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Wyniki wyszukiwania dla: mobilne agenty
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Determining horizontal curvature of railway track axis in mobile satellite measurements
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Installation of GNSS receivers on a mobile railway platform – methodology and measurement aspects
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Investigation of OSL signal of resistors from mobile phones for accidental dosimetry
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A navigation device utilizing body communication channel for mobile wearable systems
PublikacjaA novel touch sensor utilizing a body communication technology is presented in the paper. The proposed device accepts orders (gestures) only from a person wearing it. Moreover, when comparing it to a similar, however an optical one, it appears as a less power consumable. Preliminary results of its properties examination are presented and discussed. Additionally, the developed sensor allows to measure a human body the electrical...
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Sensor Position Estimation Method for IoT Using Mobile Reference Node
PublikacjaThe paper proposes an innovative method of locating objects for the Internet of Things (IoT). The proposed method allows the position of a fixed measuring sensor (MS) to be estimated using one mobile base station with a known position moving around the MS. The mathematical analysis of the method, and three algorithms — Newton’s (NA), gradient descent (GD) and genetic (GA) — for solving the system of non-linear positional equations...
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Badanie sprawności algorytmów szeregowania danych w systemie WiMAX Mobile
PublikacjaW pracy przedstawiono wyniki badań symulacyj-nych różnych metod szeregowania danych i przydziału podnośnych w sieciach opartych na standardzie IEEE 802.16e (WiMAX Mobile). W pracy zostały opisane najważniejsze mechanizmy odpowiedzialne za zarządza-nie jakością usług w tych sieciach. Analizę porównaw-czą przeprowadzono dla następujących metod: Round Robin (RR), Proportional Fairness (PF) oraz Maximum Rate (MR). Znaczną uwagę poświęcono...
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Mobile operators at war: opinion mining and sentiment analysis on social media
PublikacjaConsidering hermetic and very competitive market such as mobile operator ones, social media has become best alternative for contact with customer and gathering data and opinions. Different style of running social media profiles is giving different results. The research presented in this paper aims to show the number of responses gathered from polish Internet users and its sentiment for mobile operator brands. It also presents practical...
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A mobile loop order–disorder transition modulates the speed of chaperonin cycling
PublikacjaMolecular machines order and disorder polypeptides as they form and dissolve large intermolecular interfaces, but the biological significance of coupled ordering and binding has been established in few, if any, macromolecular systems. The ordering and binding of GroES co-chaperonin mobile loops accompany an ATP-dependent conformational change in the GroEL chaperonin that promotes client protein folding. Following ATP hydrolysis,...
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Study on VR Application Efficiency of Selected Android OS Mobile Devices
PublikacjaCurrently, the number of scenarios for using VR (Virtual Reality) technology grows every year. Yet, there are still issues associated with it, related with the performance of the mobile device itself. The aim of this work is to perform an analysis of the effectiveness of virtual reality applications in case of mobile platforms. We put the main emphasis on examining the performance and efficiency of four different hardware and software...
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Three-wheeled mobile platform powered by LabVIEW at energy performance index
PublikacjaW pracy opisano trójkołową platformę mobilną własnej konstrukcji, zbudowaną i kontrolowaną z wykorzystaniem środowiska LabVIEW. W celu realizacji ruchu platformy oraz zapewnienia jego nadzorowania w czasie rzeczywistym, zastosowano sterownik NI cRIO. Zastosowane równolegle techniki projektowania mechatronicznego, tj. wirtualne prototypowanie, symulacje w trybie HILS oraz szybkie prototypowanie na obiekcie docelowym, umożliwiły...
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An Empirical Propagation Model for Mobile Radio Links in Container Terminal Environment
PublikacjaIn this paper, a novel empirical propagation model for mobile radio links in a container terminal environment is presented. Measurement propagation research carried out in the Deepwater Container Terminal (DCT) in Gdańsk, Poland is described, and the investigated environment is characterized. The results of the statistical evaluation of the new model are discussed. In addition, statistical tuning of the Walfisch–Ikegami model for...
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Design of control algorithms for mobile robots in an environment with static and dynamic obstacles
PublikacjaThis article proposes the construction of autonomous mobile robots and designing of obstacle avoidance algorithms for them. Nowadays, mobile robots are gaining more and more popularity on the customer as well as industrial market, for example as automatic vacuum cleaners or lawnmowers. Obstacle avoidance algorithms play an important role in performance of this types of robots. The proposed algorithms were designed for builds with...
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A new approach of coastal cliff monitoring using Mobile Laser Scanning
PublikacjaThe article proposes a new approach of coastal cliff monitoring which bases on a new comprehensive monitoring system, being a combination of mobile scanning from the sea with the geotechnical stability analysis. Mobile laser scanning is an innovative solution for 3D data collection which allows the monitored object geometry to be precisely measured, thus providing opportunities for series of analyses contributing to the development...
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Study on the prevalence of mobile phone use by car drivers – the case of Poland
Publikacja: Distracted driving is a significant factor affecting road safety and it can occur as a result of using mobile phones while driving. The aim of the current research is to present the prevalence of mobile phone use by Polish car drivers, based on the roadside and online survey. The field study showed that 11.6% of 1867 drivers were using mobile phones while being in motion and 26.1% of 203 drivers when stopped in front of traffic...
