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3,602 Results Found

  • Article
  • Open Access
1,171 Views
12 Pages

Problem of Existence of Joint Distribution on Quantum Logic

  • Oľga Nánásiová,
  • Karla Čipková and
  • Michal Zákopčan

21 December 2024

This paper deals with the topics of modeling joint distributions on a generalized probability space. An algebraic structure known as quantum logic is taken as the basic model. There is a brief summary of some earlier published findings concerning a f...

  • Review
  • Open Access
9 Citations
15,517 Views
14 Pages

22 July 2024

With the continuous development of the global logistics industry, cold chain transportation and joint distribution, as critical strategies in supply chain management, are gradually becoming key means to ensure the safe transportation of perishable go...

  • Article
  • Open Access
4 Citations
2,066 Views
17 Pages

13 June 2024

The composition, distribution, and growth of native natural forests are important references for the restoration, structural adjustment, and close-to-nature transformation of artificial forests. The joint species distribution model is a powerful tool...

  • Article
  • Open Access
2 Citations
6,500 Views
18 Pages

30 December 2021

Pin joints are widely used mechanisms in different industrial machineries such as aircrafts, cranes, ships, and offshore drilling equipment providing a joint with possibility of relative rotation about one single axis. The rigidity of the joint and i...

  • Article
  • Open Access
11 Citations
3,089 Views
20 Pages

7 November 2019

Urban joint distribution is closely related to the national economy and people’s livelihood, and governments and enterprises play an active role in the process of urban joint distribution. From the perspective of government regulations, this pa...

  • Article
  • Open Access
2 Citations
3,991 Views
15 Pages

This paper analyzes the joint cost structure of electricity and natural gas distribution investments. Assessing the joint costs is critical for urban development and public policy regarding competition at the local level. The paper accounts for the u...

  • Article
  • Open Access
3 Citations
2,013 Views
17 Pages

24 September 2023

With the development of sharing economy, a joint distribution mode has been increasingly adopted as the preferred cooperation mode of third-party logistics enterprises to achieve the efficient, resource-saving, and profit-optimal business goals of en...

  • Article
  • Open Access
7 Citations
2,967 Views
30 Pages

12 January 2023

Express delivery in rural areas of China has many problems, such as high delivery cost and low efficiency. As an effective way to solve the difficulties of rural delivery, it is important to study the innovation and application of a joint distributio...

  • Article
  • Open Access
898 Views
27 Pages

17 May 2025

As the carrier of small-piece logistics, urban joint distribution has frequent and complex operations, lacks systematic management and planning, and has large optimization space. Enterprises should bear the social responsibility of reducing carbon em...

  • Article
  • Open Access
1,965 Views
20 Pages

20 February 2025

During its service life, a deep-sea floating structure is likely to encounter extreme marine disasters. The combined action of wind and wave loads poses a threat to its structural safety. In this study, elliptical copula, Archimedean copula, and vine...

  • Article
  • Open Access
3 Citations
2,539 Views
23 Pages

The theoretical treatment of statistical properties relevant to nonlinear random waves of finite bandwidth, such as the joint distribution of wave crest and its associated wave period, is an overdue task hampered by the complicated form of the analyt...

  • Article
  • Open Access
72 Citations
11,908 Views
18 Pages

20 April 2015

Reliable wind modelling is of crucial importance for wind farm development. The common practice of using sector-wise Weibull distributions has been found inappropriate for wind farm layout optimization. In this study, we propose a simple and easily i...

  • Article
  • Open Access
3 Citations
3,450 Views
29 Pages

A Green Vehicle Routing Problem with Time-Varying Speeds and Joint Distribution

  • Ying Wang,
  • Jicong Duan,
  • Jiajun Sun,
  • Qin Zhang and
  • Taofeng Ye

20 August 2025

With the rapid growth of urban logistics demand, carbon emissions and the time-varying nature of vehicle speeds have become critical challenges in sustainable transportation planning. This paper addresses a Time-Dependent Green Vehicle Routing Proble...

  • Article
  • Open Access
2 Citations
2,092 Views
15 Pages

30 September 2021

This paper studied the joint probability distribution of wind speed, wind direction, and wind height. The measured wind field data of a coastal plain in Zhongshan city, Guangdong Province, China, were taken as the research object. A three-dimensional...

  • Article
  • Open Access
2,006 Views
24 Pages

28 March 2025

Background: Domain transfer plays a vital role in medical image analysis. It mitigates the challenges posed by variations in imaging equipment, protocols, and patient demographics, ultimately improving model performance across different domains or ed...

  • Article
  • Open Access
9 Citations
8,110 Views
17 Pages

4 January 2016

One of the most significant control schemes in optimal operation of distribution networks is Volt/Var control (VVC). Owing to the radial structure of distribution systems and distribution lines with a small X/R ratio, the active power scheduling affe...

  • Article
  • Open Access
6 Citations
2,828 Views
29 Pages

19 February 2024

In order to explore the positive impact of the joint distribution model on the reduction in logistics costs in small-scale logistics enterprises, considering the demand on enterprises for simultaneous pick-up and delivery, as well as the cost of carb...

