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Search results for: income inequalities
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Application of Nanomaterials for Cadmium Adsorption for Sustainable Treatment of Wastewater: a Review
PublicationMany heavy metals, particularly cadmium, are detrimental to both people and the environment when present in large quantities. In wastewater treatment plants, several conventional approaches are employed for cadmium abatement to restore the ecosystem, food supplies, and health of people and animals. Ion exchange, coagulation, membrane filtration, and chemical precipitation are a few examples of ways for removing heavy metals from...
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Electrode-based floating treatment wetlands: Insights into design operation factors influencing bioenergy generation and treatment performance
PublicationExponential increases in energy consumption and wastewater have often irreversible environmental impacts. As a result, bio-electrochemical devices like microbial fuel cells (MFCs), which convert chemical energy in organic matter to electricity using exoelectrogenic bacteria, have gained interest. However, operational factors affecting efficiency and energy output need further study. This research investigated bioenergy production...
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Zero-Emissions, Off-grid, Autonomous Houseboat – a Case Study of Selected Locations in Europe
PublicationThe aim of this study was to assess the feasibility of creating a prototype of a self-sufficient houseboat that is capable of prolonged independence from power grids and freshwater sources. In this design, electricity demand is met by a photovoltaic installation, and the energy is stored in batteries. Fresh water for living needs may be obtained from many sources, depending on the environmental conditions, such as through purifying...
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Thermal behaviour of vanadium xerogel powder under oxidizing atmosphere
Open Research DataThe DataSet contains the results of the thermal behavior of the vanadium xerogel powder. The information about xerogel powder synthesis is described in the Journal of Nanomaterials.
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Thermal behaviour of vanadium xerogel powder under argon atmosphere
Open Research DataThe DataSet contains the results of the thermal behavior of the vanadium xerogel powder. The information about xerogel powder synthesis is described in the Journal of Nanomaterials.
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Thermal behavior of (NH4)V4O10xH2O
Open Research DataThe DataSet contains the results of the thermal behavior of the (NH4)V4O10xH2O obtained by the hydrothermal method using different precursors: microstructured (commercially available) or nanostructured. The information about samples synthesis is described in the Materials.
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Application development for Android, iOS and BlackBerry mobile platforms
PublicationMobile devices, along with dedicated operating systems, have become a substantial and rising trend in software development. Computer industry has significantly changed in order to fulfil the needs of this new segment of the market. Authors have participated in projects, which involved programming on Android, iOS and BlackBerry operating systems. In this paper the most popular mobile platforms (and multiplatform Unity3D environment)...
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Education programmes as an element of limiting space and social barriers.CTA Home : Accessible Transportation : TRANSED 2007 [online]. [dostęp 2007.12.31]. Dostępny w World Wide Web: http: //www.tc.gca.ca - TRANSED 2007 COMOTRED
PublicationThe article presents education programme " Creating common space" introduced by Gdansk University of Technology - Architecture Department ( Poland) and local authorities. It also contains workshops " Cities without barriers" carried out in Pomeranian cities, where students are taught an additional subject " Designing common space". Liquidation of space barriers is necessary to help the disabled live their lives, develop and become...
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A comprehensive survey on low-cost ECG acquisition systems: Advances on design specifications, challenges and future direction
PublicationAvailability of low-cost, reliable, and portable Electrocardiography (ECG) devices is still very important in the medical world today. Despite the tremendous technological advancement, Cardiovascular Diseases (CVDs) remain a serious health burden claiming millions of lives on an annual basis globally. This is more prevalent in Low and Middle-Income Countries (LMICs) where there are huge financial instability and lack of critical...
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Self-employment of women: an opportunity or the last resort?
PublicationIt is believed that automatization and technological changes will be the main drivers of work in the future. At the same time, there is a growing discussion about new forms of employment, such as self-employment. It may be either perceived as a chance for empowerment, through creating new job opportunities, that were not reachable previously, or as precarious work, with less stability, higher risk, and uncertain income. The main...
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The Indonesian economy in 2005: An analysis using the input-output approach
PublicationThis study aims to analyze the economic conditions of Indonesia in 2005. This study employs Input-Output (IO) analysis as an analysis instrument. The data of this study is the Indonesian IO table for 2005. Thus, the Indonesian economy is represented by Indonesian industrial sectors mentioned in the data. There are nine industries used in the present study, namely (1) agriculture, livestock, forestry, and fishery, (2) mining and...