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Analysis of the possibilities in railways shape assessing using GNSS mobile measurements
PublikacjaIn recent years, a dynamic development of satellite positioning techniques using both static and mobile GNSS coordinates register mode can be observed. In addition, still developing Real-time GNSS Networks, post-processing algorithms and another measurement signal analysis algorithms, make the satellite measurements increasingly used in railway industry sector. In the article the possibilities which follows from the mobile satellite...
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Installation of GNSS receivers on a mobile railway platform – methodology and measurement aspects
PublikacjaDetermining the course of a railway track axis using satellite methods relies on ensuring the precise assembly of GNSS receivers in dedicated measuring devices. Depending on the number of receivers, solutions that are based on placing the apparatus directly above the railway track axis (as well as in eccentric positions) are used to indirectly obtain data to form the basis of the desired results. This publication describes the...
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Evaluating the Internal and External Usability of Mobile Technologies in Facilitating Knowledge Transfer
PublikacjaA worker’s performance and productivity depend on a variety of factors including knowledge, to be essential for self-effectiveness and self-efficacy. In the literature, knowledge transfer is argued to enhance the quality of work, and therefore, its value. When addressing this issue, the latest studies have considered and evaluated the use of mobile technologies, which are evidenced to improve a worker’s capacity and skills. However,...
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Mobile Gas Chromatographs Coupled with Mass and Ion Mobility Spectrometers and their Applications
PublikacjaThe articles describes the developments un combining of mass and ion mobility spectrometers (MS, IMS0 with miniature gas chromatographs (GC). The examples of applications of miniaturised GC-MS and GC-IMS devices are presented.
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Determining horizontal curvature of railway track axis in mobile satellite measurements
PublikacjaThe article discusses the applicability of a novel method to determine horizontal curvature of the railway track axis based on results of mobile satellite measurements. The method is based on inclination angle changes of a moving chord in the Cartesian coordinate system. In the presented case, the variant referred to as the method of two virtual chords is applied which consists in manoeuvring with only one GNSS (Global Navigation...
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The analysis of tram tracks geometrical layout based on Mobile Satellite Measurements
PublikacjaIn this article, the results of the research in a field of which uses active global navigation satellite system (GNSS) geodetic networks for the inventory of geodetic geometric tram tracks are presented. The applied measurement technique has been adapted for the designing of the geometric layout of tram tracks. Several configurations of receivers and settings of an active GNSS networks with the objective to increase the accuracy...
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When Membership Gives Strength to Act: Inclusion of the Group Into the Self and Feeling of Personal Agency
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Scalable Maintenance of Address Mapping and Autodetecion in Environments Where Agents are Uncapable of Self-Registration
PublikacjaWhen working with multi-agent systems it is often desirable to manage the agent set. The existing methods of central monitoring stems from two different fields of application. The first has its roots in in computer network monitoring, the other in mutli-agent simulation environments. Both approaches are not general enough to cater for loosely controlled environments, where the total agent population is not known and often fluctuating,...
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Effect of glycols used as glycolysis agents on chemical structure and thermal stability of produced glycolysates
PublikacjaZaprezentowano warunki glikolizy poliuretanowych odpadów piankowych, przy użyciu różnych glikoli oraz wyniki badań budowy chemicznej glikolizatów oraz ich właściwości termicznych.
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Fermented juices as reducing and capping agents for the biosynthesis of size-defined spherical gold nanoparticles
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High resolution model for assessment of contamination by chemical warfare agents dumped in the Baltic Sea
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Structural Characterization and in Vivo Evaluation of β-Hairpin Peptidomimetics as Specific CXCR4 Imaging Agents
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Current state of a dual behaviour of antimicrobial peptides-Therapeutic agents and promising delivery vectors
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The use of eLearning strategies among travel agents in the United Kingdom, India and New Zealand
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Tackling Alzheimer's disease: Hypothetical synergism between anti-inflammatory and anti-diabetic agents
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New Class of Antimicrobial Agents: SBA-15 Silica Containing Anchored Copper Ions
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Bee Products and Essential Oils as Alternative Agents for Treatment of Infections Caused by S. aureus
PublikacjaBacteria of the genus Staphylococcus are important human and veterinary pathogens. A crucial characteristic for this group of bacteria is that they can easily acquire mechanisms of antibiotic resistance for a plethora of antibiotics currently in use for human and animal therapies. Therefore, there is a great need to find novel, non-antibiotic chemotherapeutics with marked antistaphylococcal activity. Promising but still underestimated...
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Synthesis of phosphono and phosphate derivatives of hydroxyimino-D-alditols as new potential antifungal agents
PublikacjaIn search for new effective we antyfungals we focus on two enzymes involved in biosynthesis of the fungal cell wall. The first enzyme is glucosamine-6-phosphate (GlmS), which catalyzes transformation of D-fructose-6-phosphate (Fru-6P) to D-glucosamine-6-phodphate (GlcN-6P) in the chitin biosynthesis pathway. The second enzyme is phosphomannose isomerase (PMI) repored to play a crucial role in biosynthesis of many mannosylated structures,...
