Science topic

Logistics - Science topic

Logistics is the management of the flow of resources, between the point of origin and the point of destination in order to meet the requirements of customers or corporations.
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Publications related to Logistics (10,000)
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This Special Issue welcomes original contributions: - Taking a human-centered perspective on sociotechnical systems; - Focusing on interventions in occupational health and safety; - Reporting on the design of products and equipment and organizational actions to prevent musculoskeletal disorders, as well as other related contributions. Focusing on i...
Chapter
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This chapter takes stock through a literature review of the knowledge accumulated so far on employment relations within app-based food delivery. It argues that food delivery platforms are facing increasing pressure from various actors exposing their (economic) vulnerability in labour and product markets. The organisational work model of food delive...
Conference Paper
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5G mobile network technologies and scenarios with the associated innovations receive growing interest among academics and practitioners. Current literature on 5G technologies discusses several scenarios and specific chances and challenges. However, 5G literature is fragmented and not systematically reviewed. We conducted a scoping review on 5G appl...
Article
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: The main problem faced by agro-industrial waste the lack of producer’s environmental awareness, added to the few resources allocated to the development of new technologies and the poor government policies for the management of said waste. This generates point sources of at�mospheric pollutants and makes us an accomplice to climate change due to...
Article
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A preponderance of empirical research in higher education exists on the use of electronic resources to promote university education and learning. This suggests that this area of research has attracted significant interest worldwide. However, there seems to be inadequate information on the association between specific electronic infrastructures, how...
Conference Paper
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The transformation of business is being witnessed. From banking to retail, health to production, this structure transforms every industry, with Big Data underneath it. The logistics sector is also the top of the most affected sectors. Every transaction in the digital world leaves a data trail. Big Data from sensors that surround our environment is...
Article
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Advanced integration of logistics systems has been promoted for competitiveness and sustainability. Interconnection of transport operations increases complexity at a network level, which reduces the predictability of the response of the system to disruptions. However, our understanding of the behavior of such systems is still limited. In particular...
Article
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Background High plasma levels of Lp(a) are associated with a worse prognosis in patients with coronary artery disease. The aim of the present study is to clarify the association between high lipoprotein a [Lp(a)] levels and vulnerable characteristics of nonculprit plaques in patients with acute coronary syndrome (ACS). Methods A total of 185 conse...
Article
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The emergency first aid responder (EFAR) system was designed as a low-cost and adaptable community-based prehospital emergency care system, and was first published after conducting a study in the township of Manenberg, South Africa, in 2010. EFARs are laypersons who are trained to respond to emergencies in their communities, and can provide support...
Article
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Background Noise exposure leads to a reduction in cognitive abilities in diverse settings, however, only limited data exist examining the effects of environmental ICU noise on the cognitive performance of ICU professionals. A frequently occurring and demanding retention task in ICUs are ward rounds, which are considered key for the provision of med...
Article
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Background Meta-analysis describes a category of statistical methods that aim at combining the results of multiple studies to increase statistical power by exploiting summary statistics. Different industries that use genomic prediction do not share their raw data due to logistic or privacy restrictions, which can limit the size of their reference p...
Article
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With the formation of urban agglomerations, economic zones, and metropolitan areas, the supporting role of the regional logistics industry in economic development is becoming increasingly prominent. It is of great significance to study the spatiotemporal evolution and the coordinated development of regional logistics networks to realize regional in...
Article
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Background Policy documents like Vision and Change and the Next Generation Science Standards emphasize the importance of using constructed-response assessments to measure student learning, but little work has examined the extent to which administration conditions (e.g., participation incentives, end-of-course timing) bias inferences about learning...
Article
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Background To evaluate the postoperative outcomes of initial trabeculectomy (Trab) and Ex-PRESS (EX) in terms of achieving an intraocular pressure (IOP) below 15 and 18 mmHg. Methods This study retrospectively analyzed 64 and 54 cases of Trab and EX, respectively, performed by the same surgeon with uniform management from April 2018 to March 2019....
Article
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The use of modular munition storage systems for military purposes has grown significantly in the recent years. They have improved the flexibility and decreased the logistical burden of both domestic and international missions. This study aims at developing a modernized, economic, and effective way of using modular systems to temporarily store munit...
