Task: Class Definition Understanding (ontology: Sciences/Computer_Science)

Which of the following definitions best describes ''CGHcall''?

A. Calls aberrations for array CGH data using a six state mixture model as well as several biological concepts that are ignored by existing algorithms. Visualization of profiles is also provided.
B. A collection of meta-analysis tools for analysing high throughput experimental data
C. Robust model-based clustering using a t-mixture model with Box-Cox transformation. Note: users should have GSL installed
D. The package contains functions to perform the PDNN method described by Li Zhang et al.

Answer: Calls aberrations for array CGH data using a six state mixture model as well as several biological concepts that are ignored by existing algorithms. Visualization of profiles is also provided.