90 results about "Cost index" patented technology

The invention provides a military clothing production scheduling optimization method and system based on an intelligent algorithm, and the method achieves the intelligent management of a production process through the construction of a dynamic state model and a disturbance cost evaluation system. Firstly, a reference production plan is generated by using a global optimization algorithm, and an event sensing module is deployed to monitor the production process in real time. When a task insertion event is captured, the system automatically collects related production parameters, triggers a disturbance cost evaluation mechanism, and dynamically predicts and quantifies the comprehensive influence of different interruption schemes. And based on the quantification result and a preset decision strategy, the system determines an optimal interrupt execution scheme, calls a rapid local rearrangement algorithm coupled with a disturbance cost index, adaptively adjusts the affected plan segments, and finally generates and issues an optimized production instruction sequence. According to the method, the whole process from disturbance identification to scheme execution is intelligentized, and the problem of dynamic scheduling for emergency tasks in military clothing production is effectively solved.

The invention relates to the technical field of project cost management, in particular to a project cost-oriented information management method and system, and the method comprises the following steps: carrying out multi-source data collection and standardization processing, carrying out the automatic calculation, logic verification and correction of a project amount based on an AI calculation amount engine and a rule engine, and generating a precise project amount list; calling a dynamic pricing model, carrying out deviation analysis on the actual cost and the plan cost based on a earned value analysis method and a machine learning model, predicting the cost hyper-branched risk, and carrying out graded early warning; constructing a multi-participant collaborative platform, and supporting change application submission, associated cost influence calculation, online examination and approval, problem tracking and progress synchronization; the whole-cycle data is classified and archived, an enterprise-level cost index library is generated based on historical project data, cost reference is provided for a new project, and the method is suitable for cost information efficient management and cost control of the whole life cycle of constructional engineering, municipal engineering, installation engineering and the like.

Techniques for calculating and using a request cost index for throttling application programming interface (API) requests to execute operations in a provider network. The techniques encompass the step receiving a request to execute an operation at an API service in the provider network. Further steps include determining to execute the operation based on a request rate limiting algorithm, executing the operation to yield an operation result, and sending the operation result. Additional steps include calculating a request cost index that reflects an amount of computing resources utilized by executing the operation, determining an adjustment amount for a state variable of the request rate limiting algorithm based on the calculated request cost index, and adjusting (e.g., lowering) the state variable by the adjustment amount. Other (e.g., subsequent) requests to execute queries received at the API service that are metered by the state variable can be throttled by the API service.

The invention provides a computing power scheduling method, device and equipment for large model heterogeneous reasoning and a medium, and belongs to the technical field of computing power scheduling, the method comprises the following steps: in response to a model deployment request, obtaining performance index data and cost index data of each candidate deployment unit in a heterogeneous computing resource pool; determining a dynamic weight of each candidate deployment unit, and calculating a comprehensive cost performance score of each candidate deployment unit based on the dynamic weight of each candidate deployment unit and the performance index data and the cost index data of each candidate deployment unit; and selecting the candidate deployment unit with the highest comprehensive cost performance score as a target deployment unit, and scheduling the target large model to heterogeneous computing resources corresponding to the target deployment unit for execution. According to the large model heterogeneous reasoning-oriented computing power scheduling method provided by the invention, the scheduling decision is made by comprehensively considering the dynamic weight, the performance and the cost of the candidate deployment unit, so that the real-time performance, the accuracy and the adaptability of computing power scheduling are improved.

The invention discloses an engineering data dynamic matching method based on an iBIM platform. The method comprises the following steps that S1, existing engineering data are input and stored in a storage module; s2, an analysis module analyzes the engineering data stored in the storage module; s3, an auditing module calls the analyzed engineering data and audits the quality score based on the engineering data; s4, an engineering cost index data analysis model in the iBIM platform performs automatic matching analysis on the analyzed and audited engineering data based on an automatic matching rule to obtain a data analysis result; s5, matching and identifying abnormal data in the data analysis result by a matching rate analysis module, and automatically correcting an automatic matching rule according to the abnormal data to improve the automatic matching quality; and S6, according to a plurality of engineering data analysis results and the formed database, measuring and calculating the new project based on the measuring and calculating model, thereby effectively improving the accuracy and efficiency of engineering data dynamic matching, and reducing the labor cost.

