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Supplemental Information

Raw Data Results of the Experiment 1

This data indicates the t-test results for experiment 1 from the participants for all three conditions.

DOI: 10.7287/peerj.preprints.27973v1/supp-1

Experiment results from the study 2

This supplemental file includes t-test results from experiment 2. This includes all 3 experimental conditions.

DOI: 10.7287/peerj.preprints.27973v1/supp-2

Additional Information

Competing Interests

The authors declare that they have no competing interests.

Author Contributions

Hiran Perera-W.A. performed the experiments, analyzed the data, contributed reagents/materials/analysis tools, prepared figures and/or tables, authored or reviewed drafts of the paper, approved the final draft, writing of the manuscript, Data Analysis, and Review of the final draft.

Human Ethics

The following information was supplied relating to ethical approvals (i.e., approving body and any reference numbers):

Durham University granted ethical approval to carry out this study within its facilities. (Ref: RK2016).

Data Deposition

The following information was supplied regarding data availability:

Raw data provided in the supplementary files indicate t-test scores for the conditions adaptation variance (low, high), adaptation spatial frequency (low, high), and test spatial frequency (low, high) for both experiments. Data in file 1 is for experiment 1 and file 2 for experiment 2.


The authors received no funding for this work.

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