Mobile QR Code QR CODE

2024

Acceptance Ratio

21%


  1. (College of Cyberspace Security, Hebei University of Engineering Science, Shijiazhuang 050011, China)
  2. (College of Quality Education, Hebei University of Engineering Science, Shijiazhuang 050011, China)
  3. (Intellectual Property Publishing House Co., Ltd. International department, Beijing 100081, China)



NSGA-parallel algorithm, Supply chain, Financial system, Data storage, Privacy protection

1. Introduction

In recent years, China’s economy generally lacks mortgage assets recognized by financial institutions, and have great uncertainty in operating conditions and profitability [1,2]. At present, China’s supply chain finance market has a huge development potential, steady development trend and broad space for development [3,4]. But so far, supply chain finance is still facing many problems [5,6]. For example, the phenomenon of information island in the supply chain is serious, the authenticity of trade is easy to fake, and the contract constraint strength is limited. Financing expensive financing difficulties of limited solution strength. The non-tamper, traceability, high transparency and other characteristics of NSGA-technology just provide a solution to the core problems in supply chain finance and mutual distrust between enterprises [7,8]. By establishing a transparent and efficient trust mechanism, the supply chain finance system has lower operation cost and higher operation efficiency. In the application of traditional supply chain finance system, due to the difficult to solve the trust problem among enterprises, the information system among enterprises cannot be exchanged, resulting in the upstream and downstream information of the supply chain cannot be effectively coordinated and is quickly transmitted, and there is the problem of information island [9,10].

In addition, in the traditional supply chain finance, the degree of informatization is low, the authenticity of the transaction is difficult to confirm, and the cost of review is high. Based on the above problems, this project puts forward the supply chain finance model based on NSGA-III, integrates NSGA-technology into the supply chain finance, and uses the technical characteristics of NSGA-to break the data island, solve the trust problem, and make the business process and business data transparent [11,12]. NSGA-technology can be applied to supply chain financial services, which has great value and great significance to the financial industry. However, as a kind of financial service, supply chain finance will produce a large amount of real-time data to be stored, and it has a strong demand for the privacy protection of data [13]. The traditional NSGA system has the characteristics of high redundancy of storage methods and open transparency of ledger data, which will restrict the integration of supply chain finance and blockchain [14]. Therefore, this topic studies on the core technology of supply chain finance based on NSGA-III, and designs the NSGA-data access model based on IPFS and access control [15,16]. Through IPFS storage, the secure storage of data under the chain and effective verification on the chain are realized. At the same time, the access control based on the improved attribute encryption algorithm and the existing multi-channel characteristics of Fabric alliance chain. Finally, based on the NSGA-based supply chain finance model proposed in this topic, the supply chain finance service platform system based on NSGA-is designed and developed [17]. However, due to the poor informatization level of financial institutions and the long risk analysis process, the financing enterprises that can be covered are very limited. Often, only the first-level suppliers of core enterprises can obtain credit. At this stage, financial service providers are not only commercial banks, core enterprises and other enterprises. Because they are in the same supply chain network and can have complete supply chain information, they can also be financial service providers. A multi-agent collaborative supply chain finance platform. At this stage, with the diversification of the financing needs of SMEs, the supply chain finance business is also complex [18]. A single institution is difficult to meet the demand of supply chain finance services, so the supply chain finance platform is born. At this stage, the supply chain finance presents the characteristics of network and platform. Supply chain finance combined with fintech. At this stage, the supply chain finance business is integrated with emerging technologies such as NSGA-III, the Internet of Things and cloud computing, providing full-chain digital solutions. At present, banks and corporate giants have joined the fintech research combining fintech and supply chain finance, such as the ECMO construction launched by the Industrial and Commercial Bank of China under the “smart Bank” strategy [19,20].

2. NSGA-parallel Algorithm and Validation

2.1. Test Function

Gradient optimization algorithm every result determines the direction of the next search, so no parallel calculation, difficult to apply to large complex structure of high dimensional target optimization problem, such as formula (1), (2), and multi-objective optimization algorithm using heuristic algorithm, each generation of individuals do not influence each other, convenient for parallel computing.

