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Schemas of Coordinates systems

Table of contents

  1. External_XYZ_Absolute: External XYZ Coordinates with Angles
  2. Stereotaxic_BregmaAbsolute: Stereotaxic Bregma-Based Absolute Coordinates
  3. Stereotaxic_BregmaBrainSurface: Stereotaxic Bregma-Based Surface Coordinates with Depth
  4. Stereotaxic_LambdaAbsolute: Stereotaxic Lambda-Based Absolute Coordinates
  5. Stereotaxic_LambdaBrainSurface: Stereotaxic Lambda-Based Surface Coordinates with Depth
  6. Stereotaxic_XYZ_Absolute: Stereotaxic XYZ Absolute Coordinates
  7. Stereotaxic_XY_Surface: Stereotaxic Surface XY Surface Coordinates with Depth

External_XYZ_Absolute: External XYZ Coordinates with Angles

{
    "type": "object",
    "title": "External XYZ Coordinates with Angles",
    "options": {"compact": true},
    "additionalProperties": false,
    "properties": {
        "x": {
            "title": "X coordinate (m)",
            "brief": "X",
            "units": "m",
            "type": "number",
            "options": {
                "infoText": "Absolute X coordinate in meters, representing horizontal positioning along a local reference frame."
            }
        },
        "xAngle": {
            "title": "X angle (°)",
            "brief": "X angle",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Rotational angle around the X axis, in degrees, indicating tilt or elevation relative to the horizontal plane."
            }
        },
        "y": {
            "title": "Y coordinate (m)",
            "brief": "Y",
            "units": "m",
            "type": "number",
            "options": {
                "infoText": "Absolute Y coordinate in meters, representing vertical positioning along a local reference frame."
            }
        },
        "yAngle": {
            "title": "Y angle (°)",
            "brief": "Y angle",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Rotational angle around the Y axis, in degrees, indicating roll or sideways tilt relative to the vertical axis."
            }
        },
        "z": {
            "title": "Z coordinate (m)",
            "brief": "Z",
            "units": "m",
            "type": "number",
            "options": {
                "infoText": "Absolute Z coordinate in meters,representing height."
            }
        },
         "zAngle": {
            "title": "Z angle (°)",
            "brief": "Z angle",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Rotational angle around the Z axis, in degrees, indicating azimuth or orientation facing around the vertical axis."
            }
        }
    }
}

Example of JSON according to this schema

{
    "x": 0,
    "y": 0,
    "z": 1,
    "xAngle": 37,
    "yAngle": 21,
    "zAngle": 23
}

Stereotaxic_BregmaAbsolute: Stereotaxic Bregma-Based Absolute Coordinates

{
    "type": "object",
    "title": "Stereotaxic Bregma-Based Absolute Coordinates",
    "options": {"compact": true},
    "additionalProperties": false,
    "properties": {
        "apCoordinate": {
            "title": "AP coordinate (mm)",
            "brief": "AP",
            "units": "mm",
            "type": "number",
            "options": {
                "infoText": "Absolute Anterior-Posterior coordinate from a fixed point, in millimeters."
            }
        },
        "apAngle": {
            "title": "AP angle (°)",
            "brief": "AP angle",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Angle of the device or probe in the Anterior-Posterior direction, in degrees."
            }
        },
        "mlCoordinate": {
            "title": "ML coordinate (mm)",
            "brief": "ML",
            "units": "mm",
            "type": "number",
            "options": {
                "infoText": "Absolute Medial-Lateral coordinate from a fixed point, in millimeters."
            }
        },
        "mlAngle": {
            "title": "ML angle (°)",
            "brief": "ML angle",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Angle of the device or probe in the Medial-Lateral direction, in degrees."
            }
        },
        "dvCoordinate": {
            "title": "DV coordinate (mm)",
            "brief": "DV",
            "units": "mm",
            "type": "number",
            "options": {
                "infoText": "Dorsal-Ventral coordinate from a reference point, typically the brain surface, in millimeters."
            }
        },
        "dvAngle": {
            "title": "DV angle (°)",
            "brief": "DV angle",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Angle of the device or probe in the Dorsal-Ventral direction, in degrees."
            }
        }
    }
}

Example of JSON according to this schema

{
    "apCoordinate": 4.7,
    "mlCoordinate": 4,
    "dvCoordinate": 23.2,
    "apAngle": 5,
    "mlAngle": 5,
    "dvAngle": 0
}

Stereotaxic_BregmaBrainSurface: Stereotaxic Bregma-Based Surface Coordinates with Depth

