 In this work, a transform coding based differential privacy mechanism is proposed for the first time in the eye tracking literature to further adapt it to  statistics of eye movement feature data by comparing various low-complexity methods.
<meaning-changed>  In this work, a transform coding based differential privacy mechanism is proposed for the first time in the eye tracking literature to further adapt it to  statistics of eye movement feature data by comparing various low-complexity methods.
 In this work, we propose a novel transform-coding based differential privacy mechanism is proposed for the first time in the eye tracking literature to further adapt it to statistics of eye movement feature data by comparing various low-complexity methods.