belladit.out3

求矩阵奇异分解svd算法

 ... DATE: Fri Feb 19 1993 04:36:28 EST

 ... 
 ... HYBRID BLOCK LANCZOS (CYCLIC)
 ... NO. OF EQUATIONS          =       456
 ... MAX. NO. OF ITERATIONS    =        80
 ... NO. OF ITERATIONS TAKEN   =         5
 ... NO. OF TRIPLETS SOUGHT    =        10
 ... NO. OF TRIPLETS FOUND     =        10
 ... INITIAL BLOCKSIZE         =         4
 ... FINAL   BLOCKSIZE         =         1
 ... MAXIMUM SUBSPACE BOUND    =        60
 ... FINAL   SUBSPACE BOUND    =        51
 ... NO. MULTIPLICATIONS BY A  =       291
 ... NO. MULT. BY TRANSPOSE(A) =       273
 ... TOTAL SPARSE MAT-VEC MULT.=       564
 ... MEMORY NEEDED IN BYTES    =    622088
 ... WANT S-VECTORS ON OUTPUT?           T
 ... TOLERANCE                 =  1.00-06

 Bellcore ADI Linguistics Data                                           
           'belladit'
 ... NO. OF DOC.  (ROWS OF A)   =      374
 ... NO. OF TERMS (COLS OF A)   =       82
 ... 

 ...... BLSVD EXECUTION TIME=  6.17+00
 ...... 
 ......         COMPUTED S-VALUES     (RES. NORMS)
 ...... 
 ......   1     2.07867600616908+01  (   1.63-14)
 ......   2     1.42353401068293+01  (   3.78-14)
 ......   3     1.29595299470496+01  (   3.36-14)
 ......   4     1.05638763110088+01  (   1.96-14)
 ......   5     9.61443992114471+00  (   1.10-13)
 ......   6     8.90736696504891+00  (   4.21-14)
 ......   7     8.66076291285260+00  (   8.57-14)
 ......   8     8.35688414226184+00  (   1.03-13)
 ......   9     8.15793400470780+00  (   2.31-14)
 ......  10     7.87670807934985+00  (   7.34-13)