(1)
$ \min f_1(x) = 0.5(g(x) + 1)x_1x_2 \cdots x_m $
(2)
$ |\min f_2(x) = 0.5(g(x) + 1)x_1x_2 \cdots (1 - x_{m-1})| $

In order to realize the solving process of constructing complex structure with high-dimensional multi-objective, as shown in Eqs. (3) and (4), the parallel calculation method of joint simulation optimization is proposed to significantly improve the computing efficiency of the optimizer.

(3)
$ \min f_m(x) = 0.5(g(x) + 1)x_1x_2 \cdots (1 - x_1) $
(4)
$ g(x) = 100(5 + \sum_{i=m-1}^{m+4} (x_i - 0.5)^2 - \cos(20\pi(x_i - 0.5))) $

Since the parfor parallel mode in MATLAB is random for the allocation of data in the parallel pool, and the results of individuals and fitness function need to correspond one to one, in order to avoid this problem, as shown in Eqs. (5) and (6), this paper builds the optimizer based on the SPMD parallel mode that can obtain the current thread number, so as to avoid data confusion.

(5)
$ \min f_1(x) = (g(x) + 1) \cos(x_1\pi/2) \times \cos(x_2\pi/2) \cdots \cos(x_{m-1}\pi/2) $
(6)
$ \min f_2(x) = (g(x) + 1) \cos(x_1\pi/2) \times \cos(x_2\pi/2) \cdots \sin(x_{m-1}\pi/2) $

Based on NSGA-III algorithm, the parallel calculation of multi-thread in parallel pool, so as to realize high dimensional optimization and efficiency improvement of complex structure. As shown in formula (7), (8), the degree optimization algorithm all results determine the search direction of the next results, so cannot parallel calculation, difficult to apply to large complex structure of multi-dimensional optimization problem, and multi-target optimization algorithm using heuristic algorithm, each generation of individuals does not influence each other, convenient for parallel computing.

(7)
$ g(x) = \sum_{i=m+1}^{m+9} (x_i - 0.5)^2 $
(8)
$ \theta_i = \frac{\pi(1 + 2g(x)x_i)}{4(1 + g(x))}, i = 2, 3, \cdots, m-1 $

In order to realize the process of high-dimensional multi objective optimization of complex structure with NSGA III algorithm, to significantly improve the computing efficiency of the optimizer. As shown in Eqs. (9), (10), the results of individual and fitness function need to correspond one to one, in order to avoid this problem and avoid data confusion. Based on NSGA-III algorithm, the parallel calculation of multi-thread in parallel pool, so as to realize high dimensional optimization and efficiency improvement of complex structure.

(9)
$ \min f_m(x) = (g(x) + 1)h(f_1, f_2, \cdots, f_{m-1}, g) $
(10)
$ h(f_1, f_2, \cdots, f_{m-1}, g) = m - \sum_{i=1}^{m-1} \frac{f_i(1 + \sin(3\pi f_i))}{1 + g} $

2.2. Evaluation Index

When the improved operator is applied to the NSGA III algorithm and combined with the actual PID control problem, the experimental results prove that the PID controller optimized by the improved algorithm has shorter adjustment time, optimal steady state characteristics and dynamic response characteristics. As shown in Eqs. (11) and (12), an adaptive non-dominant sequencing genetic algorithm based on Latin hypercubic sampling is designed to solve the practical multi-objective optimization problem of dynamic performance of power system.

(11)
$ IGD = \frac{\sum_{j \in PF^*} d'_j}{n} $
(12)
$ HV = \lambda \left( \bigcup_{i=1}^{|S|} v_i \right) $

The linear adaptive mutation rate is introduced into the NSGA-III algorithm, and this algorithm with a dynamic update is applied to the reconstruction of the fireball temperature field. As shown in Eqs. (13), (14), adaptive PCA mutations with n-point crossings were used to improve the ability.

(13)
$ x_i = \frac{\sum_{j=1}^M f_{i,j}^{Norm} \cos(\theta_j)}{\sum_{j=1}^M f_{i,j}^{Norm}}, y_i = \frac{\sum_{j=1}^M f_{i,j}^{Norm} \sin(\theta_j)}{\sum_{j=1}^M f_{i,j}^{Norm}} $
(14)
$ f_{i,j}^{Norm} = \frac{f_{i,j} - f_{\min,j}}{f_{\max,j} - f_{\min,j}} $

It solves the problem of the computational cost of the fast update of the Pareto front. Compared with the traditional algorithm on the test function of ten dynamic multi-objective optimization problems, as shown in Eqs. (15) and (16), the improvement algorithm converges slowly but the solution set performs better.

