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Search results for: COMPUTER SECURITY LABORATORY
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China-Russia Bilateral Security and Military Partnership in Changing World Order: Security Challenges for the United States of America in Asia and Beyond
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Floe-size distributions in laboratory ice broken by waves
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Floe-size distributions in laboratory ice broken by waves
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Floe-size distributions in laboratory ice broken by waves
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Floe-size distributions in laboratory ice broken by waves
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Switching off direct current with contactors: A laboratory exercise
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Overview of the Virtual Transcription Laboratory Usage Scenarios and Architecture
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Pomerania Laboratory - A solution for the cultural heritage research and conservation
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Laboratory and pilot scale photodegradation of cyanide-containing wastewaters
PublicationW pracy badano efektywność procesu degradacji cyjanków stosując odpowiednie metody utleniania. Roztwory modelowe cyjanków zawierające TiO2 i H2O2 były poddane fotodegradacji przy różnych warunkach pH, temperatury, różnym składzie fazy gazowej i w obecności różnych katalizatorów. Prawie 20% wzrost w efektywności utlenienia cyjanków był zaobserwowany dla fotodegradacji cyjankowych kompleksów miedzi. Dodatkowo badano fotodegradację...
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Analysis of compressive forces in CFGFT cylindrical pillars and their coatings using laboratory tests and metric spaces
PublicationThe article discusses compressive forces tests in composite-concrete pillars with the use of laboratory active experiment including the factors and properties of materials which have a significant impact on the test results and their repeatability. A polymer composite based on glass fiber reinforced resin with different fiber beam angles (20, 55 and 85) was used as a buffer/coat of the pole. Due to the problems with direct comparison...
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Temperature influence on tyre/road noise on poroelastic road surface based on laboratory measurements
PublicationThe temperature effect on measured tyre/road noise is very important phenomena as it may lead to significant errors in measurement results due to substantial influence of this parameter on the obtained values. It depends mainly on the particular tyre-road combination. It is different for dense and porous as well as for bituminous and cement concrete pavements. It differs also depending on tested tyre. The correction procedure for...
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Personal adaptive tuning of mobile computer audio
PublicationAn integrated methodology for enhancing audio quality in mobile computers is presented. The key features are adaptation of the characteristics of the acoustic track to the changing conditions and to the user's individual preferences. Original signal processing algorithms are introduced, which concern: linearization of frequency response, dialogue intelligibility enhancement and dynamics processing tuned up to the user's preferences....
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COMPUTER ANALYSIS OF HYDRAULIC CONDITIONS IN A SANITARY CHAMBER
PublicationThis paper presents analysis of hydraulic conditions of sewage flow down the slipway (ramp) in the collecting sanitary chamber connecting 3 collectors on the inlet: ⌀600, ⌀800 and ⌀1400 and one on the outlet ⌀1600 mm, with a maximum difference of elevation 5 m. The mathematical model has been made and hydraulic calculations were carried out in steady flow conditions. Then wastewater surface elevation, energy grade line elevation,...
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COMPUTER-AIDED DESIGN OF ORGANOPHOSPHORUS INHIBITORS OF UREASE
PublicationBased on the structure of the most potential inhibitor diamidophosphate, various novel groups of inhibitors were developed by knowledge-based design approach with covalent carbon-phosphorus or carbon-phosphorus-carbon bond to improve hydrolytic stability to inhibit the microbial ureases. Designed compounds were evaluated with 10 (LigScore1, LigScore2, PLP1, PLP2, JAIN, PMF, PMF04, LUDI_1, LUDI_2 and LUDI_3) different scoring functions...
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A computer system for the complete design of ship propellers
PublicationPraca zawiera opis metody obliczeniowej pozwalającej na zaprojektowanie okrętowej śruby napędowej dla również obliczeniowo wyznaczonego niejednorodnego pola prędkości za kadłubem statku o znanej geometrii i parametrach ruchu. Metoda pozwala na właściwe ujęcie efektu skali i konsekwencji obecności płetwy sterowej za projektowaną śrubą.
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Computer modeling of the solution conformation of cyclic enkephalins
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Complex human computer interface for las patient
PublicationW pracy zaprezentowano system umożliwiający komunikację osobie sparaliżowanej z komputerem przy pomocy wzroku.
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Computer based system for strabismus and amblyopia therapy
PublicationW publikacji opisano system komputerowy do badania i treningu zeza i amblyopii.W przypadku zeza i amblyopii lub tak zwanego syndromu leniwego oka terapia polega na zasłanianiu oka dominującego przez kilka godzin dziennie lub rozmywanie obrazu w tym oku poprzez zastasowanie kropli do oczu lub silnych soczewek w okularach. Taki sposób terapii powoduje zaburzenie widzenia obuocznego. Proponowane rozwiązanie zachowuje widzenie obuoczne....
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Computer Aided Design of Wood Pellet Machines
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Computer Aided Telediagnostics System for Stoma Patients
PublicationStoma surgery may concern patients with colorectal cancer and inflammatory bowel disease. More than half of patients diagnosed with colon cancer present at an advanced stage, and palliative treatment may involve stoma formation. This type of surgery may change the patient’s life strongly, therefore they should receive special medical care. The paper presents the assumptions, concept, and architecture of the Stoma-Alert diagnosis...
