Journal of Applied Computer Science publishes original papers concerned with theory and practice of computer science and innovative computer technology as well as their application in engineering, biomedicine, ecology, socioeconomics and education.

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  • Loading Initial Data into the Quantum Register 

    Ostrowski, Marcin (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2020)
    In this paper, we examine a simple algorithm for loading initial data into the quantum register. In order to perform the algorithm standard two input gates are used. The algorithm is tested for the Gaussian and sine wave ...
  • Error Reduction for Static Localization 

    Morawska, Barbara; Lichy, Krzysztof; Koch, Piotr; Niedźwiedzki, Jakub; Leplawy, Marcin; Lipiński, Piotr (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2020)
    This article describes methods for reducing the position measure-ment error of ultra-wideband localization system - DecaWave TREK1000. The static localization accuracy of this system can achieve 10cm. The local-ization ...
  • Black-Gray-White Barcode Based on Error Correction Data Encoding 

    Dychka, Ivan; Sulema, Olga (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2019)
    The paper presents an approach based on using barcodes with three color gradations (white, gray, and black) instead of traditional black and white barcodes. Such three-color barcodes can be produced and read by using the ...
  • Classification of Objects in a Point Cloud using Neural Networks 

    Daszuta, Marcin; Napieralska-Juszczak, Ewa (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2019)
    3-dimensional scans captured in shape of point clouds are widely used in many dierent areas. Every such area use dierent kinds of sensors to ac-quire point clouds and do the analysis of the data but each of those needs ...
  • Modelling Heat Flow in a Heat Storage System with the Use of the Finite Volume Method 

    Sobieski, Wojciech (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2019)
    Non-stationary heat flow was analysed in a heat storage system comprising a flat multilayer structure with different parameters and thickness. Concrete was the heat storage material, and water was the transfer medium ...
  • Linguistic Summaries of Graph Databases in Customer Relationship Management (CRM) 

    Bartczak, Monika; Niewiadomski, Adam (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2019)
    The paper concentrates on data models that differ from the traditional relational one by Codd (1970). In particular, we are interested in processing graph databases (graph datasets) without any pre-configured structure, ...
  • Discretisation of Thermal Diffusion Equation in Multilayer Structures with Variable Material Parameters and Different Thicknesses 

    Sobieski, Wojciech; Trykozko, Anna (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2018)
    The paper presents details of discretisation of a thermal diffusion equation in one-dimensional space in terms of the Finite Volume Method. In the following sections, the method of space discretisation is discussed along ...
  • 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, ...
  • Normalization Effects in Matching Pursuit Algorithm with Gabor Dictionaries 

    Różański, Piotr T. (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2018)
    The matching pursuit (MP) algorithm is a greedy method for signal decomposition used in video coding, data compression, and, particularly, analysis of EEG signals in various paradigms, including P300 and ER(D)S (motor ...
  • A Memory Model for Emotional Decision-Making Agent in a Game 

    Rogalski, Jakub; Szajerman, Dominik (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2018)
    Virtual characters are an important part of many modern computer games. This paper describes a graph-based memory system designed for artificial agents that also simulate simple emotions. The system was tested using virtual ...
  • Virtual Money for Purchases in School Shops and for Educational Applications: eZloty 

    Pawlak, Michał; Guziur, Jakub; Poniszewska-Marańda, Aneta; Stolarek, Jan (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2018)
    Recent developments in Polish legislation concerning the healthiness of products in schools shops and results of law compliance verification resulted in a need for a way to supervise purchases in school shops. In this ...
  • Virtual Reality in Investigation of Human Navigational Skills 

    Nowak, Przemysław (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2018)
    In recent years, virtual reality has been successfully employed in numerous studies concerning human navigational skills. This mini-survey reviews several of them, presenting their methodology and main findings, as well as ...
  • Dedicated Type-2 Fuzzy Logic Systems: A Novel Approach to DeNOx Filtration Systems 

    Niewiadomski, Adam; Kacprowicz, Marcin (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2018)
    The paper presents some novel research on applications of Type-2 Fuzzy Logic Systems to support the Selective Catalytic Reduction process (SCR). The aim of the research is to design and test higher order fuzzy logic systems ...
  • The Use of Heuristic Algorithms: A Case Study of a Card Game 

    Lichy, Krzysztof; Mazur, Marcin; Stolarek, Jan; Lipiński, Piotr (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2018)
    In this paper we introduce the results of an experiment consisting in the creation of artificial intelligence using the heuristic algorithm Monte Carlo Tree Search and evaluation of its effectiveness in the card game Thousand.
  • 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 ...
  • 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 ...
  • Numerical Models of Hierarchical Threshold Secret Sharing and Broadcasting with Encryption 

    Kapusta, Joanna; Smarzewski, Ryszard (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2018)
    In the paper there are presented two new models of encrypted hierarchical secret sharing schemes based on barycentric Hermite formula. Moreover an application of the second scheme to design a novel broadcast encryption ...
  • Recommendations for Image Acquisition for 3D Room Scanning 

    Kaczmarek, Adam; Szwoch, Mariusz; Bartoszewski, Dariusz (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2018)
    Proper image acquisition plays an extremely important role in 3D scanning of rooms, determining the completeness and correctness of the created model. Any mistakes made at this stage can cause a need to supplement the set ...
  • Heterogeneous Fog Generated with the E ect of Light Scattering and Blur 

    Gawron, Michał; Boryczka, Urszula (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2018)
    The development of computer graphics forces new requirements on the developers, which will make the virtual world more similar to the real world. One of these elements is the simulation of fog. Common fog algorithms mix ...
  • Affective Pathfinding in Video Games 

    Daszuta, Marcin; Wróbel, Filip; Rynkiewicz, Filip; Szajerman, Dominik; Napieralski, Piotr (Wydawnictwo Politechniki ŁódzkiejLodz University of Technology Press, 2018)
    To allow player submerge in created environment of a video game, agents called Non-Player Characters (NPCs) should act believably. One of the most vital aspect, in case of NPCs is pathfinding. There are a few methods that ...

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