The invention discloses an electric power, carbon and fossil fuel scheduling method and system based on a co-integration theory. The method comprises the following steps: acquiring a market price sequence in an electric power transaction period; based on a co-integration theory, co-integration vectors among the market price sequences are calculated; establishing a comprehensive power generation cost index model according to the market price sequence; and according to the co-integration vector, optimizing the comprehensive power generation cost index model, and generating a scheduling scheme of the power material. By adopting the embodiment of the invention, the long-term equilibrium relationship and the short-term dynamic adjustment characteristics among the prices of the electric power, the carbon and the fossil fuel can be analyzed based on the co-integration theory, the original information can be reserved as much as possible, the relevance among markets can be accurately captured, and the market competitiveness can be improved. And electric power materials such as carbon and fossil fuel are optimally dispatched according to a co-integration analysis result, so that the economic and environmental values can be improved.

The application discloses a kind of digital engineering cost index determination method, system, equipment and storage medium, wherein, method includes: receiving enterprise index subject and enterprise standard list uploaded by system administrator;Receive the configuration input of system administrator;According to the configuration input, the association of enterprise index subject and enterprise standard list is configured, and the calculation rule of each index in enterprise index subject;Obtain the data input by user for enterprise standard list;From the data of enterprise standard list associated with enterprise index subject, obtain the target data required for calculating the index in enterprise index subject;According to calculation rule, target data is processed, and the information for determining the index value in enterprise index subject is obtained.The application can upload enterprise index subject and enterprise standard list according to the needs of enterprise, and when calculating the index in enterprise index subject, the required data for calculation can be automatically obtained from the associated enterprise standard list.

The invention relates to the technical field of data processing, in particular to an advertisement data consanguinity analysis method based on interpretable AI and a computer system. The method comprises the following steps: acquiring advertisement data and an advertisement charging rule, wherein the advertisement data comprises advertisement consumption data; according to the advertisement data and the advertisement charging rule, calculating a cost index to obtain advertisement charging data; constructing a heterogeneous graph comprising data nodes, rule nodes and service nodes, and quantifying the influence weight of each node on downstream data to obtain a blood relationship graph; inputting the advertisement charging data into a pre-constructed anomaly detection model, and judging that the advertisement charging data is abnormal data in response to the situation that a loss value of the anomaly detection model is greater than a target threshold value; wherein the target threshold value is determined by the statistical magnitude of the historical advertisement charging data. According to the method, the interpretability of the advertisement data and the accuracy of anomaly detection can be improved.

The invention discloses an economic early warning identification method based on big data analysis. The economic monitoring precision and multi-dimensional control are remarkably improved. In the financial dimension, the accumulated income and expenditure difference value and the cost monitoring value are accurately compared, the monitoring threshold value is flexibly calibrated by means of the adaptive cost index, and the economic dilemma is sensitively informed. In the age level, the average age of the group is considered, different age indexes are matched according to age monitoring values to optimize a threshold value, and the economic pressure bearing difference of each age group is considered. And time dimension: locking one-quarter and four-quarter special time periods, finely regulating and controlling by virtue of corresponding time indexes, and conforming to seasonal income fluctuation characteristics. According to the technical scheme, the method comprises the following steps of: selecting a group number, calling a proper personnel index according to the group number, accurately measuring the family scale influence, performing multi-dimensional collaborative operation, breaking through the previous single-dimensional limitation, practically enhancing the accuracy and reliability of economic early warning monitoring, starting from big data and multiple dimensions, and bringing remarkable advantages for an economic early warning monitoring model.