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Displacements of chimney in the light of computer calculations and surveying
PublicationThe article presents the numerical analysis of reinforced concrete chimney displacements, which was carried out geodetic measurements.
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Computer analysis of multiple-choice examination documents
PublicationOpisany system AATE wyposażony jest w edytor testów, za pomocą którego egzaminator przygotowuje test egzaminacyjny. Utworzony test ze swoimi parametrami jest pamiętany w bazie danych i następnie może być wydrukowany. Po przeprowadzeniu egzaminu wypełnione formularze za pomocą skanera z podajnikiem wprowadza się do komputera. W komputerze system analizuje formularze i odczytane odpowiedzi porównuje się z wzorcami przechowywanymi...
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Multifactor consciousness level assessment of participants with acquired brain injuries employing human–computer interfaces
PublicationBackground A lack of communication with people suffering from acquired brain injuries may lead to drawing erroneous conclusions regarding the diagnosis or therapy of patients. Information technology and neuroscience make it possible to enhance the diagnostic and rehabilitation process of patients with traumatic brain injury or post-hypoxia. In this paper, we present a new method for evaluation possibility of communication and the...
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Air Purification Technologies GTM - laboratory 2022
e-Learning CoursesDescription of the subject in accordance with the subject card PG_00037594
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THE METHOD OF ENERGY-EFFICIENCY INVESTIGATIONS OF THE NEWLY PRODUCED MARINE FUELS THROUGH AN APPLICATION OF THE LABORATORY DIESEL ENGINE
PublicationThe article deals with one of the scientific issue solved within frames of the research project financed by Voivodeship Fund for Environmental Protection and Water Management in Gdansk, namely, in particular, the method of energy investigations of the self-ignition engine in conditions of its supply with a non-standard (modified) marine fuel. The representative results of engine tests worked out on the especially built laboratory...
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Computer Aided Design - 2022/23
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Human Computer Interaction 2018/19
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Computer Aided Design 23/24
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Computer-Aided Detection of Hypertensive Retinopathy Using Depth-Wise Separable CNN
PublicationHypertensive retinopathy (HR) is a retinal disorder, linked to high blood pressure. The incidence of HR-eye illness is directly related to the severity and duration of hypertension. It is critical to identify and analyze HR at an early stage to avoid blindness. There are presently only a few computer-aided systems (CADx) designed to recognize HR. Instead, those systems concentrated on collecting features from many retinopathy-related...
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Computer-assisted pronunciation training—Speech synthesis is almost all you need
PublicationThe research community has long studied computer-assisted pronunciation training (CAPT) methods in non-native speech. Researchers focused on studying various model architectures, such as Bayesian networks and deep learning methods, as well as on the analysis of different representations of the speech signal. Despite significant progress in recent years, existing CAPT methods are not able to detect pronunciation errors with high...
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Application of BAN Network to Increase Security in Transport Systems
PublicationIn the article general characteristics of the BAN network with M2M communications are presented. These are networks that enable the implementation of wireless transmission of signals using special sensors located on the body or implanted subcutaneously. These sensors allow monitoring of different type life parameters of a human. In the next part of work there is proposed the implementation of BAN networks to transport systems as...
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Selected Methods For Increases Reliability The Of Electronic Systems Security
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Safety and security governance problems of critical systems and infrastructures
PublicationW artykule przedstawiono kilka problemów związanych z zarządzaniem bezpieczeństwem i ochroną informacji w systemach i infrastrukturach krytycznych.Bardzo ważne jest zidentyfikowanie i scharakteryzowanie infrastruktury krytycznej. Przedstawiono nowe wyzwania związane z łączeniem podejścia bezpieczeństwa i ochrony informacji w procesie podejmowania decyzji
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Methodological issues of security vulnerability analysis and risk assessment
PublicationArtykuł przedstawia wybrane aspekty metodyczne związane z zarządzaniem bezpieczeństwem i ochroną instalacji podwyższonego ryzyka. Podkreślono, że występują instalacje podwyższonego ryzyka, które wymagają specjalnej uwagi w zarządzaniu bezpieczeństwem. Zaproponowano metodykę opartą na wiedzy do zintegrowanej analizy LOPA (warstw zabezpieczeń) i ROPA (pierścieni zabezpieczeń). Nadrzędnym celem jest opracowanie metod i narzędzi wspomagających...
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Cryptographic Protocols' Performance and Network Layer Security of RSMAD
PublicationW artykule omówiono architekturę bezpieczeństwa warstwy sieciowej Radiowego Systemu Monitorowania i Akwizycji Danych z urządzeń fotoradarowych (w skrócie RSMAD). Bezpieczeństwo w warstwie sieciowej tego systemu jest zapewniane przede wszystkim dzięki wykorzystaniu Virtual Private Network (w skrócie VPN). W tym celu zaimplementowano dwa protokoły IPsec i L2TP.Zastosowane mechanizmy ochrony danych, w tym typy i parametry VPNów zostały...
