Welcome to the Ultimate Tennis W35 Reims France Experience
Immerse yourself in the world of tennis with our dedicated coverage of the W35 Reims France. This guide offers you daily updates on fresh matches, expert betting predictions, and in-depth analysis to enhance your viewing experience. Whether you are a seasoned fan or new to the sport, our content is crafted to keep you informed and engaged.
Stay ahead with our expert insights and predictions that help you make informed decisions on your bets. Our team of analysts provides comprehensive reviews of each match, player statistics, and potential outcomes. Join us as we explore the exciting world of tennis at W35 Reims France.
Daily Match Updates
Every day brings new excitement with fresh matches at W35 Reims France. Our platform ensures you receive the latest updates on match schedules, results, and player performances. Stay connected with real-time notifications and detailed match reports that capture every moment of the action.
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Tournament Insights
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Your Guide to Mastering Tennis Predictions
Becoming proficient in tennis predictions involves more than just following matches; it requires a deep understanding of various factors influencing game outcomes. Our comprehensive guide equips you with the knowledge needed to refine your prediction skills effectively.
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<|repo_name|>AlaaQasem/EEG-Based-Automatic-Sleep-Stage-Classification<|file_sep|>/README.md
# EEG-Based-Automatic-Sleep-Stage-Classification
EEG-Based Automatic Sleep Stage Classification Using CNN <|file_sep|># -*- coding: utf-8 -*-
"""
Created on Thu Oct 18 16:06:05 2018 @author: Alaa
""" import numpy as np
from scipy import signal
import matplotlib.pyplot as plt
from scipy.fftpack import fft def butter_bandpass(lowcut=0.5 ,highcut=30., fs=100., order=5):
nyq = fs / 2.
low = lowcut / nyq
high = highcut / nyq
b,a = signal.butter(order,[low ,high], btype='band')
return b,a def butter_bandpass_filter(data ,lowcut=0.5 ,highcut=30., fs=100., order=5):
b,a = butter_bandpass(lowcut ,highcut , fs , order)
y = signal.lfilter(b,a,data)
return y def plot_psd (x , Fs):
NFFT = len(x)
fig,(ax1 , ax2) = plt.subplots(1 ,2)
# compute FFT
Y = np.abs(fft(x))
# compute frequency bins
xf = np.linspace(0.0 , Fs/2.0 ,(NFFT//2))
# ax1 - PSD plot
ax1.plot(xf , Y[:NFFT//2])
ax1.set_xlabel('Frequency (Hz)')
ax1.set_ylabel('|Y(freq)|')
ax1.set_title('PSD')
# ax2 - spectrogram plot
Pxx , freqs , bins , im = ax2.specgram(x,NFFT=NFFT,Fs=Fs,noverlap=int(NFFT/8))
ax2.set_xlabel('Time(s)')
ax2.set_ylabel('Frequency (Hz)')
ax2.set_title('Spectrogram')
# show plots
#plt.tight_layout()
#plt.show() def bandpower (sig , fs , fmin=None , fmax=None): if fmax == None:
fmax = fs/2 if fmin == None:
fmin = fmax/4 idx_fmin = np.where(np.logical_and(sig.times >= fmin,sig.times <=fmax))[0][0]
idx_fmax = np.where(np.logical_and(sig.times >= fmin,sig.times <=fmax))[0][-1] bp = np.mean(sig.data[:,idx_fmin:idx_fmax])
return bp def compute_feats (sig): # number of segments
N_seg = int(np.ceil(sig.shape[1]/(sig.sampling_rate*30)))
feats=np.zeros((6,N_seg))
for i in range(N_seg):
start = i*30*sig.sampling_rate
stop =(i+1)*30*sig.sampling_rate
sig_seg=sig.data[:,start:stop]
feats[0,i] = bandpower(sig_seg,sig.sampling_rate,fmin=0.5,fmax=4)
feats[1,i] = bandpower(sig_seg,sig.sampling_rate,fmin=4,fmax=8)
feats[2,i] = bandpower(sig_seg,sig.sampling_rate,fmin=8,fmax=13)
feats[3,i] = bandpower(sig_seg,sig.sampling_rate,fmin=13,fmax=30)
feats[4,i] = np.sqrt(np.var(sig_seg))
feats[5,i] = np.mean(np.abs(sig_seg))
return feats<|repo_name|>AlaaQasem/EEG-Based-Automatic-Sleep-Stage-Classification<|file_sep|>/stage_classif.py
# -*- coding: utf-8 -*-
"""
Created on Tue Oct 23 22:33:36 2018 @author: Alaa
""" import os
import mne
import numpy as np
import pandas as pd
from scipy import signal
from scipy.fftpack import fft
from sklearn import svm
from sklearn.model_selection import StratifiedKFold
from sklearn.metrics import confusion_matrix
from sklearn.metrics import classification_report
from sklearn.preprocessing import StandardScaler data_dir='D:\Dissertation\dataset\' def load_data (subject_id):
