In the article efficiency of DCT-based filters for a wide-class of images is investigated. The study is carried out for additive white Gaussian noise (AWGN) case with several intensity levels. Local DCT-based filter is used as basic denoising technique.

Examination of the importance of the hotel business in the cultural, social and economic spheres of the world. The issue of saving the hotel business in the period of global crises. Management of service institutions during the Covid-19 pandemic.

Study of ethics norms from which virtues and vices, permissions and prohibitions are derived. Determination of the degree of riskiness of doxastic strategies of individual and collective agents. An epistemic assessment of a person's faith and beliefs.

The study of the design strategy of the metro station, which, considered as an artifact, takes part in programs related to the socio-cultural areas of the city. Re-establishing a connection with the socio-cultural area between the Han River and space.

The problem of identifying cultural values. Development of methods and models for organizing and processing data and knowledge in an intelligent decision support system for identifying cultural values, prospects and ways of researching this subject area.

The basics of cryptography: encryption and decryption, its classification, as well as explanations the terminology and technology you will encounter as you use PGP products. Understanding digital signature, passphrase, key splitting and technical details.

Higher-level programming language (commonly C, C++, or java) and familiarity with the fundamentals of data structures and algorithms. The study of the theory of computation. A hierarchy of formal language and automata. Limits of algorithmic computation.

The main components of the United States economy. An analysis of her "business cycles". The role of government in the management of economic processes. From small business to the corporation. Stocks, commodities and markets. Monetary and fiscal policy.

Problem of integration in Europe from the internal and external perspective of a young woman from a country whose culture and history are deeply intertwined with Europe’s, but are exotic enough to represent the cultural other in eyes of every European.

The problem of identification of paints according to the commodity nomenclature of foreign economic activity. Chemical composition are received, structures, and other organoleptic, physical and chemical parameters of production of paints and varnishes.

The essence of the concept of "ethnocultural stereotype". Familiarity with the main features of the image of national culture in stereotypes. Ethnocultural gaps as basic elements of the national specificity of the linguistic and cultural community.

New opportunities and difficulties in the agro-trading of the Visegrad Four after joining the EU in 2004. The abolition of customs duties and a number of other trade barriers. Changes in trade processes in the context of "expansion to the east".

Research stimulated by the financial crisis: understanding the role of financial market frictions. Interactions between the real and financial economy. Methods and application for dynamic equilibrium models. Extending the monopolistic competition models.

Small animal models of osteoarthritis are suitable for preclinical investigations of OA pathogenesis: its genetic and molecular mechanisms; large animal allow to investigate biomechanical changes of the joint and to provide intraarticular interventions.

Analysis of the application of restorative justice to minors in foreign countries. The goal of restorative justice is to ensure and protect the rights of minors who have committed a criminal offense through a waiver of charges or a reduced sentence.

Research of the main sources of electricity production, as well as their advantages and disadvantages. Characteristics of prospects for the development of solar power plants. Consideration of the main types and methods of installation of stations.

Assistive computer programs as one of the most invaluable technologies for people who are blind or visually impaired. In this article, research publications related to software designed to assist people with visual impairments are reviewed and analyzed.

Assistive computer programs are one of the most invaluable technologies for people who are blind: category of inclusive software can be effectively utilized for both educational purposes, enabling its users to work with windowed graphical user interfaces.

A comprehensive study of complex adjectives for human character, which are combined into a corresponding lexical microsystem. Definition of the term "complex word". Semantics of complex lexical constructions belonging to the human character microsystem.

Analyzed and studied the stories of Korean literature and its relationship with folk art. Noted that in the Middle Ages Korea became a place for a combination of many eastern cultures, entering into economic and cultural contacts with other peoples.

The comparative analysis of the microstructure, phase and chemical composition of the experimental alloys of the Fe-W type with the standardized grade ferrotungsten. The feasibility of using Fe-W for the manufacture high tungsten materials based on iron.

An analysis of digitalization or switching to a digital economy based on digital computer technology. The main trends affecting the development of e-business in the world economy. Positive results from the development of e-business for the economy.

Methodological approaches to the analysis of the financial condition of the agricultural holding of Ukraine and the determination of its financial efficiency in order to ensure their sustainable development. The ratio of profitability and liquidity.

Regression analysis of panel data, which was performed using GRETL software, was chosen as the main research method for analyzing the impact of determinants on financial performance indicators. Features of using four different dependent variables.

Conceptual approaches of determining the economic essence of the concept of investment attractiveness of the enterprise are investigated. The advantages and main disadvantages of the existing concepts of the investment attractiveness are identified.

Analysis of foreign experience of legal regulation of the formation, management and servicing of government debt obligations. Optimization of Ukrainian debt policy. The mechanism of solving the problems of external and internal public debt in Ukraine.

The reasons for the increasing influence of government debt obligations on monetary relations. Experience of countries with a high level of development of market relations in the field of legal and institutional support for the regulation of public debt.

The consequences of the collapse of the Soviet Union, whose influence in Nigeria and West Africa declined sharply. Diplomatic theory as an essential tool for tracking existing diplomatic relations between the two great states of Nigeria and Russia.

Production of all types of products using material resources. The need to reduce production costs. Conditions for the implementation of the program for the production and sale of products. Analysis of indicators of the efficiency of the use of resources.

Analysis of the innovative activity of industrial enterprises in Ukraine and, particularly, in Lviv region in 2011–2012. Determined of the main factors affecting the state of innovative activities that has recently shaped in the Ukrainian economy.