Update: chap1-3.py

Update: chap1-3.py

Create: chap2.ipynb, chap4.ipynb, chap3.ipynb

update: chap1-3.py

create: feature_time_48k_2048_load_1_noisy_categorical_label_encoded_with_condition.csv, feature_time_48k_2048_load_1.csv

delete: chap1.py

create: chap1-11.py, chap1-10.py, chap1-9.py, chap1-8.py, chap1-7.py, chap1-6.py, chap1-5.py, chap1-4.py, chap1-3.py, chap1-2.py, chap1-1.py, chap1-0.py

create: chap1.py