David sudah menambah fitur untuk menggunakan custom label ini, seperti dijelaskan disini [2], tapi sepertinya update ini, baru bisa digunakan jika input WrightMap berupa CQModel
Referensi
- WrightMap: IRT Item-Person Map with 'ConQuest' Integration, https://cran.r-project.org/web/packages/WrightMap/index.html
- Using item names as item.labels #6, https://github.com/david-ti/wrightmap/issues/6