Table 2.

Clusters for the ML algorithm as extracted with a PCA.

Cluster 1	Self-relevance (Encoding & Delay 1) Emotional intensity (Encoding & Delay 1) Conversation (Encoding & Delay 1) Thinking (Encoding & Delay 1)
Cluster 2	Emotional valence (Encoding & Delay 1)
Cluster 3	Remembering (Encoding & Delay 1) Perspective (Encoding & Delay 1) Self-concept (Encoding & Delay 1)
Cluster 4	Anticipated details (Encoding & Delay 1) Reliving (Encoding & Delay 1) Mental images (Encoding & Delay 1)
Cluster 5	Age Free recall at Delay 1