Article
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Complex interventions, such as innovation platforms, pose challenges for evaluators. A variety of methodological approaches are often required to build a more complete and comprehensive understanding of how complex interventions work. In this paper, we outline and critically appraise a methodologically pluralist evaluation of an innovation platform...
Article
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Positioning and navigation technology is a new trend of research in mobile robot area. Existing researches focus on the indoor industrial problems, while many application fields are in the outdoor environment, which put forward higher requirements for sensor selection and navigation scheme. In this paper, a complete hybrid navigation system for a c...
Article
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Currently, stabilized mortar is considered an alternative to replace both mortars produced on site as well as bagged industrialized mortar, mainly for the advantages associated with logistical improvement, rationalization of labor and production control. This work evaluates the properties of the mortar stabilized over the stabilization time (0 h, 2...
Article
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The rapid development of logistics industry has become an important force to promote the improvement of regional competitiveness, but there has been little research on the evolution process and the distribution characteristics of the cooperation between logistics industry and economy from the perspective of qualitative and quantitative. Based on th...
Article
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Background Evidence suggests a gradual decrease in the effectiveness of the anti-COVID-19 vaccines, stressing the potential need for periodical booster shots. However, it is hard to tell whether previously applied policies for enhancing vaccine acceptance will be as effective for repeated periodical booster shots during a pandemic. Hence, this stud...
Article
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Objectives The value of patient and public involvement and engagement (PPIE) within the development and refinement of outcome measures is becoming increasingly recognized. The aim of this paper is to provide an overview of how PPIE was integrated within the development of a new measure designed for use in economic evaluations across health and soci...
Article
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A conceptual model should illustrate the most significant concepts of a given problem domain and demonstrate relevant aspects related to that domain. In this paper, a conceptual model for a Transportation and Logistics Observatory (TLO) is proposed along with the pathways for its development. TLO is a place, properly equipped with human and technol...
Research Proposal
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The year 2021 is the 10th anniversary of the coining of the term “Industry 4.0”. For the past decade, Industry 4.0 has been addressed as one of the megatrends in production/manufacturing, and in other fields of industry. Although certain industrial sectors benefit from it more than others, the crucial impact of Industry 4.0 on the global economy is...
Article
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Previous research on the viability and challenges of commercial shipping along the Northern Sea Route (NSR) has thus far neglected to fully explain the connections between operational models for viable year-round commercial shipping along the NSR and port infrastructure services. In particular, little attention has been paid to the function of port...
Article
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This paper investigates two maintenance strategies for wind turbine gearboxes. The first one is frequently adopted in practice. It consists in monitoring the state of the gearbox through its temperature. As soon as the latter reaches a predefined threshold level, production rate is drastically reduced by slowing down the wind turbine while cooling...
Article
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Growth curves are important for understanding the growth phase and specific characteristics of farm animals. This study evaluated growth curve models to predict the age at puberty and growth rate of Ongole Grade cattle. The study used the weights of cattle from birth to 5 years old in 2011 to 2019 obtained from the Beef Cattle Research Station. The...
Article
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In this paper, we consider the attraction–repulsion chemotaxis system with nonlocal terms ut=Δu-χ∇·(u∇v)+ξ∇·(u∇w)+f(u),x∈Ω,t>0,τ1vt=Δv-α1v+β1u,x∈Ω,t>0,τ2wt=Δw-α2w+β2u,x∈Ω,t>0(∗)\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgr...
Article
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Background Suicide is one of the leading causes of death in people with schizophrenia. Identifying risk factors for suicide in schizophrenia is therefore an important clinical and research priority. Method A cross-sectional secondary analysis was conducted on the DNA Polymorphisms in Mental Illness Study (DPIM) data. Suicidality data was extracted...
Article
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A tritrophic food chain model of Kolmogorov type is analyzed. The mesopredator and superpredator populations are specialist, the functional responses are general and the prey has general growth rate function. Independently of the functional responses and of the growth rate of the prey, conditions to have the existence of stable limit sets obtained...
Article
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Research that illuminates causes of urban forest storm damage is valuable for planning and management. However, logistical and safety concerns often delay post-storm surveys in urban areas; thus, surveys may include observations with unverified sources of damage. While this uncertainty is often ignored, it can make up a high proportion of the numbe...
