Table 1.

LSTM and proposed bidirectional LSTM architectures (BiLstm).

Architectures	Layers Type
Arch 1	Lstm-softmax
Arch 2	Lstm-Lstm-softmax
Arch 3	Lstm-Lstm-Lstm-softmax
Arch 4	BiLstm-late-fusion-softmax
Arch 5	BiLstm-BiLstm-late-fusion softmax
Arch 6	BiLstm-BiLstm-BiLstm-late-fusion-softmax