a b/mit-bih-ecg-compression-test-database-1.0.0/11950_01.hea- 

  1
  
11950_01 2 250 5120





  
  

  2
  
11950_01.dat 212 400 12 0 -47 26895 0 ECG signal 0





  
  

  3
  
11950_01.dat 212 400 12 0 51 28376 0 ECG signal 1