pickit

misc

Multiple interactive codes to view and analyze seismic data, via spectrum analysis, wavelet transforms, particle motion, hodograms.  Includes general time-series tools, plotting, filtering, interactive display.

Jonathan Lees

RSEIS

Seismic Time Series Analysis Tools

Jonathan M. Lees

Jake Anderson

Leonard Lisapaly

Dave Harris

pickit function

<dl> <dt>ay</dt>
<dd>signal</dd> <dt>deltat</dt>
<dd>sample rate</dd> <dt>MED</dt>
<dd>use median smoothing?</dd> <dt>FRWD</dt>
<dd>forward window, s</dd> <dt>BKWD</dt>
<dd>backward window</dd> <dt>sbef</dt>
<dd>seconds before</dd> <dt>saft</dt>
<dd>seconds after</dd> <dt>thresh</dt>
<dd>threshold 1</dd> <dt>Tthresh2</dt>
<dd>threshold 2</dd> <dt>stretch</dt>
<dd>stretch factor</dd> <dt>flo</dt>
<dd>low frequency for BP filter</dd> <dt>fhi</dt>
<dd>low frequency for BP filter</dd> <dt>Kmin</dt>
<dd>min number of picks per window</dd> <dt>dthresh</dt>
<dd>delta threshold</dd> <dt>threshbot</dt>
<dd>threshold bottom limit</dd></dl>

Arguments

Jonathan M. Lees&lt;jonathan.lees.edu&gt;

Author

Automatic Picking Algorithm — pickit

<dl>

 <dt>ay</dt>
<dd>signal</dd>

 <dt>deltat</dt>
<dd>sample rate</dd>

 <dt>MED</dt>
<dd>use median smoothing?</dd>

 <dt>FRWD</dt>
<dd>forward window, s</dd>

 <dt>BKWD</dt>
<dd>backward window</dd>

 <dt>sbef</dt>
<dd>seconds before</dd>

 <dt>saft</dt>
<dd>seconds after</dd>

 <dt>thresh</dt>
<dd>threshold 1</dd>

 <dt>Tthresh2</dt>
<dd>threshold 2</dd>

 <dt>stretch</dt>
<dd>stretch factor</dd>

 <dt>flo</dt>
<dd>low frequency for BP filter</dd>

 <dt>fhi</dt>
<dd>low frequency for BP filter</dd>

 <dt>Kmin</dt>
<dd>min number of picks per window</dd>

 <dt>dthresh</dt>
<dd>delta threshold</dd>

 <dt>threshbot</dt>
<dd>threshold bottom limit</dd>

</dl>

pickit: Automatic Picking Algorithm

Description

Usage

Value

Arguments

Author

Details

See Also