Sigmoid function: Revision history

20 May 2025

• curprev 13:1013:10, 20 May 2025 NatureBenjamin talk contribs 16,634 bytes −44 →Definition: Removed incorrect portion of definition. The derivative at the inflection point is not restricted to 1/4. It is 1/2 for <math> \frac{1}{1 + e^{-2x}}</math> undo Tags: Mobile edit Mobile web edit

2 April 2025

• curprev 22:1222:12, 2 April 2025 MrSwedishMeatballs talk contribs 16,678 bytes +6 →Examples undo Tags: Mobile edit Mobile web edit Advanced mobile edit

12 March 2025

• curprev 07:1907:19, 12 March 2025 151.100.134.196 talk 16,672 bytes +3 →Definition undo

2 March 2025

• curprev 00:2900:29, 2 March 2025 Mikhail Ryazanov talk contribs m 16,669 bytes −2 →Definition: punct. undo
• curprev 00:2800:28, 2 March 2025 Mikhail Ryazanov talk contribs m 16,671 bytes +11 →top: punct., fmt. undo

9 February 2025

• curprev 17:2217:22, 9 February 2025 WikiCleanerBot talk contribs m 16,660 bytes 0 v2.05b - Bot T20 CW#61 - Fix errors for CW project (Reference before punctuation) undo Tag: WPCleaner

5 February 2025

• curprev 08:2208:22, 5 February 2025 Citation bot talk contribs 16,660 bytes +19 Added pmid. | Use this bot. Report bugs. | Suggested by MiasmaEternal | Category:CS1 maint: DOI inactive as of January 2025 | #UCB_Category 351/461 undo

31 January 2025

• curprev 13:3913:39, 31 January 2025 Msnicki talk contribs 16,641 bytes +28 →Properties: wikilinked degenerate -> Degenerate distribution to explain the term. undo Tags: Mobile edit Mobile web edit

28 January 2025

• curprev 19:0119:01, 28 January 2025 Citation bot talk contribs 16,613 bytes +91 Add: doi-broken-date, bibcode, doi-access. | Use this bot. Report bugs. | Suggested by Jay8g | Category:CS1 maint: unflagged free DOI | #UCB_Category 2/9 undo
• curprev 09:5609:56, 28 January 2025 62.44.98.27 talk 16,522 bytes +89 →Applications undo
• curprev 09:2209:22, 28 January 2025 62.44.98.27 talk 16,433 bytes −902 No edit summary undo
• curprev 09:0909:09, 28 January 2025 62.44.98.27 talk 17,335 bytes −656 →Бележки undo Tag: section blanking
• curprev 09:0709:07, 28 January 2025 62.44.98.27 talk 17,991 bytes +661 →Definition undo
• curprev 08:5508:55, 28 January 2025 62.44.98.27 talk 17,330 bytes +917 →Applications undo
• curprev 08:5308:53, 28 January 2025 62.44.98.27 talk 16,413 bytes +26 →Applications undo
• curprev 08:4808:48, 28 January 2025 62.44.98.27 talk 16,387 bytes −526 →Applications undo
• curprev 08:2408:24, 28 January 2025 62.44.98.27 talk 16,913 bytes +130 →Applications undo
• curprev 08:2208:22, 28 January 2025 62.44.98.27 talk 16,783 bytes +114 →Applications undo
• curprev 08:0608:06, 28 January 2025 62.44.98.27 talk 16,669 bytes +3,036 →Applications undo

4 January 2025

• curprev 13:5113:51, 4 January 2025 Belbury talk contribs 13,633 bytes −24 →top: standard thumbnail size undo

8 December 2024

• curprev 04:1604:16, 8 December 2024 Duplode talk contribs 13,657 bytes −314 Remove the "dispute about" template (see the preceding edit), and adjust the wording of the lead in a few places. undo
• curprev 04:1004:10, 8 December 2024 Duplode talk contribs 13,971 bytes +377 Restoring the lead to its state before the 2024/09/22 edit (oldid=1246990504). See "A sigmoid function" vs. "The sigmoid function" on the talk page for the rationale. undo

6 December 2024

• curprev 19:1219:12, 6 December 2024 Viktor Guer talk contribs 13,594 bytes +2 →External links undo

14 November 2024

• curprev 21:3221:32, 14 November 2024 Viktor Guer talk contribs 13,592 bytes +5 →External links undo

9 November 2024

• curprev 21:4121:41, 9 November 2024 Dolphin51 talk contribs 13,587 bytes −12 →top: Refined the first sentence in the lead. This sentence should be readily understandable to the widest possible audience. Also inserted missing word. undo

22 October 2024

• curprev 19:5219:52, 22 October 2024 71.219.57.245 talk 13,599 bytes −4 Improved grammar, removed unnecessary "but". undo

