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Test image of jelly beans from the USC-SIPI image database. A standard test image is a digital image file used across different institutions to test image processing and image compression algorithms. By using the same standard test images, different labs are able to compare results, both visually and quantitatively.
Image quality can be assessed using objective or subjective methods. In the objective method, image quality assessments are performed by different algorithms that analyze the distortions and degradations introduced in an image. Subjective image quality assessments are a method based on the way in which humans experience or perceive image quality.
The SSIM index is a full reference metric; in other words, the measurement or prediction of image quality is based on an initial uncompressed or distortion-free image as reference. SSIM is a perception -based model that considers image degradation as perceived change in structural information, while also incorporating important perceptual ...
The predecessor of Research Square was American Journal Experts. [2] [3] The platform, Research Square, was established in 2013 and acquired by Springer Nature in 2022. [4] [5] The server accepts submissions from all fields of research, such as physical, biomedical, and social sciences. As of May 2023, Research Square contains more than 223,000 ...
Springer Publishing Company [2] was founded in 1950 by Bernhard Springer, the Berlin-born great-grandson of Julius Springer, who founded Springer-Verlag (now Springer Science+Business Media). Springer Publishing's first landmark publications included Livestock Health Encyclopedia by R. Seiden and the 1952 Handbook of Cardiology for Nurses .
Nature Portfolio (formerly known as Nature Publishing Group and Nature Research) [1] is a division of the international scientific publishing company Springer Nature that publishes academic journals, magazines, online databases, and services in science and medicine.
The Biology Image Library and the Cases Database, a database of medical case reports, [14] were closed in 2014. [15] The company also provided hosting for institutional repositories of publications based on the DSpace platform under the brand Open Repository. [16] The Open Repository activity was sold to Atmire in 2016. [17]
The PRISMA flow diagram, depicting the flow of information through the different phases of a systematic review. PRISMA (Preferred Reporting Items for Systematic Reviews and Meta-Analyses) is an evidence-based minimum set of items aimed at helping scientific authors to report a wide array of systematic reviews and meta-analyses, primarily used to assess the benefits and harms of a health care ...