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SYSTEMS AND METHODS FOR IMAGING SAMPLES WITH REDUCED SAMPLE MOTION ARTIFACTS

机译:用于成像样品的系统和方法,具有减少的样品运动伪影

摘要

Systems and methods to identify and/or reduce or eliminate sample motion artifacts are disclosed. Sample motion artifacts may be reduced or eliminated using scan patterns where an acquisition time difference between when perimeter pixels in adjacent tiles are acquired is reduced, as compared to a conventional raster scan to reduce or eliminate discontinuities that would otherwise appear at tile boundaries in an image. In some embodiments, test images acquired using relatively small test scan patterns or intensities of test points acquired at different times may be compared to determine whether sample motion has occurred. In some embodiments, intensity of adjacent pixels at a tile boundary are compared. In some embodiments, intensity of one or more single pixels is monitored over time to determine whether sample motion has occurred over a period of time. In some embodiments, a flattening or reshaping tool may be used to suppress sample motion during imaging.
机译:公开了识别和/或减少或消除样品运动伪像的系统和方法。 可以使用扫描模式来减少或消除样品运动伪影,其中获取在获取相邻区块中的周边像素之间的获取时间差,与传统的光栅扫描相比,以减少或消除图像在图像中的瓦片边界中出现的不连续性 。 在一些实施例中,可以比较使用相对较小的测试扫描模式获取的测试图像或者可以比较在不同时间获取的测试点的强度以确定是否发生了样本运动。 在一些实施例中,比较瓦片边界处的相邻像素的强度。 在一些实施例中,随着时间的推移监测一个或多个像素的强度,以确定在一段时间内发生样品运动。 在一些实施例中,扁平化或重塑工具可用于在成像期间抑制样品运动。

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