Docs / Cards / Notch
Notch
Removes a narrow band, typically line noise and its harmonics.
| Identifier | signalstudio.notch |
|---|---|
| Category | preprocessing.temporal |
| Since | 0.1.0 |
Ports
| Port | Direction | Type | Notes |
|---|---|---|---|
in | input | Raw|Epochs | |
out | output | Raw|Epochs |
Parameters
| Name | Type | Default | Meaning |
|---|---|---|---|
freq | float | 50.0 Hz | Centre frequency. 50 in Europe, 60 in North America. |
harmonics | int | 3 | How many multiples of the centre frequency to remove. |
width | float | 1.0 Hz | Width of each notch. |
Manifest
card.json
{
"id": "signalstudio.notch",
"name": "Notch",
"category": "preprocessing.temporal",
"inputs": [
{
"id": "in",
"type": "Raw|Epochs"
}
],
"outputs": [
{
"id": "out",
"type": "Raw|Epochs"
}
],
"params": {
"freq": {
"type": "float",
"default": 50.0,
"unit": "Hz",
"doc": "Centre frequency. 50 in Europe, 60 in North America."
},
"harmonics": {
"type": "int",
"default": 3,
"doc": "How many multiples of the centre frequency to remove."
},
"width": {
"type": "float",
"default": 1.0,
"unit": "Hz",
"doc": "Width of each notch."
}
}
}