Berapa banyak sel LSTM yang harus saya gunakan?

Apakah ada aturan praktis (atau aturan aktual) yang berkaitan dengan jumlah sel LSTM minimum, maksimum, dan "wajar" yang harus saya gunakan? Secara khusus saya berhubungan dengan BasicLSTMCell dari TensorFlow dan num_unitsproperti. Harap asumsikan bahwa saya memiliki masalah klasifikasi yang...

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