Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

  7. current community

    your communities

    more stack exchange communities

    company blog
Cross Validated
Meta user
Network profile
1,843
reputation
4
23
33

Jeff

Apparently, this user prefers to keep an air of mystery about them.

19
answers
17
questions
~508k
people reached
  • Houston, TX
  • chil.rice.edu/jzemla
  • Member for 8 years, 6 months
  • 269 profile views
  • Last seen Apr 24 at 15:55

Communities (32)

Top network posts

Top tags (72)

Score 21
Posts 5
Posts % 14
Score 19
Posts 2
Score 10
Posts 3
Score 10
Posts 3
Score 8
Posts 4
Score 8
Posts 3
View all tags →

Top posts (36) All Questions Answers | Votes Newest

65 Solving for regression parameters in closed-form vs gradient descent Feb 20 '12
58 Regression with multiple dependent variables? Nov 14 '10
12 d prime with 100% hit rate probability and 0% false alarm probability Jan 24 '15
10 Python vs R for Text Mining Preprocessing Jan 19 '15
10 Visualizing multi-dimensional data (LSI) in 2D Jun 7 '11
9 K-means on cosine similarities vs. Euclidean distance (LSA) Oct 16 '14
9 Large scale text classification Aug 26 '11
8 Given two absorbing Markov chains, what is the probability that one will terminate before the other? Apr 29 '15
8 How to obtain the p-value (check significance) of an effect in a lme4 mixed model? Aug 4 '12
7 Testing difference between two (adjusted) r^2 Apr 22 '11
View all questions and answers →

Badges (60)

Gold

4

Rarest

Silver

23

Rarest

Bronze

33

Rarest

View all badges →