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Fourier Analysis of DOMK (Domark International Inc)


DOMK (Domark International Inc) appears to have interesting cyclic behaviour every 28 weeks (633.983*sine), 25 weeks (547.2999*sine), and 30 weeks (537.6147*sine).

DOMK (Domark International Inc) has an average price of 1,454.83 (topmost row, frequency = 0).



Click on the checkboxes shown on the right to see how the various frequencies contribute to the graph. Look for large magnitude coefficients (sine or cosine), as these are associated with frequencies which contribute most to the associated stock plot. If you find a large magnitude coefficient which dramatically changes the graph, look at the associated "Period" in weeks, as you may have found a significant recurring cycle for the stock of interest.

Right click on the graph above to see the menu of operations (download, full screen, etc.)

Fourier Analysis

Using data from 9/19/2011 to 1/8/2018 for DOMK (Domark International Inc), this program was able to calculate the following Fourier Series:
Sequence #Cosine Coefficients Sine Coefficients FrequenciesPeriod
01,454.833   0 
12,352.885 1,320.788 (1*2π)/330330 weeks
21,279.306 1,812.593 (2*2π)/330165 weeks
3417.7334 1,671.168 (3*2π)/330110 weeks
4-129.4478 1,261.639 (4*2π)/33083 weeks
5-330.6043 734.8267 (5*2π)/33066 weeks
6-200.8679 340.6786 (6*2π)/33055 weeks
710.11774 211.4469 (7*2π)/33047 weeks
8136.6921 203.6233 (8*2π)/33041 weeks
9242.8811 226.8005 (9*2π)/33037 weeks
10326.657 349.2992 (10*2π)/33033 weeks
11264.7897 537.6147 (11*2π)/33030 weeks
1245.25646 633.983 (12*2π)/33028 weeks
13-205.9114 547.2999 (13*2π)/33025 weeks
14-349.5172 308.0319 (14*2π)/33024 weeks
15-305.4849 33.68101 (15*2π)/33022 weeks
16-106.9814 -135.4125 (16*2π)/33021 weeks
17129.9596 -136.3228 (17*2π)/33019 weeks
18296.813 5.59592 (18*2π)/33018 weeks
19321.5729 212.0869 (19*2π)/33017 weeks
20203.3188 368.6984 (20*2π)/33017 weeks
2125.42606 404.1628 (21*2π)/33016 weeks
22-127.3029 328.1851 (22*2π)/33015 weeks
23-201.5695 179.5897 (23*2π)/33014 weeks
24-169.6625 23.98171 (24*2π)/33014 weeks
25-59.81059 -71.46635 (25*2π)/33013 weeks
2673.74747 -84.55397 (26*2π)/33013 weeks
27185.1373 -18.36194 (27*2π)/33012 weeks
28229.084 100.2081 (28*2π)/33012 weeks
29189.4626 213.54 (29*2π)/33011 weeks
3096.08178 275.4876 (30*2π)/33011 weeks
31-9.2056 272.8872 (31*2π)/33011 weeks
32-89.13436 217.7714 (32*2π)/33010 weeks
33-128.8458 140.6599 (33*2π)/33010 weeks
34-137.7175 54.49076 (34*2π)/33010 weeks
35-99.6711 -40.52256 (35*2π)/3309 weeks
361.52675 -99.05317 (36*2π)/3309 weeks
37116.9599 -75.39293 (37*2π)/3309 weeks
38188.2749 9.87172 (38*2π)/3309 weeks
39196.7657 119.7654 (39*2π)/3308 weeks
40131.8543 217.5802 (40*2π)/3308 weeks
4113.51606 248.581 (41*2π)/3308 weeks
42-93.509 193.8302 (42*2π)/3308 weeks
43-137.8997 89.96846 (43*2π)/3308 weeks
44-112.7683 -10.85228 (44*2π)/3308 weeks
