Now showing items 158-177 of 200

    • Reaction-diffusion problems with random parameters using the generalized stochastic finite difference method 

      Kamiński, Marcin (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2011)
      The main idea here is to demonstrate the new stochastic discrete computational approach consisting of the generalized stochastic perturbation technique based on the Taylor expansions of the random variables and, at the ...
    • Resolving Classical Concurrency Problems Using Outlier Detection 

      Smoliński, Mateusz (Wydawnictwo Politechniki Łódzkiej, 2017)
      In this paper outlier detection is used to determine anomaly between tasks to prevent occurrence of resource conflicts in prepared schedule. Determined conflictless schedule bases on controlling access of tasks to groups ...
    • A Review on Point Cloud Semantic Segmentation Methods 

      Lazarek, Jagoda; Pryczek, Michał (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2018)
      Semantic segmentation of 3D point clouds is an open research problem and remains crucial for autonomous driving, robot navigation, human-computer interaction, 3D reconstruction and many others. The large scale of the data ...
    • Robust Two-View Reconstruction Procedure for Geometrical Model Retrieving 

      Walczak, Jakub; Wojciechowski, Adam (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2018)
      In this paper we present the enhancement of the standard two-view reconstruction procedure. An ordinary approach assumes determination of points’ correspondences followed by projection matrix estimation, to finally refine ...
    • Role of ions mobility in flexoelectric deformations of conductive homeotropic nematic layers 

      Buczkowska, Mariola; Derfel, Grzegorz (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2008)
      Numerical studies of d.c. electric field induced deformations of homeotropic layers of flexoelectric nematics containing ions are presented. It is shown that anomalous dependencies of threshold voltage for deformations on ...
    • Rule Extraction from Active Contour Classifiers 

      Szczepaniak, Piotr S.; Pierścieniewski, Łukasz (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2018)
      In this paper, the idea of rule extraciton from active contour classifiers is presented. The concepts are new in relation to active contour approach. The problem is illustrated by examples having roots in technical diagnosis ...
    • Running and testing Java EE applications in embedded mode with JupEEter framework 

      Kwapisz, Marcin (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2013)
      This paper presents a design and usage of the author’s innovative framework, called JupEEter. This framework helps running and testing Java Enterprise Edition (Java EE) applications [1] and to use Java EE components in ...
    • Security of information in university eLearning systems 

      Grzybowski, Rafał (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2011)
      The increase in popularity of university eLearning platforms, supporting traditional methods of education, as well as new communication tools development, make the security issues of information stored in these systems ...
    • Selected aspects of security mechanisms for cloud computing – current solutions and development perspectives 

      Poniszewska-Marańda, Aneta (Komisja Informatyki Polskiej Akademii Nauk, Oddział w Gdańsku, 2014)
      The security aspects of cloud computing, especially the security of data, become more and more important. It is necessary to find and develop the new mechanisms to secure the cloud. The problem presented in the paper ...
    • Self-consistent calculations of the dynamic, thermodynamic and elastic properties of a lattice of atomic crystals 

      Malinowska-Adamska, Cecylia; Słoma, Piotr (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2007)
      The application of the self-consistent phonon theory (SCPT) formulated by Plakida and Siklós on the basis of the double-time Green's function method to the atomic crystals: rare gas solids (RGS), quantum crystals (QC) and ...
    • Sensitivity of tetracene layer as an effect of entanglement 

      Kania, Sylwester; Kościelniak-Mucha, Barbara; Kuliński, Janusz; Słoma, Piotr; Wojciechowski, Krzysztof (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2017)
      Application of the method of quantum-mechanical calculations allowed for studies of variability of interactions between molecules of ethanol and tetracene. Entanglement of quantum states is seen during calculations in ...
    • Simulation of Quantum Resonance in the Quantum Register 

      Ostrowski, Marcin (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2018)
      In this paper, we examine whether a quantum computer can efficiently simulate resonant interaction between a pair of two-level quantum systems. We present an algorithm for simulating time evolution of such a system, implemented ...
    • Sliding mode approach to congestion control in connection-oriented communication networks 

      Bartoszewicz, Andrzej; Żuk, Justyna (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2009)
      In this paper, a novel sliding mode flow controller design for the connection-oriented communication networks is proposed. The networks are modeled as discrete time systems with the available bandwidth acting as disturbance. ...
    • Some electrical properties of thin layer of 9,10-dimethylanthracene and 1-acenaphtenol 

      Kania, Sylwester; Kuliński, Janusz; Marciniak, Bernard; Różycka-Sokołowska, Ewa (Lodz University of Technology PressWydawnictwo Politechniki Łódzkiej, 2013)
      Spectral grade materials obtained in zone-melting process from commercially available 1-acenaphthenol and 9,10-dimethyl-anthracene were characterized electrically. The layers vaporized in 10-5Torr vacuum posses high ...
    • Some of the photothermal properties of one- and two-layer structures 

      Pieszyński, Krzysztof (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2007)
      The results of numerical calculations of temperature on a multi-layer structures' surface illuminated with intensity periodically-modulated beam of light are presented. In fact the influence of some geometrical and thermal ...
    • Space-charge-limited currents as an indicator of non-uniform charge traps distribution in thin film dielectrics: numerical solutions 

      Bąk, Grzegorz (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2012)
      Space charge limited currents in inhomogeneous thin film insulating systems are studied by means of numerical methods. Calculations for two spatial distribution of traps are presented. The results confirm that the influence ...
    • Spatch based active partitions with linguistically formulated energy 

      Tomczyk, Arkadiusz; Pryczek, Michał; Walczak, Stanisław; Jojczyk, Konrad; Szczepaniak, Piotr (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2010)
      The present paper shows the method of cognitive hierarchical active partitions that can be applied to creation of automatic image understanding systems. The approach, which stems from active contours techniques, allows one ...
    • Spatial frequency filtering of images using the diffraction in acousto-optic cell 

      Pieszyński, Krzysztof (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2012)
      The paper presents the optical spatial frequency filter that allows to filter in real time by using a 0th order diffraction in the acoustooptic cell, which operates in the Bragg regime.
    • Spline interpolation for trap spectroscopy analysis for two cyclic hydrocarbons. 

      Kania, Sylwester; Kuliński, Janusz (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2015)
      Cubic spline interpolation gives a tool for obtaining good image of current-voltage characteristics for trap spectroscopy analysis without prior assumption about the trap distribution for 1-acenaphthenol and 9,10-dimet ...
    • Study of electrically induced orientational ordering in mineral oils on the example of orlen oil trafo en. 

      Izdebski, Marek; Adamus, Monika; Jóźwiak, Ewelina; Ledzion, Rafał (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2016)
      A simple model of orientational ordering of molecules in the liquid under the influence of an applied sinusoidal electric field of low frequency is presented. The predicted theoretical dependencies of linear birefringence ...