258 results about "Requirements analysis" patented technology

A computer-implemented method comprises obtaining a cache hit ratio for each of a plurality of virtual machines, and identifying, from among the plurality of virtual machines, a first virtual machine having a cache hit ratio that is less than a threshold ratio. The identified first virtual machine is then migrated from the first physical server having a first cache size to a second physical server having a second cache size that is greater than the first cache size. Optionally, a virtual machine having a cache hit ratio that is less than a threshold ratio is identified on a class-specific basis, such as for L1 cache, L2 cache and L3 cache.

The invention discloses a stroke-increasing type electric automobile and a mode switching control method and system thereof. The stroke-increasing type electric automobile comprises a driving motor and a stroke increasing device, wherein the stroke increasing device is composed of a power generator and an engine. The mode switching control method comprises the following steps that an accelerator pedal signal and a brake pedal signal of the electric automobile are obtained; torque requirement analysis is conducted on the accelerator pedal signal and the brake pedal signal, so that the required torque of the driving motor is obtained, and the required power of the electric automobile is obtained according to the required torque of the driving motor; the power battery SOC of the electric automobile is detected, and the current speed of the electric automobile is obtained; and mode switching is conducted on the electric automobile according to the power battery SOC, the current speed of the electric automobile and the required power of the electric automobile. In this way, the oil consumption and NVH performance of the stroke-increasing type electric automobile are considered comprehensively, and the purposes of reducing oil consumption and improving the driving comfort are realized.

A system and method for developing a rule-based named entity extraction system is provided. The method includes analyzing requirements of business users. The method further includes designing the rule-based named entity extraction system based on the requirement analysis. Further, the method includes implementing the design of rule-based named entity extraction system using one or more GUI-based tools. Thereafter, regression testing of the rule-based named entity extraction system is conducted. Finally, rule-based named entity extraction system is deployed.

In future large-scale Emergency Response / Management (ER / EM) to terrorism and natural disasters, sharing the so-called common operational picture amongst dynamic task groups provides immediate advantages. In an ER / EM scenario, dissemination of the right data to the right person at the right time has a direct benefit. Timely and bandwidth efficient dissemination of sensor and Command and Control data remains a challenge. For example, dynamically changing mobile teams, information-needs profiling, information routing based upon information needs (not on IP address) are all complex issues. Accordingly, a protocol, called dissemination mesh, for constructing and reconfiguring network paths for disseminating information from sources to sinks, a software architecture for multi-domain wireless network information dissemination in the context of emergency response (resting above existing MANET protocols), supports needs-based dissemination, node mobility, rapidly changing groups (information sinks) and sensor networks (sources) is provided. The protocol includes: exploitation of Semantic Web and collaborative agent technologies, novel subscription-based information dissemination, intelligent networked information intermediaries, smart dissemination mesh forming and management. Together these technologies provide information dissemination management in the wireless setting. Application realms other than ER / EM can also be supported.

The invention discloses a data driven-based test case design test method and an automatic test platform; the method includes: based on the requirement analysis, the test logic and the test data are designed respectively; based on the test logic and the test data, the automatic test platform automatically generates the positive sequence test case and the reverse test case which certainly has the positive sequence test case corresponding to the reverse test case; based on the reverse test case, the automatic test platform acquires the positive sequence test case, the positive sequence test case and the reverse test case which are in pairs are stored in a database and undergo the automatic test. The data driven-based test case design test method and the automatic test platform of the invention effectively utilize the data driven theory to design test cases and automatically test the test cases, thereby the invention has the advantages of providing a systematic resolving proposal for test designers, offering a shortcut for switching between the system test and the automatic test, improving test efficiency and lowering test cost.

This invention puts forward a unified marketing support system and a method for analyzing user behaviors and habits including a customer end and a unified marketing support center containing: a marketing analysis module, a phone list analysis module and a signaling analysis module to carry out long term and prompt marketing activities to information from mobile users simultaneously or crossly call the information of two parts so as to analyze and accurately localize the needs of users, said platform supports the long term marketing function by analyzing static data of users and supporting the prompt marketing function by analyzing single-time behavior of users with the phone list mode as the master and signaling mode as the assistant.

