| import numpy as np
|
| import pickle
|
| import copy
|
|
|
| def get_time(s):
|
| s=s.split()[-1]
|
| s=s.split(":")
|
| h=float(s[0])
|
| m=float(s[1])
|
| t=float(s[2])
|
| total=h*3600+m*60+t
|
| return h,m,t,total
|
|
|
| gap=1
|
| length=gap*100
|
| pad=[-1000]*52
|
| action_list=[]
|
| people_list=[]
|
| timestamp=[]
|
| magnitudes=[]
|
| phases=[]
|
| loacl_gap=10000
|
|
|
|
|
| with open("./csi_data.pkl", 'rb') as f:
|
| csi = pickle.load(f)
|
|
|
| for data in csi:
|
| csi_time=data['csi_time']
|
| local_time=data['csi_local_time']
|
| magnitude=data['magnitude']
|
| phase=data['phase']
|
| people=data['people_num']
|
| action=people
|
| start_time=None
|
| last_local=None
|
| current_magnitude=[]
|
| current_phase=[]
|
| current_timestamp=[]
|
| for i in range(len(csi_time)):
|
| _, _, _, current_time = get_time(csi_time[i])
|
| if start_time is None or current_time-start_time>gap:
|
| if start_time is not None:
|
| if len(current_magnitude)>=length:
|
| current_magnitude=current_magnitude[:length]
|
| current_phase=current_phase[:length]
|
| current_timestamp=current_timestamp[:length]
|
| else:
|
| add=length-len(current_magnitude)
|
| delta=(current_timestamp[0]+length*loacl_gap-current_timestamp[-1])/add
|
| for j in range(add):
|
| current_magnitude.append(pad)
|
| current_phase.append(pad)
|
| current_timestamp.append(current_timestamp[-1]+delta)
|
| magnitudes.append(copy.deepcopy(current_magnitude))
|
| phases.append(copy.deepcopy(current_phase))
|
| timestamp.append(copy.deepcopy(current_timestamp))
|
| action_list.append(action)
|
| people_list.append(people)
|
| current_magnitude = []
|
| current_phase = []
|
| current_timestamp = []
|
| start_time=current_time
|
| last_local=local_time[i]
|
| current_magnitude.append(magnitude[i])
|
| current_phase.append(phase[i])
|
| current_timestamp.append(local_time[i])
|
| else:
|
| local = local_time[i]
|
| num=round((local-last_local-loacl_gap)/loacl_gap)
|
| if num>0:
|
| delta=(local-last_local)/(num+1)
|
| for j in range(num):
|
| current_magnitude.append(pad)
|
| current_phase.append(pad)
|
| current_timestamp.append(current_timestamp[-1] + delta)
|
| current_magnitude.append(magnitude[i])
|
| current_phase.append(phase[i])
|
| current_timestamp.append(local_time[i])
|
| last_local=local
|
|
|
|
|
| action_list=np.array(action_list)
|
| people_list=np.array(people_list)
|
| timestamp=np.array(timestamp)
|
| magnitudes=np.array(magnitudes)
|
| phases=np.array(phases)
|
| print(action_list.shape)
|
| print(people_list.shape)
|
| print(timestamp.shape)
|
| print(magnitudes.shape)
|
| print(phases.shape)
|
| np.save("./magnitude.npy", np.array(magnitudes))
|
| np.save("./phase.npy", np.array(phases))
|
| np.save("./action.npy", np.array(action_list))
|
| np.save("./people.npy", np.array(people_list))
|
| np.save("./timestamp.npy", np.array(timestamp))
|
|
|