subject_dir=os.path.join(data_dir,str(subject_id))
X=[];y=[];X_raw=[];X_raw_ch=[];ch_names=[]
ch_types=['eeg','eeg','eeg','eeg','eeg','eeg','eeg','eeg']
ch_loc=[(-32,-19,'Cz'),(-10,-19,'C3'),(-46,-19,'C4'),(-64,-19,'CPz'),(-10,-7,'F3'),(-46,-7,'F4'),(-22,-7,'FCz'),(32,-19,'Pz')]
ch_loc_dict={}
for i in range(len(ch_loc)):
ch_loc_dict[ch_loc[i][2]]=ch_loc[i]
for filename in os.listdir(subject_dir):
if filename.endswith('.edf'):
raw=mne.io.read_raw_edf(os.path.join(subject_dir,filename),preload=True,ch_names=['Cz','C3','C4','CPz','F3','F4','FCz','Pz'],ch_types=ch_types,eog=('HEOG','VEOG'))
sfreq=raw.info['sfreq']
events=mne.find_events(raw,pattern='STIM', consecutive='increasing', shortest_event=1) event_id={'Sleep stage W':1,'Sleep stage N1':2,'Sleep stage N2':3,'Sleep stage N3':4,'Sleep stage R':5}
epochs=mne.Epochs(raw,event_id=event_id,tmin=-10,tmax=20,baseline=None,event_repeated='drop',preload=True) epochs.drop_bad() epochs.pick_types(eeg=True) epochs.add_channels([epochs.average().pick_channels(['HEOG']).get_data().T.reshape(-1,sfreq*30),epochs.average().pick_channels(['VEOG']).get_data().T.reshape(-1,sfreq*30)]) epochs._data=np.append(epochs._data,[epochs.average().pick_channels(['HEOG']).get_data().T.reshape(-1,sfreq*30),epochs.average().pick_channels(['VEOG']).get_data().T.reshape(-1,sfreq*30)],axis=0) epochs.rename_channels({'HEOG':'HEOG-CH9','VEOG':'VEOG-CH10'}) ch_names.append(['Cz','C3','C4','CPz','F3','F4','FCz','Pz'])
ch_names.append(['HEOG-CH9']) ch_names.append(['VEOG-CH10']) X_raw_ch.append([epochs._data[i].reshape(epochs._data[i].shape[0],sfreq*30) for i in range(len(epochs._data))]) X_raw.append(np.concatenate(X_raw_ch[-1],axis=0)) y.append(epochs.events[:, -1])
return X_raw,y,ch_names,ch_loc_dict def extract_feats(X_raw,ch_names,ch_loc_dict): X=np.zeros((len(X_raw),len(ch_names)*6,len(X_raw[0][0][0])//300)) for i in range(len(X_raw)):
X[i]=np.array([[compute_feats(mne.EpochsArray(X_raw[i][j],mne.create_info(ch_names[j],100,ch_types=['eeg']*(len(ch_names[j])-2)+['ecg']*2),tmin=-10,tmax=20)).T for j in range(len(ch_names))] for k in range(len(X_raw[i]))]).transpose(0,1,3,2) X[i]=np.concatenate([np.concatenate(X[i][:8],axis=-1),X[i][8:].transpose(0,1,3,2)],axis=-1).transpose(0,3,1,2) X[i]=np.concatenate([X[i][:,:,:,:len(ch_names)-2],X[i][:,:,:,len(ch_names)-2:].reshape(X[i].shape[0],X[i].shape[1],X[i].shape[2],-1)],axis=-1) return X def preprocess_data (X,y,ch_loc_dict): X_pre=np.zeros((len(X),len(X[0]),len(X[0][0]),len(X[0][0][0]))) for i in range(len(X)):
print ('subject '+str(i+1)+'/'+str(len(X))+' preprocessing...') scaler_std = StandardScaler() scaler_min_max = StandardScaler() scaler_min_max.fit_transform([-50]*6) scaler_std.fit_transform([[0]*6]) scaler_std.partial_fit(np.concatenate([np.std(X[i][:,:,:,:len(ch_loc_dict.keys())],axis=-1).reshape(len(X[i][:,:,:,:len(ch_loc_dict.keys())]),-1),np.std(X[i][:,:,:,len(ch_loc_dict.keys()):],axis=-1).reshape(len(X[i][:,:,:,len(ch_loc_dict.keys()):]),-1)],axis=-1)) scaler_min_max.partial_fit(np.concatenate([np.min(X[i][:,:,:,:len(ch_loc_dict.keys())],axis=-1).reshape(len(X[i][:,:,:,:len(ch_loc_dict.keys())]),-1),np.min(X[i][:,:,:,len(ch_loc_dict.keys()):],axis=-1).reshape(len(X[i][:,:,:,len(ch_loc_dict.keys()):]),-1)],axis=-1)) scaler_min_max.partial_fit(np.concatenate([np.max(X[i][:,:,:,:len(ch_loc_dict.keys())],axis=-1).reshape(len(X[i][:,:,:,:len(ch_loc_dict.keys())]),-1),np.max(X[i][:,:,:,len(ch_loc_dict.keys()):],axis=-1).reshape(len(X[i][:,:,:,len(ch_loc_dict.keys()):]),-1)],axis=-1)) X_pre[i]=scaler_std.transform(scaler_min_max.transform(np.concatenate([((X[i][:,:,:,:len(ch_loc_dict.keys())]-scaler_min_max.mean_[:6])/scaler_min_max.scale_[:6])*scaler_std.scale_[:6]+scaler_std.mean_[:6],((X[i][:,:,:,len(ch_loc_dict.keys()):]-scaler_min_max.mean_[6:]/scaler_min_max.scale_[6:])*scaler_std.scale_[6:]+scaler_std.mean_[6:])],axis=-1)))
return X_pre,y def classif_model (X_pre,y):
cv_scores=np.zeros((5,len(y))) cv_indices=np.zeros((5,len(y))) skfolds = StratifiedKFold(n_splits=5)
clf_svm=SVC(C=100000,kernel='rbf',gamma='scale',probability=True,class_weight='balanced')
clf_svm.fit(np.concatenate([X_pre[k] for k in skfolds.get_n_splits(X_pre)[0]],axis=-3),np.concatenate([y[k] for k in skfolds.get_n_splits(y)[0]],axis=None))
skfolds.get_n_splits(y)