The invention discloses a satellite dynamic and control distributed simulation platform, which belongs to the technical field of satellite control and simulation. The satellite dynamic and control distributed simulation platform is characterized by being constructed on the basis of various spatial environment models, dynamic models and task requirement analysis, wherein the platform consists of six pieces of main equipment, which are a network switch, an SIM tool kit (STK) track computer, a gesture and track dynamic computer, a control algorithm computer, a curve display computer and a simulation management computer respectively; and the personal computers (PC) are connected through network cables and communicate according to a user datagram protocol (UDP) or transmission control protocol / internet protocol (TCP / IP) protocol. The platform has the effect and advantage of supporting full task period and multidisciplinary design, development and simulation verification from flight task making to simulation verification result output.

The invention is applied to the technical field of television sets, providing a method and system for playing television programs, a television set and a server. The method comprises the following steps of: after the television set is turned on, starting a facial recognition function and establishing network connection with a far-end server; judging facial expression types according to data of facial recognition result; transmitting the facial expression types to the far-end server for analyzing the demand of users on the programs; and receiving information of the television programs, which is transmitted by the far-end server and is pushed according to the analyzed result of the demand of the user on the programs. The recommend of the television programs to the users according to the demand of the users on the programs is realized, so that pushed services have stronger pertinence and further the push rate is increased; in addition, the user agglutinant and brand advantages are improved.

The invention discloses an innovative design of a strategic product by a computer and a method thereof, establishing a computer-assisted innovative design system in accordance with innovative thought and design action of a designer, and establishing a corresponding auxiliary tool by sufficiently using the promoting action of information, knowledge, design method and innovative thought method on the innovation of the designer. The key action of the system is an action of assisting and supporting the innovation of the designer; and the system mainly assists the designer to complete the whole process from requirement analysis, problem definition, strategy selection, concept generation, proposal creation to proposal evaluation, and provides six groups of functions, namely designing process management, product innovation design, network information search, knowledge resource management, project final report creation and electronic help. The system and the method proceed from cognition angle of the designer, emphasize the subject action of the designer in the innovative design and the innovative mechanism of man-machine coordination, and have strong practical value.

The invention relates to a network-based information technology solution development and management system and method. In the system and method according to an embodiment of the invention, when a customer requests the development of information technology solutions, a server computer provides information on analysts to a customer computer and allows the customer to contract with a specific analyst. Then, the analyst receives requirements for the development of the solutions from the customer to perform the planning of the solutions, the analysis of the requirements, and the design of the solutions, and then the server computer places an order for each unit program to developers. Subsequently, when the developers who have assigned the unit programs develop the unit programs and deliver the developed unit programs to the server computer, the server computer tests the unit programs to accept or return the unit programs. Then, the server computer provides information the account and payment of the developers having delivered the unit programs to a financial institution computer and allows the financial institution computer to pay development costs to the developers. Subsequently, the server computer performs an integrated test on the unit programs corresponding to each project that are delivered by the developers and delivers the tested unit programs to the customers.

A method of automatic replication setup is disclosed. The method allows the business application user to focus on the requirements posed by the business application and to abstract from the low level infrastructure details. Information specific to the databases and infrastructure design decisions can be provided by a subject matter expert. By automating the requirements analysis and infrastructure setup process, the time to deliver can be decreased significantly and the potential for errors reduced.

Analyzing, designing and editing the digit filling system through unified modeling language (UML) designing tool and selected helical type software life cycle model based on different needs. Original geologic field information obtained from observation, fetched object etc. along continuous geologic route through help of digitized map spotting procedure of field route is converted to relevant data processing system so as to obtain digitized actual material map, sketch geologic map and geologic map. The invention realizes digitization and standardization in regional geological survey as well as speeds up time for arranging and processing data in regional field geological survey.