(15)
$ \theta_j = \frac{2\pi(j - 1)}{M} $
(16)
$ d = \frac{abs((f_i \cdot \vec{n}) - c)}{\|\vec{n}\|} $

In DE algorithm design an adaptive adjustment algorithm parameter, by judging whether the current generation of the trial vector meet the design criteria to dynamically update the parameters in the algorithm, as (17), (18), the experimental numerical results show that the adaptive strategy of scaling factor and probability parameters helps to enhance the exploration and development of search engine.

(17)
$ \rho_{D,VON} = \frac{cov(D,VON)}{\sqrt{Var(D)Var(VON)}} $
(18)
$ S = \sqrt{\frac{\sum_{i=1}^N (X_i - \bar{X})^2}{N}} $

Then, the scaling factor in the DE algorithm and the cross rate in the cross operation are adjusted automatically by evaluating the fitness value, and the improved algorithm is applied to the practical problems of sewage treatment. As shown in Eq. (19), the experimental results show that the improved algorithm has better performance compared with several other traditional algorithms.

(19)
$ EJ = \frac{WL_2^2}{384f}(5L_2^2 - 12L_{11}^2 - 12L_{12}^2) $

For the multi-target optimization problem, when the number of targets increases, the number of solutions in the solution concentration increases sharply, as shown in Equation (20), the difficulty of the solution of the problem is greatly increased. At the same time, due to the competition, collaboration, similarity, and redundancy between different targets.

(20)
$ GJ = \frac{M_k}{\phi}L $

3. NSGA-parallel Algorithm based on Variant Operator

3.1. Improvement of the Joint Simulation Calculation Strategy

The Pareto front of multi-objective optimization problems is often not continuously and uniformly distributed throughout the target space, The traditional evolutionary algorithm for the regular Pareto frontier is difficult to solve the non-regular Pareto frontier problem [21,22]. It’s even harder to handle, Challenges to the population diversity and convergence of the algorithm, How the strategy of the algorithm coordinates these relationships to meet the needs of efficiency, diversity, convergence, Getting close to the real Pareto front is difficult in current research, Because the number of targets affects the solution difficulty, This article refers to the current common division methods, Subdividing the multi-objective optimization problems into classical multi-objective optimization problems (with 2,3 goals) and high-dimensional multi-objective optimization problems (more than 3 and less than 15 targets) [23,24]. The research focus of high-dimensional multi-objective optimization problems can be divided into the following two types: First, Adopting new preference relationships: Many alternative preference relationships are currently proposed, Such as the use of preference sorting (PO) defined sorting program, fuzzy Pareto advantage; second, Adopt new diversity promotion mechanisms: Due to existing divergent preservation criteria, Such as the crowded distance, Not suitable for multi-objective problems with more than 3 targets. Table 1 shows the NSGA-privacy conservation scheme comparison, therefore, a new mechanism to promote diversity is needed [25,26]. Two diversity management mechanisms are proposed to study their effects on the overall convergence of target optimization. Aiming at the problem of too many targets and variables, the multi-target large-scale distributed parallel PSO algorithm is proposed to make full use of the parallel resources and effectively solve the problem of running time and optimizing performance [27,28].

Table 1. NSGA-privacy scheme.

Top class Point of attack Specific plan
Network layer IP monitor Shield malicious nodes
Trading layer Transaction data transparent Data encryption
Application layer The operation is not standard Select the NSGA-with good completeness

The NSGA-III algorithm still has the problem of algorithm performance degradation in the multi-objective optimization in higher dimensions, When the number of targets increases, The number of solutions not dominant in the solution concentration rises sharply, Greatly increase the difficulty of solving the problem, at the same time, Due to the competition, collaboration, similarity, redundancy among different targets, Its Pareto frontier is also far behind, How the strategy of the algorithm coordinates these relationships to meet the needs of efficiency, diversity, convergence, Getting close to the real Pareto front is difficult in current research, and, Due to the complex problem, Algorithms fall into the local optima, Unable to find a global optimal potential to become larger [29,30]. Therefore, improvements to the traditional NSGA-III algorithm are needed. In order to reduce the calculation time, realize the NSGA-III algorithm build complex structure high dimensional multi-objective optimization solution process, Fig. 1 for the supply chain finance system global view, this chapter in the NSGA-III algorithm in each generation of fitness function value process, proposed and establish the parallel calculation method of joint simulation optimization, on the basis of significantly improve the efficiency of optimizer computing process, omit parallel computing modeling process, improve the efficiency of the overall joint simulation process by improving the solver calculation strategy.