{
    "type": "object",
    "title": "Stereotaxic Bregma-Based Surface Coordinates with Depth",
    "options": {"compact": true},
    "additionalProperties": false,
    "properties": {
        "apCoordinate": {
            "title": "AP coordinate (mm)",
            "brief": "AP",
            "units": "mm",
            "type": "number",
            "options": {
                "infoText": "Anterior-Posterior coordinate relative to Bregma, in millimeters."
            }
        },
        "apAngle": {
            "title": "AP angle (°)",
            "brief": "AP angle",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Angle adjustment in the Anterior-Posterior direction, in degrees."
            }
        },
        "mlCoordinate": {
            "title": "ML coordinate (mm)",
            "brief": "ML",
            "units": "mm",
            "type": "number",
            "options": {
                "infoText": "Medial-Lateral coordinate relative to Bregma, in millimeters."
            }
        },
        "mlAngle": {
            "title": "ML angle (°)",
            "brief": "ML angle",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Angle adjustment in the Medial-Lateral direction, in degrees."
            }
        },
        "depth": {
            "title": "Depth (mm)",
            "brief": "depth",
            "units": "mm",
            "type": "number",
            "options": {
                "infoText": "Depth of the implant in the brain, measured from the surface, in millimeters."
            }
        },
        "rotation": {
            "title": "Rotation (°)",
            "brief": "rotation",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Rotation of the implant around the insertion axis, in degrees."
            }
        }    
    }
}

Example of JSON according to this schema

{
    "apCoordinate": 0.4,
    "mlCoordinate": 1.1,
    "depth": 12,
    "rotation": 0,
    "apAngle": 15,
    "mlAngle": 15
}

Stereotaxic_LambdaAbsolute: Stereotaxic Lambda-Based Absolute Coordinates

{
    "type": "object",
    "title": "Stereotaxic Lambda-Based Absolute Coordinates",
    "options": {"compact": true},
    "additionalProperties": false,
    "properties": {
        "apCoordinate": {
            "title": "AP coordinate (mm)",
            "brief": "AP",
            "units": "mm",
            "type": "number",
            "options": {
                "infoText": "Anterior-Posterior coordinate measured from Lambda, in millimeters. Lambda serves as a posterior reference point on the skull in rodent brain mappings."
            }
        },
        "apAngle": {
            "title": "AP angle (°)",
            "brief": "AP angle",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Tilting angle in the Anterior-Posterior axis from Lambda, in degrees. Used to adjust the probe or electrode's approach angle relative to the skull."
            }
        },
        "mlCoordinate": {
            "title": "ML coordinate (mm)",
            "brief": "ML",
            "units": "mm",
            "type": "number",
            "options": {
                "infoText": "Medial-Lateral coordinate measured from the central line crossing Lambda, in millimeters. Used for precise lateral positioning of instruments."
            }
        },
        "mlAngle": {
            "title": "ML angle (°)",
            "brief": "ML angle",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Tilting angle in the Medial-Lateral direction from Lambda, in degrees. Adjusts for lateral tilt relative to the skull's central line."
            }
        },
        "dvCoordinate": {
            "title": "DV coordinate (mm)",
            "brief": "DV",
            "units": "mm",
            "type": "number",
            "options": {
                "infoText": "Dorsal-Ventral coordinate measured from the skull's surface at Lambda, in millimeters. Indicates depth for vertical placement of instruments."
            }
        },
        "dvAngle": {
            "title": "DV angle (°)",
            "brief": "DV angle",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Angular adjustment in the Dorsal-Ventral plane from Lambda, in degrees. Used to orient instruments vertically."
            }
        }
    }
}

Example of JSON according to this schema

{
    "apCoordinate": 4.7,
    "mlCoordinate": 4,
    "dvCoordinate": 23.2,
    "apAngle": 5,
    "mlAngle": 5,
    "dvAngle": 0
}

Stereotaxic_LambdaBrainSurface: Stereotaxic Lambda-Based Surface Coordinates with Depth

{
    "type": "object",
    "title": "Stereotaxic Lambda-Based Surface Coordinates with Depth",
    "options": {"compact": true},
    "additionalProperties": false,
    "properties": {
        "apCoordinate": {
            "title": "AP coordinate (mm)",
            "brief": "AP",
            "units": "mm",
            "type": "number",
            "options": {
                "infoText": "Anterior-Posterior coordinate measured from the Lambda landmark, in millimeters. Lambda is used as a reference point at the posterior aspect of the skull."
            }
        },
        "apAngle": {
            "title": "AP angle (°)",
            "brief": "AP angle",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Angle of tilt in the Anterior-Posterior direction from the Lambda reference point, in degrees, used to align the probe or electrode with respect to the brain's longitudinal axis."
            }
        },
        "mlCoordinate": {
            "title": "ML coordinate (mm)",
            "brief": "ML",
            "units": "mm",
            "type": "number",
            "options": {
                "infoText": "Medial-Lateral coordinate measured from the midline crossing Lambda, in millimeters. This measurement helps in positioning equipment laterally across the brain's hemisphere."
            }
        },
        "mlAngle": {
            "title": "ML angle (°)",
            "brief": "ML angle",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Medial-Lateral tilting angle from Lambda, in degrees, adjusting the lateral orientation of devices or surgical tools."
            }
        },
        "depth": {
            "title": "Depth (mm)",
            "brief": "depth",
            "units": "mm",
            "type": "number",
            "options": {
                "infoText": "Vertical depth measured from the surface at the Lambda reference point, in millimeters. Indicates how deep into the brain tissue the instrument penetrates."
            }
        },
        "rotation": {
            "title": "Rotation (°)",
            "brief": "rotation",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Rotation around the vertical axis through Lambda, in degrees. This controls the azimuthal orientation of the probe or surgical tool."
            }
        }
    }
}

