Hi FSL experts, randomise -i <4D_input_data> Can I provide the filtered_func_data.nii.gz from higher-level analysis (e.g., group.gfeat/cope1.feat/filtered_func_data) as 4D_input_data for randomise? This will make things a lot easier. Is this a recommended/common procedure? Thanks, Daniel -- Yung-Jui (Daniel) Yang, Ph.D. Assistant Research Professor Autism and Neurodevelopmental Disorders Institute The George Washington University and Children’s National Health System E-mail: [log in to unmask]