Results 11 to 20 of about 17,540,816 (185)

Time-frequency analysis on gong timor music using short-time fourier transform and continuous wavelet transform [PDF]

open access: yesIJAIN (International Journal of Advances in Intelligent Informatics), 2017
Time-Frequency Analysis on Gong Timor Music has an important role in the application of signal-processing music such as tone tracking and music transcription or music signal notation.
Yovinia Carmeneja Hoar Siki   +1 more
doaj   +2 more sources

Penerapan Metode Short Time Fourier Transform (STFT) dalam Menentukan Frekuensi Dasar Alat Musik Talempong Minangkabau [PDF]

open access: yesJurnal Fisika Unand
Talempong merupakan salah satu alat musik tradisional Minangkabau. Alat musik talempong merupakan alat musik yang sering dijumpai pada acara-acara adat. Pada Penelitian ini telah dilakukan penentuan frekuensi dasar alat musik talempong dengan menggunakan metode Short Time Fourier Transform (STFT).
Fachri Hernanda, Meqorry Yusfi
openaire   +2 more sources

A Rapid Method to Rank Sound Sources in a Reverberant Environment [PDF]

open access: yesSensors
Sound generated by an engine is one of the major contributors to an automobile’s overall sound pressure level (SPL). During its development, the engine’s SPL is monitored frequently for compliance.
Lakshmikanthan Chinnasamy   +1 more
doaj   +2 more sources

LIGO Core-Collapse Supernova Detection Using Convolutional Neural Networks [PDF]

open access: yesSensors
Core-collapse supernovae (CCSNe) remain a critical focus in the search for gravitational waves in modern astronomy. Their detection and subsequent analysis will enhance our understanding of the explosion mechanisms in massive stars.
Zhicheng Pan   +3 more
doaj   +2 more sources

Fully-automated identification of fish species based on otolith contour: using short-time Fourier transform and discriminant analysis (STFT-DA)

open access: yesPeerJ, 2015
Background. Fish species may be identified based on their unique otolith shape or contour. Several pattern recognition methods have been proposed to classify fish species through morphological features of the otolith contours.
Salimi, Nima   +3 more
openaire   +4 more sources

Radar matched filtering using the fractional fourier transform [PDF]

open access: yes, 2010
-A matched filter is the optimal linear filter for maximizing the signal to noise ratio (SNR) in the presence of additive noise. Matched filters are commonly used in radar systems where the transmitted signal is known and may be used as a replica to be ...
Clemente, Carmine   +2 more
core   +4 more sources

The Influence of Vehicle Tyres Pressure on the Suspension System Response by Applying the Time-Frequency Approach [PDF]

open access: yes, 2013
Maintaining correct inflation pressure in tires helps to keep vehicle handling, passenger comfort and braking at its best, as well as improving fuel efficiency and tire life. Therefore it is very important that the tires are correctly inflated.
Gu, Fengshou   +5 more
core   +3 more sources

Window Functions With Minimum-Sidelobe Derivatives for Computing Instantaneous Frequency

open access: yesIEEE Access, 2022
In the field of nonstationary signal analysis and processing, the short-time Fourier transform (STFT) is frequently used to convert signals into the time-frequency domain.
Tsubasa Kusano   +2 more
doaj   +1 more source

Exploration of Effective Time-Velocity Distribution for Doppler-Radar-Based Personal Gait Identification Using Deep Learning

open access: yesSensors, 2023
Personal identification based on radar gait measurement is an important application of biometric technology because it enables remote and continuous identification of people, irrespective of the lighting conditions and subjects’ outfits.
Keitaro Shioiri, Kenshi Saho
doaj   +1 more source

Power System Dynamic Frequency Measurement Based on Novel Interpolated STFT Algorithm

open access: yesAdvances in Electrical and Electronic Engineering, 2017
As the product of time and frequency resolution of the Short-Time Fourier Transform (STFT) constant, the dynamic frequency measurement accuracy provided by the STFT is reduced under asynchronous sampling.
Junhao Zhang   +4 more
doaj   +1 more source

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