The invention relates to an Openflow-based network highly-fault-tolerant virtual network mapping algorithm comprising: a SDN control layer acquires low-layer network equipment load information supporting an Openflow protocol in real time and dynamically updating the network equipment load information; acquiring the data of a request for establishing a virtual network by analysis of the demands of different application services in an application layer, and computing a virtual network satisfying a mapping requirement according to an ant colony algorithm; and deploying the virtual network in low-layer network equipment by using the control layer in order to satisfy an individual requirement. The mapping algorithm improves the fault-tolerant capability and the failure recovery capability of the virtual network, guarantees QoS, and improves network robustness.

The invention discloses a service robot cloud platform interface system based on SOA and a working method thereof. The system comprises a service layer, an SOA interface layer and an application layer. The service layer issues a service request to the SOA interface layer, the SOA interface layer carries out corresponding service querying and scheduling according to the service request, service agent and remote procedure call are achieved, and the application layer provides coarse grain service based on calling of the SOA interface layer, and meanwhile provides service feedback and log interfaces for the SOA interface layer. According to the development situation of a robot and the using character of a current robot, in the design process of cloud computation, the requirements of a mobile client and robot developers are considered, requirement analysis is carried out on a cloud calculating platform, the design principle of the SOA is followed, the cloud calculating platform is designed, and service of the robot and service of the could computing platform can be independent from each other.

The invention discloses a knitting MES production planning and scheduling method based on big data mining, wherein the method belongs to the field of textile engineering application. The method comprises the following steps of S1, establishing a multidirectional knitting production data model; S2, establishing a big data analyzing platform based on a Hadoop distributed platform; S3, mining a planning scheduling restraining factor in a MapReduce frame by means of an Apriori correlation rule mining algorithm; S4, analyzing an order arranging priority according to a contract requirement; S5, integrating the arranging priority and the planning scheduling restraining factor, and obtaining an order arranging Gantt chart; and S6, performing real-time monitoring on ERP and ZigBee data, and when abnormities such as order delivery data change, knitting process updating and knitting machine sudden fault occur, dynamically adjusting a production plan.

The invention provides a method and device for analyzing the query requirement. The method comprises the steps that the model building process is carried out, wherein pattern matching trees corresponding to different types are built in advance according to various types of pattern dictionaries composed of query patterns of various types, and query, of various types, obtained according to the pattern matching trees serves as a sample to train a machine learning recognition model; the requirement recognition process is carried out, wherein query input by a user is classified according to the pattern matching trees and the machine learning recognition model. According to the method and device for analyzing the query requirement, the query can be classified by combining the pattern matching trees and the machine learning recognition model, the pattern matching trees and the machine learning recognition model can carry out mutual feedback, and can be continuously improved, and classification accuracy of the query is improved.

The invention relates to a method for precisely measuring the earth gravitational field, in particular to a method for inverting the earth gravitational field by using a variance-covariance diagonal tensor principle. The method comprises the following steps of: establishing a cumulative geoidal surface error model on the basis of satellite gravity gradient variance-covariance diagonal tensor principle; accurately and rapidly inverting the earth gravitational field by using the satellite gravity gradient measurement data of a spaceborne gravity gradiometer; and developing requirement argumentation on a GOCE (Gravity Field and Steady-State Ocean Circulation Explorer)-II satellite gravity gradient system by using the satellite orbit altitude and the precision index of the satellite gravity gradiometer. The method disclosed by the invention is high in inversion precision of the earth gravitational field, high in inversion speed of the satellite gravity gradient, explicit in physical content of a satellite observation equation, capable of easily developing the requirement analysis of the satellite gravity gradient system and low in requirement on computer performances. Therefore, the method for inverting the earth gravitational field by using the variance-covariance diagonal tensor principle is an effective method for resolving the earth gravitational field with high precision and high spatial resolution.

The invention discloses a method for developing an intelligent control-oriented virtual instrument capable of reconfiguring functions, which is carried out according to the following steps: (1) analyzing demands, establishing an architecture mode of a development system, designing a development blueprint of the development system, and establishing a development scheme of the system; (2) setting up a resource library of the instrument; (3) establishing a function configuration model, and assembling the instrument; (4) establishing a universal data acquisition and management module; (5) establishing a simple and high-efficient development mode; (6) establishing an interaction mechanism with other systems; and (7) establishing a system network interface based on code transmission. The methodhas the significant effects of setting up a template, calling the template into a system assembly field, and making appropriate changes to the module for becoming the special instrument, thereby having convenient use, meeting the public demands and improving the research and development efficiency.

