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Copy file name to clipboardExpand all lines: docs/dedispersion.md
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- Pulsars produce a narrow beam of electromagnetic
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radiation which rotates like a lighthouse beam, so
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a pulse is seen as it sweeps over a radiotelescope
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a pulse is seen as it sweeps over a radiotelescope.
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The signal is spread over a wide frequency range.
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- If space was an empty vacuum, all the signals would
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travel at the same speed, but due to free electrons
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different frequencies travel at slightly different speeds
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(dispersion)
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(dispersion).
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## 7.2 Dedisperse
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This method performs dedispersion on the filterbank data
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This method performs dedispersion on the filterbank data.
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### 7.2.1 Parameters
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| Parameters | Description |
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|---|---|
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| Samples |1-D array or sequence. Array or sequence containing the data to be plotted. |
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| DM | Dispersion measure (cm<sup>^3</sup> pc) |
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| Samples | Array or sequence containing the data to be plotted. |
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| DM | Dispersion measure (cm<sup>-3</sup> pc) |
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### 7.2.2 Returns
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## 7.3 find_dm
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This method finds the dispersion measure
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This method finds the dispersion measure.
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### 7.3.1 Parameters
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## 7.4 find_line
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This method finds a line starting from the sample index given in the parameters. This will stop if there isn't a intensity within the max_delay higher than the average_intensity
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This method finds a line starting from the sample index given in the parameters. This will stop if there isn't a intensity within the max_delay higher than the average_intensity.
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### 7.4.1 Parameters
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| Parameters | Description |
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|---|---|
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| Samples | 1-D array or sequence. Array or sequence containing the data to be plotted. |
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| start_sample_index | The start sample index |
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| max_delay | The max delay |
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| average_intensity | The avarge intensity |
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| max_delay | The max delay of the recieved signal |
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| average_intensity | The average intensity |
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### 7.4.2 Returns
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| Variable | Description |
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|---|---|
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| start_sample_index | The first frequentie|
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| previous_sample_index |the higher frequentie|
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| start_sample_index | The first frequency|
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| previous_sample_index |The higher frequency|
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###7.5 find_estimation_intensity
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## 7.5 find_estimation_intensity
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This method finds the average intensity for top x intensities
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The average_intensity is considered a requirement for intensities to be considered a pulsar
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This method finds the average intensity for top x intensities.
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The `average_intensity` is considered a requirement for intensities to be considered a pulsar.
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### 7.5.1 Parameters
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| Parameters | Description |
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|---|---|
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| Samples |1-D array or sequence. Array or sequence containing the data to be plotted. |
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| Samples | Array or sequence containing the data to be plotted. |
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