Fig. 1. Global view of the supply chain finance system.

../../Resources/ieie/IEIESPC.2025.14.6.790/fig1.png

Multithread parallel calculation on the steps of solving the fitness function in a parallel pool, In calling the solver for the calculations, After establishing the finite element model, Keep the solver running, Cychanging the thickness real constant inside the solver, Saving time for building a finite element model, When all individual calculations for this generation are completed, Return results to MATLAB for iteration of the optimization algorithm, To achieve high dimensional optimization and efficiency improvement of complex structure, Through the calculation and test calculation of the test module model, An individual time was calculated from 153 s∼180 s, A total of 252 individuals in the first generation, Need for 10.7∼12.6 h, While using the above parallel method, The first-generation calculation time is about 3.26 h, Increase the efficiency by 3 to 4 times. Fig. 2 for the supply chain financial data comparison figure, in view of the traditional algorithm of the single operator cannot simultaneously achieve global optimal and maintain the population diversity, this paper puts forward a mixed cross operator improvement algorithm, and the adaptive adjustment of variation rate, make the algorithm in the early and late for optimal focus, in order to get a better solution set. A validation analysis of the algorithm performance is presented below.

Fig. 2. Comparison chart of supply chain finance data.

../../Resources/ieie/IEIESPC.2025.14.6.790/fig2.png

3.2. The NSGA-improved Algorithm for the Adaptive Hybrid Variation Operator

Traditional multi-objective algorithm fixed rate of mutation operator itself has certain limits, such as fixed rate of mutation operator mutation rate if set too large, in the late iteration has more likely to destroy the fitness of higher solution, unable to keep good solution set, and mutation rate set is too small and cause the algorithm may be into local optimal solution, cannot reach the forefront of the global optimal problem, mutation operator in control optimization process and affect the performance of natural inspired evolution algorithm plays a key role, including single target evolution algorithm and MOEAs. Therefore, it is important to design an efficient mutant to improve its performance. As the iteration proceeds, the variation rate gradually decreases, retaining a larger variation rate during early evolution to increase the search region, avoiding global optima, and iterating at a smaller variation rate later, retaining the dominant solution and preventing the inheritance of the population from being destroyed. Table 2 is mixed mutation operator comparison table, after, because only a single variation operator may be trapped in the local frontier, this chapter will the idea of mixed mutation operator also introduced, the basic idea of polynomial mutation (PLM) is based on a polynomial probability distribution, make the current value of a continuous variable into an adjacency value. The mean of this distribution at the current value, and its variance as a function of the exponent of the distribution, is called q. PLM and its variants have been widely used in MOEAs to improve their performance. Furthermore, the MNUM operation is introduced into the evolutionary algorithm for global search, whose mutation range is relatively large, where the MNUM operation is tightened with the PLM operation for local refinement.

Table 2. Comparable of mixed variant operators.

Test the problem Number of targets Hybrid adaptive algorithm
Average value Least value Variance
Dtlz6 2 2.10e-01 2.10e-01 2.65e-08
3 4.33e-02 4.51e-02 6.34e-07
4 3.61e-04 2.71e-03 4.94e-07
5 5.22e-07 2.42e-05 1.17e-11
8 0 0 0
10 0 0 0

The improved adaptive hybrid mutation operator integrated into the NSGA-III algorithm demonstrates significant advancements over the traditional fixed single mutation operator, particularly in terms of distribution and convergence indices. Statistical analysis reveals that the enhanced algorithm outperforms the traditional approach in approximately 69% of the test functions, compared to only 31% for the conventional algorithm, indicating that the improved method is more effective in addressing optimization problems with unknown characteristics. Variance analysis from 20 experiments shows that the enhanced algorithm exhibits lower variability in over half of the problems tested, suggesting greater stability and consistency in converging to an optimal Pareto front. Notably, the improved algorithm excels in DTLZ 1, DTLZ 3, DTLZ 4, and DTLZ 6, while demonstrating comparable performance in other DTLZ instances. Additionally, it maintains better distribution in certain specialized problems. The algorithm showcases superior performance in linear problems and those with local optima adjacent to global optima, although it does not consistently outperform traditional methods across all problem types. Both HV and IGD metrics reveal similar overall performance for NSGA-III; however, the improved algorithm shows more than double the effectiveness of the traditional approach, despite higher variance in HV results (See Fig. 3). This paper introduces a parallel algorithm that enhances computational efficiency for high-dimensional multi-objective optimization by 3-4 times compared to standard serial methods, indicating potential for further improvement.