The invention discloses a coping scheme evaluation method, device and equipment and a medium, and relates to the technical field of scheme evaluation, the method constructs a cost index system suitable for evaluating a coping scheme for evacuation of hazardous events, and hazard evaluation is carried out on the harm of pollutants of various events and the social and economic influence caused by the pollutants. After the input data is determined, the advantages and disadvantages of the input emergency scheme can be evaluated from three aspects by calling the hazard evaluation model library every time, and then the evaluation result is displayed to a decision maker in a visual mode for reference by the decision maker, so that the optimal response scheme is determined. Therefore, a user can be helped to quickly judge the degree of harm of various consequences, and a visual basis is provided for making decisions by adopting different response schemes.

The invention provides a data processing method and device, electronic equipment, a storage medium and a program product, relates to the technical field of information, and is used for improving the accuracy and reliability of data resource evaluation. The method comprises the steps that data resource index parameters of multiple dimensions of a basic cost index, a quality index, an application index and a resource relation index of a target entity are collected, the basic cost index is processed through a target resource model, and basic cost information of a first data resource of the target entity is obtained, on the basis of the basic cost information and the resource relation index, calculating resource dependence cost of the second data resource; calculating the value score of the first data resource based on the quality index and the application index through an analytic hierarchy process; determining the expected feedback rate corresponding to the value score interval in which the value score is located as the expected feedback rate of the first data resource; and based on the basic cost information, the resource dependence cost and the expected feedback rate of the first data resource, obtaining an evaluation result of the first data resource.

The present application relates to the technical field of engineering cost information processing, and discloses a cost index library construction and updating method and system based on version mapping. The method comprises: obtaining to-be-stored engineering data; identifying the pricing specification version, cost caliber version and list coding version corresponding to the engineering data to generate a version identification set; converting the list item, cost component item and measurement caliber based on a preset version mapping rule to obtain standardized engineering data; extracting engineering feature data and performing comparability verification with historical index samples in the target index library; and performing direct storage updating, corrected storage updating or restricted storage updating on the standardized engineering data according to the verification result. The present application can realize the unified conversion and controllable updating of different version engineering cost data, reduce the risk of index distortion and index pollution, and improve the consistency, accuracy and reliability of the updating result of the cost index library.

The invention discloses a multi-modal fusion material design method and system based on material mechanism constraints, and relates to the technical field of material science and artificial intelligence crossing. According to the system, vertical domain data such as a two-dimensional / three-dimensional structure, a performance index, a cost index, a mass production requirement, an environmental adaptability requirement and a service life requirement of a product are integrated through a multi-modal data input module, and domain rules are converted into quantitative constraints through a material mechanism constraint engine; and then cross-modal feature accurate association is realized through a multi-modal feature fusion module driven by an attention mechanism, and finally, a physical feasible complete design scheme is output by a generative design unit in combination with a multi-objective optimization algorithm. According to the method, the problems of mechanism mismatch and poor process adaptability of a traditional multi-modal model are solved, the development cycle is obviously shortened, the design precision is greatly improved, the development cost and risk of new materials are remarkably reduced in the fields of powder metallurgy and additive manufacturing, and the method is suitable for efficient and innovative design of a complex material system.

The invention relates to the technical field of building information model processing, in particular to an exterior facade engineering quantity calculation method and device based on a Sketchup model and a medium, which can directly start from the designed Sketchup model, add corresponding plug-ins, analyze the Sketchup model and design an algorithm based on related data, and can realize automatic calculation of the exterior facade engineering quantity. According to the method, automatic calculation of the project amount and the construction cost of the exterior facade is achieved through the hierarchical grouping algorithm and the dynamic sectioning technology, a designer only needs to set the unit price of an exterior facade material, the system can automatically calculate the construction cost of the exterior facade, and the construction cost index of the unit building area is further obtained to serve as a design basis. According to the method, time and labor are saved, and the engineering design efficiency and accuracy are greatly improved.

