Gaze position calibrators
=========================

ArGaze provides ready-to-use gaze position calibrator algorithms.


The JSON samples have to be included inside [ArFrame configuration](../advanced_topics/gaze_position_calibration.md) *gaze_position_calibrator* entry to select an algorithm.

```json
"gaze_position_calibrator": {
    JSON sample
}
```

Read more about [GazePositionCalibrator base class in code reference](../../../argaze.md/#argaze.GazeFeatures.GazePositionCalibrator).

!!! note

    The members indicated as **property** are what returns the matcher.

## Linear regression

::: argaze.GazeAnalysis.LinearRegression.GazePositionCalibrator

### JSON sample

```json
"argaze.GazeAnalysis.LinearRegression.GazePositionCalibrator": {
	"coefficients": [
        [
            0.901167941442693,
            0.0345129853595345
        ],
        [
            0.11551395622739168,
            0.9315744785596141
        ]
    ],
    "intercept": [
        65.43372920399452,
        -52.23141937917768
    ]
}
```