Sreehari R questions

• Keras ValueError: ValueError: Error when checking target: expected dense_4 to have shape (None, 2) but got array with shape (2592, 1) Python3
• sklearn dimensionality issues "Found array with dim 3. Estimator expected <= 2"
• Optimizing the Architecture of a CNN Using Keras in Python3
• How to convert a 24-bit wav file to 16 or 32 bit files in python3
• How to convert a .wav file to a spectrogram in python3

Sreehari R answers