Example of JSON according to this schema

{
    "apCoordinate": 0.4,
    "mlCoordinate": 1.1,
    "depth": 12,
    "rotation": 0,
    "apAngle": 15,
    "mlAngle": 15
}

Stereotaxic_XYZ_Absolute: Stereotaxic XYZ Absolute Coordinates

{
    "type": "object",
    "title": "Stereotaxic XYZ Absolute Coordinates",
    "options": {"compact": true},
    "additionalProperties": false,
    "properties": {
        "x": {
            "title": "X coordinate (mm)",
            "brief": "X",
            "units": "mm",
            "type": "number",
            "options": {
                "infoText": "X coordinate in millimeters, representing the position along the left-right axis relative to a standardized reference point."
            }
        },
        "xAngle": {
            "title": "X angle (°)",
            "brief": "X angle",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Rotational angle about the X-axis, in degrees, adjusting the tilt of the instrument or probe horizontally."
            }
        },
        "y": {
            "title": "Y coordinate (mm)",
            "brief": "Y",
            "units": "mm",
            "type": "number",
            "options": {
                "infoText": "Y coordinate in millimeters, indicating the anterior-posterior position from a fixed reference point in the setup."
            }
        },
        "yAngle": {
            "title": "Y angle (°)",
            "brief": "Y angle",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Rotational angle about the Y-axis, in degrees, used to orient the probe or device in the anterior-posterior plane."
            }
        },
        "z": {
            "title": "Z coordinate (mm)",
            "brief": "Z",
            "units": "mm",
            "type": "number",
            "options": {
                "infoText": "Z coordinate in millimeters, representing the depth or vertical position relative to a surface or base level."
            }
        },
        "zAngle": {
            "title": "Z angle (°)",
            "brief": "Z angle",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Rotational angle about the Z-axis, in degrees, adjusting the azimuth or directional facing of the setup."
            }
        }
    }
}

Example of JSON according to this schema

{
    "x": 0,
    "y": 0,
    "z": 1,
    "xAngle": 37,
    "yAngle": 21,
    "zAngle": 23
}

Stereotaxic_XY_Surface: Stereotaxic Surface XY Surface Coordinates with Depth

{
    "type": "object",
    "title": "Stereotaxic Surface XY Surface Coordinates with Depth",
    "options": {"compact": true},
    "additionalProperties": false,
    "properties": {
        "x": {
            "title": "X coordinate (mm)",
            "brief": "X",
            "units": "mm",
            "type": "number",
            "options": {
                "infoText": "X coordinate in millimeters, measuring horizontal position across the surface from a fixed central or reference point."
            }
        },
        "xAngle": {
            "title": "X angle (°)",
            "brief": "X angle",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Angle of tilt around the X-axis, in degrees, indicating the inclination or elevation relative to the flat surface."
            }
        },
        "y": {
            "title": "Y coordinate (mm)",
            "brief": "Y",
            "units": "mm",
            "type": "number",
            "options": {
                "infoText": "Y coordinate in millimeters, measuring vertical position along the surface from a fixed central or reference point."
            }
        },
        "yAngle": {
            "title": "Y angle (°)",
            "brief": "Y angle",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Angle of tilt around the Y-axis, in degrees, indicating the lateral tilt relative to the central axis of the surface."
            }
        },
        "depth": {
            "title": "Depth (mm)",
            "brief": "depth",
            "units": "mm",
            "type": "number",
            "options": {
                "infoText": "Depth in millimeters, measuring the perpendicular distance below the surface plane, used for setting the penetration depth of an instrument."
            }
        },
        "rotation": {
            "title": "Rotation (°)",
            "brief": "rotation",
            "units": "°",
            "type": "number",
            "minimum": -180,
            "maximum": 360,
            "options": {
                "infoText": "Rotation around the vertical axis through the point of interest, in degrees, used to adjust the orientation of the instrument or device."
            }
        }
    }
}

Example of JSON according to this schema

{
    "x": 0, 
    "y": 4,
    "depth": 0.1,  
    "xAngle": 30, 
    "yAngle": 15,    
    "rotation": 10
}