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Fourier Analysis of DFLCX (DFLCX)


DFLCX (DFLCX) appears to have interesting cyclic behaviour every 18 weeks (.0288*sine), 15 weeks (.0249*sine), and 18 weeks (.0194*cosine).

DFLCX (DFLCX) has an average price of 11.61 (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 1/2/2014 to 10/16/2017 for DFLCX (DFLCX), this program was able to calculate the following Fourier Series:
Sequence #Cosine Coefficients Sine Coefficients FrequenciesPeriod
011.60512   0 
1.18888 -.18291 (1*2π)/199199 weeks
2-.06939 -.23541 (2*2π)/199100 weeks
3.03245 .01635 (3*2π)/19966 weeks
4-.05288 -.11347 (4*2π)/19950 weeks
5.00866 -.03374 (5*2π)/19940 weeks
6.01332 -.06251 (6*2π)/19933 weeks
7-.02288 -.01493 (7*2π)/19928 weeks
8.00829 -.04684 (8*2π)/19925 weeks
9-.01565 -.01766 (9*2π)/19922 weeks
10.01275 -.01252 (10*2π)/19920 weeks
11-.01941 -.02876 (11*2π)/19918 weeks
12-.00734 -.0157 (12*2π)/19917 weeks
13.00275 -.02493 (13*2π)/19915 weeks
14-.00733 -.00885 (14*2π)/19914 weeks
15-.00164 -.01628 (15*2π)/19913 weeks
16-.0095 -.02376 (16*2π)/19912 weeks
17.00971 -.0124 (17*2π)/19912 weeks
18-.00402 -.00969 (18*2π)/19911 weeks
19-.0001 -.01274 (19*2π)/19910 weeks
20-.01216 -.02053 (20*2π)/19910 weeks
21-.00374 -.00833 (21*2π)/1999 weeks
22-.00019 -.01944 (22*2π)/1999 weeks
23-.00418 -.00367 (23*2π)/1999 weeks
24-.00663 -.01072 (24*2π)/1998 weeks
25-.00874 -.01015 (25*2π)/1998 weeks
26-.00669 -.01068 (26*2π)/1998 weeks
27-.0005 -.00626 (27*2π)/1997 weeks
28-.00835 -.00533 (28*2π)/1997 weeks
29-.00419 -.01297 (29*2π)/1997 weeks
30.00172 -.00312 (30*2π)/1997 weeks
31-.00334 -.0132 (31*2π)/1996 weeks
32-.00902 -.00342 (32*2π)/1996 weeks
33-.00307 -.01076 (33*2π)/1996 weeks
34-.00315 -.00699 (34*2π)/1996 weeks
35-.00468 -.00446 (35*2π)/1996 weeks
36-.00144 -.00789 (36*2π)/1996 weeks
37-.01073 -.00533 (37*2π)/1995 weeks
38-.00118 -.00484 (38*2π)/1995 weeks
39-.00848 -.00535 (39*2π)/1995 weeks
40-.00434 -.0054 (40*2π)/1995 weeks
41-.0056 -.00751 (41*2π)/1995 weeks
42.00067 -.00459 (42*2π)/1995 weeks
43-.00613 -.00428 (43*2π)/1995 weeks
44-.00449 -.00198 (44*2π)/1995 weeks
45-.00609 -.00745 (45*2π)/1994 weeks
46-.00201 -.00287 (46*2π)/1994 weeks
47-.00188 -.0051 (47*2π)/1994 weeks
48-.00412 -.00084 (48*2π)/1994 weeks
49-.00445 -.00825 (49*2π)/1994 weeks
50-.0028 -.0038 (50*2π)/1994 weeks
51-.00449 -.0062 (51*2π)/1994 weeks
52-.00513 -.00085 (52*2π)/1994 weeks
53-.00461 -.00775 (53*2π)/1994 weeks
54-.00356 -.00356 (54*2π)/1994 weeks
55-.00281 -.00404 (55*2π)/1994 weeks
56-.00452 -.00148 (56*2π)/1994 weeks
57-.00542 -.00391 (57*2π)/1993 weeks
58-.00435 -.00459 (58*2π)/1993 weeks
