Phil 4.20.16

7:00 – 4:00 VTX

  • Read a little more of the BitCoin article. Nice description of the blockchain.
  • Generated a fresh Excel matrix of codes and papers. I excluded the ‘meta’ codes (Definitions, Methods, etc) and all the papers that have zero quotes
  • Duke Ellington & His Orchestra make great coding music.
  • Installed new Java
  • Well drat. I can’t increase the size of an existing matrix. Will have to return a new one.
  • Yay!
    FileUtils.getInputFileName() opening: mat1.xls
    initial
     , col1, col2, col3, col4, 
    row1, 11.0, 21.0, 31.0, 41.0, 
    row2, 12.0, 22.0, 32.0, 42.0, 
    row3, 13.0, 23.0, 33.0, 43.0, 
    done calculating
    done creating
    derived
     , row1, row2, row3, col1, col2, col3, col4, 
    row1, 0.0, 0.0, 0.0, 11.0, 21.0, 31.0, 41.0, 
    row2, 0.0, 0.0, 0.0, 12.0, 22.0, 32.0, 42.0, 
    row3, 0.0, 0.0, 0.0, 13.0, 23.0, 33.0, 43.0, 
    col1, 11.0, 12.0, 13.0, 0.0, 0.0, 0.0, 0.0, 
    col2, 21.0, 22.0, 23.0, 0.0, 0.0, 0.0, 0.0, 
    col3, 31.0, 32.0, 33.0, 0.0, 0.0, 0.0, 0.0, 
    col4, 41.0, 42.0, 43.0, 0.0, 0.0, 0.0, 0.0,
  • Need to set Identity and other housekeeping.
  • Added ‘normalizeByMatrix that sets the entire matrix on a unit scale
  • Need to have a calcRank function that squares and normalizes until the difference between output eigenvectors are below a certain threshold or a limit of iterations. Done?
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