Timeline for Distribution of dot product of two unit random vectors
Current License: CC BY-SA 3.0
7 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Nov 26, 2019 at 14:55 | comment | added | Chrysanthi Paschou | You stated that the distribution of $|u\cdot v|^2$ is Beta. Do you have any book in mind that proves this, please? | |
| Nov 20, 2018 at 12:16 | comment | added | QiangLi | Have you proved it? Why do I get that Z follows Beta(1,M−1) distribution | |
| Dec 29, 2015 at 14:47 | answer | added | Liviu Nicolaescu | timeline score: 1 | |
| Dec 28, 2015 at 12:18 | answer | added | Marcel | timeline score: 5 | |
| Nov 19, 2015 at 10:22 | comment | added | tam | @AndreasBlass Could you please tell me what is the distribution of $\mathbf{u} \cdot \mathbf{v}$ ? | |
| Jun 10, 2015 at 17:26 | comment | added | Andreas Blass | First, consider the distribution of $|u\cdot v|^2$ when $v$ has one fixed value (and $u$ is uniformly distributed). That distribution is the same, regardless of the fixed value that you chose for $v$. So you also get the same distribution when you first pick $v$ any way you like, for example randomly with respect to any probability distribution you choose. | |
| Jun 10, 2015 at 16:52 | history | asked | Allen | CC BY-SA 3.0 |