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Fertility rebound and economic growth. New evidence for 18 countries over the period 1970-2011.
PublicationLong-run impact of economic growth on fertility trends is ambiguous and sensitive for in-time variations. Noticeably, over last decades, economic growth has led in many countries to significant falls in total fertility rates. However, recently, in high-income economies a kind of ‘fertility rebound’ emerged (Goldstein, 2009; Luci and Thevenon, 2011; Day, 2012), which supports the hypothesis that reversal trends in total fertility...
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Changes in the structure of Armenia’s labour resources between 1993 and 2020
PublicationThe article characterises the structure of Armenia’s labour resources in the period between1993 and 2020. It aims to assess the changes on the Armenian labour market by means of a deductive analysis of historical data and observation of changes in the structure of resources based on generally available macroeconomic data. The authors evaluate these processes against the background of demographic and economic changes, by presenting...
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15th Conference on Calorimetry and Thermal Analysis
EventsRegistration for the workshops with Sponsors, which will take place during the free time on Tuesday, September 10, 2024, from 2:30 PM, will be conducted by signing up on a list at the registration desk. We kindly inform you that posters should be prepared in size B1 (707 x 1000 mm). Templates:pptx, pdf Please submit your presentations...
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Detection of illicit chemicals by portable Raman spectrometer
PublicationThe Raman spectrometers can be built as the portable devices and can be used in various places to detect illicit chemicals. This method has become popular due to deficiency of other fast methods that could be applied against terrorist attacks or could help police at their work. The conception of a portable Raman spectrometer has been presented. The description enclosures presentation of the prepared device and its possible applications...
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Survey of Radio Navigation Systems
PublicationAt present, there is a growing demand for radio navigation systems, ranging from pedestrian navigation to consumer behavior analysis. These systems have been successfully used in many applications and have become very popular in recent years. In this paper we present a review of selected wireless positioning solutions operating in both indoor and outdoor environments. We describe different positioning techniques, methods, systems,...
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Four level inverter's DC bus voltage balancing with 3-terminal DAB converter
Publication—Multilevel inverters become more and more popular, especially in the medium or high voltage and high power applications. Unfortunately, some of inverter topologies require additional DC bus voltage balancing systems. This paper presents a novel approach to such systems, which is based on a multiple terminal DAB converter. Along with the voltage balancing function the proposed solution enables the connection of energy storage devices...
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CHANGES TAKING PLACE IN THE KINETIC ARCHITECTURE OVER THE 20TH AND 21ST CENTURIES
PublicationKinematics has accompanied architecture from its beginning and is strongly associated with its evolution. Over the centuries, it has changed form and function. However, its rank grew at the beginning of the 20th century. Along with the widespread change of the design method in the early 90s of the twentieth century, its forms have become more complex. The study showed that with the development of design techniques, this time should be...
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Stochastic intervals for the family of quadratic maps
Open Research DataNumerical analysis of chaotic dynamics is a challenging task. The one-parameter families of logistic maps and closely related quadratic maps f_a(x)=a-x^2 are well-known examples of such dynamical systems. Determining parameter values that yield stochastic-like dynamics is especially difficult, because although this set has positive Lebesgue measure,...
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Analysis and characterization of coordination compounds by resonance Raman spectroscopy
PublicationResonance Raman spectroscopy has become a powerful tool to study excited-state geometries, excited-state charge distributions and photoinduced reaction dynamics in coordination compounds. Due to their rich photophysical properties coordination compounds are utilized for a variety of applications ranging from DNA sensing to photocatalysis. This review features recent applications of various resonance Raman scattering techniques...
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Quiet Quitting and its Link With Knowledge Risks in Organizations – Theoretical Insights
PublicationPurpose: Quiet quitting has become a widely publicized concept, driven by social media in the United States and other countries in 2022. It is a term used to describe the phenomenon by which employees do the least amount of their work, just enough to meet the requirements of one’s job description (Mahand and Caldwell, 2023). The trend is spreading quickly among young workers. It can potentially harm individuals, job performance,...
