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10-701 Spring 2013 CMU
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Welcome to the group for 10-701/15-781 (Machine Learning) S13 @ CMU.
Here you may post questions about the class (lectures, homeworks, projects, grading).
Please be polite, don't spam and, importantly,
do not post answers to homeworks.
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Yitong Zhou
3/31/13
HW4 1.3 Question about convex optimazation
I think what I should do is minimizing the E(\phi(x))-empirical average, but since the Phi(x) is a
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hw4
HW4 1.3 Question about convex optimazation
I think what I should do is minimizing the E(\phi(x))-empirical average, but since the Phi(x) is a
3/31/13
Yitong Zhou
, …
milad memarzadeh
3
4/1/13
HW Q4.3 confusion about involving only (x_i,x_i+1) terms
Hi Junier, I guess the confusion is about that we will have a term that depends on initial belief.
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hw4
HW Q4.3 confusion about involving only (x_i,x_i+1) terms
Hi Junier, I guess the confusion is about that we will have a term that depends on initial belief.
4/1/13
Yitong Zhou
,
Leila Wehbe
2
3/31/13
HW4 1.2 What form should I provide?
Hi Yitong, I am not sure I understand what you mean by g(\theta) being trivial, but remember g(\theta
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hw4
HW4 1.2 What form should I provide?
Hi Yitong, I am not sure I understand what you mean by g(\theta) being trivial, but remember g(\theta
3/31/13
Yitong Zhou
,
Mu Li
2
3/31/13
HW 4 2.3 Need clarification about the hints, do not know what to do
Since both mean and variance are unknown, you need both prior u_0 and m_0. You can check the
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hw4
HW 4 2.3 Need clarification about the hints, do not know what to do
Since both mean and variance are unknown, you need both prior u_0 and m_0. You can check the
3/31/13
Xinghai Hu
,
Daniel Maturana
2
3/31/13
Q&A
Homework4 Q1
It doesn't have the right sufficient statistics. On Sun, Mar 31, 2013 at 4:10 PM, Xinghai Hu <
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homework
hw4
Q&A
Homework4 Q1
It doesn't have the right sufficient statistics. On Sun, Mar 31, 2013 at 4:10 PM, Xinghai Hu <
3/31/13
mehdi rashidi
,
Xuezhi Wang
2
3/29/13
HW4 Q 3.1
You can take the diagonal elements of the covariance matrix since that's the variance at each
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hw4
HW4 Q 3.1
You can take the diagonal elements of the covariance matrix since that's the variance at each
3/29/13
Yitong Zhou
3/29/13
HW4 4.3 Question
Is the \sigma(x,x') referring to the Kronecker delta function? Which should equals to 1, if x==x
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hw4
HW4 4.3 Question
Is the \sigma(x,x') referring to the Kronecker delta function? Which should equals to 1, if x==x
3/29/13
Han
,
Xuezhi Wang
3
3/28/13
Asking for All the Homework Grades
By the way, the mean for HW1 is 122, and the mean for HW2 is 117. On Thu, Mar 28, 2013 at 11:48 PM,
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hw4
Asking for All the Homework Grades
By the way, the mean for HW1 is 122, and the mean for HW2 is 117. On Thu, Mar 28, 2013 at 11:48 PM,
3/28/13
Jason
, …
Yitong Zhou
6
3/29/13
Hw4 1.1
I am confused too, I think if only use xx^2 to model the bimodal distribution, you can only get a
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hw4
Hw4 1.1
I am confused too, I think if only use xx^2 to model the bimodal distribution, you can only get a
3/29/13
Fan
, …
Xuezhi Wang
4
3/31/13
HW4 Q3 - What should the value of Sigma2 be?
Yes, you should also use that when you compute the kernel K. On Sun, Mar 31, 2013 at 6:42 PM, Ruikun
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hw4
HW4 Q3 - What should the value of Sigma2 be?
Yes, you should also use that when you compute the kernel K. On Sun, Mar 31, 2013 at 6:42 PM, Ruikun
3/31/13
Yitong Zhou
3/26/13
HW4 Question for 4.3
Hi, for the answer given in terms of (x_{i+1}, x_i), should I give the answer in a recursive form or
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hw4
HW4 Question for 4.3
Hi, for the answer given in terms of (x_{i+1}, x_i), should I give the answer in a recursive form or
3/26/13
Suman Giri
,
Leila Wehbe
2
3/27/13
HW-4 Question 1.2
Hi Suman, You should find a general solution that can be applied to the multiple cases, and then
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hw4
HW-4 Question 1.2
Hi Suman, You should find a general solution that can be applied to the multiple cases, and then
3/27/13
Xinghai Hu
,
Junier Oliva
2
3/25/13
Q&A
HW 4 Q4
Hi Xinghai, First one draws from the initial distribution and then transitions 3 times, so 4 RVs in
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homework
hw4
Q&A
HW 4 Q4
Hi Xinghai, First one draws from the initial distribution and then transitions 3 times, so 4 RVs in
3/25/13
Yitong Zhou
, …
Mu Li
3
3/26/13
HW4 2.2 Question
Hi Yitong, There is a standard way on how to model the normal distribution into exponential family.
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hw4
HW4 2.2 Question
Hi Yitong, There is a standard way on how to model the normal distribution into exponential family.
3/26/13