Figure 2 Graphical Representation of (a) an Eigenflow and (b) its Corresponding Principal Axis, (a), Eigenflow 3,"Days, February 2000" 1,0.0419 2,0.0127 3,0.0343 4,0.0782 5,0.0555 6,0.0535 7,0.0239 8,0.0063 9,0.0005 10,0.0115 11,-0.0113 12,-0.0173 13,-0.0128 14,-0.0125 15,-0.0155 16,-0.019 17,0.0505 18,0.0233 19,0.0103 20,0.0308 21,0.0374 22,0.0597 23,0.0724 24,0.0723 25,-0.0634 26,-0.0568 27,-0.0763 28,-0.0036 29,0.0392 30,0.0513 31,0.0365 32,0.0116 33,-0.0237 34,-0.0586 35,-0.0646 36,-0.0655 37,-0.0694 38,-0.0517 39,-0.05 40,-0.048 41,-0.0571 42,-0.0546 43,0.0092 44,-0.0009 45,0.021 46,-0.0005 47,-0.0066 48,-0.0195 49,-0.0033 50,-0.0066 51,0.012 52,0.0349 53,0.045 54,0.0309 55,0.0377 56,0.0389 57,-0.0062 58,-0.0067 59,-0.0374 60,-0.0667 61,-0.0983 62,-0.0977 63,-0.054 64,-0.0379 65,-0.0343 66,-0.0356 67,-0.0424 68,-0.0429 69,-0.0425 70,-0.0426 71,-0.0369 72,-0.0361 73,-0.0037 74,0.0174 75,0.0201 76,0.0229 77,0.0162 78,0.0098 79,0.0103 80,0.0092 81,-0.0789 82,-0.0719 83,-0.0695 84,-0.0717 85,-0.0704 86,-0.0721 87,-0.0713 88,-0.0716 89,-0.0864 90,-0.068 91,-0.0786 92,-0.0819 93,-0.0677 94,-0.0546 95,0.0044 96,-0.031 97,-0.0515 98,-0.0571 99,-0.066 100,-0.0671 101,-0.0689 102,-0.0526 103,-0.0635 104,-0.068 105,-0.0695 106,-0.0678 107,-0.0725 108,-0.0725 109,-0.09 110,-0.0857 111,-0.0948 112,-0.0098 113,-0.0645 114,-0.068 115,-0.0709 116,-0.0705 117,-0.0618 118,-0.0633 119,-0.0763 120,-0.0907 121,-0.1269 122,-0.1263 123,-0.1268 124,-0.1195 125,-0.1078 126,-0.1269 127,-0.1008 128,-0.0846 129,-0.0171 130,-0.0105 131,0.0042 132,0.0042 133,0.0058 134,0.0201 135,0.0394 136,0.0201 137,0.0128 138,0.0108 139,0.0187 140,-0.0017 141,-0.0219 142,-0.0367 143,-0.0356 144,-0.0518 145,0.0452 146,0.0538 147,0.0572 148,-0.0018 149,-0.0018 150,0.0263 151,0.0371 152,0.0404 153,0.0467 154,0.0434 155,0.014 156,0.0057 157,0.0014 158,0.0092 159,0.0111 160,0.0054 161,0.0685 162,0.0508 163,0.0417 164,0.0329 165,0.0389 166,0.0571 167,0.0468 168,0.0335 169,0.0111 170,0.0237 171,0.0148 172,0.0175 173,0.0028 174,-0.0232 175,-0.0098 176,-0.0035 177,0.05 178,0.059 179,0.04 180,-0.0043 181,-0.017 182,-0.025 183,-0.0319 184,-0.0287 185,0.0112 186,0.0541 187,0.0652 188,0.0881 189,0.0586 190,0.038 191,0.031 192,0.0251 193,-0.0791 194,-0.0738 195,-0.0712 196,-0.0737 197,-0.0719 198,-0.0707 199,-0.0693 200,-0.0729 201,-0.0716 202,-0.0694 203,-0.0694 204,-0.0876 205,-0.0681 206,-0.0619 207,-0.0591 208,-0.0584 209,-0.0578 210,-0.0604 211,-0.0553 212,0.0378 213,0.0448 214,0.034 215,0.0412 216,0.0357 217,0.0236 218,0.0115 219,0.0073 220,-0.0113 221,0.0236 222,0.0115 223,0.0073 224,-0.0113 225,0.0337 226,0.0085 227,0.0205 228,0.026 229,0.0475 230,0.0714 231,0.0621 232,0.0598 233,0.0153 234,0.0239 235,0.0149 236,-0.0221 237,-0.0261 238,-0.0096 239,-0.0096 240,-0.0128 241,0.0226 242,-0.0015 243,0.0094 244,0.026 245,0.0166 246,0.0593 247,0.052 248,0.0225 249,0.0066 250,0.0375 251,0.0433 252,0.0252 253,0.0236 254,0.0193 255,0.0262 256,0.0081 257,0.0331 258,0.0866 259,0.0284 260,0.0504 261,0.0775 262,0.0952 263,0.073 264,0.0807 265,0.0798 266,0.0581 267,0.0298 268,0.0228 269,0.0337 270,0.0046 271,0.0116 272,0.0082 273,-0.014 274,-0.0037 275,0.0095 276,0.0146 277,0.0385 278,0.0543 279,0.0668 280,0.0189 281,-0.0234 282,0.0157 283,0.0253 284,-0.0025 285,-0.0061 286,-0.0093 