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Rating Stats for

Zheyuan Li

Rating
1705.91 (128th)

Reputation
49,979 (2,002nd)

Page: 1 ... 6 7 8 9 10 ... 24

Title	Δ
mgcv: plotting factor 'by' smooths	0.00
adding elements in vectors (not matrices) in a list in R	0.00
Unable to get Linear Regression Cofficients in R after Successfully...	0.00
plotting non-continuous functions in R without vertical lines	-0.70
Linear model singular because of large integer datetime in R?	0.00
What is the difference between setequal(a,b) and identical(a,b) in R?	0.00
When is 'crossprod' preferred to '%*%', and when is...	0.00
What does a second set of index brackets after a data frame notatio...	0.00
base plot glm multivariate logistic regression in R	-0.21
Why is parallel R code not faster on machine with more cores?	0.00
The R chol2inv() method gives me strange results	0.00
Subsetting a matrix created from a list of lists	+0.29
Merging two consecutive values	-0.85
Multi-factor linear regression	0.00
how to plot ellipse given a general equation in R?	+0.80
Correlation/p values of all combinations of all rows of two matrices	+0.98
Automatic conversion from integer to numeric during integer calcula...	0.00
Automatically solve an equation of `pt` for `ncp`	+0.30
How to plot confidence bands for my weighted log-log linear regress...	0.00
missing() behaviour in R	0.00
Rank non zeros elements column by column in a sparse matrix	0.00
Difference between columns in R	+0.27
Loop returns cumulative result, not discrete	0.00
Count number of non-NA values greater than 0 by group	+1.27
R: Alternative to using which() that returns rows / columns based o...	0.00
Apply autocorrelation function acf() to elements of set of vectors...	0.00
Convert upper triangular part of a matrix to 3-column long format	0.00
An array of arrays of different sizes	0.00
Convert data back from normalized values	+0.84
counting the number of values greater than 0 in R in multiple columns	0.00
Confidence interval of polynomial regression	0.00
How to get groups of vector indices corresponding to the same value?	0.00
Perform operation on grouped columns of a matrix	+1.47
Convert time elapsed from different (relative) starting points to t...	+1.71
Solve best fit polynomial and plot drop-down lines	-0.05
Creating a New Variable Based on a Categorical Variable Already in...	+0.30
Match data and count number of same value	+0.30
R: checking model assumptions with nlme	0.00
Caret package - cross-validating GAM with both smooth and linear pr...	0.00
R convert character "111213" into time "11:12:13"	+0.60
How to calculate a large matrix of zeros and ones in R quickly and...	0.00
Rearrange columns of a data frame and calculate mean	+0.77
Stepwise multivariate polynomial regression in R using `polym` and...	0.00
How to pass value in #define directives in c?	-0.75
Warning message reassigning values to integrals in R?	+0.30
Adding a line plot to a barplot - line dots not in centre of the bars	0.00
Find the angle, slope and intercept of a line within R	0.00
Can't convert data.frame object to xts object: Gives POSIXlt er...	+1.07
How to correctly `dput` a fitted linear model (by `lm`) to an ASCII...	0.00
How to correctly `dput` a fitted linear model (by `lm`) to an ASCII...	0.00