The present application relates to the technical field of base station power optimization scheduling, in particular to a base station scheduling method considering load power consumption and user satisfaction loss risk. The method comprises the following steps: S1, establishing a load power consumption cost index and a user satisfaction loss risk index under base station scheduling; S2, constructing a multi-objective optimization scheduling model based on the load power consumption cost index and the user satisfaction loss risk index; S3, inputting parameters into the optimization scheduling model; S5, selecting an optimal scheme from the multiple candidate scheduling schemes, and performing scheduling control on the base station based on the optimal scheme. The present application establishes the relationship between base station power scheduling and the load power consumption cost index and the user satisfaction loss risk index, realizes the dual goals of reducing power consumption cost and controlling satisfaction loss risk, carries out systematic scheduling from the overall operation efficiency of the base station, realizes the comprehensive benefits and sustainability of improving the operation of the base station, and has important significance and engineering practical value.

This invention discloses a cost data optimization method and system based on a flexible task work order mechanism, belonging to the field of work order allocation technology. The system includes a dynamic sensing module, an efficiency analysis module, a cost optimization module, and a data storage module. The dynamic sensing module receives task work orders from clients and collects task records from all service objects within the park. The efficiency analysis module analyzes all work order records completed by each service object in each cycle based on the task records, calculates the cost index, and fits the efficiency index relationship by combining the interval duration of the work order records. The cost optimization module calculates the cost index of each task work order, sorts them, and performs the first round of allocation to service objects. Based on the efficiency index relationship, it predicts the efficiency index changes of each service object, determines the interval duration, and iteratively allocates task work orders. The data storage module generates a task list for each service object, records the process information of executing task work orders, and saves it to the task record.

Aspects of the present disclosure provide systems and methods for evaluating a flight plan with respect to an executed route of an aircraft. An example method includes obtaining data associated with a route of a vehicle. The method further includes determining a first cost index associated with the route based at least in part on a segment of the data. The method further includes comparing the first cost index to a second cost index associated with a plan for the route. The method further includes determining a cost penalty associated with the route based at least in part on the comparison between the first cost index and the second cost index. The method further includes performing one or more actions associated with the vehicle in response to determining the cost penalty.

The invention discloses an intelligent work order scheduling method and system based on multi-factor cost prediction, and belongs to the technical field of work order management. According to the method, a multi-factor dynamic cost model comprehensively considering in-transit time, skill matching degree, work order priority and service time limit SLA risk is constructed by acquiring work order and personnel states in real time, and a cost index is calculated for each potential scheduling scheme. According to the system, a variable neighborhood search VNS optimization algorithm is adopted, and global solution is carried out on the basis of a cost matrix so as to find an optimal task allocation scheme with the lowest total cost. According to the method, the weight can be dynamically adjusted and optimized according to operation states such as real-time traffic and personnel load, self-adaptive intelligent decision making is realized, and finally, an optimization scheme is automatically distributed to a personnel terminal, so that the work order scheduling efficiency, the resource utilization rate and the SLA fulfillment rate are comprehensively improved.

The invention relates to the technical field of digital twinning, in particular to a layout generation optimization method and system for a digital twinning body of a space facility, and the method comprises the steps: constructing a two-dimensional data matrix for each layout scheme of the space facility through employing the evaluation indexes of a preset number of channels in a discretization grid; constructing a social force model based on the two-dimensional data matrix, and determining a layout cost index; analyzing evaluation indexes about efficiency safety, energy consumption and a flexible channel in the two-dimensional data matrix to obtain a multi-dimensional evaluation vector, obtaining a dynamic weight vector by adopting a Bayesian network, obtaining a close degree score by utilizing a decision analysis method, obtaining scene adaptation robustness in combination with an element numerical value dispersion degree of the dynamic weight vector, and determining a fitness function, so as to obtain the scene adaptation robustness. And adopting a particle swarm optimization algorithm to obtain an optimal layout scheme. The invention aims to enhance the comprehensive performance of the space facility layout scheme.

