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Rating Stats for

Zheyuan Li

Rating
1705.91 (128th)

Reputation
49,979 (2,002nd)

Page: 1 ... 19 20 21 22 23 24

Title	Δ
R: ts() with NA data	0.00
R expression results in NaN for no obvious reason	+0.43
Sum each list of numerical values within a list	+1.33
Rolling regression and prediction with lm() and predict()	+1.80
Scale the y axis as power 10 values in R	+0.16
Average distance of each variable	+1.81
Multiplying a matrix with an extra element - representation	0.00
Apply LOESS filter / regression to all columns of my data frame	0.00
Processing time prediction	0.00
biwavelet package: "cex.axis" not working in plot.biwavel...	+0.44
R loop error: subscript out of bounds	0.00
Efficiently collapse a matrix	+1.99
What is the most memory efficient way to initialize a list before a...	0.00
Extracting p,d,q values from a fitted ARIMA model in R?	0.00
Fast pnorm() computation on really long vector (of length ~1e+7 to...	+2.00
Fast pnorm() computation on really long vector (of length ~1e+7 to...	-2.00
Speeding up ifelse() without writing C/C++?	-0.01
Pasting a string matrix row-wise with a string vector	0.00
Using lm(), nls() (and glm()?) to estimate population growth rate i...	0.00
Sorting ARIMA AIC in R	0.00
How can I carry out model simplification for a MCMCglmm?	0.00
randomized element-wise multiplication in R	0.00
Round data to the nearest even integer	-0.46
Interpretation of confidence intervals of LOESS regression	+0.44
sm.density.compare(): displaying multiple density estimations in a...	0.00
Temporal distance matrix from dates	+0.39
What does predict.glm(, type="terms") actually do?	0.00
.C() returns me an empty list	+1.85
Giving arguments from "..." argument to right function in R	0.00
Extract nested list elements using bracketed numbers and names	0.00
mapply for better performance	0.00
Scatter plot kernel smoothing: ksmooth() does not smooth my data at...	-1.60
Scatter plot kernel smoothing: ksmooth() does not smooth my data at...	+2.00
Computing number of bits that are set to 1 for matching rows in ter...	0.00
if {...} else {...} : Does the line break between "}" and...	0.00
Generate a Matrix with Column Sum Constraint in R	0.00
logLik.lm(): Why does R use (p + 1) instead of p for degree of free...	0.00
How to add abline() to pareto.chart() / barplot()?	0.00
Computing pairwise Hamming distance between all rows of two integer...	-1.00
Computing pairwise Hamming distance between all rows of two integer...	+2.00
R loop: Downloading multiple csv files with varying dates in the url	0.00
glmnet: How do I know which factor level of my response is coded as...	0.00
R - Better performance for sum with multiple conditions	+1.40
Contour plot: density of sites with latitude and logitude locations	0.00
arima: How can I get fitted ARIMA time series?	0.00
R plot: Displaying both point type and line type in legend	0.00
plot.lm(): extracting numbers labelled in the diagnostic Q-Q plot	0.00
R: A function to tell whether a single char is vowel or not	0.00
lm(): loop through multiple linear models exporting p-value of F-st...	+0.42
persp(): what is wrong with my color?	+0.43