Fig. 3. Integration diagram of the performance optimization components.

../../Resources/ieie/IEIESPC.2025.14.6.790/fig3.png

4. Implementation of Supply Chain Finance System based on NSGA-parallel Algorithm

At present, China’s supply chain finance application market scale is unprecedented, and has broad prospects for development. However, the traditional centralized structure of supply chain finance leads to the lack of smooth credit transmission mechanism of supply chain and the high cost of business audit. This section design to alliance chain as the underlying NSGA-network technology architecture of supply chain financial services model, the purpose is to combine the alliance chain technology and supply chain finance business, build a underlying for distributed NSGA architecture of supply chain financial services platform, makes the business flow, logistics, capital flow information through multiple node authentication on the chain. When small and medium-sized enterprises finance, they submit financing applications through the platform system, core enterprises confirm accounts receivable and credit lines on the system, and banks and other financial institutions can directly query and review credible data on the chain and authorize lending through the system. The whole process operation, due to the efficient coordination and transparency of information, greatly reduces the complexity and time-consuming degree of the business process. The model should have the following characteristics: Data traceability: When a transaction occurs between enterprises in the supply chain, the transaction record is entered into the blockchain in real time. Fig. 4 shows the NSGA-III parallel algorithm framework diagram, which makes all transactions traceable and reviewed, so as to realize the traceability of supply chain finance business data. Low consumption storage: NSGA-chain capacity is relatively limited, and the large magnitude of business data such as logistics business flow will make the storage cost of NSGA each node high. This model should provide the function of low-consumption security storage for large magnitude data chain. Privacy protection: the essence of business is information asymmetry, and trade secrets are what every enterprise does not want to expose. Whether in the traditional or the supply chain finance ecology under the NSGA-model, enterprises do not allow their confidential information to be obtained by irrelevant enterprises or even their competitors. Therefore, the model should provide the privacy protection of the data on the chain. Scalability: A system based on this model should have good scalability. Considering the possibility of version upgrade and service update of the system, each module in the model needs to ensure low coupling, thus supporting the addition of new modules without affecting the current system.

Fig. 4. Framework diagram of the NSGA-III parallel algorithm.

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After the core enterprises reach the purchase intention with the SMEs of multi-level suppliers, The two parties shall coordinate and formulate a procurement contract, And sign the contract with the digital certificate issued by the regulatory agency CA; After the small and medium-sized enterprises confirm the order contract, Update the order status, Encrypted the contract information and debt credentials to the core enterprise node, Save to the IPFS; PFS return address, Save the returned address in the alliance chain, Realize the business flow data upper chain; Realize on the logistics chain; After the payment of accounts receivable by the core enterprise, Deposit the capital flow information into the alliance chain, Realize the capital flow on the chain; SMEs initiate financing requests from financial institutions, Enter in the transaction ID written into the contract; After the financial institution receives the financing application, Use the transaction ID to query the corresponding block information. Debt credentials and other information to view and review, conduct a risk assessment; After the evaluation by the financial institutions, if SMEs meet the credit conditions for financing and lending, Confirm the loan amount, the financing process into the alliance chain; besides, the financing account contract specifies the repayment conditions, When the conditions are met, Auto-trigger the contract, Settlement and settlement of assets. The hierarchical architecture of supply chain finance service model based on NSGA-is proposed and analyzed, so that each main enterprise or institution in the supply chain can make full use of the technical characteristics of multi-center alliance chain, traceability, untouchable and distributed storage, and use supply chain finance service efficiently and reliably without perception.