45-41.36005 -73.71936 (45*2π)/3307 weeks
4647.7746 -87.39764 (46*2π)/3307 weeks
47128.9565 -49.74421 (47*2π)/3307 weeks
48172.7537 29.56296 (48*2π)/3307 weeks
49157.7627 117.7434 (49*2π)/3307 weeks
5094.88526 174.2999 (50*2π)/3307 weeks
5117.83397 182.675 (51*2π)/3306 weeks
52-47.43339 150.184 (52*2π)/3306 weeks
53-83.30904 88.39951 (53*2π)/3306 weeks
54-75.55814 19.77751 (54*2π)/3306 weeks
55-32.62451 -23.81311 (55*2π)/3306 weeks
5616.51471 -33.15211 (56*2π)/3306 weeks
5756.28117 -20.15376 (57*2π)/3306 weeks
5883.27161 9.73784 (58*2π)/3306 weeks
5985.7233 50.25555 (59*2π)/3306 weeks
6059.75865 79.36227 (60*2π)/3306 weeks
6124.23942 79.93068 (61*2π)/3305 weeks
621.65865 55.64774 (62*2π)/3305 weeks
636.80522 24.06569 (63*2π)/3305 weeks
6434.39336 10.99131 (64*2π)/3305 weeks
6559.69063 24.88812 (65*2π)/3305 weeks
6665.8831 53.85118 (66*2π)/3305 weeks
6745.46205 80.83269 (67*2π)/3305 weeks
687.02532 82.272 (68*2π)/3305 weeks
69-20.01692 51.59451 (69*2π)/3305 weeks
70-14.91485 11.94638 (70*2π)/3305 weeks
7114.51265 -9.69524 (71*2π)/3305 weeks
7245.80661 -6.40475 (72*2π)/3305 weeks
7365.6425 12.62786 (73*2π)/3305 weeks
7470.38707 37.51779 (74*2π)/3304 weeks
7559.66672 59.80341 (75*2π)/3304 weeks
7638.66259 70.68928 (76*2π)/3304 weeks
7716.81604 67.95296 (77*2π)/3304 weeks
78.08352 56.19976 (78*2π)/3304 weeks
79-10.94557 37.52127 (79*2π)/3304 weeks
80-11.43239 11.5923 (80*2π)/3304 weeks
817.33598 -12.14033 (81*2π)/3304 weeks
8237.97492 -16.35513 (82*2π)/3304 weeks
8360.25518 -.02854 (83*2π)/3304 weeks
8465.86275 20.85639 (84*2π)/3304 weeks
8563.01292 36.76891 (85*2π)/3304 weeks
8656.34903 53.10891 (86*2π)/3304 weeks
8735.61904 67.12351 (87*2π)/3304 weeks
885.77267 60.3475 (88*2π)/3304 weeks
89-8.88466 32.08947 (89*2π)/3304 weeks
901.26274 3.76752 (90*2π)/3304 weeks
9126.6254 -8.70977 (91*2π)/3304 weeks
9254.09483 -.69547 (92*2π)/3304 weeks
9368.48653 27.21086 (93*2π)/3304 weeks
9455.4629 58.49588 (94*2π)/3304 weeks
9522.96673 68.77665 (95*2π)/3303 weeks
96-4.99569 54.48154 (96*2π)/3303 weeks
97-17.50875 28.66345 (97*2π)/3303 weeks
98-14.08882 .92029 (98*2π)/3303 weeks
994.78197 -19.91666 (99*2π)/3303 weeks
10030.67905 -26.07434 (100*2π)/3303 weeks
10155.40728 -18.3264 (101*2π)/3303 weeks
10273.18954 2.37985 (102*2π)/3303 weeks
10375.31381 31.29753 (103*2π)/3303 weeks
10458.91324 56.65948 (104*2π)/3303 weeks
10528.11768 66.48455 (105*2π)/3303 weeks
106-2.005 51.62101 (106*2π)/3303 weeks
107-10.60026 21.1618 (107*2π)/3303 weeks
1082.81058 -.19306 (108*2π)/3303 weeks
10918.75477 -5.0909 (109*2π)/3303 weeks
11029.38948 -4.96977 (110*2π)/3303 weeks
11141.04568 -2.4618 (111*2π)/3303 weeks
11251.92059 8.62796 (112*2π)/3303 weeks
11352.36366 27.24904 (113*2π)/3303 weeks
11438.01188 42.76107 (114*2π)/3303 weeks
11514.39652 43.78815 (115*2π)/3303 weeks
116-4.89293 26.7965 (116*2π)/3303 weeks
117-7.54512 -1.10237 (117*2π)/3303 weeks
11812.02563 -25.17449 (118*2π)/3303 weeks
