Now showing items 148-167 of 200

    • Packet switching networks traffic prediction based on radial basis function neural network 

      Zaleski, Arkadiusz; Kacprzak, Tomasz (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2010)
      New multimedia applications require Quality of Service support, which is still not successfully implemented in current packet-switched networks implementations. This paper presents a concept of neural network predictor, ...
    • Parallel hierarchies for solving Single Source Shortest Path problem 

      Chomątek, Łukasz (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2013)
      The problem of route optimization is significant due to the fact of the high availablity of private transport as well as the need of efficient utilization of the corporate fleet. Optimal route can have different meaning ...
    • Particle swarm optimization: the gradient correction 

      Borowska, Bożena; Nadolski, Stefan (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2009)
      In the following paper, the solution of the optimization problem that relied on the determination of the optimal geometry of two cylindrical coil arrangement evoking magnetic field of specific parameters was presented. The ...
    • The Perspectives in Gait Recognition 

      Kowalski, Piotr M. (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2018)
      In this paper we provide a detailed information on classical and recent research results in gait recognition. We provide classification of leading concepts, representations, experiments and available datasets. The most ...
    • Photo-enhanced conduction in inhomogeneous thin film space charge limited conducting systems. 

      Bąk, Grzegorz W. (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2016)
      Photo-enhancement of space-charge limited currents in deliberately modified thin-film structures is studied using numerical methods. The obtained results suggest that it should be possible to obtain optically induced ...
    • Polarization of organic aromatic molecule in anionic and cationic state 

      Kania, Sylwester; Kościelniak-Mucha, Barbara; Kuliński, Janusz; Słoma, Piotr; Wojciechowski, Krzysztof (Lodz University of Technology PressWydawnictwo Politechniki Łódzkiej, 2019)
      The modification of electron states and the change in the geometry of the structure of molecule during hopping transport of charge carriers depends on the symmetry of the molecule. During electric transport the ...
    • Propagation of laser beam in air stream colliding with non streamlined obstacle 

      Klemm, Katarzyna; Pieszyński, Krzysztof; Rożniakowski, Kazimierz (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2011)
      The paper presents measurements of refractive index structure constant Cn in the region of air inflow in vicinity of non streamlined obstacle (a model of a building) placed on a flat surface. Examinations were conducted ...
    • Proper conformal symmetries in self-dual Einstein spaces 

      Chudecki, Adam; Dobrski, Michał (2014)
      Proper conformal symmetries in self-dual Einstein spaces are considered. It is shown that such symmetries are admitted only by the Einstein spaces of the type [N,−]⊗[N,−][N,−]⊗[N,−] . Spaces of the type [N]⊗[−][N]⊗[−] are ...
    • Pupil Detection Methods for Eye Tracking 

      Rynkiewicz, Filip; Daszuta, Marcin; Napieralski, Piotr (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2018)
      The theory that pupillary changes can reflect human psychophysical character was confirmed in several conducted studies. Authors of those studies have used devices called eye trackers in order to measure pupillary changes, ...
    • Quantum simulations of particle scattered by a rectangular potential 

      Ostrowski, Marcin (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology. Press, 2012)
      In this paper we examine whether a quantum computer can efficiently simulate time evolution of a one dimensional Schrödinger particle. Two cases are considered: free particle and particle dispersed on a rectangular potential. ...
    • 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 ...