  • Article
  • Open Access
1,066 Views
24 Pages

19 February 2025

In order to address the diverse and personalized needs of consumers for fresh products, as well as to enhance the efficiency and safety of fresh product delivery, this paper proposes an integer programming model aimed at minimizing total distribution...

  • Article
  • Open Access
8 Citations
4,039 Views
14 Pages

25 July 2018

Discharge and water quality are two important attributes of rivers, although the joint response relationship between discharge and multiple water quality indicators is not clear. In this paper, the joint probability distributions are established by c...

  • Article
  • Open Access
35 Citations
6,011 Views
23 Pages

Order distribution and routing optimization of takeout delivery is a challenging research topic in the field of e-commerce. In this paper, we propose a drone–rider joint delivery mode with multi-distribution center collaboration for the problem...

  • Article
  • Open Access
20 Citations
3,347 Views
24 Pages

24 January 2022

Inverted exponentiated Rayleigh distribution is a widely used and important continuous lifetime distribution, which plays a key role in lifetime research. The joint progressively type-II censoring scheme is an effective method used in the quality eva...

  • Article
  • Open Access
1 Citations
1,683 Views
30 Pages

19 July 2025

The swift expansion of China’s automotive manufacturing industry has spurred a constant rise in the demand for automotive parts production and distribution, making the optimization of distribution routes in complex environments a crucial resear...

  • Article
  • Open Access
1 Citations
1,840 Views
22 Pages

20 July 2023

Exploring the relationship between runoff and sediment elements in a river basin is a prerequisite for realizing the scientific management scheme of runoff and sediment. In this study, six commonly applied probability distributions are utilized to fi...

  • Article
  • Open Access
20 Citations
5,816 Views
15 Pages

22 November 2018

Wind direction and speed are both crucial factors for wind farm layout; however, the relationship between the two factors has not been well addressed. To optimize wind farm layout, this study aims to statistically explore wind speed characteristics u...

  • Article
  • Open Access
10 Citations
2,208 Views
20 Pages

28 September 2022

The weighted exponential distribution is a promising skewed distribution in the life-testing experiment. The joint progressive type-II censoring (JPC) scheme is an effective approach to reducing costs. In this paper, we consider the estimates of para...

  • Article
  • Open Access
7 Citations
2,524 Views
15 Pages

3 November 2021

This paper studies the multi-depot joint distribution vehicle routing problem considering energy consumption with time-dependent networks (MDJDVRP-TDN). Aiming at the multi-depot joint distribution vehicle routing problem where the vehicle travel tim...

  • Article
  • Open Access
1 Citations
2,306 Views
23 Pages

20 May 2025

The sharing economy is an inevitable trend in cold chain logistics. Most cold chain logistics enterprises are small and operate independently, with limited collaboration. Joint distribution is key to integrating cold chain logistics and the sharing e...

  • Article
  • Open Access
4 Citations
3,876 Views
14 Pages

16 July 2021

Many previous studies have mainly focused on the effects of riveting parameters on single-row riveted lap joints. Little attention has been paid to multi-row riveted lap joints. The outer rows of a normal multi-row riveted lap joint usually bear a la...

  • Article
  • Open Access
1,419 Views
14 Pages

A joint distribution of significant wave heights (Hs) and peak wave periods (Tp) in the northwestern South China Sea is created using a conditional distribution model in this work. An unstructured triangular mesh wave model covering the northwestern...

  • Article
  • Open Access
25 Citations
3,909 Views
18 Pages

1 August 2019

Apart from water quality, leakage control and energy consumption management are the most concerning challenges for water treatment plants (WTPs). The joint scheduling of pumps and pressure reducing valves (PRVs) in the water distribution network can...

  • Feature Paper
  • Article
  • Open Access
6 Citations
2,218 Views
17 Pages

22 September 2022

The space charge characteristics of cross-linked polyethylene (XLPE) can be improved to some extent by doping the appropriate amount of nano-MgO. In this study, in order to explore the influence of nano-MgO on the space charge and electric field dist...

  • Article
  • Open Access
1 Citations
1,373 Views
21 Pages

29 August 2024

The composition of high rockfill dam materials is complex, and the mechanical parameters are uncertain and correlated in unknown ways due to the influences of the environment and construction, leading to complex deformation mechanisms in the dam&ndas...

  • Article
  • Open Access
13 Citations
3,177 Views
20 Pages

20 April 2022

In this paper, we study the statistical inference of the generalized inverted exponential distribution with the same scale parameter and various shape parameters based on joint progressively type-II censored data. The expectation maximization (EM) al...

  • Feature Paper
  • Article
  • Open Access
804 Views
22 Pages

A New Approach to Estimate the Parameters of the Joint Distribution of the Wind Speed and the Wind Direction, Modelled with the Angular–Linear Model

  • Samuel Martínez-Gutiérrez,
  • Alejandro Merino,
  • Luis A. Sarabia,
  • Daniel Sarabia and
  • Ruben Ruiz-Gonzalez

9 April 2025

In order to assess the potential and suitability of a location to deploy a wind farm, it is essential to have a model of the joint probability density function of the wind speed and direction, fV,Θ(v,θ). The angular–linear model is...