11945.92677 -26.11397 (119*2π)/3303 weeks
12067.50544 .67451 (120*2π)/3303 weeks
12159.18378 32.21441 (121*2π)/3303 weeks
12232.48133 43.23304 (122*2π)/3303 weeks
12311.39909 32.47095 (123*2π)/3303 weeks
1244.10867 16.55085 (124*2π)/3303 weeks
1252.57069 .01037 (125*2π)/3303 weeks
12613.15012 -19.98567 (126*2π)/3303 weeks
12739.71186 -25.78272 (127*2π)/3303 weeks
12859.2445 -9.60176 (128*2π)/3303 weeks
12962.17924 9.62282 (129*2π)/3303 weeks
13058.53291 25.10032 (130*2π)/3303 weeks
13147.41719 40.85997 (131*2π)/3303 weeks
13224.02393 48.18389 (132*2π)/3303 weeks
133-.33294 35.23755 (133*2π)/3302 weeks
134-7.02393 10.31356 (134*2π)/3302 weeks
1352.09427 -7.65693 (135*2π)/3302 weeks
13613.0896 -15.99415 (136*2π)/3302 weeks
13725.06457 -22.66118 (137*2π)/3302 weeks
13844.04279 -22.95215 (138*2π)/3302 weeks
13960.26469 -6.56544 (139*2π)/3302 weeks
14057.9541 15.84415 (140*2π)/3302 weeks
14143.25613 26.9561 (141*2π)/3302 weeks
14229.51088 28.1218 (142*2π)/3302 weeks
14315.81242 24.3409 (143*2π)/3302 weeks
1443.35345 10.48405 (144*2π)/3302 weeks
1454.60393 -12.96405 (145*2π)/3302 weeks
14625.15101 -28.89414 (146*2π)/3302 weeks
14750.27012 -23.98044 (147*2π)/3302 weeks
14863.79568 -5.44941 (148*2π)/3302 weeks
14963.81442 16.17397 (149*2π)/3302 weeks
15051.15892 34.01587 (150*2π)/3302 weeks
15129.64944 40.59398 (151*2π)/3302 weeks
1529.03056 32.61934 (152*2π)/3302 weeks
153-1.32291 14.96865 (153*2π)/3302 weeks
154-.67659 -1.68352 (154*2π)/3302 weeks
1554.64839 -15.42338 (155*2π)/3302 weeks
15616.65673 -28.55983 (156*2π)/3302 weeks
15738.55509 -31.91407 (157*2π)/3302 weeks
15856.84187 -17.55291 (158*2π)/3302 weeks
15957.9941 2.80226 (159*2π)/3302 weeks
16048.61659 14.52901 (160*2π)/3302 weeks
16138.1746 18.52243 (161*2π)/3302 weeks
16228.86878 17.6846 (162*2π)/3302 weeks
16322.11389 13.58989 (163*2π)/3302 weeks
16417.08888 8.11901 (164*2π)/3302 weeks
16514.73249   (165*2π)/3302 weeks
16617.08888 -8.11901 (166*2π)/3302 weeks
16722.11389 -13.58989 (167*2π)/3302 weeks
16828.86878 -17.6846 (168*2π)/3302 weeks
16938.1746 -18.52243 (169*2π)/3302 weeks
17048.61659 -14.52901 (170*2π)/3302 weeks
17157.9941 -2.80226 (171*2π)/3302 weeks
17256.84187 17.55291 (172*2π)/3302 weeks
17338.55509 31.91407 (173*2π)/3302 weeks
17416.65673 28.55983 (174*2π)/3302 weeks
1754.64839 15.42338 (175*2π)/3302 weeks
176-.67659 1.68352 (176*2π)/3302 weeks
177-1.32291 -14.96865 (177*2π)/3302 weeks
1789.03056 -32.61934 (178*2π)/3302 weeks
17929.64944 -40.59398 (179*2π)/3302 weeks
18051.15892 -34.01587 (180*2π)/3302 weeks
18163.81442 -16.17397 (181*2π)/3302 weeks
18263.79568 5.44941 (182*2π)/3302 weeks
18350.27012 23.98044 (183*2π)/3302 weeks
18425.15101 28.89414 (184*2π)/3302 weeks
1854.60393 12.96405 (185*2π)/3302 weeks
1863.35345 -10.48405 (186*2π)/3302 weeks
18715.81242 -24.3409 (187*2π)/3302 weeks
18829.51088 -28.1218 (188*2π)/3302 weeks
18943.25613 -26.9561 (189*2π)/3302 weeks
