Saeid Rashidi

13 Questions 1 Answers 0 Followers

Questions related from Saeid Rashidi

Do you have any suggestions for MATLAB code for fractional wavelet transform?

Although the FRFT has a number of unique properties, it cannot obtain information about local properties of the signal. In addition, the drawback of the short-time FRFT is that its time- and...

27 June 2021 7,267 2 View

What are the advantages and disadvantages of fractional S transform versus fractional Fourier transform?

Fractional transforms not only enhance the overall signal processing applications but also improved the efficacy of systems.

05 January 2021 8,586 4 View

Please a python code for estimation of Lyapunov exponent?

One of the most striking features for deterministic chaotic systems is the limited predictability (or unpredictability) of the future evolution of the system, despite the determinism of the...

13 August 2020 6,909 3 View

Which algorithm (Sobel, Perwitt, Roberts, Canny and LOG algorithm) is more capable of finding noisy image edges?

The edge detection algorithms are designed to respond to sharp edges which can be caused by noisy pixels. In image analysis edge detection plays an important role and it is one of the traditional...

06 August 2020 2,680 1 View

Which normalization algorithm (min–max, z-score, andtanh normalization) has the highest score in correct time series similarity?

Although information fusion in a multimodal system can be performed at various levels, integration at the matching score level is the most common approach due to the ease in accessing andcombining...

06 August 2020 2,675 0 View

What algorithm is better than the DTW algorithm to show the similarity of time series?

Dynamic Time Warping (DTW) is one of the important distance measures for time series, however, the exact calculation of DTW has become a bottleneck.

05 August 2020 4,936 1 View

What is the application of fractional differential equations in medical image processing?

Fractional calculus is an important branch of mathematical analysis, but it is seldom known by engineering scholars. Applying it to the latest signal processing, especially to image processing, is...

31 July 2020 331 3 View

What are Fractional Auto Regressive Integrated Moving Average (FARIMA) models?

The FARIMA family of models is a generalization of the ARIMA models which in turn constitute an extension of the ARMA models.

25 May 2020 1,083 0 View

What is the best way of Evaluation Performance for Multiclass Data?

For classification problems, classifier performance is typically defined according to the confusion matrix associated with the classifier. Based on the entries of the matrix, it is possible to...

20 May 2020 3,613 4 View

What are the differences between Fractional Fourier Transform and Wavelet?

The Fourier transform does not give information about the local time–frequency characteristics of the signal which are especially important in the context of nonstationary signal analysis. Various...

20 May 2020 946 8 View

What are the public biosignals (ECG, etc) datasets of COVID-19 patients?

I am researching QOVI-19 and need a database that contains biosignal data such as electrocardiograms. Is there any dataset?

13 May 2020 9,458 3 View

Best EEG dataset for sleep stage classification?

I am looking for a best dataset with signals of EEG that is used for sleep stage classification.

13 May 2020 6,074 3 View

Where can I find a dataset (image) about Coronavirus?

I'm interested in processing images(CT) of patients with Corona virus

17 April 2020 9,540 3 View