keynote:lesson15
Differences
This shows you the differences between two versions of the page.
| Both sides previous revision Previous revision Next revision | Previous revision | ||
|
keynote:lesson15 [2010/07/02 12:20] 10607023 |
keynote:lesson15 [2023/08/19 21:02] (current) |
||
|---|---|---|---|
| Line 231: | Line 231: | ||
| 2.计算{{:keynote:y1.jpg|}}，其中划分使得//A//<sub>//B//</sub>非奇异；\\ | 2.计算{{:keynote:y1.jpg|}}，其中划分使得//A//<sub>//B//</sub>非奇异；\\ | ||
| 计算{{:keynote:15-2.png|}}及{{:keynote:15-3.png|}} \\ | 计算{{:keynote:15-2.png|}}及{{:keynote:15-3.png|}} \\ | ||
| - | 3.如果{{:keynote:15-04.jpg|}}，则停止；否则利用某种方式产生下降方向{{:keynote:15-05.jpg|}}，即使得{{:keynote:15-06.jpg|}}； | + | 3.如果{{:keynote:15-04.jpg|}}，则停止；否则利用某种方式产生下降方向{{:keynote:15-05.jpg|}}，即使得{{:keynote:15-06.jpg|}}； \\ |
| + | 4.{{:keynote:15-07.jpg|}}进行线性搜索给出//α//<sub>//k//</sub> >0，令{{:keynote:15-08.jpg|}} \\ | ||
| + | 转2步。 \\ | ||
| <note important>edit by 10607023 俞荣栋</note> | <note important>edit by 10607023 俞荣栋</note> | ||
| + | |||
| + | |||
| + | 梯度投影法\\ | ||
| + | 广义消去法每次迭代的变量增量由x<sub>k+1</sub>-x<sub>k</sub>两部分组成，\\ | ||
| + | {{:keynote:xx6.png|}}\\ | ||
| + | * Unordered List Item迭代方式存在不合理之处。本来希望迭代点都在可行域上，但具体迭代过程却是先远离可行域，然后再校正回可行域中。\\ | ||
| + | * Unordered List Item希望离开程度尽可能小？沿线性化方向。迭代过程可以更快的收敛。\\ | ||
| + | * | ||
| + | |||
| + | |||
| + | <note important>edit by 20921235 夏鑫</note> | ||
| + | |||
keynote/lesson15.1278044440.txt.gz · Last modified: 2023/08/19 21:01 (external edit)
Page Tools
Except where otherwise noted, content on this wiki is licensed under the following license: CC Attribution-Noncommercial-Share Alike 4.0 International