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Travel agents and destination management organizations: eLearning as a strategy to train tourism trade partners.
PublikacjaThis article offers an overview of the existing online courses run by national destination management organizations (DMOs) in order to better equip travel agents and tour operators in the sales activities of the tourism destinations. These online courses represent one of the B2B offers by DMOs and an interesting opportunity for travel agents, who are trying to find their identity and competitive advantage within the context of...
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Indole-Acrylonitrile Derivatives as Potential Antitumor and Antimicrobial Agents—Synthesis, In Vitro and In Silico Studies
PublikacjaA series of 2-(1H-indol-2-yl)-3-acrylonitrile derivatives, 2a–x, 3, 4a–b, 5a–d, 6a–b, and 7, were synthesized as potential antitumor and antimicrobial agents. The structures of the prepared compounds were evaluated based on elemental analysis, IR, 1H- and 13NMR, as well as MS spectra. X-ray crystal analysis of the representative 2-(1H-indol-2-yl)-3-acrylonitrile 2l showed that the acrylonitrile double bond was Z-configured. All...
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Selected anionic and cationic surface active agents determined in river sediments – the Klodnica catchment
PublikacjaSurface active agents (SAAs) are specific compounds that contain hydrophilic/ hydrophobic group in their molecules named as amphiphilic structures. According to charge on the hydrophilic part of surfactants they can be classified into three main groups: anionic, cationic and non-ionic compounds. Due to the amphiphilic structure of SAAs they have specific properties (e.g. ability to adsorption at different surfaces, reduction of...
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The effect of new non-cross resistant antitumor agents on the energy state of human erythrocytes
PublikacjaPrzebadano pochodne benzoperimidynowe i antrapirydonowe odnośnie ich wpływu na stan energetyczny ludzkich erytrocytów. Stwierdzono, że poziom nukleotydów jak i wartość AEC erytrocytów nie zmienił się w ciągu 24 h inkubacji z powyższymi związkami. Jest to wynik obiecujący w odniesieniu do ich zastosowania jako związków aktywnych w pokonywaniu oporności wielolekowej.
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Influence of the glycolysis agent on the structure of the glycolysates obtained from polyether-urethane wastes
PublikacjaW pracy zaprezentowano wybrane wyniki badań wpływu środków glikolizujących na strukturę glikolizatów otrzymywanych w procesie glikolizy odpadowych pianek polietero-uretanowych.
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Eradication of LIG4-deficient glioblastoma cells by the combination of PARP inhibitor and alkylating agent
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Characterization of a Unique Bordetella bronchiseptica vB_BbrP_BB8 Bacteriophage and Its Application as an Antibacterial Agent
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Phytotoxic Metabolites Produced by Diaporthella cryptica, the Causal Agent of Hazelnut Branch Canker
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Examining the Impact of Squaric Acid as a Crosslinking Agent on the Properties of Chitosan-Based Films
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Possiblities of application of recombined lysostaphin as an alternative agent in the therapy of Staphylococcus aureus mastitis
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Detailed investigation on FAME capped metal nanocomposite synthesis as potential antifungal agent
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Investigation of polyurethane elastomer–steel joints using glass lacquer as an adhesive agent
PublikacjaThis article describes an innovative method of coupling polyurethane elastomer (based on polyurethane glycolysate) with constructional steel, by implementation of a Glaspur®—glass lacquer containing latent polyurethanes and monosilane adhesion promoters. The commonly applied coupling agent is Cilbond® 45SF glue or its derivatives. Additionally, glycolysate was synthesised from polyurethane waste and 1,3-propylene glycol in 6:1...
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Zastosowania ontologii: Charakterystyczne cechy agentów semantycznych
PublikacjaNa podstawie reprezentatywnych przykładów podjeto próbę zilustrowania spektrum zastosowań agentów programowych. Wskazano główne cechy wyrózniajace poszczególne rodzaje agentów oraz ich atrybuty niezbędne dla omawianych zastosowań.
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Combretastatin A-4 and its analogues as antineoplastic agenst.
PublikacjaCombretastatyna A-4 jest naturalnym związkiem wyizolowanym z wierzby afrykańskiej Combretum caffrum. W pracy opisano syntezę i aktywność biologiczną combretastatyny A-4 i jej analogów jako potencjalnych inhibitorów angiogenezy.
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Synchronizacja wiedzy w systemach agentowych
PublikacjaAgenty inteligentne są jednym z komponentów stosowanych w pro- jektowaniu rozproszonych inteligentnych systemów obliczeniowych. W rozdziale wskazano istotne aspekty systemów agentowych, a na- stępnie omówiono wybrane metody synchronizacji wiedzy między agentami będącymi częścią systemu agentowego. Omówiono podej- ście właściwe dla agentów zaufanych oraz jego modyfikację dla agen- tów, które mogą celowo próbować wprowadzać inne...
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Bilet, wracam od Agaty
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International Journal of Mobile Computing and Multimedia Communications
Czasopisma -
International Journal of Mobile Human Computer Interaction
Czasopisma