59-.00449 -.00269 (59*2π)/1993 weeks
60-.00468 -.00216 (60*2π)/1993 weeks
61-.00408 -.00255 (61*2π)/1993 weeks
62-.00451 -.00527 (62*2π)/1993 weeks
63-.00401 -.00114 (63*2π)/1993 weeks
64-.00448 -.00332 (64*2π)/1993 weeks
65-.00477 -.00278 (65*2π)/1993 weeks
66-.00392 -.00182 (66*2π)/1993 weeks
67-.00349 -.00112 (67*2π)/1993 weeks
68-.00489 -.00191 (68*2π)/1993 weeks
69-.00334 -.00322 (69*2π)/1993 weeks
70-.00293 -.00335 (70*2π)/1993 weeks
71-.00401 -.00135 (71*2π)/1993 weeks
72-.00463 -.00038 (72*2π)/1993 weeks
73-.00436 -.00299 (73*2π)/1993 weeks
74-.00583 -.00122 (74*2π)/1993 weeks
75-.00183 -.00328 (75*2π)/1993 weeks
76-.00359 .00052 (76*2π)/1993 weeks
77-.00492 -.00301 (77*2π)/1993 weeks
78-.00535 -.00059 (78*2π)/1993 weeks
79-.00477 -.0031 (79*2π)/1993 weeks
80-.0031 .00057 (80*2π)/1992 weeks
81-.00384 -.00087 (81*2π)/1992 weeks
82-.0042 -.00272 (82*2π)/1992 weeks
83-.00423 -.00008 (83*2π)/1992 weeks
84-.00393 -.0017 (84*2π)/1992 weeks
85-.00578 .00023 (85*2π)/1992 weeks
86-.00433 -.00193 (86*2π)/1992 weeks
87-.00386 -.00127 (87*2π)/1992 weeks
88-.004 -.00036 (88*2π)/1992 weeks
89-.00577 -.00145 (89*2π)/1992 weeks
90-.00482 -.00135 (90*2π)/1992 weeks
91-.0036 .00114 (91*2π)/1992 weeks
92-.00376 .00001 (92*2π)/1992 weeks
93-.00344 .00059 (93*2π)/1992 weeks
94-.00498 -.00126 (94*2π)/1992 weeks
95-.00225 -.00015 (95*2π)/1992 weeks
96-.00549 -.00076 (96*2π)/1992 weeks
97-.0029 .00186 (97*2π)/1992 weeks
98-.0049 -.00011 (98*2π)/1992 weeks
99-.00315 .00063 (99*2π)/1992 weeks
100-.00315 -.00063 (100*2π)/1992 weeks
101-.0049 .00011 (101*2π)/1992 weeks
102-.0029 -.00186 (102*2π)/1992 weeks
103-.00549 .00076 (103*2π)/1992 weeks
104-.00225 .00015 (104*2π)/1992 weeks
105-.00498 .00126 (105*2π)/1992 weeks
106-.00344 -.00059 (106*2π)/1992 weeks
107-.00376 -.00001 (107*2π)/1992 weeks
108-.0036 -.00114 (108*2π)/1992 weeks
109-.00482 .00135 (109*2π)/1992 weeks
110-.00577 .00145 (110*2π)/1992 weeks
111-.004 .00036 (111*2π)/1992 weeks
112-.00386 .00127 (112*2π)/1992 weeks
113-.00433 .00193 (113*2π)/1992 weeks
114-.00578 -.00023 (114*2π)/1992 weeks
115-.00393 .0017 (115*2π)/1992 weeks
116-.00423 .00008 (116*2π)/1992 weeks
117-.0042 .00272 (117*2π)/1992 weeks
118-.00384 .00087 (118*2π)/1992 weeks
119-.0031 -.00057 (119*2π)/1992 weeks
120-.00477 .0031 (120*2π)/1992 weeks
121-.00535 .00059 (121*2π)/1992 weeks
122-.00492 .00301 (122*2π)/1992 weeks
123-.00359 -.00052 (123*2π)/1992 weeks
124-.00183 .00328 (124*2π)/1992 weeks
125-.00583 .00122 (125*2π)/1992 weeks
126-.00436 .00299 (126*2π)/1992 weeks
127-.00463 .00038 (127*2π)/1992 weeks
128-.00401 .00135 (128*2π)/1992 weeks
129-.00293 .00335 (129*2π)/1992 weeks
