find time shift between two similar waveforms Finding Time Shift Between Two Similar Waveforms When analyzing signals in various fields like electronics communications and audio processing understanding the 3 min read 08-10-2024 9
How do I perform a convolution in python with a variable-width Gaussian? Smoothing with Style Performing Variable Width Gaussian Convolution in Python Convolution is a fundamental operation in image processing and signal analysis oft 3 min read 07-10-2024 7
Time frequency spectrogram in Python Unveiling Hidden Patterns A Guide to Time Frequency Spectrograms in Python Have you ever wondered what lies beneath the surface of an audio signal or a complex 2 min read 07-10-2024 5
Python equivalent of Matlab's resample() Resampling Signals in Python A Guide to Replicating Matlabs resample Resampling is a fundamental signal processing technique used to change the sampling rate of 2 min read 07-10-2024 7
Can I convert spectrograms generated with librosa back to audio? From Sound to Image and Back Reconstructing Audio from Spectrograms with Librosa Have you ever wondered if you could reverse the process of transforming audio i 2 min read 06-10-2024 13
Terminology for different types of Qualcomm DSPs Demystifying Qualcomm DSPs A Comprehensive Guide to Terminology Qualcomms Digital Signal Processors DSPs are essential components in a wide range of devices fro 2 min read 06-10-2024 8
How to remove motion blur from a given image in frequency domain (deconvolution)? How to Remove Motion Blur from an Image Using Frequency Domain Deconvolution Motion blur is a common issue in photography often resulting from the camera moveme 3 min read 30-09-2024 10
How to reconstruct periodic signal from numpy.fft.fft using sines, cosines, and a Fourier design matrix? How to Reconstruct a Periodic Signal Using Numpys FFT with Sines Cosines and a Fourier Design Matrix Reconstructing a periodic signal from its frequency compone 3 min read 30-09-2024 9
Efficient binning in numpy with fancy indexing Efficient Binning in Num Py with Fancy Indexing Binning is a fundamental data processing technique that allows us to group a set of values into discrete interva 2 min read 24-09-2024 30
Unexpected horizontal line in discrete inverse Fourier transform of Gaussian function with odd number of samples Understanding the Unexpected Horizontal Line in the Discrete Inverse Fourier Transform of a Gaussian Function with Odd Samples When analyzing the discrete inver 3 min read 21-09-2024 13
Algorithm to compute the phase difference of two digital signals Algorithm to Compute the Phase Difference of Two Digital Signals Understanding the phase difference between two digital signals is essential in various fields s 2 min read 21-09-2024 17
Confused by the inputs of scipy.signal.ShortTimeFFT Understanding the Inputs of scipy signal Short Time FFT The scipy signal Short Time FFT function is a powerful tool in the Sci Py library that allows for time f 2 min read 20-09-2024 19
np.fft.rfft outputs confusing result of a frequency-mixed AM wave Understanding the Confusing Output of np fft rfft in Frequency Mixed AM Waves When working with signals and their Fourier transforms you may encounter unexpecte 3 min read 19-09-2024 12
How to avoid a nan loss (from the first iteration) and gradients being None? How to Avoid Na N Losses and None Gradients in Neural Networks In the realm of deep learning one common challenge that developers face is encountering Na N Not 3 min read 19-09-2024 16
How to find threshold value and which wavelet family to use for low pass filter signal? Demystifying Wavelet Thresholding for Low Pass Filtering A Practical Guide Wavelet transforms are powerful tools for signal processing offering a way to analyze 3 min read 05-09-2024 21
Efficient way of copying between std::complex vector and Intel IPP complex array Boosting Performance Efficiently Copying Between std complex Vectors and Intel IPP Complex Arrays When working with complex numbers in performance critical appl 2 min read 04-09-2024 18
Installing the BASS audio library into a Swift Xcode Project (Mac & iOS) Harnessing the Power of BASS Integrating the C Audio Library into Your Swift Xcode Project The BASS audio library developed by un4seen com offers a compelling a 3 min read 03-09-2024 21
Plotting a chirp square signal in python Generating and Plotting Chirp Square Signals in Python A Comprehensive Guide Chirp signals characterized by their linearly changing frequency over time are ubiq 3 min read 01-09-2024 26
CPM Modulation and Demodulation, How to find the sampling rate to find the Power spectral density of the modulated signal? Demystifying CPM Modulation Finding the Sampling Rate for PSD Analysis Continuous Phase Modulation CPM is a powerful modulation technique widely used in digital 3 min read 31-08-2024 22
Problem with barcode detection zbar python Tackling Troublesome Barcodes A Guide to Zbar Python Barcode Detection Issues Barcode recognition is a staple of many applications and Pythons Zbar library offe 2 min read 30-08-2024 40
check if image has "out of focus" blur or "motion blur" problem Detecting Image Blur Motion vs Out of Focus Are you working with a large dataset of images and need to automatically identify which ones have blur issues Distin 3 min read 30-08-2024 28
Digital Signal Processing with Gnuradio - output signals differs from input signal without any modification done Understanding Signal Distortion in GNU Radio A Case Study This article delves into a common issue encountered by GNU Radio users unexpected signal distortion ev 3 min read 30-08-2024 20
Suggestion for a different method of bandpass filtering.`fftfilt` not working properly Faster and More Accurate Bandpass Filtering for Vibration Data Filtering vibration data is a common task in signal processing especially for analyzing specific 2 min read 29-08-2024 17
MATLAB signal processing: knowing order of FIR filter to be designed Determining the Order of an FIR Filter A Practical Guide Designing an FIR filter often requires knowing the necessary order to achieve desired frequency respons 3 min read 29-08-2024 23
Dimension seems to be off for vDSP.convolve Understanding Convolution Dimensions in v DSP convolve When performing convolution operations understanding the resulting output dimensions is crucial This arti 2 min read 29-08-2024 32