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Titanium lanthanum three oxides decorated magnetic graphene oxide for adsorption of lead ions from aqueous media
PublicationThe current study presents a viable and straightforward method for synthesizing titanium lanthanum three oxide nanoparticles (TiLa) and their decoration onto the ferrous graphene oxide sheets to produce FeGO-TiLa as efficient magnetic adsorbent. Fourier transform infrared spectroscopy (FT-IR), scanning electron microscopy (SEM), energy-dispersive X-ray spectroscopy (EDX), and vibration sample magnetometer (VSM) were used to evaluate...
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Kontrowersje wokół zagadnienia sprawiedliwości dystrybutywnej
PublicationArtykuł rekapituluje szkicowo kilka głównych ujęć problemu sprawiedliwości dystrybutywnej, osadzając wybrane stanowiska w kontekście klasycznych debat z filozofii polityki i filozofii społecznej. Sprawiedliwość dystrybutywną należy rozumieć jako normatywną zasadę dotyczącą tego w jaki sposób społeczeństwo rozdziela ograniczoną pulę zasobów wśród swoich członków. Punktem wyjścia dla artykułu jest słynna zasada dyferencji Rawlsa,...
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WHY SHOULD WE ADOPT NON-USED ATTICS OF MONUMENTAL SACRAL CATHOLIC CHURCHES FOR SECULAR PURPOSES?
PublicationA motive for adapting the desecrated churches to new purposes is a broadly discussed matter, progressively better investigated and defined. Is it advisable to introduce a new, permanent function, complementary to the sacred one in the historical ecclesial buildings? This paper presents the results of the research on benefits of adapting the non-utilized attics of monumental churches still performing their sacred function, located...
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Podejście nauczycieli akademickich do rozwoju narzędzi e-learningowych na wyższych uczelniach technicznych
PublicationPlatforma edukacyjna na uczelni wyższej stała się już standardem. Jest wyznacznikiem nowoczesno- ści danej uczelni. Wpływa na jej konkurencyjność. Mimo to, istnieje przekonanie że środowisko nauczycieli akademickich nie jest gotowe do akceptacji nowych środków nauczania. Postanowiono zbadać ten problem. Artykuł zawiera odpowiedź na pytanie jaki stosunek do metod e-nauczania panuje wśród nauczycieli akademickich, nie posiadających...
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Cross-border transmission line configuration influence on the electrical power and energy billing process
PublicationIn 2015 a connection between the Polish and Lithuanian power systems become fully operational. The connection consists of a 400 kV double circuit transmission line and a back-to-back HVDC substation located on the Lithuanian side. A magnetic couplings between the circuits of the transmission line cause that during power transmission a different values of active power losses are observed in both circuits. This situation may cause...
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Employment structure in individual enterprises in Poland in 2010-2014
Open Research DataIt is worth mentioning the role of micro, small and medium-sized enterprises in the labor market. The above-mentioned entities employ in total nearly 70% of all employees who work in the corporate sector. Micro enterprises play a decisive role in this respect, accounting for nearly 40% of all employees.Comparing the data contained in the table below...
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Security Evaluation of IT Systems Underlying Critical Networked Infrastructures
PublicationCritical infrastructures have become highly dependent on information and communication technology (ICT). The drawback of this situation is that the consequences of disturbances of the underlying ICT networks may be serious as cascading effects can occur. This raises a high demand for security assurance, with a high importance assigned to security evaluations. In this paper we present an experiment-centric approach for the characterisation...
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No-local-broadcasting theorem for multipartite quantum correlations
PublicationWe prove that the correlations present in a multipartite quantum state have an operational quantum character even if the state is unentangled, as long as it does not simply encode a multipartite classical probability distribution. Said quantumness is revealed by the new task of local broadcasting, i.e., of locally sharing preestablished correlations, which is feasible if and only if correlations are stricly classical. Our operational...
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Features of irregularity in examples of Polish multi-family architecture constructed in 2011–2021 and nominated for the Mies van der Rohe award
PublicationThis article is devoted to the analysis of contemporary Polish multi-family architecture in the context of aesthetic irregularity. The research was limited to constructions from 2011–2021 and nominated for the Mies van der Rohe award as the objects with the greatest potential impact on shaping further trends. In their research, the authors focused on searching for the features of irregularities, which, in their opinion, have become...
