Get contributor statistics for neurons from CATMAID

catmaid_get_contributor_stats(skids, pid = 1, conn = NULL, ...)



One or more numeric skeleton ids or a character vector defining a query (see catmaid_skids or examples for the syntax).


Project id (default 1)


A catmaid_connection objection returned by catmaid_login. If NULL (the default) a new connection object will be generated using the values of the catmaid.* package options as described in the help for catmaid_login.


Additional arguments passed to the catmaid_fetch function


a list containing different statistics including construction and review times (aggregated across all the specified input neurons). There will also be 3 data.frames containing statistics for number of nodes and pre/post-synaptic connectors broken down per user.

  • pre_contributors number of pre-synaptic connectors contributed per user.

  • node_contributors number of skeleton nodes contributed per user.

  • post_contributors number of post-synaptic connectors contributed per user.

See also


if (FALSE) { cs=catmaid_get_contributor_stats(skids=c(10418394,4453485)) # fetch user list ul=catmaid_get_user_list() # merge with list of node contributors and sort in descending order of # contributions library(dplyr) left_join(cs$node_contributors, ul) %>% select(id,n, full_name) %>% arrange(desc(n)) }