Decimation
id |
Description |
Example |
|---|---|---|
Required: True Type: <class ‘str’> Units: None |
Decimation level ID |
1 |
channels_estimated |
Description |
Example |
|---|---|---|
Required: True Type: list[str] Units: None |
list of channels |
[ex, hy] |
time_period.end |
Description |
Example |
|---|---|---|
Required: True Type: str | float | int | numpy.datetime64 | pandas._libs.tsl Units: None |
End date and time of collection in UTC. |
2020-02- 04T16:23:45.453 670+00:00 |
time_period.start |
Description |
Example |
|---|---|---|
Required: True Type: str | float | int | numpy.datetime64 | pandas._libs.tsl Units: None |
Start date and time of collection in UTC. |
2020-02- 01T09:23:45.453 670+00:00 |
channels |
Description |
Example |
|---|---|---|
Required: True Type: <class ‘mt_metadata.common.list_dic t.ListDict’> Units: None |
List of channels |
[ex, hy] |
time_series_decimation.level |
Description |
Example |
|---|---|---|
Required: True Type: int | None Units: None |
Decimation level, must be a non-negative integer starting at 0 |
0 |
time_series_decimation.factor |
Description |
Example |
|---|---|---|
Required: True Type: <class ‘float’> Units: None |
Decimation factor between parent sample rate and decimated time series sample rate. |
4.0 |
time_series_decimation.method |
Description |
Example |
|---|---|---|
Required: True Type: <enum ‘MethodEnum’> Units: |
Type of decimation |
default |
time_series_decimation.sample_rate |
Description |
Example |
|---|---|---|
Required: True Type: <class ‘float’> Units: samples per second |
Sample rate of the decimation level data (after decimation). |
256 |
time_series_decimation.anti_alias_filter |
Description |
Example |
|---|---|---|
Required: True Type: str | None Units: None |
Type of anti alias filter for decimation. |
default |
short_time_fourier_transform.harmonic_indices |
Description |
Example |
|---|---|---|
Required: True Type: typing.Union[int, list[int], NoneType] Units: None |
List of harmonics indices kept, if all use -1 |
[0, 4, 8] |
short_time_fourier_transform.method |
Description |
Example |
|---|---|---|
Required: True Type: <enum ‘MethodEnum’> Units: None |
Fourier transform method |
fft |
short_time_fourier_transform.min_num_stft_windows |
Description |
Example |
|---|---|---|
Required: True Type: <class ‘int’> Units: None |
How many FFT windows must be available for the time series to valid for STFT. |
4 |
short_time_fourier_transform.per_window_detrend_type |
Description |
Example |
|---|---|---|
Required: True Type: <enum ‘PerWindowDetrendTypeEnum’> Units: None |
Additional detrending applied per window. Not available for standard scipy spectrogram – placholder for ARMA prewhitening. |
linear |
short_time_fourier_transform.pre_fft_detrend_type |
Description |
Example |
|---|---|---|
Required: True Type: <enum ‘PreFftDetrendTypeEnum’> Units: None |
Pre FFT detrend method to be applied |
linear |
short_time_fourier_transform.prewhitening_type |
Description |
Example |
|---|---|---|
Required: True Type: <enum ‘PrewhiteningTypeEnum’> Units: None |
Prewhitening method to be applied |
first difference |
short_time_fourier_transform.recoloring |
Description |
Example |
|---|---|---|
Required: True Type: <class ‘bool’> Units: None |
Whether the data are recolored [True] or not [False]. |
True |
short_time_fourier_transform.window.num_samples |
Description |
Example |
|---|---|---|
Required: True Type: <class ‘int’> Units: samples |
Number of samples in a single window |
256 |
short_time_fourier_transform.window.overlap |
Description |
Example |
|---|---|---|
Required: True Type: <class ‘int’> Units: samples |
Number of samples overlapped by adjacent windows |
32 |
short_time_fourier_transform.window.type |
Description |
Example |
|---|---|---|
Required: True Type: <enum ‘TypeEnum’> Units: None |
name of the window type |
hamming |
short_time_fourier_transform.window.clock_zero_type |
Description |
Example |
|---|---|---|
Required: True Type: <enum ‘ClockZeroTypeEnum’> Units: None |
how the clock-zero is specified |
user specified |
short_time_fourier_transform.window.clock_zero |
Description |
Example |
|---|---|---|
Required: False Type: mt_metadata.common.mttime.MTime | str | float | int | numpy.datetime64 | Units: None |
Start date and time of the first data window |
2020-02- 01T09:23:45.453 670+00:00 |
short_time_fourier_transform.window.normalized |
Description |
Example |
|---|---|---|
Required: True Type: <class ‘bool’> Units: None |
True if the window shall be normalized so the sum of the coefficients is 1 |
False |
short_time_fourier_transform.window.additional_args |
Description |
Example |
|---|---|---|
Required: False Type: <class ‘dict’> Units: None |
Additional arguments for the window function |
{‘param’: ‘value’} |