The user interface for supply chain finance services is built on the LayUI framework, while the backend utilizes the Spring Boot framework to provide various functionalities within the NSGA supply chain finance system. This encompasses both traditional supply chain finance and features from the alliance chain system. Key functionalities include user and enterprise management, logistics processing, business flow processing, capital flow processing, and financing. As part of the NSGA system, the NSGA management features include node management, channel management, contract deployment and upgrades, block data querying, and business data chain operations. The security layer employs encryption algorithms and privacy protection technologies, along with unique channel isolation and private data sets from the fabric system, ensuring robust data security for supply chain financial services. The NSGA engine layer serves as a bridge between the NSGA network and business layers, reducing system coupling and enhancing user experience. It encapsulates alliance chain network functions and exposes them as RESTful interfaces, covering channel management, contract management, transaction execution, and block querying. Smart contracts, which are program code deployed on the NSGA network, are invoked by the business layer through the NSGA engine layer to execute various business logic on the NSGA ledger. The system contract operates on the NSGA node for block configuration verification, while user contracts, generated by regulators, run in Docker containers and interact with the NSGA node using the gRPC protocol to manage ledger data. All supply chain finance services are facilitated through these user contracts, which are stored in the contract layer, including data chains and queries for business processes.

The network layer is the basis of information transmission of this model, adopts the multi-channel architecture of Fabric alliance chain combined with IPFS cluster to build the network in the system. NSGA-nodes are divided into various roles: Client, Peer and Orderer, realize authentication based on TLS, realize P2P communication with gRPC, support multi-channel to realize data isolation and protection, and serve sorting nodes using Raft consensus protocol. In this model, the storage layer is business data and operational data in supply chain finance. There are four main storage systems in this layer, including IPFS storage system, NSGA-ledger, relational database, and Docker. IPFS and NSGA-Responsible for securely storing the business data and operational data generated by users. The relational database is a supporting component for the normal operation of the business layer. When the contract is first deployed, a Docker mirror is generated to store the instantiated contract.

5. Experiment Analysis

NSGA-books has the characteristics of open and transparent, this feature in the NSGA-traceable verification function at the same time, also bring data privacy security problems, Fig. 6 for the data warehouse assessment, especially in the financial sector.

Fig. 5. Comparison diagram of the interaction diagram between the system modules.

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Fig. 6. Data Warehouse evaluation diagram.

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Fig. 7. Real-time data analysis and evaluation.

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Therefore, the privacy protection of NSGA-has a profound practical significance. According to the general hierarchical architecture of NSGA-, the paper divides the current research of NSGA-privacy protection scheme into the following three categories, namely, the privacy protection of the network layer, transaction layer and application layer of NSGA-. The privacy protection of the network layer is against the malicious nodes in the network to prevent their monitoring and malicious access of NSGA-; Fig. 7 shows the real-time data analysis and evaluation diagram of the transaction layer protects the cryptographic data of NSGA-ledger, and hides the confidential data on NSGA-to protect its privacy.

The privacy protection of the application layer aims at the irregular operation of users, and the privacy protection of this level is realized by using the better complete NSGA platform. Data owners: Data owners mainly refer to the core enterprises and small and medium-sized enterprise users in supply chain finance. Fig. 8 shows the evaluation diagram of the iterative process of NSGA-III algorithm. so that financial institutions and regulatory agencies can review them when applying for financial services in the future.

Fig. 8. NSGA-III algorithm.

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Data owners can develop access control strategies that prevent their competitors from accessing their business data. Data requ: Data requester mainly refer to users of financial institutions and regulatory agencies in supply chain finance. When SMEs initiate a financing application, financial institutions will request their historical transaction data from the alliance chain. Fig. 9 is a comparison chart of multi-objective optimization results to review their financing qualification. The data requester needs to access the data through the access policy developed by the data owner.

Fig. 9. Comparison of multi-objective optimization results.

../../Resources/ieie/IEIESPC.2025.14.6.790/fig9.png

This section details the specific process of NSGA-data access based on IPFS and access control, combined with Fabric-CA to design the NSGA-data access core algorithm based on access control and IPFS on Timely CP-ABE scheme. Fig. 10 shows the response time distribution diagram of the system. This model improves it. Since the data requesters in the supply chain finance business generally only need to request the latest transaction data, the access control of the time factor in the scheme is disclosed in the block ledger. In order to protect the data privacy in the paper, the encrypted symmetrical key is stored in the NSGA-to ensure the privacy security of the data.