The invention discloses a civil aircraft assembly tolerance optimization method based on an improved NSGA-II framework and a storage medium. The method comprises the following steps: constructing a comprehensive cost evaluation module, and establishing a multi-target cost function; establishing a tolerance optimization model, and defining a tolerance optimization function by taking a key tolerance design index as a constraint condition and combining a reliability requirement, machining feasibility and machining cost; based on a tolerance optimization module of an improved NSGA-II framework, generating a Pareto frontier solution set through non-dominated sorting and congestion degree calculation; a filial generation generator module combining a multi-head attention mechanism and a tournament algorithm is adopted, and the generation efficiency of a Pareto leading-edge solution set is optimized; process data support is provided through the assembly process database module, and it is ensured that the tolerance optimization range does not exceed the current executable process category; iterative optimization is carried out until the design index with the lowest total cost is met, and a final tolerance allocation scheme is output. According to the method, on the premise of meeting design indexes, the total cost index is reduced as much as possible, and the benefits of assembly production are improved.

The application relates to the technical field of engineering cost supervision, and discloses a process execution supervision system and method suitable for engineering cost consultation projects. The method acquires a project whole-cycle data set through a distributed data acquisition interface, and the data set at least contains contract files and progress payment vouchers; the data set is subjected to structured feature analysis to generate a multi-dimensional project feature matrix containing time nodes, cost indexes and resource allocation amounts; a pre-constructed engineering cost benchmark parameter library is called, real-time deviation degrees of the multi-dimensional project feature matrix and the benchmark parameters are calculated based on a dynamic time warping algorithm; when the real-time deviation degrees exceed a preset threshold range, an abnormal procedure identification engine is automatically triggered to extract procedure feature vectors including a construction period delay rate, a cost overrun rate and a material loss rate from deviated procedures; the procedure feature vectors are input into a pre-trained compliance verification model to output an abnormal diagnosis report containing a violation type, a risk level and a responsible subject.

The present application relates to the technical field of computer, in particular to a kind of service scheme matching method and system based on customer portrait, method includes: obtaining the scheme description text, rule text and target customer business data of matching service scheme;The rule text is carried out semantic segmentation and candidate rule identification, and the adaptive condition set is obtained;According to adaptive condition set and preset portrait dimension, evidence item model is constructed, and after being converted into constraint check template, it is written into service semantic atlas;According to customer business data, the customer portrait atlas including business potential index, performance cost index and relationship resilience index is generated;Customer portrait atlas and service semantic atlas are semantically aligned, and the mapping of mapping evidence item and to-be-checked object is established;According to three kinds of indexes, portrait partition is generated and condition check is executed, and according to portrait partition and check result, matching result is generated, and recommendation reason and coordination action are output.

The invention belongs to the technical field of project cost index data governance, particularly relates to an AI technology-based project cost index data governance method, and aims to solve the problems that a single project and a unit project thereof need to be manually matched according to user requirements before a COS file is warehoused in the prior art, and a system cannot automatically adjust the sequence according to a set template; in order to solve the problems that in the prior art, in the prior art, the data can only judge collection subjects according to list codes and names, the automatic collection success rate is low, the error rate is high, a large amount of manual intervention is needed, and the user experience feeling is poor, the following scheme is provided, and the method comprises the following steps that S1, a treatment system is prepared and comprises a data collection module; according to the method, the single project and the unit project thereof can be automatically matched according to the user requirement in the COS file storage process, the sequence is automatically adjusted according to the established template, the data can be subjected to standardization processing, the automatic collection success rate is improved, the error rate is reduced, and the user experience is effectively improved.

