• using R Under development (unstable) (2024-12-18 r87448)
• using platform: x86_64-pc-linux-gnu
• R was compiled by     Debian clang version 19.1.5 (1)     Debian flang-new version 19.1.5 (1)
• running under: Debian GNU/Linux trixie/sid
• using session charset: UTF-8
• checking for file ‘kpcalg/DESCRIPTION’ ... OK
• this is package ‘kpcalg’ version ‘1.0.1’
• checking package namespace information ... OK
• checking package dependencies ... OK
• checking if this is a source package ... OK
• checking if there is a namespace ... OK
• checking for executable files ... OK
• checking for hidden files and directories ... OK
• checking for portable file names ... OK
• checking for sufficient/correct file permissions ... OK
• checking serialization versions ... OK
• checking whether package ‘kpcalg’ can be installed ... OK See the install log for details.
• checking package directory ... OK
• checking for future file timestamps ... OK
• checking ‘build’ directory ... OK
• checking DESCRIPTION meta-information ... OK
• checking top-level files ... OK
• checking for left-over files ... OK
• checking index information ... OK
• checking package subdirectories ... OK
• checking code files for non-ASCII characters ... OK
• checking R files for syntax errors ... OK
• checking whether the package can be loaded ... [4s/6s] OK
• checking whether the package can be loaded with stated dependencies ... [4s/4s] OK
• checking whether the package can be unloaded cleanly ... [4s/5s] OK
• checking whether the namespace can be loaded with stated dependencies ... [4s/4s] OK
• checking whether the namespace can be unloaded cleanly ... [4s/5s] OK
• checking loading without being on the library search path ... [4s/5s] OK
• checking use of S3 registration ... OK
• checking dependencies in R code ... OK
• checking S3 generic/method consistency ... OK
• checking replacement functions ... OK
• checking foreign function calls ... OK
• checking R code for possible problems ... [23s/30s] OK
• checking Rd files ... [0s/1s] NOTE checkRd: (-1) hsic.perm.Rd:36: Lost braces; missing escapes or markup?     36 | Let x and y be two samples of length n. Gram matrices K and L are defined as: \eqn{K_{i,j} = \exp\frac{(x_i-x_j)^2}{\sigma^2}}{K_{i,j} =exp((x_i-x_j)^2/sig^2)} and \eqn{L_{i,j} = \exp\frac{(y_i-y_j)^2}{\sigma^2}}{L_{i,j} =exp((y_i-y_j)^2/sig^2)}. \eqn{H_{i,j} = \delta_{i,j} - \frac{1}{n}}{H_{i,j} = \delta_{i,j} - 1/n}. Let \eqn{A=HKH} and \eqn{B=HLH}, then \eqn{HSIC(x,y)=\frac{1}{n^2}Tr(AB)}{HSIC(x,y)=Tr(AB)/n^2}. Permutation test permutes y p times to get \eqn{y_{(p)}} and calculates HSIC(x,y_{(p)}). \eqn{pval = \frac{1(HSIC(x,y)>HSIC(x,y_{(p)}))}{p}}{(HSIC(x,y)>HSIC(x,y_{(p)}))/p}.        | ^
• checking Rd metadata ... OK
• checking Rd line widths ... OK
• checking Rd cross-references ... NOTE Found the following Rd file(s) with Rd \link{} targets missing package anchors:   dcov.gamma.Rd: dcov.test   frml.additive.smooth.Rd: gam   frml.full.smooth.Rd: gam   kernelCItest.Rd: skeleton, pc   kpc.Rd: pc, dcov.test, udag2pdag, pcAlgo   regrVonPS.Rd: gam   regrXonS.Rd: gam Please provide package anchors for all Rd \link{} targets not in the package itself and the base packages.
• checking for missing documentation entries ... OK
• checking for code/documentation mismatches ... OK
• checking Rd \usage sections ... OK
• checking Rd contents ... OK
• checking for unstated dependencies in examples ... OK
• checking LazyData ... INFO   'LazyData' is specified without a 'data' directory
• checking sizes of PDF files under ‘inst/doc’ ... OK
• checking installed files from ‘inst/doc’ ... OK
• checking files in ‘vignettes’ ... OK
• checking examples ... [13s/17s] OK
• checking for unstated dependencies in vignettes ... OK
• checking package vignettes ... OK
• checking re-building of vignette outputs ... [86s/112s] OK
• checking PDF version of manual ... [4s/7s] OK
• checking HTML version of manual ... [1s/2s] OK
• checking for non-standard things in the check directory ... OK
• DONE

Status: 2 NOTEs