Ejemplo n.º 1
0
    def __init__(self,
                 input_size,
                 embed_dim,
                 hidden_size,
                 n_layers=1,
                 dropout_r=0.1,
                 cell_type='TLSTM',
                 bii=False,
                 time=True,
                 preTrainEmb=''):

        EHREmbeddings.__init__(self, input_size, embed_dim, hidden_size,
                               n_layers, dropout_r, cell_type, time,
                               preTrainEmb)
        EHREmbeddings.__init__(self,
                               input_size,
                               embed_dim,
                               hidden_size,
                               n_layers=n_layers,
                               dropout_r=dropout_r,
                               cell_type=cell_type,
                               bii=False,
                               time=True,
                               preTrainEmb=preTrainEmb,
                               packPadMode=False)

        if self.cell_type != 'TLSTM' or self.bi != 1:
            print(
                "TLSTM only supports Time aware LSTM cell type and 1 direction. Implementing corrected parameters instead"
            )
        self.cell_type = 'TLSTM'
        self.bi = 1  #enforcing 1 directional
        self.packPadMode = False
Ejemplo n.º 2
0
    def __init__(self,
                 input_size,
                 embed_dim,
                 hidden_size,
                 n_layers=1,
                 dropout_r=0.1,
                 cell_type='QRNN',
                 bii=False,
                 time=False,
                 preTrainEmb='',
                 packPadMode=False):

        EHREmbeddings.__init__(self,
                               input_size,
                               embed_dim,
                               hidden_size,
                               n_layers=n_layers,
                               dropout_r=dropout_r,
                               cell_type=cell_type,
                               bii=bii,
                               time=time,
                               preTrainEmb=preTrainEmb,
                               packPadMode=packPadMode)

        #super(EHR_QRNN, self).__init__()
        #basically, we dont allow cell_type and bii choices
        #let's enfroce these:
        if (self.cell_type != 'QRNN' or self.bi != 1):
            print(
                'QRNN only supports 1-direction & QRNN cell_type implementation. Implementing corrected parameters instead'
            )
        self.cell_type = 'QRNN'
        self.bi = 1  #enforcing 1 directional
        self.packPadMode = False  #enforcing correct packpaddedmode
Ejemplo n.º 3
0
    def __init__(self,
                 input_size,
                 embed_dim,
                 time=False,
                 cell_type='LR',
                 preTrainEmb=''):

        EHREmbeddings.__init__(self,
                               input_size,
                               embed_dim,
                               hidden_size=embed_dim)
Ejemplo n.º 4
0
    def __init__(self,
                 input_size,
                 embed_dim,
                 hidden_size,
                 n_layers,
                 dropout_r=0.1,
                 cell_type='GRU',
                 bii=False,
                 time=False,
                 preTrainEmb='',
                 packPadMode=False):

        EHREmbeddings.__init__(self,
                               input_size,
                               embed_dim,
                               hidden_size,
                               n_layers=n_layers,
                               dropout_r=dropout_r,
                               cell_type=cell_type,
                               bii=False,
                               time=time,
                               preTrainEmb=preTrainEmb,
                               packPadMode=False)

        #super(DRNN, self).__init__()
        #The additional parameters that norma RNNs don't have

        self.dilations = [2**i for i in range(n_layers)]
        self.layers = nn.ModuleList([])
        if self.bi == 2:
            print(
                'DRNN only supports 1-direction, implementing 1-direction instead'
            )
        self.bi = 1  #Enforcing 1-directional
        self.packPadMode = False  #Enforcing no packpadded indicator

        for i in range(n_layers):
            if i == 0:
                c = self.cell(self.in_size,
                              self.hidden_size,
                              dropout=self.dropout_r)
            else:
                c = self.cell(self.hidden_size,
                              self.hidden_size,
                              dropout=self.dropout_r)
            self.layers.append(c)
        self.cells = nn.Sequential(*self.layers)
Ejemplo n.º 5
0
    def __init__(self, input_size, embed_dim, hidden_size, n_layers):

        EHREmbeddings.__init__(self,
                               input_size=input_size,
                               embed_dim=embed_dim,
                               hidden_size=hidden_size)
        self.embed_dim = embed_dim
        self.RNN1 = nn.RNN(embed_dim,
                           hidden_size,
                           1,
                           batch_first=True,
                           bidirectional=True)
        self.RNN2 = nn.RNN(embed_dim,
                           hidden_size,
                           1,
                           batch_first=True,
                           bidirectional=True)
        self.wa = nn.Linear(hidden_size * 2, 1, bias=False)
        self.Wb = nn.Linear(hidden_size * 2, hidden_size, bias=False)
        self.W_out = nn.Linear(hidden_size, n_layers, bias=False)
        self.sigmoid = nn.Sigmoid()
Ejemplo n.º 6
0
    def __init__(self,
                 input_size,
                 embed_dim,
                 hidden_size,
                 n_layers=1,
                 dropout_r=0.1,
                 cell_type='GRU',
                 bii=False,
                 time=False,
                 preTrainEmb='',
                 packPadMode=True):

        EHREmbeddings.__init__(self,
                               input_size,
                               embed_dim,
                               hidden_size,
                               n_layers=n_layers,
                               dropout_r=dropout_r,
                               cell_type=cell_type,
                               bii=bii,
                               time=time,
                               preTrainEmb=preTrainEmb,
                               packPadMode=packPadMode)
Ejemplo n.º 7
0
    def __init__(self,
                 input_size,
                 embed_dim,
                 hidden_size,
                 n_layers=1,
                 dropout_r=0.1,
                 cell_type='TLSTM',
                 bii=False,
                 time=True,
                 preTrainEmb=''):

        EHREmbeddings.__init__(self, input_size, embed_dim, hidden_size,
                               n_layers, dropout_r, cell_type, time,
                               preTrainEmb)
        EHREmbeddings.__init__(self,
                               input_size,
                               embed_dim,
                               hidden_size,
                               n_layers=n_layers,
                               dropout_r=dropout_r,
                               cell_type=cell_type,
                               bii=False,
                               time=True,
                               preTrainEmb=preTrainEmb,
                               packPadMode=False)

        #test on EHR_TLSTM() parameters please
        #modify something here to make sure everything runs correctly
        '''ask laila if i Implemented the right model parameters regarding, time, bii, and pretrained,
        '''
        if self.cell_type != 'TLSTM' or self.bi != 1:
            print(
                "TLSTM only supports Time aware LSTM cell type and 1 direction. Implementing corrected parameters instead"
            )
        self.cell_type = 'TLSTM'
        self.bi = 1  #enforcing 1 directional
        self.packPadMode = False
Ejemplo n.º 8
0
 def EmbedPatient_MB(self, input, mtd):
     return EHREmbeddings.EmbedPatients_MB(self, input, mtd)
Ejemplo n.º 9
0
 def EmbedPatient_SMB(self, input):
     return EHREmbeddings.EmbedPatients_SMB(self, input)