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tutorials:first_steps

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tutorials:first_steps [2019/07/25 10:06] – seisunixtutorials:first_steps [2019/08/03 22:08] (current) – [Data input and output] seisunix
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 <WRAP box 800px round center centeralign> <WRAP box 800px round center centeralign>
-''segyread tape=test.segy > test.su''+''segyread tape=test.segy verbose=1 | segyclean > test.su''
 </WRAP> </WRAP>
  
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 For example: For example:
 <WRAP box 800px round center centeralign> <WRAP box 800px round center centeralign>
-''sufilter f=10,20,150,200 <data_to_be_filtered.su >filtered_data.su''+''sufilter f=10,20,150,200 amps=0,1,1,0 <data_to_be_filtered.su >bandpass_data.su''
 </WRAP> </WRAP>
  
-will apply a band-pass filter to a SU data file and store the result in an other data file.+will apply a band-pass filter to a SU data file and store the result in the file bandpass_data.su , 
 + 
 +<WRAP box 800px round center centeralign> 
 +''sufilter f=10,20,150,200 amps=1,1,0,0 <data_to_be_filtered.su >low_pass_data.su'' 
 +</WRAP> 
 + 
 +will apply a low pass filter, and 
 + 
 +<WRAP box 800px round center centeralign> 
 +''sufilter f=10,20,150,200 amps=0,0,1,1 <data_to_be_filtered.su >high_pass_data.su'' 
 +</WRAP>
  
 As other UNIX tools, SU tools can be linked with the pipe mechanism. As other UNIX tools, SU tools can be linked with the pipe mechanism.
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 </WRAP> </WRAP>
  
-''suwind'' reads the file other_data.su, keeps only the first 10 traces and its stdout is linked to the stdin of ''sufilter'' whose stdout is redirected into the file new_su_file.su.+''suwind'' reads the file other_data.su, keeps only the first 10 traces and its stdout is linked to the stdin of ''sufilter'' whose stdout is redirected into the file new_su_file.su.The default filter is a trapezoidal bandpass filter.
  
 <WRAP info> <WRAP info>
 if you are running SU on a multicore/multiprocessor computer with shared memory, the tasks will be distributed by the operating system to different cores/processors. if you are running SU on a multicore/multiprocessor computer with shared memory, the tasks will be distributed by the operating system to different cores/processors.
 </WRAP> </WRAP>
- 
 ===== Structure of a SU command ===== ===== Structure of a SU command =====
  
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 </WRAP> </WRAP>
  
- --- //[[dominique@seismic-unix.org|Dominique ROUSSET]] 2019/07/23 11:50// + --- //[[dominique.rousset@univ-pau.fr|Dominique ROUSSET]] 2019/07/23 11:50// 
-{{gravatar>dominique}}+{{gravatar>dominique?l}}
  
-{{avatar>[dominique]?[m]|[Dominique]}} 
tutorials/first_steps.1564049182.txt.gz · Last modified: by seisunix