An action or remark expressing concern for or interest in someone or something, especially romantic interest.
A technique in neural networks that mimics cognitive attention, enhancing the important parts of the input data while giving less priority to the rest.
Mental focus.
A state of alertness in the standing position.
A call for people to be quiet/stop doing what they are presently doing and pay heed to what they are to be told or shown.
Used as a command to bring soldiers to the attention position.
The act of one who mulls or thinks over something.