Move the two sliders below Brightness to change what aspects of the image are being "thresholded", or highlighted in red based on their brightness (make sure the Dark Background box is checked or unchecked depending on your background brightness). In the window that pops up, the boxes that say Pass to the right of the Hue, Saturation, and Brightness histograms should be checked. Try opening an image in ImageJ, then selecting Image > Adjust > Color Threshold. ¹This subreddit is not affiliated with the creators of ImageJ or FIJI, but is simply a place to share ideas, papers, resources, and expertise - especially as relate to questions & answers posted here.īy removing the background, do you mean that you want the background to be blank? There may be faster or better options I don't know about, but I'd try using color thresholding (assuming the images are "RGB Color" type). Sign-up for one of the mailing lists: /Mailing_Lists ![]() It also hosts a forum for interacting with the developers.įIJI Is Just ImageJ - "a distribution of ImageJ (and ImageJ2) together with Java, Java3D and a lot of plugins organized into a coherent menu structure." is full of ImageJ development and analysis resources. Image analysis is interdisciplinary, so clearly explain field-specific terms or jargon. Clearly explain what you are trying to learn, not just the method used, to avoid the XY problem. Provide details: Be thorough in outlining the question(s) that you are trying to answer.People from the future may be stuck trying to answer the same question. Report spam or content that is hateful or off-topic.Upvote those who contribute to the discussion and provide freely of their time to assist you.Projects: Share a Link to your pet image analysis project.Research: Links to published (articles in scientific journals or in established repositories) that utilize ImageJ/FIJI for image analysis or are about image analysis.Discussions: Text posts, meant to ask about general issues relating to image analysis.Image analyst job posts are also welcome. Tips: Text or Link posts to share useful how-to tricks and discoveries on using ImageJ/FIJI.Questions which have been Solved will be marked as such. This could include algorithms, microscopy and scientific imaging, plug-ins, methods, and specific features of the software. ![]() ![]()
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