19057.9541 -15.84415 (190*2π)/3302 weeks
19160.26469 6.56544 (191*2π)/3302 weeks
19244.04279 22.95215 (192*2π)/3302 weeks
19325.06457 22.66118 (193*2π)/3302 weeks
19413.0896 15.99415 (194*2π)/3302 weeks
1952.09427 7.65693 (195*2π)/3302 weeks
196-7.02393 -10.31356 (196*2π)/3302 weeks
197-.33294 -35.23755 (197*2π)/3302 weeks
19824.02393 -48.18389 (198*2π)/3302 weeks
19947.41719 -40.85997 (199*2π)/3302 weeks
20058.53291 -25.10032 (200*2π)/3302 weeks
20162.17924 -9.62282 (201*2π)/3302 weeks
20259.2445 9.60176 (202*2π)/3302 weeks
20339.71186 25.78272 (203*2π)/3302 weeks
20413.15012 19.98567 (204*2π)/3302 weeks
2052.57069 -.01037 (205*2π)/3302 weeks
2064.10867 -16.55085 (206*2π)/3302 weeks
20711.39909 -32.47095 (207*2π)/3302 weeks
20832.48133 -43.23304 (208*2π)/3302 weeks
20959.18378 -32.21441 (209*2π)/3302 weeks
21067.50544 -.67451 (210*2π)/3302 weeks
21145.92677 26.11397 (211*2π)/3302 weeks
21212.02563 25.17449 (212*2π)/3302 weeks
213-7.54512 1.10237 (213*2π)/3302 weeks
214-4.89293 -26.7965 (214*2π)/3302 weeks
21514.39652 -43.78815 (215*2π)/3302 weeks
21638.01188 -42.76107 (216*2π)/3302 weeks
21752.36366 -27.24904 (217*2π)/3302 weeks
21851.92059 -8.62796 (218*2π)/3302 weeks
21941.04568 2.4618 (219*2π)/3302 weeks
22029.38948 4.96977 (220*2π)/3302 weeks
22118.75477 5.0909 (221*2π)/3301 weeks
2222.81058 .19306 (222*2π)/3301 weeks
223-10.60026 -21.1618 (223*2π)/3301 weeks
224-2.005 -51.62101 (224*2π)/3301 weeks
22528.11768 -66.48455 (225*2π)/3301 weeks
22658.91324 -56.65948 (226*2π)/3301 weeks
22775.31381 -31.29753 (227*2π)/3301 weeks
22873.18954 -2.37985 (228*2π)/3301 weeks
22955.40728 18.3264 (229*2π)/3301 weeks
23030.67905 26.07434 (230*2π)/3301 weeks
2314.78197 19.91666 (231*2π)/3301 weeks
232-14.08882 -.92029 (232*2π)/3301 weeks
233-17.50875 -28.66345 (233*2π)/3301 weeks
234-4.99569 -54.48154 (234*2π)/3301 weeks
23522.96673 -68.77665 (235*2π)/3301 weeks
23655.4629 -58.49588 (236*2π)/3301 weeks
23768.48653 -27.21086 (237*2π)/3301 weeks
23854.09483 .69547 (238*2π)/3301 weeks
23926.6254 8.70977 (239*2π)/3301 weeks
2401.26274 -3.76752 (240*2π)/3301 weeks
241-8.88466 -32.08947 (241*2π)/3301 weeks
2425.77267 -60.3475 (242*2π)/3301 weeks
24335.61904 -67.12351 (243*2π)/3301 weeks
24456.34903 -53.10891 (244*2π)/3301 weeks
24563.01292 -36.76891 (245*2π)/3301 weeks
24665.86275 -20.85639 (246*2π)/3301 weeks
24760.25518 .02854 (247*2π)/3301 weeks
24837.97492 16.35513 (248*2π)/3301 weeks
2497.33598 12.14033 (249*2π)/3301 weeks
250-11.43239 -11.5923 (250*2π)/3301 weeks
251-10.94557 -37.52127 (251*2π)/3301 weeks
252.08352 -56.19976 (252*2π)/3301 weeks
25316.81604 -67.95296 (253*2π)/3301 weeks
25438.66259 -70.68928 (254*2π)/3301 weeks
25559.66672 -59.80341 (255*2π)/3301 weeks
25670.38707 -37.51779 (256*2π)/3301 weeks
25765.6425 -12.62786 (257*2π)/3301 weeks
25845.80661 6.40475 (258*2π)/3301 weeks
25914.51265 9.69524 (259*2π)/3301 weeks
260-14.91485 -11.94638 (260*2π)/3301 weeks
