Constant-Q transform: Revision history

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curprev 02:2202:22, 20 January 2025 David Eppstein talk contribs 13,570 bytes −96 →Comparison with the Fourier transform: I don't think this is a reliable source and I think this claim can be justified as not needing a source under WP:CALC undo

curprev 10:0210:02, 19 December 2024 Citation bot talk contribs 13,666 bytes +31 Add: bibcode, authors 1-1. Removed parameters. Some additions/deletions were parameter name changes. | Use this bot. Report bugs. | Suggested by Pancho507 | Linked from User:Pancho507/sandbox/1 | #UCB_webform_linked 1318/3849 undo

curprev 02:2502:25, 8 December 2024 InternetArchiveBot talk contribs 13,635 bytes +160 Rescuing 1 sources and tagging 0 as dead.) #IABot (v2.0.9.5) (Pancho507 - 22012 undo

curprev 16:0516:05, 10 September 2024 Ira Leviton talk contribs 13,475 bytes +161 Fixed a reference and replaced jargon abbreviations with words for readability. Please see Category:CS1 errors: dates. undo
curprev 02:2502:25, 10 September 2024 2601:14d:4e00:5e80:3998:d2a9:8ae7:dfca talk 13,314 bytes +334 →Fast calculation undo Tag: Visual edit

curprev 18:3818:38, 20 February 2024 Lebricoleur64 talk contribs m 12,980 bytes +4 added a link on "frequency domain". undo Tag: Visual edit

curprev 16:4216:42, 4 January 2024 Cg2916 talk contribs m 12,976 bytes +29 →Fast calculation: fixed dab link undo

curprev 17:4817:48, 22 July 2023 RoyiA talk contribs m 12,947 bytes −5 Fixed dead link to the paper Benjamin Blankertz - The Constant Q Transform undo

curprev 02:1202:12, 16 July 2023 AnomieBOT talk contribs m 12,952 bytes +15 Dating maintenance tags: {{Example needed span}} undo
curprev 00:1200:12, 16 July 2023 2001:448a:3070:e128:280c:d99:6e7b:a662 talk 12,937 bytes +33 →Variable-Q bandwidth calculation: Examples needed as the benefits and drawback of VQT over CQT is not obvious undo

curprev 06:2506:25, 1 May 2023 Citation bot talk contribs 12,904 bytes −15 Alter: pages. Removed parameters. Formatted dashes. | Use this bot. Report bugs. | Suggested by BOZ | Linked from User:BOZ/sandbox-temp | #UCB_webform_linked 25/33 undo

curprev 00:0800:08, 8 February 2023 MrOllie talk contribs 12,919 bytes −2,520 rm github as source undo Tag: Visual edit

curprev 04:4804:48, 5 January 2023 AnomieBOT talk contribs m 15,439 bytes +18 Dating maintenance tags: {{Cn}} undo
curprev 02:4702:47, 5 January 2023 2001:448a:3044:45ca:7ce0:8b80:97c:f993 talk 15,421 bytes +410 →Variable-Q bandwidth calculation: Added alternate equation for VQT bandwidth calculation with varying transition sharpness between constant-Q and constant-bandwidth undo

curprev 09:1909:19, 22 December 2022 2001:448a:3047:13e4:8131:a2b7:7eb5:4914 talk 15,011 bytes +98 →Fast calculation: Alternate method of calculating DFT is use Goertzel algorithm with different window size per-band, however it is still slow, compared to sliding DFT undo

curprev 09:5609:56, 20 December 2022 125.164.20.97 talk 14,913 bytes +194 →Variable-Q bandwidth calculation: Absolute value means it doesn't get a negative number undo

curprev 04:5804:58, 16 December 2022 AnomieBOT talk contribs m 14,719 bytes +19 Dating maintenance tags: {{Ambiguous}} undo
curprev 02:5802:58, 16 December 2022 36.72.46.16 talk 14,700 bytes +55 →Fast calculation: ambiguous on multiresolution FFT part undo

curprev 01:5601:56, 10 December 2022 AnomieBOT talk contribs m 14,645 bytes +38 Dating maintenance tags: {{Sps}} {{Cn}} undo

curprev 23:5623:56, 9 December 2022 36.72.46.16 talk 14,607 bytes +329 →Fast calculation: Added an easy approximation to CQT when you don't have access to complex FFT data and the sliding DFT implementation is not feasible undo
curprev 23:3723:37, 9 December 2022 36.72.46.16 talk 14,278 bytes 0 →Variable-Q bandwidth calculation: WP:SPS is usually unreliable, but sometimes they are reliable undo
curprev 23:3223:32, 9 December 2022 36.72.46.16 talk 14,278 bytes +22 →Variable-Q bandwidth calculation: Citing the source code without accompanying papers is WP:OR, but I must wait until someone found the source or be removed for WP:OR issues if there's no source for it undo

