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Wyszukujesz frazę "audio information" wg kryterium: Wszystkie pola


Wyświetlanie 1-2 z 2
Tytuł:
Songs Recognition Using Audio Information Fusion
Autorzy:
Biernacki, P.
Powiązania:
https://bibliotekanauki.pl/articles/227226.pdf
Data publikacji:
2015
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
acoustic identification
signal parametrization
information fusion
Schur coefficients
Bayes' rule
Opis:
The article presents information fusion approach for song classification with use of acoustic signal. Many acoustic features can contribute to correct identification of a song. Taking into consideration only one set of features may result in omission of relevant information. It is possible to improve the accuracy of identification process by means of the information fusion technique, in which various aspects of acoustic fingerprint are taken into consideration. Two sets of signal features were distinguished: one were based on frequency analysis (harmonic elements) and the other were based on multidimensional correlation ratios. An identification of a commercial was made with use of SVM and k-NN classifiers. The music audio signal database was used for assessing the effectiveness of the proposed solution. Results show an improved effectiveness of identification in relation to applying only one set of song features.
Źródło:
International Journal of Electronics and Telecommunications; 2015, 61, 1; 37-41
2300-1933
Pojawia się w:
International Journal of Electronics and Telecommunications
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Steganography in Audio Files: COTS Software Analysis
Autorzy:
Marszałek, Piotr
Bilski, Piotr
Powiązania:
https://bibliotekanauki.pl/articles/2201248.pdf
Data publikacji:
2023
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
steganography
audio
information hiding
steganalysis
encryption
compression
cybersecurity
cyberspace
embedding
information security
privacy
signal plane
non-signal plane
Opis:
The paper presents the analysis of the Commercial Off-The-Shelf (COTS) software regarding the ability to be used in audio steganography techniques. Such methods are a relatively new tool for hiding and transmitting crucial information, also being used by hackers. In the following work, the publicly available software dedicated to audio steganography is examined. The aim was to provide the general operating model of the information processing in the steganographic effort. The embedding method was analyzed for each application, providing interesting insights and allowing classifying the methods. The results prove that it is possible to detect the hidden message within the specific audio file and identify the technique that was used to create it. This may be exploited further during the hacking attack detection and prevention.
Źródło:
International Journal of Electronics and Telecommunications; 2023, 69, 1; 121--126
2300-1933
Pojawia się w:
International Journal of Electronics and Telecommunications
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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