130-.00334 .00322 (130*2π)/1992 weeks
131-.00489 .00191 (131*2π)/1992 weeks
132-.00349 .00112 (132*2π)/1992 weeks
133-.00392 .00182 (133*2π)/1991 weeks
134-.00477 .00278 (134*2π)/1991 weeks
135-.00448 .00332 (135*2π)/1991 weeks
136-.00401 .00114 (136*2π)/1991 weeks
137-.00451 .00527 (137*2π)/1991 weeks
138-.00408 .00255 (138*2π)/1991 weeks
139-.00468 .00216 (139*2π)/1991 weeks
140-.00449 .00269 (140*2π)/1991 weeks
141-.00435 .00459 (141*2π)/1991 weeks
142-.00542 .00391 (142*2π)/1991 weeks
143-.00452 .00148 (143*2π)/1991 weeks
144-.00281 .00404 (144*2π)/1991 weeks
145-.00356 .00356 (145*2π)/1991 weeks
146-.00461 .00775 (146*2π)/1991 weeks
147-.00513 .00085 (147*2π)/1991 weeks
148-.00449 .0062 (148*2π)/1991 weeks
149-.0028 .0038 (149*2π)/1991 weeks
150-.00445 .00825 (150*2π)/1991 weeks
151-.00412 .00084 (151*2π)/1991 weeks
152-.00188 .0051 (152*2π)/1991 weeks
153-.00201 .00287 (153*2π)/1991 weeks
154-.00609 .00745 (154*2π)/1991 weeks
155-.00449 .00198 (155*2π)/1991 weeks
156-.00613 .00428 (156*2π)/1991 weeks
157.00067 .00459 (157*2π)/1991 weeks
158-.0056 .00751 (158*2π)/1991 weeks
159-.00434 .0054 (159*2π)/1991 weeks
160-.00848 .00535 (160*2π)/1991 weeks
161-.00118 .00484 (161*2π)/1991 weeks
162-.01073 .00533 (162*2π)/1991 weeks
163-.00144 .00789 (163*2π)/1991 weeks
164-.00468 .00446 (164*2π)/1991 weeks
165-.00315 .00699 (165*2π)/1991 weeks
166-.00307 .01076 (166*2π)/1991 weeks
167-.00902 .00342 (167*2π)/1991 weeks
168-.00334 .0132 (168*2π)/1991 weeks
169.00172 .00312 (169*2π)/1991 weeks
170-.00419 .01297 (170*2π)/1991 weeks
171-.00835 .00533 (171*2π)/1991 weeks
172-.0005 .00626 (172*2π)/1991 weeks
173-.00669 .01068 (173*2π)/1991 weeks
174-.00874 .01015 (174*2π)/1991 weeks
175-.00663 .01072 (175*2π)/1991 weeks
176-.00418 .00367 (176*2π)/1991 weeks
177-.00019 .01944 (177*2π)/1991 weeks
178-.00374 .00833 (178*2π)/1991 weeks
179-.01216 .02053 (179*2π)/1991 weeks
180-.0001 .01274 (180*2π)/1991 weeks
181-.00402 .00969 (181*2π)/1991 weeks
182.00971 .0124 (182*2π)/1991 weeks
183-.0095 .02376 (183*2π)/1991 weeks
184-.00164 .01628 (184*2π)/1991 weeks
185-.00733 .00885 (185*2π)/1991 weeks
186.00275 .02493 (186*2π)/1991 weeks
187-.00734 .0157 (187*2π)/1991 weeks
188-.01941 .02876 (188*2π)/1991 weeks
189.01275 .01252 (189*2π)/1991 weeks
190-.01565 .01766 (190*2π)/1991 weeks
191.00829 .04684 (191*2π)/1991 weeks
192-.02288 .01493 (192*2π)/1991 weeks
193.01332 .06251 (193*2π)/1991 weeks
194.00866 .03374 (194*2π)/1991 weeks
195-.05288 .11347 (195*2π)/1991 weeks
196.03245 -.01635 (196*2π)/1991 weeks
197-.06939 .23541 (197*2π)/1991 weeks



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