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Android OS: A Review
PublicationDue to the technological development, mobile terminals have evolved into functionally sophisticated devices such as smartphones and tablets. The Android platform has become one of the most popular operating system with millions of new users each year. Despite many studies, none have provided a comprehensive description of this operating system. In this paper we present a review of the Android OS. We describe the platforms history...
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Floating treatment wetland with Equisetum hyemale - performance in nutrients and potentially toxic elements removal
Open Research DataThis data set contains the results of a microcosm experiment with floating treatment wetlands (FTW) conducted under artificial conditions. The goal of this experiment was to determine the effect of stress factors (Pb, As, increased salinity) on the nutrient uptake capacity of Equisetum hyemale in FTW. The ability of E.hyemale to uptake Pb and As was...
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Floating treatment wetlands combined with microbial fuel cells (FTW-MFC) batch experiment: plant microscopy observations
Open Research DataThis data collection includes plant root microscope findings. Species chosen for observation: Iris pseudacorus (IP) and Phragmites australis (PA). The anatomical measurements were taken with an optical microscope (Delta Optical Genetic Pro with 3MP camera; Delta Optical, Poland) that had lens magnifications of 4x and 10x and an ocular magnification...
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Light microscopy observation of emergent macrophytes in floating treatment wetlands combined with microbial fuel cells (FTW-MFC): heavy metals loaded treatments
Open Research DataThis dataset presents the light microscope images of emergent plants (Phragmites australis and Iris pseudacorus) used in floating treatment wetlands combined with microbial fuel cells (FTW-MFC) systems for wastewater treatment and bioenergy generation.
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Simulation-Driven Antenna Modeling by Means of Response Features and Confined Domains of Reduced Dimensionality
PublicationIn recent years, the employment of full-wave electromagnetic (EM) simulation tools has become imperative in the antenna design mainly for reliability reasons. While the CPU cost of a single simulation is rarely an issue, the computational overhead associated with EM-driven tasks that require massive EM analyses may become a serious bottleneck. A widely used approach to lessen this cost is the employment of surrogate models, especially...
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Deep eutectic solvents with solid supports used in microextraction processes applied for endocrine-disrupting chemicals
PublicationThe determination of endocrine-disrupting chemicals (EDCs) has become one of the biggest challenges in Analytical Chemistry. Due to the low concentration of these compounds in different kinds of samples, it becomes necessary to employ efficient sample preparation methods and sensitive measurement techniques to achieve low limits of detection. This issue becomes even more struggling when the principles of the Green Analytical Chemistry...
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Nanomaterials for photothermal and photodynamic cancer therapy
PublicationIn recent years, the role of optically sensitive nanomaterials has become powerful moieties in therapeutic techniques and has become particularly emphasized. Currently, by the extraordinary development of nanomaterials in different fields of medicine, they have found new applications. Phototherapy modalities, such as photothermal therapy (PTT) by toxic heat generation and photodynamic therapy (PDT) by reactive oxygen species, are...
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Identification of 1H‐indene‐(1, 3, 5, 6)‐tetrol derivatives as potent pancreatic lipase inhibitors using molecular docking and molecular dynamics approach
PublicationPancreatic lipase is a potential therapeutic target to treat diet-induced obesity in humans, as obesity-related diseases continue to be a global problem. Despite intensive research on finding potential inhibitors, very few compounds have been introduced to clinical studies. In this work, new chemical scaffold 1H-indene-(1,3,5,6)-tetrol was proposed using knowledge-based approach, and 36 inhibitors were derived by modifying its...
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Thermal behaviour of ammonium vanadate nanocrystals
Open Research DataThe DataSet contains the thermal behavior of the ammonium vanadate nanostructures obtained by the hydrothermal method with different conditions. Thermogravimetric analysis (TG) was carried out under an argon atmosphere from 40C to 560C (with a heating rate of 10 C/min) using Netzsch STA 449 F1. The thermal behavior was also studied with mass spectrum...
