• using R Under development (unstable) (2025-09-03 r88788)
• using platform: x86_64-pc-linux-gnu
• R was compiled by     gcc-15 (Debian 15.2.0-2) 15.2.0     GNU Fortran (Debian 15.2.0-2) 15.2.0
• running under: Debian GNU/Linux forky/sid
• using session charset: UTF-8
• checking for file ‘movMF/DESCRIPTION’ ... OK
• this is package ‘movMF’ version ‘0.2-9’
• package encoding: UTF-8
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• checking whether package ‘movMF’ can be installed ... OK See the install log for details.
• used C compiler: ‘gcc-15 (Debian 15.2.0-2) 15.2.0’
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• checking examples ... [1s/1s] ERROR Running examples in ‘movMF-Ex.R’ failed The error most likely occurred in: > base::assign(".ptime", proc.time(), pos = "CheckExEnv") > ### Name: FLXMCvMF > ### Title: Flexmix Driver for Mixtures of von Mises-Fisher Distributions > ### Aliases: FLXMCvMF > ### Keywords: cluster > > ### ** Examples > > if (requireNamespace("flexmix", quietly = TRUE)) { + ## Generate and fit a "small-mix" data set a la Banerjee et al. + mu <- rbind(c(-0.251, -0.968), + c(0.399, 0.917)) + kappa <- c(4, 4) + theta <- kappa * mu + theta + alpha <- c(0.48, 0.52) + ## Generate a sample of size n = 50 from the von Mises-Fisher mixture + ## with the above parameters. + set.seed(123) + x <- rmovMF(50, theta, alpha) + ## Fit a von Mises-Fisher mixture with the "right" number of components, + ## using 10 EM runs. + set.seed(123) + y2 <- flexmix::stepFlexmix(x ~ 1, k = 2, model = FLXMCvMF(), verbose = FALSE) + ## Inspect the fitted parameters: + y2 + ## Compare the fitted classes to the true ones: + table(True = attr(x, "z"), Fitted = flexmix::clusters(y2)) + ## To use a common kappa: + y2cv <- flexmix::stepFlexmix(x ~ 1, k = 2, + model = FLXMCvMF(kappa = list(common = TRUE)), verbose = FALSE) + ## To use a common kappa fixed to the true value of 4: + y2cf <- flexmix::stepFlexmix(x ~ 1, k = 2, + model = FLXMCvMF(kappa = 4), verbose = FALSE) + ## Comparing solutions via BIC: + sapply(list(y2, y2cf, y2cv), BIC) + ## Use a different kappa solver: + set.seed(123) + y2a <- flexmix::stepFlexmix(x ~ 1, k = 2, + model = FLXMCvMF(kappa = "uniroot"), verbose = FALSE) + y2a + ## Using a sparse matrix: + x <- slam::as.simple_triplet_matrix(x) + y2 <- flexmix::stepFlexmix(x ~ 1, k = 2, + model = FLXMCvMF(), verbose = FALSE) + } Error in UseMethod("logLik") :   no applicable method for 'logLik' applied to an object of class "c('flexmix', 'FLXdist')" Calls: sapply -> lapply -> FUN -> BIC.default -> ll Execution halted
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• DONE

Status: 1 ERROR