People with depersonalization disorder often experience a sensation known as , or the feeling that their mind seems to be floating a few feet above them.

doubling

Explanation:

The depersonalization disorder is the mental disorder in which a person feels disconnected or detached from the one self. The person looses sense of sensibility. The individual experience the depersonalization may report the feeling outside the thoughts or body of the observer. The person feels loss of control from the actions and thoughts.

In the condition of doubling sensation the person feels that he or she is having more than one social identity, then the person finds it difficult to develop the sense of self awareness or consciousness.