Article
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A clear understanding of plastic waste collection potential in a locality is key to optimize the recycling system in terms of collection and disposal schedules, vehicle deployment, and personnel arrangements. This study aims to ll this gap by predicting individual collection demands of industrial plastic waste (IPW) using an artificial intelligence...
Conference Paper
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Amidst present financial havoc, costly affairs such as the maintenance of air power for small states have become a severe issue. On contrary, curtailing flying operations for a longer period would dramatically cripple the hard-earned air power status. Hence, a way forward is required for the survival and sustenance of air power in developing states...
Preprint
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Overview This page briefly describes a series of questions that should be considered when analyzing time-to-event data and provides an annotated resource list for more information. Description What is unique about time-to-event (TTE) data? Time-to-event (TTE) data is unique because the outcome of interest is not only whether or not an event occurre...
Article
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Objective. To investigate the relationship between blood platelet-to-lymphocyte ratio (PLR) and clinicopathological characteristics of patients with advanced non-small cell lung cancer (NSCLC) and evaluate the value of PLR for predicting the efficacy of chemotherapy and prognosis. Methods. The clinical data of 175 patients with advanced NSCLC diagn...
Article
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A large number of researchers have explored the use of non-parametric item response theory (IRT) models, including Mokken scale analysis (Mokken, 1971), for inspecting rating quality in the context of performance assessment. Unlike parametric IRT models, such as Many-Facet Rasch Model (Linacre, 1989), non-parametric IRT models do not entail logisti...
Article
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Expressway emergencies tend to cause traffic congestion, and understanding the travel time delays of on-road vehicles under different combinations of event scenarios and road traffic conditions is valuable for guiding the accurate emergency dispatch services. Most existing studies used methods that combine the Lighthill-Whitham-Richards (LWR) theor...
Article
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Automation of logistics and production processes is one of the significant goals of the Industry 4.0 movement. Thus, this study uses the automatic data acquisition approach to automatically create Spaghetti Charts (SC), decrease the required time spent on collecting data, and provide a fast analysis (feedback). Smartphone technology used for drawin...
Article
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Background Children with complex care needs are a growing proportion of the sick children seen in all healthcare settings in the UK. Complex care needs place demands on parents and professionals who often require many different healthcare teams to work together. Care can be both materially and logistically difficult to manage, causing friction with...
Preprint
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Probabilistic predictions from neural networks which account for predictive uncertainty during classification is crucial in many real-world and high-impact decision making settings. However, in practice most datasets are trained on non-probabilistic neural networks which by default do not capture this inherent uncertainty. This well-known problem h...
Article
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Carotenoid levels are inversely associated with blood pressure (BP). This study focused on the effects of individual and combined serum carotenoids on BP and hypertension, which have not been established to date. Data from National Health and Nutrition Examination Survey (NHANES) 2001–2006 were analyzed in this cross-sectional study. Multivariate l...
Article
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In this paper, we introduce a new variant of large-scale vehicle routing problem that arises in the goods distribution of city e-commerce logistics, the multi-depot vehicle routing problem with order split and allocation (MD-CVRP-OSA), which incorporates the issue of split and allocation of online orders into traditional VRP. A mathematical formula...
Article
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This article investigates the connection between US logistics companies’ commitment to environmental, social and fair governance (ESG) strategy and their performance on the US stock market during the 2007–2022 period. The research considers historical data analysis, CAPM and a comparison of optimised portfolios. According to the results of the anal...
Article
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In order to better solve the problem of product logistics supply chains with short life cycles, a solution optimization of short life cycle product logistics supply chains based on support vector machines is proposed. This method recommends key technical problems and solutions through information represented by support vector machines and explore t...
Conference Paper
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The amount of toxic waste generated in hospitals and medical facilities is steadily increasing. This increased volume is caused by a constantly growing population, the improvement of medical care and the increase in life expectancy. The introduction of uniform standards in the medical fields will keep this volume at a high level. It is true that ce...
Article
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The decarbonization of the transport sector, and thus of road-based transport logistics, through electrification, is essential to achieve European climate targets. Battery electric trucks offer the greatest well-to-wheel potential for CO2 saving. At the same time, however, they are subject to restrictions due to charging events because of their lim...
