Results 11 to 20 of about 2,206 (230)
CONSTRUCTIONS OF GROUP DIVISIBLE DESIGNS
Summary: Methods of construction of group divisible designs are discussed. Making use of these methods, a new group divisible design and nine new non-isomorphic solutions for group divisible designs are given in the same range of parameters as by \textit{W. H. Clatworthy} [Tables of two-associate-class partially balanced designs. (1973; Zbl 0289.05017)]
Duan, Xiaoping, Kageyama, Sanpei
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Collusion Attack Resilient 3D Mesh Watermarking Based on Anti-Collusion Fingerprint Code
Collusion attack is one of the techniques used for unauthorized removal of embedded marks. However, there are no algorithms that utilize the averaging-resilient fingerprint code into 3D mesh watermarking.
Jong-Uk Hou, In-Jae Yu, Heung-Kyu Lee
doaj +1 more source
Resolvable Group Divisible Designs with Large Groups
We prove that the necessary divisibility conditions are sufficient for the existence of resolvable group divisible designs with a fixed number of sufficiently large groups. Our method combines an application of the Rees product construction with a streamlined recursion based on incomplete transversal designs. With similar techniques, we also obtain new
Peter J. Dukes +2 more
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Some construction of group divisible designs with singer groups
An MDS is a \((v,k,\lambda)\)-difference set with \(v=4(k-\lambda)\); then there exist an integer \(u\) such that \(v=4u^2\). A \((m,n,k,\lambda_1,\lambda_2)\)-DDS has the property \((M)\) if \(mn=4(k-\lambda_2)\). The case \(\lambda_1=0\) is characterized.
Arasu, K. T., Pott, Alexander
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Group divisible designs with block size five [PDF]
We report some group divisible designs with block size five, including types $6^{15}$ and $10^{15}$. As a consequence we are able to extend the known spectrum for 5-GDDs of type $g^u$.
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ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen +23 more
wiley +1 more source
Class-Uniformly Resolvable Group Divisible Structures I: Resolvable Group Divisible Designs [PDF]
We consider Class-Uniformly Resolvable Group Divisible Designs (CURGDD), which are resolvable group divisible designs in which each of the resolution classes has the same number of blocks of each size. We derive the fully general necessary conditions including a number of extremal bounds.
Peter Danziger, Brett Stevens
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ABSTRACT Background Children with sickle cell disease (SCD) face multiple acute and chronic medical complications that may impact their quality of life as reported by patients themselves. Health‐related social needs (HRSNs), such as food and housing insecurity, are common in people with SCD, but the association between HRSNs and patient‐reported ...
Sarah J. Marks +5 more
wiley +1 more source
Research on fractional repetition codes based on group divisible designs
A novel design of FR (fractional repetition) codes was proposed which aims at providing efficient repair at the minimum bandwidth regenerating point.The design consisted of an outer MDS (maximum distance separable) code and an inner repetition code ...
Bing ZHU +4 more
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ABSTRACT Primary cutaneous anaplastic large cell lymphoma (pcALCL) is a rare pediatric CD30‐positive T‐cell lymphoproliferative disorder with an excellent prognosis, but its genomic drivers are poorly defined. We report three children with skin‐limited disease demonstrating striking molecular heterogeneity, including NPM::ALK, NUP214::FRK, and a novel ...
Shoshana Greenberger +7 more
wiley +1 more source