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Challenges in security and safety management of critical systems and infrastructures
PublicationReferat poświęcono aktualnym problemom zarządzania bezpieczeństwem systemów i infrastruktur krytycznych. Infrastruktury krytyczne szereguje się z uwzględnieniem kilku kryteriów. Zarysowuje się problematykę zarządzania podatnością obiektów podwyższonego ryzyka na działania z zewnątrz oraz zagadnienie analizy ryzyka na przykładzie systemu elektroenergetycznego. W końcowej części referatu opisuje się nowe wyzwania związane z zarządzaniem...
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Review of the Usefulness of Various Rotational Seismometers with Laboratory Results of Fibre-Optic Ones Tested for Engineering Applications
PublicationStarting with descriptions of rotational seismology, areas of interest and historical field measurements, the fundamental requirements for rotational seismometers for seismological and engineering application are formulated. On the above basis, a review of all existing rotational seismometers is presented with a description of the principles of their operation as well as possibilities to fulfill formulated requirements. This review...
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Computer Science
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Bitumen Aging—Laboratory Simulation Methods Used in Practice and Selected Directions of Research on New Methods
PublicationChanges in the properties of bitumen binders that occur as a result of aging have a huge impact on the durability of products produced from them. In particular, asphalt pavements, which constitute the most common use of petroleum bitumen, are susceptible to damage resulting from the increasing stiffness of the bitumen during its life cycle. Increased stiffness of asphalt pavements reduces the pavement resistance to low-temperature...
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Computer-aided analysis of signals from a low-coherence Fabry-Perot interferometer used for measurements of biological samples
PublicationThe aim of the study was to develop an automated computer-aided system for analysis of spectrograms obtained from measurements of biological samples performed with a low-coherence Fabry-Pérot interferometer. Information necessary to determine dispersion characteristics of measured materials can be calculated from the positions of the maxima and minima that are present in their spectra. The main challenge faced during the development...
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A review on computer‐aided chemogenomics and drug repositioning for rational COVID ‐19 drug discovery
PublicationApplication of materials capable of energy harvesting to increase the efficiency and environmental adaptability is sometimes reflected in the ability of discovery of some traces in an environment―either experimentally or computationally―to enlarge practical application window. The emergence of computational methods, particularly computer-aided drug discovery (CADD), provides ample opportunities for the rapid discovery and development...
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Using On-line Measurement by Electronic Nose and Computer Simulations for Real-time Control at WWTP
PublicationContinuous investigation of wastewater quality can be carried out by a device called an e-nose. One important feature of the proposed real-time control system for WWTP is that using on-line measurements by e-nose together (Figure 1) with technological sets picked on this basis by means of computer models, it is possible to change treatment process parameters, depending on the current quality of wastewater. It can be used for the...
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Investigation of Transmit and Receive Characteristics of Laboratory Model for the Parametric Echosounder
PublicationInvestigation and operation of devices based on nonlinear interaction of high-intensity waves have been carried out for several decades. However, it is still a new tool to study the properties of the water environment and especially the upper layers of the seabed. This paper describes the results of tests of the new device that is intended to be applied for sounding underwater areas. The device has been designed and built in collaboration with...
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Evaluation of the fast impedance spectroscopy method in the laboratory measurement system
PublicationIn this paper the method for fast impedancespectroscopy of technical objects with very high impedance(|Zx| ≥ 1 GΩ) is evaluated by means of simulation and practicalexperiment. The method is based on excitation of an object, witha square pulse and measurements of voltage and currentresponses with DAQ card. The object impedance spectrum isobtained with use of continuous Fourier transform. Someimprovements of the method concerned...
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The Simulation Laboratory Platform Based on Multisim for Electronic Engineering Education
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Induction heating laboratory stand for estimating thermal properties of a charge
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Laboratory investigation of graphene modified asphalt efficacy to pavement performance
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Single incision laparoscopic surgery – is it time for laboratory skills training?
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A laboratory model of an inspection vehicle. [Model laboratoryjny pojazdu inspekcyjnego]
PublicationW pracy opisano konstrukcję laboratoryjnego modelu pojazdu inspekcyjnego oraz zaproponowano system wielowątkowego sterowania pojazdem. Do budowy autonomicznego pojazdu wykorzystano napędzany elektrycznie już istniejący model laboratoryjny samochodu osobowego. Konstruowany pojazd wyposażono w specjalnie zaprojektowane elektroniczne układy czujnikowe pozwalające wykrywać i śledzić zaznaczoną kolorem czarnym trasę oraz mierzyć odległości...
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Computer simulation of detonation of shaped charge in sea water
PublicationArtykuł zawiera opis systemu przeciwnimowego Głuptak, koncentrując się na opisie działania ładunku kumulacyjnego do niszczenia min morskich. Opisano sposób formowania wiązki plazmy uderzającej w obudowę miny po zdetonowaniu opisywanego ładunku kształtowego. Zaprezentowano obraz symulacyjny i zdjęcia poklatkowe penetracji plazmy w obiekcie niszczonym.