Article
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Aeromagnetic data from the Ogoja region, Southeast Nigeria, were enhanced using high-precision methods including the tilt angle of total horizontal gradient (TAHG), the softsign function (SF), and the improved logistic function (IL) with the aim of creating a new structural map. This new map can help improve the understanding of the trend, spatial...
Article
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Equipment failures create unnecessary lead time throughout the logistics supply chain. It is known that the probability of occurrence of a failure continues to change over its total life. Therefore, a failure function is required. In this study, the failure function was derived using the data of electric forklifts of domestic logistics companies. T...
Article
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The governance of cross-border data flows around the digital economy, data security, and data sovereignty has become a crucial global governance issue. This paper evaluates the legitimacy of data exit rules of CPTPP countries based on machine learning algorithm models under the perspective of cross-border data flow governance. In this study, four m...
Article
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Evaluating the development level of urban logistics can significantly inform policies for the sustainable development of each city in an urban agglomeration. This study analyzed the logistics development of 11 cities in the Guanzhong Plain urban agglomeration (GPUA) of China. Compared to traditional urban logistics evaluation methods considering in...
Article
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This paper attempts to identify the optimal location of an intermediate offshore hub, where cargo could be transported from an onshore depot and subsequently distributed among neighboring offshore oil and gas production platforms. Such a hub would offer economies of scale, deriving from bigger offshore supply vessels, thereby decreasing overall log...
Article
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Image processing requires efficiency and security. This study proposes a single-qubit-based hue, saturation, and lightness (SQHSL) color model, which encodes perceptually relevant triplet color components (hue, saturation, and lightness, or HSL) into the two-phase parameters of a qubit. Owing to the obvious single-qubit structure and property, the...
Article
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With the aid of laboratory typing techniques, infectious disease surveillance networks have the opportunity to obtain powerful information on the emergence, circulation, and evolution of multiple genotypes, serotypes or other subtypes of pathogens, informing understanding of transmission dynamics and strategies for prevention and control. The volum...
Preprint
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Purpose: Object detection is rapidly evolving through machine learning technology in automation systems. Well prepared data is necessary to train the algorithms. Accordingly, the objective of this paper is to describe a re-evaluation of the so-called Logistics Objects in Context (LOCO) dataset, which is the first dataset for object detection in the...
Article
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Botanical explorations in the Philippines have been conducted for the most part in easily accessible regions, resulting in fragmentary information that prevents a thorough assessment of its total biological richness. Many insular sites, which are potentially biologically diverse, remain unexplored due to reasons of geographic isolation, weather dis...
Article
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With the goal of reducing greenhouse gas emissions, the logistics sector is increasingly coming into focus. While increasing electrification is taking place in the road transport sector, the numbers in heavy-goods transport have so far been vanishingly small. Payload limitations, high investment costs, and charging times make it difficult for logis...
Presentation
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Until now, the evocation of the new Silk Roads favored the transport, energy, digital, even medico-health sectors (since the COVID-19 virus). From now on, this transversality is enriched by a new item, global food power and risk, and the imperative need to take alternative routes to those usually passing through Russia and Belarus. The acuteness of...
Article
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Recent levels of dementia literacy in older Australian adults remains relatively unexplored. Our purpose was to identify whether dementia literacy has changed in older Australians, sociodemographic characteristics associated with better literacy, and barriers to dementia risk reduction. A 32-item adapted British Social Attitudes Survey was administ...
Article
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Container transportation is an important mode of international trade logistics in the world today, and its changes will seriously affect the development of the international market. For example, the COVID-19 pandemic has added a huge drag to global container logistics. Therefore, the accurate forecasting of container throughput can make a significa...
Article
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We explore the causal effects of Internet use on job satisfaction using a sample of 83,012 Chinese labor force members aged 16–64 years from the China Family Panel Studies (CFPS) from 2010 to 2018. We use ordered logistic estimation and find that Internet use significantly increases job satisfaction by 3.2%. Heterogeneity analysis shows that the In...
Article
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There is still little theoretically driven research and empirical evidence on how firms develop and adjust their existing resource capabilities to create environmental values that enable sustainability and competitiveness. This paper aims to establish a framework of environmental capability that predicts antecedents to and impacts on sustainable pe...