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| The core length on the standard dual core schedules often isn't a multiple of 1.5h. It was suggested that sleep cycles are compressed/lengthened in this case.<ref>[https://polyphasic.net polyphasic.net]. Retrieved 17-12-2020.</ref> | | The core length on the standard dual core schedules often isn't a multiple of 1.5h. It was suggested that sleep cycles are compressed/lengthened in this case.<ref>[https://polyphasic.net polyphasic.net]. Retrieved 17-12-2020.</ref> |
| | | |
− | == Dual core schedules == | + | == Alternative mechanism == |
| + | {{Alternative Hypothesis}} |
| + | It was noticed by some polyphasic community members that a longer core length, which is not a multiple of 1.5h, did not lead to the cycle lengthening on dual core schedules in some cases. This is mostly applicable to the standard Segmented and DC1 schedules. |
| + | |
| + | === Core 1 === |
| + | The first core on the standard Segmented is 3.5 hours, and 3.3 hours on DC1. The additional 20-30 minutes often are added to [[cores]] for getting more [[wikipedia:Non-rapid_eye_movement_sleep|NREM2]] or [[wikipedia:Rapid_eye_movement_sleep|REM]] sleep. In this case, sometimes the core has a normal structure with the standard sleep cycles length. Some additional light sleep is inserted after the second core, which makes waking up and staying awake easier. |
| + | |
| + | === Core 2 === |
| + | According to the [[EEG]] readings of some community members, the second core on dual core schedules often starts with [[SOREM]], following by a regular non-lengthened sleep cycle. This is also a possible reason why Segmented sleep is a viable schedule despite having fewer cycles. In fact, it might have a regular number of the REM episodes, considering SOREM in the second core is the fifth one. |
| + | |
| + | === Examples === |
| + | <gallery> |
| + | File:Sekvanto segshort.png|[[User:Sekvanto|Sekvanto]], Segmented-shortened, Zeo EEG. The first core has additional light sleep in the end; the second core starts with SOREM. |
| + | File:MostlySmart DC4 cut.png|MostlySmart, DC4, Zeo EEG. SOREM in the second core. |
| + | File:Zandimna segmented sorem eeg.png|[[User:Zandimna|Zandimna]], Segmented-recovery, Zeo EEG. Additional light sleep in the end of core 1; SOREM in core 2. |
| + | </gallery> |
| + | == Schedules == |
| Segmented and siesta, along with [[E1|Everyman 1]] (a single core sleep schedule), tend to have high success rates within the polyphasic community.<ref>[https://youtu.be/BA24s8KwBi0 Polyphasic Survey Results and Analysis (2018)]</ref> | | Segmented and siesta, along with [[E1|Everyman 1]] (a single core sleep schedule), tend to have high success rates within the polyphasic community.<ref>[https://youtu.be/BA24s8KwBi0 Polyphasic Survey Results and Analysis (2018)]</ref> |
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| [[File:Bimaxion.png|thumb|A standard Bimaxion variant]] | | [[File:Bimaxion.png|thumb|A standard Bimaxion variant]] |
| [[Bimaxion]] is a strict schedule that combines elements of DC2 and [[Dymaxion]] (an experimental nap-only schedule), designed as a transitional schedule with Dymaxion in mind. The total sleep time is 4h. | | [[Bimaxion]] is a strict schedule that combines elements of DC2 and [[Dymaxion]] (an experimental nap-only schedule), designed as a transitional schedule with Dymaxion in mind. The total sleep time is 4h. |
− |
| |
− | == Alternative mechanism ==
| |
− | {{Alternative Hypothesis}}
| |
− | It was noticed by some polyphasic community members that a longer core length, which is not a multiple of 1.5h, did not lead to the cycle lengthening on dual core schedules in some cases. This is mostly applicable to the standard Segmented and DC1 schedules.
| |
− |
| |
− | === Core 1 ===
| |
− | The first core on the standard Segmented is 3.5 hours, and 3.3 hours on DC1. The additional 20-30 minutes often are added to [[cores]] for getting more [[wikipedia:Non-rapid_eye_movement_sleep|NREM2]] or [[wikipedia:Rapid_eye_movement_sleep|REM]] sleep. In this case, sometimes the core has a normal structure with the standard sleep cycles length. Some additional light sleep is inserted after the second core, which makes waking up and staying awake easier.
| |
− |
| |
− | === Core 2 ===
| |
− | According to the [[EEG]] readings of some community members, the second core on dual core schedules often starts with [[SOREM]], following by a regular non-lengthened sleep cycle. This is also a possible reason why Segmented sleep is a viable schedule despite having fewer cycles. In fact, it might have a regular number of the REM episodes, considering SOREM in the second core is the fifth one.
| |
− |
| |
− | === Examples ===
| |
− | <gallery>
| |
− | File:Sekvanto segshort.png|[[User:Sekvanto|Sekvanto]], Segmented-shortened, Zeo EEG. The first core has additional light sleep in the end; the second core starts with SOREM.
| |
− | File:MostlySmart DC4 cut.png|MostlySmart, DC4, Zeo EEG. SOREM in the second core.
| |
− | File:Zandimna segmented sorem eeg.png|[[User:Zandimna|Zandimna]], Segmented-recovery, Zeo EEG. Additional light sleep in the end of core 1; SOREM in core 2.
| |
− | </gallery>
| |
| | | |
| == References == | | == References == |
| <references />{{TNT|Polyphasic Sleep Schedules}} | | <references />{{TNT|Polyphasic Sleep Schedules}} |
| [[Category:Schedules]] | | [[Category:Schedules]] |