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86 lines
2.1 KiB
Markdown
Vendored
86 lines
2.1 KiB
Markdown
Vendored
---
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title: fisher
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description: Documentation page about Fisher Transform, a technical analysis indicator
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used in finance. Detailed explanation on how to implement and use the Fisher Transform
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indicator using the OpenBB library, with guides on parameters and returns for function
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calls.
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keywords:
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- Fisher Transform
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- technical analysis
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- OpenBB library
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- OHLC prices
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- indicator window
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---
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import HeadTitle from '@site/src/components/General/HeadTitle.tsx';
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<HeadTitle title="ta.fisher - Reference | OpenBB SDK Docs" />
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import Tabs from '@theme/Tabs';
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import TabItem from '@theme/TabItem';
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<Tabs>
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<TabItem value="model" label="Model" default>
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Fisher Transform
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Source Code: [[link](https://github.com/OpenBB-finance/OpenBBTerminal/tree/main/openbb_terminal/common/technical_analysis/momentum_model.py#L165)]
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```python
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openbb.ta.fisher(data: pd.DataFrame, window: int = 14)
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```
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---
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## Parameters
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| Name | Type | Description | Default | Optional |
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| ---- | ---- | ----------- | ------- | -------- |
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| data | pd.DataFrame | Dataframe of OHLC prices | None | False |
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| window | int | Length for indicator window | 14 | True |
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---
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## Returns
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| Type | Description |
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| ---- | ----------- |
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| pd.DataFrame | Dataframe of technical indicator |
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---
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</TabItem>
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<TabItem value="view" label="Chart">
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Plots Fisher Indicator
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Source Code: [[link](https://github.com/OpenBB-finance/OpenBBTerminal/tree/main/openbb_terminal/common/technical_analysis/momentum_view.py#L406)]
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```python
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openbb.ta.fisher_chart(data: pd.DataFrame, window: int = 14, symbol: str = "", export: str = "", external_axes: Optional[List[matplotlib.axes._axes.Axes]] = None)
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```
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---
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## Parameters
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| Name | Type | Description | Default | Optional |
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| ---- | ---- | ----------- | ------- | -------- |
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| data | pd.DataFrame | Dataframe of OHLC prices | None | False |
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| window | int | Length of window | 14 | True |
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| symbol | str | Ticker string | | True |
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| export | str | Format to export data | | True |
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| external_axes | Optional[List[plt.Axes]] | External axes (3 axes are expected in the list), by default None | None | True |
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---
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## Returns
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This function does not return anything
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---
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</TabItem>
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</Tabs>
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