(I) Objective: Identify and flag the insincere question.

The sincere question:

• How did Quebec nationalists see their province as a nation in the 1960s?

• "Do you have an adopted dog, how would you encourage people to adopt and not shop?"

• Why does velocity affect time? Does velocity affect space geometry?

The insincere question:

• Has the United States become the largest dictatorship in the world?

• Which babies are more sweeter to their parents? Dark skin babies or light skin babies?

• If blacks support school choice and mandatory sentencing for criminals why don't they vote Republican?

(II) Approach: 

• Model : glove_embedding + Bidirectional LSTM + Attention.  

(III) Result: The score is 0.70084 on the Kaggle Private Leaderboard, 758th of 4037, Top19%. The score is the result evaluated on F1 Score between the predicted and the observed targets.  

Reference: https://www.kaggle.com/c/quora-insincere-questions-classification 

(IV) The loss and F1 score.