Questions tagged [noisification]
4 questions
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Real time noise removal using Savitzky-Golay Method
I would like to ask if Savitzky-Golay can be implemented on real-time data.
I have used it on a fixed array size, but would like to extend it to output values for real-time sensor data. Can anyone refer me to appropriate implementation or hint…
Abdullah Nazir
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Noisification of categorical data proportions for privacy-preservation
Imagine I'm conducting an ongoing poll asking people's favourite animal out of a list of animals, [cat, dog, penguin, chimpanzee, ...] etc.
I want to provide an interface that lets people query this poll data to see the relative popularity of each…
R Hill
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How to remove spurious data points recorded in a measurement? How to improve the result obtained using a Savitzky-Golay filter?
The following two figures show raw data and filtered data recorded in a measurement. I have used SciPy's Savizky-Golay filter with window_length = 6 and polyorder of 3 to obtain the second plot. One can see, that the filtration has distorted the…
Subhadeep Bej
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Data augmentation for recommendation systems
I have a user-item matrix that I use to train a denoising autoencoder to predict the top-k items to recommend to the different users.
The idea is to corrupt the matrix by erasing a percentage p of the items that each users bought and train the…
shamalaia
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