261-20.01692 -51.59451 (261*2π)/3301 weeks
2627.02532 -82.272 (262*2π)/3301 weeks
26345.46205 -80.83269 (263*2π)/3301 weeks
26465.8831 -53.85118 (264*2π)/3301 weeks
26559.69063 -24.88812 (265*2π)/3301 weeks
26634.39336 -10.99131 (266*2π)/3301 weeks
2676.80522 -24.06569 (267*2π)/3301 weeks
2681.65865 -55.64774 (268*2π)/3301 weeks
26924.23942 -79.93068 (269*2π)/3301 weeks
27059.75865 -79.36227 (270*2π)/3301 weeks
27185.7233 -50.25555 (271*2π)/3301 weeks
27283.27161 -9.73784 (272*2π)/3301 weeks
27356.28117 20.15376 (273*2π)/3301 weeks
27416.51471 33.15211 (274*2π)/3301 weeks
275-32.62451 23.81311 (275*2π)/3301 weeks
276-75.55814 -19.77751 (276*2π)/3301 weeks
277-83.30904 -88.39951 (277*2π)/3301 weeks
278-47.43339 -150.184 (278*2π)/3301 weeks
27917.83397 -182.675 (279*2π)/3301 weeks
28094.88526 -174.2999 (280*2π)/3301 weeks
281157.7627 -117.7434 (281*2π)/3301 weeks
282172.7537 -29.56296 (282*2π)/3301 weeks
283128.9565 49.74421 (283*2π)/3301 weeks
28447.7746 87.39764 (284*2π)/3301 weeks
285-41.36005 73.71936 (285*2π)/3301 weeks
286-112.7683 10.85228 (286*2π)/3301 weeks
287-137.8997 -89.96846 (287*2π)/3301 weeks
288-93.509 -193.8302 (288*2π)/3301 weeks
28913.51606 -248.581 (289*2π)/3301 weeks
290131.8543 -217.5802 (290*2π)/3301 weeks
291196.7657 -119.7654 (291*2π)/3301 weeks
292188.2749 -9.87172 (292*2π)/3301 weeks
293116.9599 75.39293 (293*2π)/3301 weeks
2941.52675 99.05317 (294*2π)/3301 weeks
295-99.6711 40.52256 (295*2π)/3301 weeks
296-137.7175 -54.49076 (296*2π)/3301 weeks
297-128.8458 -140.6599 (297*2π)/3301 weeks
298-89.13436 -217.7714 (298*2π)/3301 weeks
299-9.2056 -272.8872 (299*2π)/3301 weeks
30096.08178 -275.4876 (300*2π)/3301 weeks
301189.4626 -213.54 (301*2π)/3301 weeks
302229.084 -100.2081 (302*2π)/3301 weeks
303185.1373 18.36194 (303*2π)/3301 weeks
30473.74747 84.55397 (304*2π)/3301 weeks
305-59.81059 71.46635 (305*2π)/3301 weeks
306-169.6625 -23.98171 (306*2π)/3301 weeks
307-201.5695 -179.5897 (307*2π)/3301 weeks
308-127.3029 -328.1851 (308*2π)/3301 weeks
30925.42606 -404.1628 (309*2π)/3301 weeks
310203.3188 -368.6984 (310*2π)/3301 weeks
311321.5729 -212.0869 (311*2π)/3301 weeks
312296.813 -5.59592 (312*2π)/3301 weeks
313129.9596 136.3228 (313*2π)/3301 weeks
314-106.9814 135.4125 (314*2π)/3301 weeks
315-305.4849 -33.68101 (315*2π)/3301 weeks
316-349.5172 -308.0319 (316*2π)/3301 weeks
317-205.9114 -547.2999 (317*2π)/3301 weeks
31845.25646 -633.983 (318*2π)/3301 weeks
319264.7897 -537.6147 (319*2π)/3301 weeks
320326.657 -349.2992 (320*2π)/3301 weeks
321242.8811 -226.8005 (321*2π)/3301 weeks
322136.6921 -203.6233 (322*2π)/3301 weeks
32310.11774 -211.4469 (323*2π)/3301 weeks
324-200.8679 -340.6786 (324*2π)/3301 weeks
325-330.6043 -734.8267 (325*2π)/3301 weeks
326-129.4478 -1,261.639 (326*2π)/3301 weeks
327417.7334 -1,671.168 (327*2π)/3301 weeks
3281,279.306 -1,812.593 (328*2π)/3301 weeks



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