The invention belongs to the technical field of engineering cost dynamic index calculation, particularly relates to an algorithm for calculating an engineering cost dynamic index, and aims to solve the problems that the existing static cost index cannot reflect the influence of market condition change and technical progress, is difficult to be used for long-term planning and decision making, and cannot reflect the difference of engineering cost indexes and rates in different regions. In order to solve the problem that project data cannot be reused under the condition of large material and labor cost difference in the prior art, the invention provides the following scheme: the method comprises the following steps: S1, preparing a computing system which comprises a data acquisition module and a database module, the data acquisition module is connected with an engineering project data module and a data arrangement module, and the database module is connected with the engineering project data module; according to the method, reference can be provided for investment decision-making of proposed projects with similar or similar construction standards in the use process, adjustment can be performed according to market conditions of different time points and different regions, price differences can be reflected, and project cost estimation is more accurate.

The application relates to the technical field of building information model processing, in particular to a facade engineering quantity calculation method, equipment and medium based on a Sketchup model, which can directly start from a designed Sketchup model, increase a corresponding plug-in, analyze the Sketchup model, design an algorithm based on relevant data, and can realize automatic calculation of facade engineering quantity. The application realizes automatic calculation of facade engineering quantity and cost through a hierarchical grouping algorithm and a dynamic sectioning technology, a designer only needs to set the unit price of a facade material, and the system can automatically calculate the engineering cost of the facade, and further obtain an engineering cost index of unit building area as a design basis. The method not only saves time and effort, but also greatly improves the efficiency and accuracy of engineering design.

The invention relates to a method and system for verifying the cost of a single project of a production technical improvement project and a medium, and the method comprises the following steps: obtaining a cost file of the single project of the production technical improvement project, and carrying out the deviation correction; related cost indexes are extracted based on the cost file after deviation correction; obtaining a cost fine item of each stage in the cost file of the single project of the production technical improvement project; based on the related cost indexes, calculating the cost fees of each stage to obtain the cost fees of each stage and the total cost fees; and comparing the construction cost and the total construction cost of each stage with the construction cost and the total construction cost of each stage in a construction cost file to obtain a comparison result, and verifying the construction cost and the total construction cost of each stage in the construction cost file according to the comparison result to complete a verification process. Compared with the prior art, the method has the advantages of automatic verification, high accuracy and the like.

The invention discloses an intelligent material allocation method and device suitable for a new energy station. The method comprises the steps that basic parameters needed by operation and maintenance of the new energy station are acquired; according to a material demand parameter, a cost parameter, a time period parameter and a total inventory capacity in the basic parameters, a supply chain comprehensive cost index is determined, and a target function with the supply chain comprehensive cost index minimization as a target is constructed; according to a material demand parameter, a cost parameter, a time period parameter, a boundary constraint parameter and a dynamic safety inventory coefficient in the basic parameters, constructing constraint conditions taking total supply and demand balance, a storage upper limit, a material demand and a resource investment upper limit as constraints; and based on the objective function and the constraint condition, constructing a multi-category material collaborative allocation model, solving the model, determining the preparation amount of each category of materials in each time period, and forming a new energy station multi-category material allocation scheme. According to the invention, accurate allocation of multiple types of materials in the new energy station can be realized, and reliable support is provided for fine operation and maintenance of the new energy station.

