Search results for: PAYMENT INSTRUMENTS

• Energy Losses Due to Imperfect Payment Infrastructure and Payment Instruments

  Publication

  • O. Melnychenko

  - ENERGIES - Year 2021

  One of the strategic objectives of the European Union is a reduction in greenhouse gas emissions and improvement of energy efficiency by at least 32.5% in different areas of the economy by 2030. However, little is known about the impact of payment in retail on energy consumption. The purpose of this paper is to assess the chain of losses of time and energy, and therefore financial losses, that occur due to the imperfection of payment...

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• Activity-based payments: alternative (anonymous) online payment model

  Publication

  • R. Leszczyna

  - International Journal of Information Security - Year 2024

  Electronic payments are the cornerstone of web-based commerce. A steady decrease in cash usage has been observed, while various digital payment technologies are taking over. They process sensitive personal information raising concerns about its potentially illicit usage. Several payment models that confront this challenge have been proposed. They offer varying levels of anonymity and readiness for adoption. The aim of this study...

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• Instruments

  Journals

  eISSN: 2410-390X

• Derivative Instruments Dedicated for Agricultural Commodity Entities in Poland = Instrumenty pochodne stosowane na rynku rolnym w Polsce

  Publication

  • P. Giruć

  - Annales Universitatis Mariae Curie-Skłodowska, Sectio H Oeconomia - Year 2016

  Celem badań, których wyniki zostały przedstawione w pracy, było określenie, jaki wpływ mają zastosowane instrumenty pochodne na wyniki finansowe przedsiębiorstwa handlowego w obrocie zbożem. Artykuł składa się z dwóch części. W pierwszej przybliżono zagadnienia dotyczące wykorzystania instrumentów pochodnych na rynku rolnym w Polsce. Druga część zawiera wyniki badań dotyczących możliwości wykorzystania zabezpieczenia ceny transakcji...

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• REVIEW OF SCIENTIFIC INSTRUMENTS

  Journals

  ISSN: 0034-6748 , eISSN: 1089-7623

• Seismic Instruments

  Journals

  ISSN: 0747-9239 , eISSN: 1934-7871

• Musical Instrument Separation Applied to Music Genre Classification . Separacja instrumentów muzycznych w zastosowaniu do rozpoznawania gatunków muzycznych

  Publication

  • A. Rosner
  • B. Kostek

  - Year 2015

  This paper outlines first issues related to music genre classification and a short description of algorithms used for musical instrument separation. Also, the paper presents proposed optimization of the feature vectors used for music genre recognition. Then, the ability of decision algorithms to properly recognize music genres is discussed based on two databases. In addition, results are cited for another database with regard to...

• Automatic music genre classification based on musical instrument track separation / Automatyczna klasyfikacja gatunku muzycznego wykorzystująca algorytm separacji dźwięku instrumentó muzycznych

  Publication

  • A. Rosner
  • B. Kostek

  - JOURNAL OF INTELLIGENT INFORMATION SYSTEMS - Year 2018

  The aim of this article is to investigate whether separating music tracks at the pre-processing phase and extending feature vector by parameters related to the specific musical instruments that are characteristic for the given musical genre allow for efficient automatic musical genre classification in case of database containing thousands of music excerpts and a dozen of genres. Results of extensive experiments show that the approach...

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• Walutowe instrumenty pochodne.

  Publication

  • K. Zawadzki

  - Year 2004

  Celem artykułu jest przegląd znajdujących się w obrocie derywatów opierających się na aktywach rynku walutowego.

• Internet payment methods in Poland

  Publication

  • J. Wachowicz
  • M. Sipowicz

  - Year 2006

  In this chapter authors intended to describe wide range of aspects of the Internet payment systems. At the beginning there is briefly shown their evolution and features required for the effective payment system. Data on the popularity of different payment systems in Internet transactions links this section with description of the current state of payment systems available in Poland.