Dumalakienė, Irena (Journal of immunology research, 2015)
      Purpose of this study was to evaluate the lymphocyte populations’ distribution changes in peripheral blood of patients with primary Sjogren’s syndrome (pSS). Lymphocyte populations’ distribution changes in peripheral blood ...
    • Evaluation of deep learning methods efficiency for malicious and benign system calls classification on the AWSCTD 

      Čeponis, Dainius; Goranin, Nikolaj (Security and communication networks, 2019)
      The increasing amount of malware and cyberattacks on a host level increases the need for a reliable anomaly-based host IDS (HIDS) that would be able to deal with zero-day attacks and would ensure low false alarm rate (FAR), ...
    • Experimental and analytical investigation of deformations and stress distribution in steel bands of a two-span stress-ribbon pedestrian bridge 

      Sandovič, Giedrė; Juozapaitis, Algirdas; Gribniak, Viktor (Mathematical problems in engineering, 2017)
      The article is dedicated to the analysis of problems related to design of pedestrian bridges with flexible ribbon bands made of steel. The study is based on test results of a bridge model that has two spans (each with a ...
    • Experimental investigation of tension stiffening in RC ties 

      Sokolov, Aleksandr; Kaklauskas, Gintaris; Jakubovskis, Ronaldas; Juknys, Mantas; Kliukas, Romualdas; Ng, Pui Lam; Gribniak, Viktor (Advances in materials science and engineering, 2016)
      The increasing application of high-performance materials in civil engineering led to the development of reinforced concrete (RC) structures with reduced cross sections and increased spans. In such structures serviceability ...
    • Insights into optimal schemes of radial network arch pedestrian bridge 

      Belevičius, Rimantas; Rusakevičius, Dainius; Valentinavičius, Saulius (Advances in civil engineering, 2022)
      The main objective of the article is to find the optimal ranges of the cardinal topological, shape, and dimensional parameters that fully describe the constructional scheme of pedestrian radial network arch bridges of ...
    • Investigation of multifrequency piezoelectric energy harvester 

      Čeponis, Andrius; Mažeika, Dalius (Shock and vibration, 2017)
      This paper presents results of numerical and experimental investigations related to the piezoelectric energy harvester that operates at multifrequency mode. Employment of such operation principle provides an opportunity ...
    • Laser treatment for strengthening of thin sheet steel 

      Kapustynskyi, Oleksandr; Višniakov, Nikolaj (Advances in materials science and engineering, 2020)
      This paper presents the results of computer simulations and experimental studies, aiming to increase the mechanical strength of sheet metal parts manufactured from high-quality structural carbon steel by means of local ...
    • Multi-DOF ultrasonic actuators for laser beam positioning 

      Bansevičius, Ramutis Petras; Mažeika, Dalius; Jūrėnas, Vytautas; Kulvietis, Genadijus; Drukteinienė, Asta (Shock and vibration, 2019)
      A novel design concept of multi-degree-of-freedom (multi-DOF) piezoelectric actuator is introduced in the paper. The main idea is to connect two identical piezoelectric transducers by hyperelastic material in order to ...
    • Multifrequency piezoelectric energy harvester based on polygon-shaped cantilever array 

      Mažeika, Dalius; Čeponis, Andrius; Yang, Ying (Shock and vibration, 2018)
      This paper focuses on numerical and experimental investigations of a novel design piezoelectric energy harvester. Investigated harvester is based on polygon-shaped cantilever array and employs multifrequency operating ...
    • On analysis of seismic vibrations data applying Doppler effect expression 

      Skeivalas, Jonas; Paršeliūnas, Eimuntas Kazimieras; Šlikas, Dominykas; Obuchovski, Romuald; Birvydienė, Rosita (Advances in civil engineering, 2021)
      In the paper, a possibility to develop the digital models of the seismic vibrations parameters is analyzed. To reach this goal the observations at seismic station LUWI (Indonesia) were processed applying the statistical ...
    • Optimization of rigidly supported guyed masts 

      Belevičius, Rimantas; Jatulis, Donatas; Rusakevičius, Dainius; Mačiūnas, Darius (Advances in Civil Engineering, 2017)
      A technique for simultaneous topology, shape, and sizing optimization of tall guyed masts is presented in this paper. The typical scheme of telecommunication masts that are triangular in plan and supported by a certain ...
    • Performance of soft asphalt and double Otta Seal within first three years 

      Vaitkus, Audrius; Vorobjovas, Viktoras; Tuminienė, Faustina; Škulteckė, Judita (Advances in materials science and engineering, 2016)
      Gravel roads play an important role in the transport infrastructure. However, theirmaintenance (especially the control of dustiness using chemical dust suppressants) is expensive. Besides, the condition of gravel roads ...
    • Prediction of flight time deviation for Lithuanian airports using supervised machine learning model 

      Stefanovič, Pavel; Štrimaitis, Rokas; Kurasova, Olga (Computational intelligence and neuroscience, 2020)
      In the paper, the flight time deviation of Lithuania airports has been analyzed. The supervised machine learning model has been implemented to predict the interval of time delay deviation of new flights. The analysis has ...