Fig. 10. The system response time distribution diagram.

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Business data storage: after signing a contract between enterprises in the supply chain, enterprise users as data owner, will develop the data access strategy P, and write the NSGA, access strategy corresponding strategy tree for T, makes only financial institutions and regulators can access to its business data, the competition enterprise have no access, implements the data privacy protection. Fig. 11 is the monitoring diagram of resource utilization and utilization. Due to the poor encryption and decryption efficiency of the ABE mechanism, the data owner in this scheme does not directly use ABE encryption for the original data.

Fig. 11. Monitoring diagram of resource utilization.

../../Resources/ieie/IEIESPC.2025.14.6.790/fig11.png

6. Conclusion

In the joint simulation optimization platform constructed by using the NSGA-III algorithm, in the calculation examples of the four-objective optimization of representative profiles, The limit plane can be constructed stably, By comparison with the conventional NSGA-II algorithm, Mapping solution set by 3D radial coordinate Pareto front, The solution set obtained by the NSGA-II algorithm fits that expected for only one set of isolated solutions, However, the NSGA-III algorithm has a more uniform distribution of solution sets, The optimization schemes to meet the expectations are richer; By the hybrid adaptive algorithm in comparison with the original algorithm, The improved algorithm showed better distribution and convergent comprehensive performance on different test functions and evaluation indexes, The number of problems that improved the algorithm performed better in the mean and minimum of all test functions was approximately 69%, Compared with only 31% of the traditional algorithms, In the practical engineering problems, Pareto When the distribution of the sets is unknown, The improved algorithm can provide a better probability of solution set;

Demonows the change process on 4 targets between both algorithms during the optimization process, After the solution set reaches the Pareto front in multi-objective optimization, it indicates that there are no four solutions for the optimization problem at the same time, The target average part reflects the distribution of the knowledge set over that target, The solution set mean change process indicates that the NSGA-II algorithm in the optimization process because of its crowding degree, In the other three targets, where the change trend was more consistent, For the fourth goal, the large proportion of quality allocation, The other 3 objectives were sacrificed during the optimization process in order to optimize the quality, among, The mean fitness values of the top 3 targets increased by 61.2%, 36.6%, and 6.0%, respectively, The mean mass value decreased by 13.1%; While the NSGA-III focuses more on the balance between the four targets, After an iterative selection, More search of solutions near the reference point after the number of governed solutions drops to 0, So the mean value did not change much, By 2.3%, 0.4% during stress, The frequency mean value was reduced by 15.4%, The mass mean value was increased by 1.9%, Although the mean of three of these targets was elevated during the iteration, But both did not rise much, It shows that the algorithm promotes other targets with solutions at the expense of one of the targets, But there are also solutions that sacrifice other targets to optimize that target and the distribution of these two solutions is averaged during the search process so the mass average does not change much, In contrast to the other algorithm, NSGA, NSGA-the displacement mean increased to 61.2% during the search, Suggesting that the target sacrifices more during the search, The NSGA-algorithm is too extreme.

Conflict of Interest

The author declares that there is no conflict of interest in the article.

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Author

Liu Chang
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Liu Chang is a postgraduate student with a master’s degree, graduated from Inner Mongolia University of technology. He is now the head of the Department of network engineering, College of Cyberspace Security, Hebei University of engineering science. During his tenure, he presided over the establishment of the network engineering specialty and successfully built it into a first-class specialty at the university level, and published many high-level academic articles in the field of computer artificial intelligence, with many years of research and teaching experience in the field of computer science.

Chen Xiao
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Chen Xiao holds a master’s degree from Yan’an University and is a full-time faculty member at Hebei University of Engineering Science. Committed to education, she delivers engaging, research-driven instruction, fostering critical thinking and practical skills in students. Her approach aligns with the university’s goal of nurturing future leaders. Chen Xiao inspires growth through her expertise and dedication.

Liu Haijing
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Liu Haijing received her master’s degree from the School of Mechanical Engineering, Dalian University of Technology, and she is is currently working in intellectual property press Co., Ltd. As Senior Conference Operations Manager at Intellectual Property Press Co., Ltd., she leads China’s Annual Intellectual Property Conference, a global IP innovation hub. Her work spans conference management, cross-domain collaboration, and full-chain IP services, fostering international partnerships and advancing China’s global IP influence.