Die Suche ergab 65 Treffer

von linmen
9. Dez 2008 21:24
Forum: Computer Vision 2
Thema: A3 P2
Antworten: 1
Zugriffe: 616

A3 P2

i was wondering how do i calculate the derivative? is it with the formular df(x) = f(x+1) - f(x) ?
von linmen
30. Okt 2008 15:41
Forum: Computer Vision 2
Thema: Ex 1 P 1
Antworten: 2
Zugriffe: 837

Re: Ex 1 P 1

and i guess the maximum and minimum are the extreme values of the whole image?
von linmen
30. Okt 2008 15:39
Forum: Computer Vision 2
Thema: Ex 1 P 1
Antworten: 2
Zugriffe: 837

Ex 1 P 1

what is the difference between the commands rbg2gray and colormap gray?
von linmen
28. Jul 2008 17:40
Forum: Archiv
Thema: Ü3 A1 (d) (h)
Antworten: 3
Zugriffe: 560

Re: Ü3 A1 (d) (h)

zu g) und h)
A/B/c/N/K, hier A = 14 und B = 24, wieso benutzt man
M/M/c für die Warteschlange denn?
von linmen
28. Jul 2008 17:27
Forum: Archiv
Thema: Ü3 A1 (d) (h)
Antworten: 3
Zugriffe: 560

Ü3 A1 (d) (h)

Hallo,
wo konnte ich im Skript die Formel finden?
(d) L_q = L - rho
(h) L_q = L - 2*rho
von linmen
28. Jul 2008 15:30
Forum: Archiv
Thema: Ü2 A1 (f)
Antworten: 1
Zugriffe: 306

Ü2 A1 (f)

Gibt es Fehler mit der Musterlösung?
von linmen
7. Jul 2008 19:51
Forum: Statistisches Maschinelles Lernen
Thema: generalization
Antworten: 0
Zugriffe: 837

generalization

the minimization of error is always a part of generalization
von linmen
29. Jun 2008 23:26
Forum: Statistisches Maschinelles Lernen
Thema: p3
Antworten: 3
Zugriffe: 743

Re: p3

closed
von linmen
28. Jun 2008 22:01
Forum: Statistisches Maschinelles Lernen
Thema: P1
Antworten: 7
Zugriffe: 1073

Re: P1

another question is if several slack variables violate the margin constraint, how do i mark the support vector? my xi in this case contains only one entry which is greater than 0, after i have marked it, i found it is not the support vector at all. theorectically, the xi value of that marked support...
von linmen
28. Jun 2008 21:50
Forum: Statistisches Maschinelles Lernen
Thema: p3
Antworten: 3
Zugriffe: 743

Re: p3

i'm wondering about whether sum over c and d of p(c|a,b)*p(d|c) = 1
von linmen
28. Jun 2008 21:28
Forum: Statistisches Maschinelles Lernen
Thema: P1
Antworten: 7
Zugriffe: 1073

Re: P1

i'm done with it by letting w and b be greater than -inf. Thanks a lot!
von linmen
28. Jun 2008 21:10
Forum: Statistisches Maschinelles Lernen
Thema: P1
Antworten: 7
Zugriffe: 1073

Re: P1

if the xi is part of the optimization,i was unable to force xi_i nonnegative without restricting the w and b to be nonnegative.
von linmen
25. Jun 2008 19:51
Forum: Statistisches Maschinelles Lernen
Thema: p3
Antworten: 3
Zugriffe: 743

p3

task B
is marginal independency the same concept as conditional independency?
von linmen
25. Jun 2008 19:33
Forum: Statistisches Maschinelles Lernen
Thema: P1
Antworten: 7
Zugriffe: 1073

Re: P1

thanks. I'm done with that. but i got another question about task B. my f contains the information about xi and C, and xi is set to be a vector of value 0, 1 , 2, generated randomly by rand function. after the execution of quadprog, i took C as 0 and 200 separately, but the corresponding figures are...
von linmen
20. Jun 2008 11:11
Forum: Statistisches Maschinelles Lernen
Thema: P1
Antworten: 7
Zugriffe: 1073

Re: P1

do i need perceptron algorithm to determine b?

Zur erweiterten Suche