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Preprocess sound for voice recognition in Pocket Sphinx on Raspberry Pi 3

Preprocess sound for voice recognition in Pocket Sphinx on Raspberry Pi 3
  1. Why is my speech recognition not working in Python?

Why is my speech recognition not working in Python?

As error also says, you must install the pyaudio module; because microphone input requires it. You can easily install it by typing pip install PyAudio to your terminal window.

Power For a real-world system of oscillating mechanical components, what kinds of frequencies should I seek in DFT?
For a real-world system of oscillating mechanical components, what kinds of frequencies should I seek in DFT?
How do you calculate power spectral density from FFT?Why is FFT needed?What does the amplitude of FFT mean?What is power spectrum analysis? How do y...
Signal Reconstructing an undersampled signal by cutting off at the signal's maximum frequency
Reconstructing an undersampled signal by cutting off at the signal's maximum frequency
How do you reconstruct a signal from its samples?What is the minimum sample frequency needed to reconstruct an analog signal?What happens if sampling...
Phase Why does an FFT-based filter change phase?
Why does an FFT-based filter change phase?
Do filters cause phase shift?Does FFT give phase?How does FFT filter work?What is FFT phase spectrum? Do filters cause phase shift?Filters, however,...