Results 41 to 50 of about 8,885,351 (374)

Requirements for Big Data Adoption for Railway Asset Management

IEEE Access, 2020
Nowadays, huge amounts of data have been captured along with the day-to-day operation of assets including railway systems. Hence, we have come to the era of big data.
Paul McMahon, Tieling Zhang, R. Dwight
semanticscholar   +1 more source

Hierarchical Structure Estimation of Financial Networks and Sentiment Analysis of Financial News Headlines

IEEE Access
In financial markets, there have been several crises, and it is often suggested that early signs of these crises can be observed in market structures before they fully emerge.
Naijia Liu, Kaira Sekiguchi, Yoshiyuki Nakata, Toshiaki Sugie, Takaaki Yoshino, Yukio Ohsawa   +5 more
doaj   +1 more source

Algorithmic portfolio tilting to harvest higher moment gains

Heliyon, 2020
Many financial portfolios are not mean-variance-skewness-kurtosis efficient. We recommend tilting these portfolios in a direction that increases their estimated mean and third central moment and decreases their variance and fourth central moment.
Kris Boudt, Dries Cornilly, Frederiek Van Holle, Joeri Willems   +3 more
doaj   +1 more source

Urban Heat Risk: Protocols for Mapping and Implications for Colombo, Sri Lanka

Atmosphere, 2023
Global and urban-induced local warming lead to increasing heat risk in cities. The rapid increase in urban population, weak infrastructure, poverty, as well as an ageing population, make the risk more acute in developing cities. However, heat risk is not
Rohinton Emmanuel, Mushfik Jalal, Samson Ogunfuyi, Nusrath Maharoof, Megi Zala, Narein Perera, Rangajeewa Ratnayake   +6 more
doaj   +1 more source

The concrete structure remedial assessements in marine environment from whole life asset management perspectives [PDF]

, 2008
This study makes use of a desk top review methodology to discover and understand the remedial assessment of damage concrete structures in the marine environment (sea water). Basically, the restorations of asset marine facility are done by using a correct
Mohd Salleh, Mohd Rezal
core  

Prognostic Impact of Treatment Modalities, Including Targeted Compartmental Radio‐Immunotherapy, in a Cohort of Neuroblastoma Patients With CNS Metastases at Relapse

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Neuroblastoma (NB) with central nervous system (CNS) metastases is rare at diagnosis, but occurs more often during relapse/progression. Patients with CNS metastases face a dismal prognosis, with no standardized curative treatment available.
Vicente Santa‐Maria Lopez, Anna Felip‐Badia, Marina Caballero‐Bellon, Nazaret Sanchez‐Sierra, Alicia Castañeda, Moira Garraus, Maite Gorostegui, Margarida Simão‐Rafael, Juan Pablo Muñoz, Marta Perez‐Somarriba, Salvador Mañe, Mariana Cecilia Planells, Sara Perez‐Jaume, Jaume Mora   +13 more
wiley   +1 more source

Survey on the use of BIM methodology for railway 3D modeling

Discover Applied Sciences
This article explores the development of Augmented Reality (AR) models for railway projects, as illustrated in Fig. 1, with particular emphasis on interoperability between different systems and platforms.
Ana Malta, Torres Farinha, Antonio J. Marques Cardoso, Mateus Mendes   +3 more
doaj   +1 more source

Verifying hyperparameter sensitivities of optimal filter design methods for fault signature enhancement

Mechanics & Industry
Optimal filters are designed in vibration-based condition monitoring to enhance weak fault signatures for improved diagnosis. While optimisation-based filter design approaches have matured, their validation has typically focused on final objective values
Schmidt Stephan, Wilke Daniel N., Heyns Philippus Stephan, Gryllias Konstantinos C.   +3 more
doaj   +1 more source

An Analysis of Physical Asset Management Core Practices and Their Influence on Operational Performance

Sustainability, 2020
The commitment of organisations to physical assets management (PAM) has recently received considerable attention in theory and practice. Indeed, PAM plays a key role in asset-intensive organizations and is also considered as a principal actor within ...
D. Maletič, M. Maletič, B. Al-Najjar, B. Gomišček   +3 more
semanticscholar   +1 more source

Clinical Characteristics and Prognostic Risk Factors for Pediatric B‐Cell Lymphoblastic Lymphoma: A Multicenter Retrospective Cohort Study for China Net Childhood Lymphoma

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Background B‐cell lymphoblastic lymphoma (B‐LBL) represents a rare variety of non‐Hodgkin lymphoma, with limited research on its biology, progression, and management. Methods A retrospective analysis was performed on the clinical characteristics of 256 patients aged ≤18 years who received treatment under the China Net Childhood Lymphoma (CNCL)‐
Zhijuan Liu, Jian Wang, Ling Jin, Yanlong Duan, Fu Li, Yueping Jia, Leping Zhang, Xiaojun Yuan, Wei Liu, Ying Liu, Ansheng Liu, Mincui Zheng, Yunpeng Dai, Lian Jiang, Lirong Sun, Xiaowen Zhai, Rong Liu, Chunju Zhou, Zifen Gao, Yonghong Zhang, Xiaomei Yang   +20 more
wiley   +1 more source