Results 161 to 170 of about 1,922,795 (290)

t‐Regina: Data‐driven Authoring of Free‐form Registration for Cartoon Character Sprites

open access: yesComputer Graphics Forum, EarlyView.
Abstract This paper proposes t‐Regina, a novel iterative scheme that automates the manipulation of grid handles in free‐form deformation (FFD) for deformable registrations of cartoon character sprites. First, we build a data‐driven FFD (dFFD) that enables users to handle locations of FFD handles from lower‐dimensional parameters.
Tsukasa Fukusato, Akinobu Maejima
wiley   +1 more source

Polynomial and rational integrability of polynomial Hamiltonian systems

open access: yes
Agraïments/Ajudes: The third author was partially supported by FCT through CAMGDS, Lisbon.Within the class of canonical polynomial Hamiltonian systems anti-symmetric under phase-space involutions, we generalize some results on the existence of Darboux ...
Valls, Clàudia   +2 more
core  

One Part Leaky Covers. [PDF]

open access: yesMathematica (N Y)
Cavalieri R, Markwig H, Schmitt J.
europepmc   +1 more source

Cost‐effectiveness of investing in earlier access to diabetic foot services: A multi‐centre pre‐post study

open access: yesDiabetic Medicine, EarlyView.
Abstract Aims We evaluated the cost‐effectiveness of implementing a novel funding model to incentivise earlier access of patients with diabetes‐related foot disease (DFD) to diabetic foot services (DFS). Methods In this multi‐centre pre‐post study, we compared the cost, quality‐adjusted life year (QALY) and clinical outcomes of patients with diabetes ...
Son Nghiem   +10 more
wiley   +1 more source

Do Transparent Firms Generate Greener Ideas? ESG and Green Patents in China

open access: yesFinancial Review, EarlyView.
ABSTRACT Using Patent Application Data from the State Intellectual Property Office of China, we examine the relationship between ESG information disclosure and firms' environmental innovation, using more than 3500 listed firms. Methodologically, we develop a micro‐founded structural model, which maps directly to relevant empirical regressions.
Athanasios Andrikopoulos   +2 more
wiley   +1 more source

When in Doubt, Tax More Progressively? Uncertainty and Progressive Income Taxation

open access: yesInternational Economic Review, EarlyView.
ABSTRACT We study the optimal income tax problem under parameter uncertainty about household preferences and wage dynamics. We derive conditions characterizing how such uncertainty affects optimal tax policy. To quantify the effect, we estimate a life‐cycle model using US data and a Bayesian approach.
Minsu Chang, Chunzan Wu
wiley   +1 more source

Strategic adjustment of capital structure: Evidence from firms newly added to the S&P 500 index

open access: yesJournal of Financial Research, EarlyView.
Abstract We examine the capital structure of firms that are newly added to the S&P 500 index. The leverage ratio gradually decreases during the two‐year pre‐addition period and then increases during the two‐year post‐addition period, resulting in a U‐shaped trend.
Eunpyo Hong, Min Hwang, Jiyoon Lee
wiley   +1 more source

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