Results 211 to 220 of about 726,750 (291)

On the Threshold for Triangulations Inside Convex Polygons

open access: yesRandom Structures &Algorithms, Volume 69, Issue 2, September 2026.
ABSTRACT Start with a large convex polygon and add all other edges inside independently with probability p$$ p $$. At what critical threshold pc$$ {p}_c $$ do triangulations of the polygon begin to appear? The first author and Gravner asked this question and observed that pc=Θ(1)$$ {p}_c=\Theta (1) $$, using the relationship with the Catalan numbers ...
Brett Kolesnik   +2 more
wiley   +1 more source

Approximate Itai–Zehavi Conjecture for Random Graphs

open access: yesRandom Structures &Algorithms, Volume 69, Issue 2, September 2026.
ABSTRACT A famous conjecture by Itai and Zehavi states that, for every d$$ d $$‐vertex‐connected graph G$$ G $$ and every vertex r$$ r $$ in G$$ G $$, there are d$$ d $$ spanning trees of G$$ G $$ such that, for every vertex v$$ v $$ in G∖{r}$$ G\setminus \left\{r\right\} $$, the paths between r$$ r $$ and v$$ v $$ in different trees are internally ...
Lawrence Hollom   +4 more
wiley   +1 more source

Consumer Behavior Analysis in Digital Marketing Using AI and Big Data Analytics: A Narrative Review and Methodological Taxonomy

open access: yesWIREs Data Mining and Knowledge Discovery, Volume 16, Issue 3, September 2026.
AI and Big Data in Consumer Behavior Analysis. ABSTRACT The rapid expansion of digital consumer data has challenged traditional approaches to understanding behavior in digital marketing. Existing reviews often focus on individual methods and give limited guidance on how analytical techniques compare or how they should be selected for specific marketing
Leonidas Theodorakopoulos   +1 more
wiley   +1 more source

Exploring the associations of generalized trust, climate change conspiracy beliefs and freecycling: Empirical evidence from 34 cultures

open access: yesBritish Journal of Psychology, Volume 117, Issue S1, Page S201-S223, September 2026.
Abstract This study examined the relationships between generalized trust, climate change conspiracy beliefs and freecycling – a community‐based free‐item sharing pro‐environmental behaviour. It also explored the role of societal factors in relation to participation in freecycling, as well as how they are associated with these relationships.
Algae K. Y. Au   +2 more
wiley   +1 more source

Separation of Time Scales in Weakly Interacting Diffusions. [PDF]

open access: yesArch Ration Mech Anal
Adams ZP, Engel M, Gvalani RS.
europepmc   +1 more source

Revisiting the Health Spending‐Growth Nexus

open access: yesJournal of Economic Surveys, Volume 40, Issue 4, Page 2037-2055, September 2026.
ABSTRACT The relationship between health spending and economic growth is shaped by multiple transmission channels, leading to inconsistencies in the empirical literature and a lack of definitive conclusions. To address this issue, we perform a meta‐analysis encompassing 522 estimates from 107 studies that examine the effect of health spending on ...
Andreas Sintos   +2 more
wiley   +1 more source

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