Results 71 to 80 of about 445,292 (276)

Paint cost and the frugal distinguishing number

open access: yesThe Art of Discrete and Applied Mathematics, 2022
You are handed a graph with vertices in a neutral color and asked to color a subset of vertices with expensive paints in $d$ colors in such a way that only the trivial symmetry preserves the color classes. Your goal is to minimize the number of vertices needing this expensive paint. This paper address the issues surrounding your choices. In particular,
openaire   +2 more sources

Inpatient Exposure, Confidence, and Knowledge in Pediatric Hematology/Oncology: Evaluating General Pediatric Residents During 2025 ACGME Curriculum Change

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background General pediatricians often evaluate hematologic and oncologic presentations before subspecialty consultation, yet the 2025 Accreditation Council for Graduate Medical Education (ACGME) pediatric requirements reduce inpatient pediatric hematology/oncology (PHO) time, raising questions about resident readiness.
Colburn Yu, Rohini Jain
wiley   +1 more source

Distinguishing number and adjacency properties [PDF]

open access: yes, 2010
Dedicated to the memory of Roland Fräıssé. Abstract. The distinguishing number of countably infinite graphs and relational struc-tures satisfying a simple adjacency property is shown to be 2. This result generalizes both a result of Imrich et al.
Dejan Delić, Anthony Bonato
core  

A classification model for distinguishing copy number variants from cancer-related alterations

open access: yesBMC Bioinformatics, 2010
Background Both somatic copy number alterations (CNAs) and germline copy number variants (CNVs) that are prevalent in healthy individuals can appear as recurrent changes in comparative genomic hybridization (CGH) analyses of tumors.
Olshen Adam B   +2 more
doaj   +1 more source

Ovarian Sex Cord Stromal Tumors in Children and Adolescents—The European Standard Clinical Practice Recommendations

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT As part of the European Cooperative Study Group for Paediatric Rare Tumours initiative, we developed standard clinical practice guidelines for ovarian sex cord stromal tumors, based on comprehensive national and international cohort analyses, literature review, and a final expert consensus conference.
Dominik T. Schneider   +15 more
wiley   +1 more source

The maximum distinguishing number of a group [PDF]

open access: yes, 2008
Let G be a group acting faithfully on a set X. The distinguishing number of the action of G on X, denoted DG(X), is the smallest number of colors such that there exists a coloring of X where no nontrivial group element induces a colorpreserving ...
Melody Chan
core  

The number of distinguishing colorings of a Cartesian product graph [PDF]

open access: yes
A vertex coloring is called distinguishing if the identity is the only automorphism that can preserve it. The distinguishing threshold $\theta(G)$ of a graph $G$ is the minimum number of colors $k$ required that any arbitrary $k$-coloring of $G$ is ...
Shekarriz, Mohammad Hadi   +1 more
core   +2 more sources

Phase Angle as an Early Functional Biomarker of Cancer‐Related Fatigue in Pediatric Oncology: A Prospective Longitudinal Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Pediatric cancer remains a leading cause of morbidity and mortality worldwide, particularly in low‐and middle‐income countries. Cancer treatment may impair nutritional status, alter body composition, and exacerbate cancer‐related fatigue (CRF).
Luís Carlos Lopes‐Junior   +11 more
wiley   +1 more source

Vertex-Distinguishing IE-Total Colorings of Complete Bipartite Graphs Km,N(m < n)

open access: yesDiscussiones Mathematicae Graph Theory, 2013
Let G be a simple graph. An IE-total coloring f of G is a coloring of the vertices and edges of G so that no two adjacent vertices receive the same color. Let C(u) be the set of colors of vertex u and edges incident to u under f. For an IE-total coloring
Chen Xiang’en, Gao Yuping, Yao Bing
doaj   +1 more source

Evaluating the Readability of Patient‐Facing Online Educational Materials for Pediatric Leukemia and Lymphoma

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Together, leukemia and lymphoma account for 38.7% of newly diagnosed pediatric cancer cases in the United States each year. Many caregivers utilize online resources to inform medical health decisions. Understanding the readability of these materials is critical to ensuring comprehensible patient education.
Chloe Strege   +6 more
wiley   +1 more source

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