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Mahout SGD confusion matrix

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Feb 27th, 2012
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  1. 7532 test files
  2. =======================================================
  3. Summary
  4. -------------------------------------------------------
  5. Correctly Classified Instances : 5537 73.513%
  6. Incorrectly Classified Instances : 1995 26.487%
  7. Total Classified Instances : 7532
  8.  
  9. =======================================================
  10. Confusion Matrix
  11. -------------------------------------------------------
  12. a b c d e f g h i j k l m n o p q r s t <--Classified as
  13. 172 8 4 8 3 4 10 5 115 17 7 1 8 3 16 0 2 13 1 2 | 399 a = rec.sport.hockey
  14. 0 255 10 5 1 5 4 2 8 43 15 0 27 9 0 0 0 0 0 1 | 385 b = comp.sys.mac.hardware
  15. 0 17 274 0 1 2 2 2 4 7 31 0 27 3 6 6 2 8 0 2 | 394 c = comp.os.ms-windows.misc
  16. 0 5 1 315 2 1 10 2 7 34 2 0 1 8 3 2 1 0 0 2 | 396 d = rec.autos
  17. 0 0 1 2 297 6 3 19 8 4 2 4 0 1 5 1 6 2 2 1 | 364 e = talk.politics.guns
  18. 0 6 2 17 2 266 2 6 7 41 10 1 3 3 9 5 1 11 1 3 | 396 f = sci.med
  19. 0 1 1 17 0 1 354 3 2 5 0 0 1 3 5 2 1 0 0 2 | 398 g = rec.motorcycles
  20. 0 0 0 1 94 8 0 172 1 3 1 8 1 1 6 0 3 7 0 4 | 310 h = talk.politics.misc
  21. 4 0 1 4 2 1 1 4 353 10 2 2 2 3 3 1 0 4 0 0 | 397 i = rec.sport.baseball
  22. 0 13 3 8 0 2 5 0 4 289 26 0 12 4 5 4 10 1 0 7 | 393 j = sci.electronics
  23. 1 5 12 1 1 4 3 0 3 18 298 1 11 3 0 20 6 1 0 1 | 389 k = comp.graphics
  24. 0 1 1 3 13 3 0 9 7 2 4 105 0 0 40 1 1 56 2 3 | 251 l = talk.religion.misc
  25. 0 18 29 6 1 1 3 2 0 48 20 0 251 4 0 4 1 2 0 2 | 392 m = comp.sys.ibm.pc.hardware
  26. 1 8 1 6 0 1 3 1 6 17 7 0 20 314 1 3 1 0 0 0 | 390 n = misc.forsale
  27. 0 1 1 1 3 2 2 0 2 6 4 27 1 0 328 0 0 18 0 2 | 398 o = soc.religion.christian
  28. 0 3 19 0 0 1 2 0 6 4 33 0 5 9 7 297 5 0 0 4 | 395 p = comp.windows.x
  29. 0 3 2 3 9 0 0 3 5 14 7 0 0 0 9 1 337 2 1 0 | 396 q = sci.crypt
  30. 0 0 0 2 3 3 0 1 1 4 3 16 0 0 36 1 3 242 4 0 | 319 r = alt.atheism
  31. 0 1 0 3 5 1 3 15 4 2 1 8 0 0 8 0 2 27 295 1 | 376 s = talk.politics.mideast
  32. 0 3 0 3 5 12 0 3 2 14 14 0 0 2 2 2 3 6 0 323 | 394 t = sci.space
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  35.  
  36. Avg. Log-likelihood: -1.18735248943319 25%-ile: -1.7707245925918653 75%-ile: -0.7174426689870622
  37.  
  38. 12/02/27 14:27:30 INFO driver.MahoutDriver: Program took 10125 ms (Minutes: 0.16875)
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