Error(s) in re-building vignettes:
--- re-building ‘Airports.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) not available. Falling back to R Markdown v1.
Loading required package: ggplot2
Loading required package: tidyr

Attaching package: 'dplyr'

The following objects are masked from 'package:stats':

    filter, lag

The following objects are masked from 'package:base':

    intersect, setdiff, setequal, union

`summarise()` has grouped output by 'month'. You can override using the `.groups` argument.
autoplot.biclustermd_sse      package:biclustermd      R Documentation

_P_l_o_t _s_u_m_s _o_f _s_q_u_a_r_e_d _e_r_r_o_r_s (_S_S_E_s) _c_o_n_s_e_c_u_t_i_v_e _b_i_c_l_u_s_t_e_r_i_n_g _i_t_e_r_a_t_i_o_n_s.

_D_e_s_c_r_i_p_t_i_o_n:

     Creates a ggplot of the decrease in SSE recorded in
     'biclustermd::bicluster()'.

_U_s_a_g_e:

     ## S3 method for class 'biclustermd_sse'
     autoplot(object, ...)
     
_A_r_g_u_m_e_n_t_s:

  object: Object of class "biclustermd_sse" with columns "Iteration"
          and "SSE"

     ...: Arguments to pass to 'ggplot2::geom_point()'

_V_a_l_u_e:

     A ggplot object.

_E_x_a_m_p_l_e_s:

     data("synthetic")
     
     bc <- biclustermd(synthetic, col_clusters = 3, row_clusters = 2,
                     miss_val = mean(synthetic, na.rm = TRUE),
                     miss_val_sd = sd(synthetic, na.rm = TRUE),
                     col_min_num = 2, row_min_num = 2,
                     col_num_to_move = 1, row_num_to_move = 1,
                     max.iter = 10)
     bc
     autoplot(bc$SSE)
     

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Quitting from lines 79-82 (Airports.Rmd) 
Error: processing vignette 'Airports.Rmd' failed with diagnostics:
polygon edge not found
--- failed re-building ‘Airports.Rmd’

SUMMARY: processing the following file failed:
  ‘Airports.Rmd’

Error: Vignette re-building failed.
Execution halted