  • Article
  • Open Access
9 Citations
2,019 Views
21 Pages

5 January 2025

The accurate probabilistic forecasting of ultra-short-term power generation from distributed photovoltaic (DPV) systems is of great significance for optimizing electricity markets and managing energy on the user side. Existing methods regarding clust...

  • Article
  • Open Access
4 Citations
2,189 Views
23 Pages

23 October 2024

Accurate identification of network topology and line parameters is essential for effective management of distribution systems. An innovative joint estimation method for distribution network topology and line parameters is presented, utilizing a power...

  • Article
  • Open Access
2 Citations
1,896 Views
17 Pages

Joint Probability Distribution of Extreme Wind Speed and Air Density Based on the Copula Function to Evaluate Basic Wind Pressure

  • Lianpeng Zhang,
  • Zeyu Zhang,
  • Chunbing Wu,
  • Xiaodong Ji,
  • Xinyue Xue,
  • Li Jiang and
  • Shihan Yang

29 November 2024

To investigate an appropriate wind load design for buildings considering dynamic air density changes, classical extreme value and copula theories were utilized. Using wind speed, air temperature, and air pressure data from 123 meteorological stations...

  • Article
  • Open Access
568 Views
14 Pages

The given paper proposes a new statistical framework based on the combination of the Fav-Jerry distribution (FJD) and a joint type-II censoring scheme (JT-II-CS) to examine heterogeneous and censored data. The FJD offers tractability in analysis by u...

  • Article
  • Open Access
28 Citations
6,591 Views
18 Pages

With the globalization of online shopping, deterioration of the ecological environment and the increasing pressure of urban transportation, a novel logistics service mode—joint distribution (JD)—was developed. Selecting the optimal partner combinatio...

  • Article
  • Open Access
4,749 Views
18 Pages

12 November 2024

In contemporary times, a significant portion of the population experiences symptoms of temporomandibular joint (TMJ) dysfunction. The objective of this study was to evaluate the effects of a single-session TMJ soft tissue therapy on the TMJ and cervi...

  • Article
  • Open Access
2 Citations
2,208 Views
22 Pages

19 October 2024

Accurate modeling of sea clutter amplitude distribution plays a crucial role in enhancing the performance of marine radar. Due to variations in radar system parameters and oceanic environmental factors, sea clutter amplitude distribution exhibits mul...

  • Article
  • Open Access
665 Views
18 Pages

30 June 2025

As the scale of distribution networks expand, existing defect identification methods face numerous challenges, including limitations in single-modal feature identification, insufficient cross-modal information fusion, and the lack of a multi-stage fe...

  • Article
  • Open Access
6 Citations
3,914 Views
18 Pages

8 August 2022

Community retail is an important research issue in the field of fresh agriproduct e-commerce. This paper focuses on the problem of last-mile multi-temperature joint distribution (MTJD), which combines time coupling, order allocation, and vehicle sche...

  • Article
  • Open Access
2 Citations
2,676 Views
18 Pages

Mastering the lodging risk of planting environment is of great significance to the optimal layout of maize varieties and the breeding of lodging resistant varieties. However, the existing lodging risk models are still at the stage of single or multi-...

  • Article
  • Open Access
7 Citations
3,644 Views
17 Pages

Bridges are crucial transportation infrastructures with significant socioeconomic impacts, necessitating continuous assessment to ensure safe operation. However, the vast number of bridges and the technical and financial challenges of maintaining per...

  • Article
  • Open Access
353 Views
25 Pages

15 December 2025

Financial fraud, as a salient manifestation of corporate governance failure, erodes investor confidence and threatens the long-term sustainability of capital markets. This study aims to develop and validate SFG-2DCNN, a multimodal deep learning frame...

  • Article
  • Open Access
4 Citations
1,669 Views
26 Pages

8 January 2023

This article considers a new improved balanced joint progressive type-II censoring scheme based on two different populations, where the lifetime distributions of two populations follow the generalized inverted exponential distribution with different...

  • Communication
  • Open Access
3 Citations
5,102 Views
11 Pages

Joint Distributions and Quantum Nonlocal Models

  • James D. Malley and
  • Anthony Fletcher

15 April 2014

A standard result in quantum mechanics is this: if two observables are commuting then they have a classical joint distribution in every state. A converse is demonstrated here: If a classical joint distribution for the pair agrees with standard quant...

  • Article
  • Open Access
857 Views
27 Pages

26 May 2025

In recent years, there has been an increasing interest in the application of progressive censoring as a means to reduce both cost and experiment duration. In the absence of explanatory variables, the present study employs a statistical inference appr...

  • Article
  • Open Access
6 Citations
2,396 Views
22 Pages

A Distributed Formation Joint Network Navigation and Positioning Algorithm

  • Lvyang Ye,
  • Yikang Yang,
  • Jiangang Ma,
  • Lingyu Deng and
  • Hengnian Li

10 May 2022

In view of the problem that the leader-follower joint navigation scheme relies too much on the absolute navigation and positioning accuracy of the leader node, under the conditions of distributed network-centric warfare (NCW) and to meet the location...

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