287,-0.0205 288,0.0064 289,-0.0354 290,-0.0369 291,-0.0462 292,-0.0493 293,-0.011 294,-0.0321 295,-0.0306 296,0.0111 297,0.063 298,0.0499 299,0.0961 300,0.0459 301,0.075 302,0.071 303,0.0727 304,0.0756 305,-0.0212 306,-0.0284 307,-0.0251 308,-0.0225 309,-0.0257 310,-0.0242 311,-0.0243 312,-0.0316 313,-0.0292 314,-0.0253 315,-0.0428 316,-0.0271 317,-0.0052 318,0.0138 319,0.017 320,0.0103 321,-0.0576 322,-0.0618 323,-0.0612 324,-0.0671 325,-0.0614 326,-0.0598 327,-0.0677 328,-0.0829 329,-0.0986 330,-0.1023 331,-0.1039 332,-0.097 333,-0.0967 334,-0.1012 335,-0.1053 336,-0.1059 337,-0.0224 338,-0.0059 339,0.0058 340,0.0217 341,0.0276 342,0.0382 343,0.0345 344,0.0558 345,0.0549 346,0.0509 347,0.045 348,0.0272 349,0.013 350,-0.0077 351,-0.0106 352,0.0002 353,-0.0176 354,-0.0137 355,0.0023 356,0.0247 357,0.024 358,-0.0089 359,-0.0287 360,0.0091 361,-0.0086 362,-0.0182 363,0.0105 364,0.0002 365,-0.0087 366,-0.0152 367,-0.026 368,-0.0246 369,-0.009 370,-0.0054 371,0.0071 372,0.0252 373,0.0259 374,0.0391 375,0.0228 376,0.0089 377,0.003 378,0.0036 379,-0.0003 380,-0.0045 381,-0.0175 382,-0.025 383,-0.0249 384,-0.0266 385,-0.0087 386,0.0073 387,0.0359 388,0.0366 389,0.048 390,0.0841 391,0.0797 392,0.0782 393,0.0577 394,0.0334 395,0.0123 396,0.0081 397,0.0136 398,0.007 399,0.014 400,0.0178 401,0.053 402,0.0372 403,0.0399 404,0.0458 405,0.0408 406,-0.0262 407,-0.0252 408,-0.0129 409,-0.0052 410,0.0247 411,0.044 412,0.031 413,0.0446 414,0.0354 415,0.0418 416,0.0384 417,0.0349 418,0.0552 419,0.0538 420,0.0503 421,0.0458 422,0.0565 423,0.0537 424,0.0097 425,0.01 426,0.011 427,0.0106 428,-0.0125 429,0.0224 430,0.006 431,0.0137 432,0.0325 433,-0.0542 434,-0.0032 435,0.013 436,0.0296 437,0.0322 438,0.0444 439,0.0539 440,0.0569 441,0.0282 442,0.0155 443,-0.003 444,0.0025 445,-0.014 446,-0.02 447,-0.0146 448,-0.0197 (b), Principal axis,Measurement point (loop number) 0,0 1,-0.1098 2,-0.0063 3,-0.0708 4,0.0154 5,-0.0366 6,-0.018 7,-0.0326 8,0.0924 9,0.0793 10,-0.043 11,-0.0611 12,0.1614 13,0.0436 14,-0.0455 15,-0.1712 16,0.0582 17,-0.0045 18,0.1782 19,-0.0798 20,0.3123 21,0.0101 22,0.1753 23,-0.3118 24,-0.0701 25,0.2176 26,0.0486 27,-0.1462 28,-0.0657 29,0.0438 30,-0.1951 31,-0.0087 32,0.0747 33,0.1514 34,0.0504 35,-0.1817 36,-0.0241 37,0.1651 38,0.341 39,0.165 40,0.0373 41,-0.1419 42,-0.1096 43,0.0483 44,0.0883 45,0.0544 46,0.0742 47,0.0532 48,-0.0045 49,-0.021 50,0.101 51,-0.0035 52,0.0461 53,0.0307 54,-0.0079 55,-0.035 56,-0.1372 57,0.0668 58,0.0978 59,-0.0081 60,0.0577 61,-0.008 62,-0.0987 63,-0.0264 64,-0.0246 65,-0.0505 66,-0.096 67,0.1838 68,0.04 69,-0.0151 70,-0.0065 71,-0.1668 72,0.0176 73,0.0047 74,-0.0098 75,0.0238 76,-0.1165 77,0.0214 78,0.0687 79,-0.0024 80,0.1078 81,0.1135 82,0.0395 83,-0.0097 84,0.0288 85,0.0417 86,0.0176 87,-0.0492 88,-0.0314 89,0.0762 90,0.0072 91,0.0228 92,-0.0093 93,0.0868 94,-0.0381 95,-0.0138 96,0.0245 97,-0.0268 98,-0.0075 99,0.0661 100,0.0035 101,-0.0087 102,-0.0597 103,0.0022 104,-0.0434 105,-0.0203 106,0.0371 107,-0.0134 108,0.0134 109,-0.0092 110,-0.0361 111,-0.0111 112,-0.0053 113,-0.0122 114,-0.0221 115,-0.0166 116,-0.0147 117,0.0021 118,-0.0154 119,-0.0187 120,-0.0009 121,0.0068 122,0.0104 123,0.0009 124,-0.0008 125,0 126,0 127,0 128,0 129,0 130,0 131,0 132,0 133,0 134,0 135,0 136,0 137,0 138,0 139,0 140,0