4 October 2024

• curprev 14:1014:10, 4 October 2024 2607:fea8:f8e1:1400:20c1:9393:5fa8:60a2 talk 13,603 bytes +283 {{dispute about}} "the" sigmoid function or "a" sigmoid function, see talk page undo

29 September 2024

• curprev 08:3508:35, 29 September 2024 Frost talk contribs m 13,320 bytes −320 Reverted edits by Area2634 (talk) to last version by Mokewxst: spam undo Tag: Rollback
• curprev 08:3408:34, 29 September 2024 Area2634 talk contribs m 13,640 bytes +320 added an external link related to the topic undo Tags: Reverted Visual edit

24 September 2024

• curprev 15:3515:35, 24 September 2024 Mokewxst talk contribs m 13,320 bytes +141 Add links between articles undo Tag: Visual edit

22 September 2024

• curprev 06:4706:47, 22 September 2024 136.58.46.161 talk 13,179 bytes −494 update to remove misinformation undo Tags: Visual edit Mobile edit Mobile web edit

10 May 2024

• curprev 07:2707:27, 10 May 2024 Kku talk contribs 13,673 bytes +165 →See also: annlink undo

9 May 2024

• curprev 20:2220:22, 9 May 2024 MOBle talk contribs m 13,508 bytes +600 →Examples: Explain significance of the smooth transition function (and use the name actually found in the references) undo

25 April 2024

• curprev 21:5421:54, 25 April 2024 Rhosnes talk contribs 12,908 bytes −6 No edit summary undo Tags: Visual edit Mobile edit Mobile web edit Advanced mobile edit

18 January 2024

• curprev 00:2200:22, 18 January 2024 Jasper Deng talk contribs 12,914 bytes −69 →Definition: doubtful; haven't seen the term "sigmoid curve" undo
• curprev 00:2100:21, 18 January 2024 Jasper Deng talk contribs 12,983 bytes +20 dab undo
• curprev 00:2000:20, 18 January 2024 Jasper Deng talk contribs 12,963 bytes +13 technically this is a property of the graph not the original function undo Tag: Disambiguation links added

5 January 2024

• curprev 23:0123:01, 5 January 2024 Chris the speller talk contribs m 12,950 bytes −4 →top: replaced: "S"-shaped → S-shaped (2) undo Tag: AWB

27 November 2023

• curprev 15:0215:02, 27 November 2023 TheMissingMuse talk contribs 12,954 bytes −38 better copy, clearer undo
• curprev 14:5714:57, 27 November 2023 TheMissingMuse talk contribs 12,992 bytes +40 Clarify that sigmoid is not just a single function. undo

25 October 2023

• curprev 21:4121:41, 25 October 2023 Citation bot talk contribs 12,952 bytes −61 Add: doi-access. Removed proxy/dead URL that duplicated identifier. | Use this bot. Report bugs. | #UCB_CommandLine undo

20 September 2023

• curprev 03:1003:10, 20 September 2023 2601:601:8701:fff0:c471:6be2:8a5f:4168 talk 13,013 bytes 0 Why make it harder to read??? undo

1 August 2023

• curprev 19:3219:32, 1 August 2023 69.5.112.154 talk 13,013 bytes −12 →Examples: There is no reason to limit n to =2 nor to have the fractional expression expressed differently (factored in one case and expanded in the other). undo

31 July 2023

• curprev 17:2917:29, 31 July 2023 Headbomb talk contribs 13,025 bytes 0 IEEE Transactions on Biomedical Engineering undo

30 July 2023

• curprev 14:4914:49, 30 July 2023 NZDQRC talk contribs 13,025 bytes +10 I changed the Sigmoid function name ( S(x) ) to sigma ( σ(x) ). undo Tag: Visual edit

8 May 2023

• curprev 05:2405:24, 8 May 2023 103.144.221.180 talk 13,015 bytes −1 →Definition undo Tag: Manual revert
• curprev 05:2405:24, 8 May 2023 103.144.221.180 talk 13,016 bytes +1 →Definition undo Tag: Reverted

17 April 2023

• curprev 10:0910:09, 17 April 2023 Citation bot talk contribs 13,015 bytes +2 Alter: pages. Formatted dashes. | Use this bot. Report bugs. | Suggested by Spinixster | Category:Artificial neural networks | #UCB_Category 82/146 undo

26 March 2023

• curprev 14:4014:40, 26 March 2023 Rageking890 talk contribs 13,013 bytes +40 →See also undo

22 March 2023

• curprev 23:5823:58, 22 March 2023 Maxeto0910 talk contribs m 12,973 bytes −1 no sentence undo Tags: Visual edit Mobile edit Mobile web edit Advanced mobile edit