curprev 21:4621:46, 3 December 2022 180.253.8.202 talk 14,256 bytes +250 →Variable-Q bandwidth calculation: Added references: Is source code a reliable source? undo

curprev 15:0115:01, 27 September 2022 99.9.99.76 talk 14,006 bytes +1 Balanced parenthetical comma undo Tags: Mobile edit Mobile web edit

curprev 19:5419:54, 4 September 2022 36.81.223.125 talk 14,005 bytes −2 →Variable-Q bandwidth calculation: The correct one is (2 / (freq + gamma)) * Q for simple VQT implementation, not (0.5 / freq + gamma) * Q undo

curprev 20:3820:38, 27 August 2022 AnomieBOT talk contribs m 14,007 bytes +17 Dating maintenance tags: {{Cn}} undo
curprev 18:3818:38, 27 August 2022 36.74.40.72 talk 13,990 bytes +77 →Variable-Q bandwidth calculation: section tagged for verification undo
curprev 18:3318:33, 27 August 2022 36.74.40.72 talk 13,913 bytes +6 →Variable-Q bandwidth calculation: where's the reliable sources for it? undo
curprev 18:3218:32, 27 August 2022 36.74.40.72 talk 13,907 bytes 0 →Calculation: fixed linting on citation needed tags undo

curprev 23:4923:49, 26 August 2022 WikiCleanerBot talk contribs m 13,907 bytes −7 v2.04b - Bot T20 CW#61 - Fix errors for CW project (Reference before punctuation - Bogus image options) undo Tag: WPCleaner

curprev 19:2419:24, 21 August 2022 36.74.40.54 talk 13,914 bytes +76 Added short description undo
curprev 00:1400:14, 21 August 2022 AnomieBOT talk contribs m 13,838 bytes +34 Dating maintenance tags: {{Cn}} undo

curprev 22:1422:14, 20 August 2022 36.74.40.54 talk 13,804 bytes −1 →Calculation: redefined simple calculation formula for VQT bandwidth undo
curprev 21:5221:52, 20 August 2022 36.74.40.54 talk 13,805 bytes +205 →Calculation: Simplest way to calculate VQT is just add an extra parameter to the CQT's bandwidth calculation, which increases the bandwidth on lower frequencies by adding undo
curprev 21:4321:43, 20 August 2022 36.74.40.54 talk 13,600 bytes +2,776 →Calculation: Expanded with variable-Q transform undo

curprev 05:4305:43, 2 April 2022 82.40.250.222 talk 10,824 bytes −1 Fixed apostrophe. undo Tags: Mobile edit Mobile web edit

curprev 15:2015:20, 27 March 2022 BrownHairedGirl talk contribs 10,825 bytes +35 tag {{Bare URL image}}, {{Bare URL PDF}} or {{Bare URL plain text}} per HTTP MIME type undo Tag: AWB

curprev 10:1010:10, 4 February 2022 Em3rgent0rdr talk contribs 9,515 bytes +137 →Comparison with the Fourier transform: note that lack of DC is not a drawback for applications not interested in DC, such as audio. undo Tag: Visual edit

curprev 20:0520:05, 19 January 2022 JalenBarks talk contribs m 9,378 bytes −509 Reverted edits by 36.74.44.43 (talk) to last version by Drmies undo Tag: Rollback

curprev 10:2310:23, 17 January 2022 36.74.44.43 talk 9,887 bytes +509 No edit summary undo Tag: Reverted

curprev 02:1002:10, 16 January 2022 Drmies talk contribs m 9,378 bytes −509 Reverted edits by 36.74.44.43 (talk) to last version by IceWelder undo Tag: Rollback
curprev 00:1800:18, 16 January 2022 36.74.44.43 talk 9,887 bytes +206 No edit summary undo Tag: Reverted

curprev 23:4923:49, 15 January 2022 36.74.44.43 talk 9,681 bytes +303 No edit summary undo Tag: Reverted

curprev 09:0709:07, 4 January 2022 IceWelder talk contribs m 9,378 bytes −290 Reverted edits by 36.74.43.234 (talk) to last version by Citation bot undo Tag: Rollback

curprev 09:0409:04, 3 January 2022 36.74.43.234 talk 9,668 bytes +76 No edit summary undo Tag: Reverted

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