EEG mapping: current status and future prospects.

EEG mapping is the topographical display of parameters evaluated from multichannel EEG recordings. Different problems connected with EEG mapping are: number of electrodes, interpolation between electrodes, types of reference and statistical treatment of maps. These problems are discussed briefly and examples are given. To complete this report, a short historical background along with some comments about the clinical settings have been provided and attention given to future prospects.