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Segmented scan information


In computer science, a segmented scan is a modification of the prefix sum with an equal-sized array of flag bits to denote segment boundaries on which the scan should be performed.[1]

  1. ^ Blelloch, Guy E. "Scans as primitive parallel operations." Computers, IEEE Transactions on 38.11 (1989): 1526-1538.

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Segmented scan

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science, a segmented scan is a modification of the prefix sum with an equal-sized array of flag bits to denote segment boundaries on which the scan should...

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Prefix sum

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In computer science, the prefix sum, cumulative sum, inclusive scan, or simply scan of a sequence of numbers x0, x1, x2, ... is a second sequence of numbers...

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Progressive segmented frame

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Progressive segmented Frame (PsF, sF, SF) is a scheme designed to acquire, store, modify, and distribute progressive scan video using interlaced equipment...

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High Performance Fortran

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including environmental inquiry, parallel prefix/suffix (e.g., 'scan', segmented scan), data scattering, and sorting operations Fortran 95 incorporated...

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Progressive scan

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Efficiency Video Coding Progressive segmented frame: a scheme designed to acquire, store, modify, and distribute progressive-scan video using interlaced equipment...

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Data parallelism

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parallelism Parallel programming model Prefix sum Scalable parallelism Segmented scan Thread level parallelism Some input data (e.g. when d.length evaluates...

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Scanning electron microscope

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A scanning electron microscope (SEM) is a type of electron microscope that produces images of a sample by scanning the surface with a focused beam of electrons...

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Graham scan

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Graham's scan is a method of finding the convex hull of a finite set of points in the plane with time complexity O(n log n). It is named after Ronald Graham...

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Flattening transformation

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parallelism. For example, it is used in the flattening of prefix sum to segmented scan. Flattening can increase the asymptotic work and space complexity of...

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Positron emission tomography

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scanner (CT) and are known as PET-CT scanners. PET scan images can be reconstructed using a CT scan performed using one scanner during the same session...

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Spinal cord

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root and spinal cord. The epidural fat can be seen as low density on CT scan and high intensity on T2-weighted fast spin echo MRI images. Spinal tumours...

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Infrared homing

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used so-called spin-scan, chopper or reticle seekers. These consisted of a transparent plate with a sequence of opaque segments painted on them that...

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Optical coherence tomography

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light to obtain micrometer-level depth resolution and uses transverse scanning of the light beam to form two- and three-dimensional images from light...

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3D scanning

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3D scanning is the process of analyzing a real-world object or environment to collect three dimensional data of its shape and possibly its appearance (e...

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4D scanning transmission electron microscopy

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scan point. Traditionally the movement of the beam was tracked using segmented annular field detectors which surrounded the beam. DPC with segmented detectors...

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Christmas tree packet

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packets and then awaiting and analyzing the responses. When used as part of scanning a system, the TCP header of a Christmas tree packet has the flags FIN,...

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Interlaced video

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non-interlaced one Progressive segmented frame: a scheme designed to acquire, store, modify, and distribute progressive-scan video using interlaced equipment...

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Lidar

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scan multiple directions, in which case it is known as lidar scanning or 3D laser scanning, a special combination of 3-D scanning and laser scanning....

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Image segmentation

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of interest in the image. For example, when each person in a figure is segmented as an individual object. Panoptic segmentation combines both semantic...

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ScanIP

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Laboratory/Simpleware head model, generated from high-resolution MRI scans and segmented to create data that can be easily meshed to suit specific finite...

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QR code

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American mobile users scanned a QR code or a barcode. Some 58% of those users scanned a QR or barcode from their homes, while 39% scanned from retail stores;...

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Market environment

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suggest environmental scanning as an alternative name for horizon scanning (HS), whereby newer sources rather see environmental scanning along with trend monitoring...

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PEST analysis

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describes a framework of macro-environmental factors used in the environmental scanning component of strategic management. It is part of an external environment...

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Video compression picture types

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take the place of I, P, and B frames. Typically, pictures (frames) are segmented into macroblocks, and individual prediction types can be selected on a...

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PSF

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Portable Sound Format, a file format Progressive segmented frame, a scheme to handle progressive scan video using interlaced equipment Protein structure...

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