Results 71 to 80 of about 44,247 (262)

Surgical Outcomes and Recurrence Management in Borderline Resectable Hepatocellular Carcinoma: Implications for Multidisciplinary Strategies

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
Multivariate analysis identified that up‐to‐7 out (p < 0.001), lymph node metastasis (p < 0.001), and non‐anatomical resection (p = 0.02) were independent predictors of cancer recurrence, while older age (p = 0.01), Child‐Pugh B (p < 0.001), up‐to‐7 out (p = 0.01), macrovascular invasion (p = 0.01), and lymph node metastasis (p < 0.001) were ...
Koichiro Haruki   +9 more
wiley   +1 more source

Shadow sovereign ratings for unrated developing countries [PDF]

open access: yes
The authors attempt to predict sovereign ratings for developing countries that do not have risk ratings from agencies such as Fitch, Moody's, and Standard and Poor's.
De, Prabal   +2 more
core  

Multiobjective Environmental Cleanup with Autonomous Surface Vehicle Fleets Using Multitask Multiagent Deep Reinforcement Learning

open access: yesAdvanced Intelligent Systems, EarlyView.
This study presents a multitask strategy for plastic cleanup with autonomous surface vehicles, combining exploration and cleaning phases. A two‐headed Deep Q‐Network shared by all agents is traineded via multiobjective reinforcement learning, producing a Pareto front of trade‐offs.
Dame Seck   +4 more
wiley   +1 more source

PIGS or Lambs? The European Sovereign Debt Crisis and the Role of Rating Agencies [PDF]

open access: yes
This paper asks whether rating agencies played a passive role or were an active driving force during Europe's sovereign debt crisis. We address this by estimating relationships between sovereign debt ratings and macroeconomic and structural variables. We
Griesbach, Bjoern   +2 more
core  

Determinants of Sovereign Credit Ratings in Emerging Markets

open access: yesInternational Business Research, 2019
This study critically investigates the determinants of sovereign credit ratings in emerging markets, during 2001 to 2015. This was conducted in 20 emerging markets, using S&amp;P and Moody ratings. Linear framework econometric approach with the use of pooled Ordinary Least Square regression method was adopted in the study.
Osobajo, Oluyomi A.   +1 more
openaire   +3 more sources

A Standardized Framework for Elastomer Characterization in Soft Robotics

open access: yesAdvanced Intelligent Systems, EarlyView.
A unified framework addresses inconsistent elastomer property reporting which limits reproducibility and standardization in soft robotics. Systematic testing of ten elastomers (thermosetting, thermoplastic, and a covalent adaptable network) provides quasielastic mechanical properties, viscoelastic parameters, thermal stability, and processing ...
Ellen Roels   +2 more
wiley   +1 more source

Hungarian sovereign credit risk premium in international comparison during the financial crisis [PDF]

open access: yes
As the CDS market has been the primary market for the price discovery of Hungarian sovereign credit risk in recent years, we can gain the most reliable information about Hungarian sovereign credit risk premia by analysing the price of Hungarian CDS ...
Lóránt Varga
core  

Review of Memristors for In‐Memory Computing and Spiking Neural Networks

open access: yesAdvanced Intelligent Systems, EarlyView.
Memristors uniquely enable energy‐efficient, brain‐inspired computing by acting as both memory and synaptic elements. This review highlights their physical mechanisms, integration in crossbar arrays, and role in spiking neural networks. Key challenges, including variability, relaxation, and stochastic switching, are discussed, alongside emerging ...
Mostafa Shooshtari   +2 more
wiley   +1 more source

Rating the United Kingdom: the British government’s sovereign credit ratings, 1976-1978 [PDF]

open access: yes, 2015
The UK received its first sovereign credit ratings in 1978. Despite having required financial assistance from the International Monetary Fund only 18 months earlier, the British government managed to secure ‘triple-A’ ratings from both Standard and Poor ...
Archer   +50 more
core   +1 more source

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