1. Name of the product in this design: Computer with a graphical user interface for managing the entire process of engineering cost indicators. 2. Purpose of this design: This product is used for displaying the interface and running programs. 3. The key design features of this product are the graphical user interface content on the screen. 4. The picture or photo that best illustrates the key design points: Design 1 front view. 5. Other views of the product are standard design, so other views are omitted, including the top view of Design 1 and Design 2; other views of the product are standard design, so other views are omitted, including the bottom view of Design 1 and Design 2; other views of the product are standard design, so other views are omitted, including the rear view of Design 1 and Design 2; other views of the product are standard design, so other views are omitted, including the left view of Design 1 and Design 2; other views of the product are standard design, so other views are omitted, including the right view of Design 1 and Design 2. 6. Design 2 is designated as the basic design. 7. Purpose of the graphical user interface: For the management of engineering cost indicators throughout the entire life cycle of construction projects. 8. The area of ​​the graphical user interface in the product: the entire area of ​​the computer screen. 9. Human-computer interaction method of graphical user interface: Users can perform different functions by clicking different areas, icons or buttons displayed on the interface with the mouse. 10. Description of the changing states of the graphical user interface: The specific description of the changing states of the interface is as follows: The interface shown in the main view of Design 1 is the main interface for the management of the whole process engineering cost indicators. Design 1 Change State Figure 1 shows the interface displayed after the user clicks "Project" in the main view menu. The interface shown in Design 1 Change State Diagram 2 is the interface displayed after the user clicks on "Structure" in the operation column of Design 1 Change State Diagram 1. This interface is for project structure display and cost index rules and project characteristic information management in the budget stage. The interface shown in Design 1 Change State Diagram 3 is the interface displayed after the user clicks on the "Cost Information" tab in Design 1 Change State Diagram 2. This interface is the management interface for cost index rules and project characteristic information for all stages of the project structure except for the preliminary estimate. The interface shown in the main view of Design 2 is the main interface for managing the cost indicators of the entire project process. The interface shown in Figure 1, which represents the change in state of Design 2, is the interface displayed after the user clicks "Project" in the main view menu. This interface contains a list of projects covering all stages of the entire project process. The interface shown in Design 2 Change State Diagram 2 is the interface displayed after the user clicks "View" in the operation column of Design 2 Change State Diagram 1 and then clicks the "Project Features" tab. This interface displays the project structure nodes and their project feature information involved in the project stage of the project. The interface shown in Design 2 Change State Diagram 3 is the interface displayed after the user clicks the "Project Cost List" tab in Design 2 Change State Diagram 2. This interface displays the details of the project cost data in the project cost document and the index attribution information of each cost data component. The interface shown in Design 2 Change State Diagram 4 is the interface displayed after the user clicks the "Engineering Indicators" tab in Design 2 Change State Diagram 3. This interface displays the engineering cost indicator results, which include quantity and price indicator information. The circular gray block in the upper right corner of the main view of Design 1 and Design 2, as well as the various change state diagrams in the design, belongs to the content screen.

The invention discloses a low-carbon building scheme comparison and selection method and device, a storage medium and a computer program product, and relates to the technical field of low-carbon resource management, and the method comprises the steps: defining a building component in each candidate low-carbon building scheme as a first global adjustable parameter, associating the first global adjustable parameter with a first full life cycle carbon emission factor and a first cost factor; capturing a parameter adjustment instruction sent by a user, and calculating a carbon cost index based on the parameter adjustment instruction, the first full life cycle carbon emission factor and the first cost factor; obtaining an optimization target and a constraint condition set by a user, and setting a multi-target optimization algorithm according to the optimization target and the constraint condition; and inputting the carbon cost index into the multi-objective optimization algorithm for iterative calculation to obtain a Pareto optimal solution set as a low-carbon building scheme comparison and selection result. And full-life-cycle multi-objective collaborative optimization comparison and selection of the candidate building schemes are realized.

The present invention discloses a cost index data platform, which relates to the technical field of engineering data management. The platform includes a principal component analysis module, a function model fitting module, a current index acquisition module, a unit price prediction module, and a cost calculation module, which are communicatively connected. The function model fitting module obtains the historical principal component index vector corresponding to each historical project data group by calling the principal component analysis module, and constructs a principal component cost function model corresponding to each historical principal component index vector. The cost calculation module matches the model principal component index vector according to the current principal component index vector, and obtains the cost calculation result according to the principal component cost function model corresponding to the model principal component index vector and the predicted unit price corresponding to each principal component index. The present invention reduces the complexity of cost data processing, ensures the accuracy and reliability of the cost calculation results, and realizes effective management and control of project costs.