Last modified by puchades on 2022/02/18 13:55
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... ... @@ -1,18 +1,22 @@ 1 1 == [[image:BICCN_QNII_figure.png]] == 2 2 3 -== == 3 +== (% style="color:#c0392b" %)//QuickNII// and //VisuAlign//(%%) == 4 4 5 -The QUINT workflow allows you to register series of histological section images from the brain to a 3D reference atlas such as the Allen Mouse Brain Atlas or the Waxholm Space atlas of the rat brain. This is a two-step process: 5 +(% class="wikigeneratedid" %) 6 +**//QuickNII//** enable the registeration of the brain section images to the reference atlas to generate atlas maps that are customised to match the cutting plane and proportions of the sections. The adjusted are done by linear transformation only to allow angles to be calculated. 6 6 7 - 1.QuickNII guides you through an interactive affine alignment, including propagation of alignment settings acrossthesectionseries.8 - 1.VisuAlign letsyoufine-tuneyouralignmentusingnon-linear adjustments.8 +(% class="wikigeneratedid" %) 9 +**//VisuAlign//** enables manual adjustments of the //QuickNII// atlas maps by nonlinear transformation to better match the sections. 9 9 10 -Further steps of the QUINT workflow are compatible with the atlas map output of both QuickNII and VisuAlign (the VisuAlign step is optional). 11 +(% class="wikigeneratedid" %) 12 +The** QUINT workflow** is compatible with the atlas map output of both //QuickNII// and //VisuAlign// (the //VisuAlign// step is optional). 11 11 12 12 == (% style="color:#c0392b" %)Preparation of the image series(%%) == 13 13 14 - Before youget startedwith imageregistration,makesure yourimagesaretherightsize,andfiles arenamedaccordingto theQUINT naming convention.See[[2.Imagepre-processingwithNutilTransform>>2.Imagepre-processingwithNutil Transform]]fordetails.16 +Resize your raw 2D images to 24-bit PNG and JPEG. Images can be loaded up to the resolution of 16 megapixels (e.g.4000x4000 or 5000x3000 pixels), however QuickNII does not benefit from image resolutions exceeding the resolution of the monitor in use. 15 15 18 +(% style="color:#4e5f70" %)The resized files must follow the naming convention having an unique ID in the format: sXXX.., with XXX.. reflecting the serial order and spacing of the sections (e.g. s002, s006, s010 for every 4^^th^^ section starting with section 2). 19 + 16 16 === (% style="color:#c0392b" %)Generate your images descriptor file with FileBuider(%%) === 17 17 18 18 (% style="color:#4e5f70" %)Use the small program “FileBuilder.bat” provided with //QuickNII//. A new window will open, and ask for the folder where your images are located. Point to the correct folder, mark all image files, and click ok. **An XML file is generated**. **Always save this file in the same folder as the resized images.**