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Thermal behaviour of commercial avaible NH4VO3
Open Research DataThe DataSet contains the results of the thermal behavior of the commercially available ammonium metavanadate (CAS 7803-55-6) under argon and nitrogen atmosphere. Thermogravimetric analysis (TG) was carried out under argon or nitrogen atmosphere from 40C to 560C (with a heating rate of 10 C/min) using Netzsch STA 449 F1. The thermal behavior was also...
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Thermal behaviour of NH4VO3 microcasketoids
Open Research DataThe DataSet contains the results of the thermal behavior of the ammonium metavanadate microcasketoids under argon and nitrogen atmosphere. Thermogravimetric analysis (TG) was carried out under argon or nitrogen atmosphere from 40C to 560C (with a heating rate of 10 C/min) using Netzsch STA 449 F1. The thermal behavior was also studied with mass spectrum...
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Thermal behaviour of NH4VO3 nanoflowers
Open Research DataThe DataSet contains the results of the thermal behavior of the ammonium metavanadate nanoflowers under argon and nitrogen atmosphere. Thermogravimetric analysis (TG) was carried out under argon or nitrogen atmosphere from 40C to 560C (with a heating rate of 10 C/min) using Netzsch STA 449 F1. The thermal behavior was also studied with mass spectrum...
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Thermal behaviour of NH4VO3 elongated microcrystals
Open Research DataThe DataSet contains the results of the thermal behavior of the ammonium metavanadate elongated microcrystals under argon and nitrogen atmosphere. Thermogravimetric analysis (TG) was carried out under argon or nitrogen atmosphere from 40C to 560C (with a heating rate of 10 C/min) using Netzsch STA 449 F1. The thermal behavior was also studied with mass...
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Thermal behaviour of NH4VO3 microflowers
Open Research DataThe DataSet contains the results of the thermal behavior of the ammonium metavanadate microflowers under argon and nitrogen atmosphere. Thermogravimetric analysis (TG) was carried out under argon or nitrogen atmosphere from 40C to 560C (with a heating rate of 10 C/min) using Netzsch STA 449 F1. The thermal behavior was also studied with mass spectrum...
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Influence of Thermal Imagery Resolution on Accuracy of Deep Learning based Face Recognition
PublicationHuman-system interactions frequently require a retrieval of the key context information about the user and the environment. Image processing techniques have been widely applied in this area, providing details about recognized objects, people and actions. Considering remote diagnostics solutions, e.g. non-contact vital signs estimation and smart home monitoring systems that utilize person’s identity, security is a very important factor....
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Convergence or divergence in the European Union
PublicationThe disparities in economic prosperity revealed both from inter-country and inter-region perspective are one of the main problem in the modern economy. They consist of the dispersion in the real values such as incomes, GDP or productivity, but also nominal values such as prices and costs. The European Union is aware of this problem hence the role of the regional and structural policy aiming enhancing the cohesion between member...
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IDENTIFICATION AND COMPARATIVE ANALYSIS OF FACTORS INFLUENCING ROAD SAFETY IN US REGIONS AND IN POLISH VOIVODESHIPS
PublicationAnalyses of road safety at national level have been run for many years and large number of publications concerning them appeared so far. How interdisciplinary the issue is, has been shown by literature studies done by the author of the paper. It appears that economists, mathematicians, doctors as well as engineers have studied the issue. It is not an easy one, as results of many analyses lead to conflicting conclusions and...
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Impact of abiotic stressors on nutrient removal and rhizomicrobiome composition in floating treatment wetland with Equisetum hyemale
PublicationFloating treatment wetlands (FTW) are receiving growing interest as a phyto-technology. However, there are significant research gaps regarding the actual role of plant species and plant-microbiome interactions. In this study, the nutrient uptake of Equisetum hyemale was examined in FTW microcosms under the influence of abiotic stressors: As (3 mg/L) and Pb (3 mg/L) as well as Cl− (300 and 800 mg/L) in reference to a control during...
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The UK's banking system as financial hub for Islamic banking
PublicationThis paper examines the phenomenon of London as "the Islamic banking hub". It contends that London has become not only an international centre for Islamic finance, but also that there is big interest and demand for Islamic banking products. The authors are also positive that Islamic banking may be a certain solution for the problems that Europe has been suffering since 2007 when the global debt crisis started. Our intention is...
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Mobile operators at war: opinion mining and sentiment analysis on social media
PublicationConsidering 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...