Data supporting: Skog, E., Schofield, A. J., & Meese, T. S. (2024) (provisional title) Performance and confusion effects for gist perception of scenes: an investigation of expertise, viewpoint, and image categories These excel files contain individual participant's confusion matrices. There is a file for each of: 2 (Viewpoint: Aerial, Ground) X 2 (Group: Novice, Expert) X 2 (Normalised status: Original (not normalised), Normalised). The data inside the files are organised in the same way as in the paper (rows: Images, columns: Responses). The normalisation process for files containing the word 'normalised' follows the same procedure as in the paper. Explanation of labels (as in the paper): Natural: WDS: woods; BCH: beach; MTN: mountain/moor; RVR: river; LAK: lake; CTL: cattle field; CRP: crop field. Man-made: PRK: park; TRN: train track; RES: residential buildings; URB: urban city; PLT: parking lot; HWY: highway; IND: industrial buildings.