![]() Compute the weighted mean of the NDWI image clipped to the region. Please re-read this policy prior to submitting any personal information if you have concerns about how your information is being collected and used.Code Editor (JavaScript) // Load a Landsat 8 input image. Note that this policy may be revised periodically without notice. If any of these sites are found to contain irrelevant or offensive information, please contact us.īy using, you signify your agreement to our privacy policy as stated above. However, the HCP website is not responsible for maintaining or updating the content of these other sites. This website contains links to other websites whose content we think is relevant. This is a standard practice for most websites, and this data is never linked with personally identifiable information. This information is only used for diagnostic or debugging purposes, to help us optimize our website's performance, and is not shared externally. Our website may also collect non-personal data about site visits, sessions, and IP addresses. This information is used solely by the administrators and members of the HCP website and is not shared, traded or sold to third parties under any circumstances. Our website collects names and email addresses via our contact form. The participant data from our research into the Human Connectome that is stored in our XNAT server is de-identified, and contains no personal health information (PHI). The member universities of the Human Connectome Project take privacy very seriously, whether dealing with participant data or the data of those visiting this website. Intended to be larger than where the cylinder cutoff should have been. Including v1.2.3, which had only the tangential cutoff and a bounding box Unintended behavior present from the initial implementation up to and ![]() The ribbon ROI, and apply a gaussian kernel with the specified sigma to The vertex and aligned with the surface normal, and that are also within The myelin style method uses part of the caret5 myelin mapping command toĭo the mapping: for each surface vertex, take all voxels that are in aĬylinder with radius and height equal to cortical thickness, centered on Interpolated, unless the -interpolate method is ENCLOSING_VOXEL, in whichĬase ENCLOSING_VOXEL is also used for sampling the roi volume weights. weighted suboption to -volume-roi, the roi volume weights are linearly Weighted average of voxels, interpolates from the volume at the The -interpolate suboption, instead of doing a Method, where the distance of a voxel from is used toĭownweight the voxel. The -gaussian option makes it act more like the myelin You have very large voxels, consider increasing this if you get zeros in Polyhedron intersects, by splitting each voxel into NxNxN pieces, andĬhecking whether the center of each piece is inside the polyhedron. Number specifies how it approximates the amount of the volume the Voxels that don't have a positive value in the mask. Voxels the surfaces pass through, and will cause the mapping to ignore The volume ROI is useful to exclude partial volume effects of Get enough samples in each voxel to reliably land inside these smaller This may require increasing -voxel-subdiv to Midpoints and triangle centroids, so that neighboring vertices do not If -thin-columns is specified, the polyhedron uses the edge Volume that falls inside any nearby voxels, to use as the weights for Neighbors on each surface, and estimates the amount of this polyhedron's The ribbon mapping method constructs a polyhedron from the vertex's Linear interpolation based on the voxels immediately on each side of the Value from the voxel the vertex lies inside, while trilinear does a 3D You must specify exactly one mapping method. emulate old v1.2.3 and earlier code that didn't follow gaussian kernel in mm for weighting voxels within range an roi volume of the cortical ribbon for this write the voxel weights for all vertices to a output - volume to write the weights to ![]() the vertex number to get the voxel weights for, 0-based write the voxel weights for a vertex to a volume output - the output metric file of vertices that have output an ROI of which vertices didn't intersect interpolation method, must be CUBIC, ENCLOSING_VOXEL, or instead of a weighted average of voxels, interpolate value to multiply the local thickness by, to get the reduce weight to voxels that aren't near voxel divisions while estimating voxel weights treat the roi values as weightings rather than binary use ribbon constrained mapping algorithm ![]()
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