The invention relates to an avionic software simulation comprehensive test and verification platform. Through the platform, a test level selection module, a document investigation module, a code investigation module, a dynamic test module, a model test module and a cloud service are built for test personnel according to a business sequence of project approval, demand analysis, project planning, project implementation and project summarization, wherein the test level selection module is used for selecting levels of to-be-tested targets; the document investigation module is configured with a document test tool corresponding to the levels of the to-be-tested targets so as to carry out document investigation on the to-be-tested targets; the code investigation module is configured with different types of automatic code test tools so as to test codes of the to-be-tested targets; the dynamic test module is used for setting corresponding test systems according to the levels of the to-be-testedtargets; the model test module is configured with an automatic model test tool; and the cloud service is used for uploading test process data and management data to a network platform.

The invention discloses a software generating method based on domain model and a device thereof. A service demand which is related to a domain and is generated during the demand analyzing process is transformed into a stored service basic syntax and a domain model described by the service basic syntax; and then a model analyzing engine is used for transforming the corresponding domain model into a source code and a component required by an assembling system. Therefore, when different users have the service demand of the same domain, the corresponding domain model can be searched in a domain model database and then is processed by the model analyzing engine, thereby obtaining the multiplexing capacity of the domain model which is irrespective to the concrete system realization. The mode of the domain model database can effectively organize and manage the continuously enriched domain models during the project realization process. Finally, the fast transforming capacity from the domain model to the concrete system realization can be obtained by the model analyzing engine. The invention can effectively improve the developing efficiency and the developing quality of software and greatly reduce the development cost.

The present invention discloses an electric taxi charging station planning method based on demand analysis. The method comprises the steps of: employing a cluster analysis method and a P-median modelto perform analysis of demands of taxis in a region, and determining construction distribution sites of charging stations in the region; and employing a logit model to simulate probability behaviors of the taxis selecting the charging stations, employing a queuing theory model to calculate average queuing waiting time of each charging station, and determining one construction scale of each charging station according to the average queuing waiting time of each charging station. The charging station planning method based on the demands of electric taxis employs the P-median model to perform optimization addressing of the distribution sites of the charging stations and employs an M / G / c model, configured to more accurately reflect charging features of the taxis in the stations, in the queuingtheory to solve the charging station capacity configuration problem so as to determine a charging station optimization planning scheme, and therefore the method provided by the invention is effectiveand practical.

Systems and method are provided for analyzing target, process and metrology configuration sensitivities to a wide range of parameters, according to external requirements or inner development and verification needs. Systems comprise the following elements. An input module is arranged to receive parameters relating to targets, target metrology conditions and production processes, to generate target data. A metrology simulation unit is arranged to simulate metrology measurements of targets from the target data and to generate multiple metrics that quantify the simulated target measurements. A sensitivity analysis module is arranged to derive functional dependencies of the metrics on the parameters and to define required uncertainties of the parameters with respect to the derived functional dependencies. Finally, a target optimization module is arranged to rank targets and target metrology conditions with respect to the simulated target measurements.

The present invention provides an automated design method and platform for intelligent hardware system development. The method comprises: creating various types of module resource libraries; performing demand analysis on a newly-developed product; forming a system parameter configuration table according to various requirements of the newly-developed product; importing the parameter configuration table into an automated design platform; enabling the platform to call a module resource library to perform scheme optimization; and according to the parameter configuration table, generating, by configuration, various types of documents, a circuit principle diagram, a circuit PCB layout, a hardware drive program, a mobile terminal application and a cloud server program, so as to perform debug detection. The platform is an operating platform of the method, and the platform comprises a plurality of application functional modules and module resource libraries. Powerful module resource libraries are built in the platform, and non-professional personnel can implement type selection of various types of hardware components by means of product functions and performance parameters; various types of software sub-modules and hardware sub-modules have a strong called property and high reusability, and the hardware is short in development cycle and high in development success rate; and excessive professional personnel are not required, and the research and development costs are low.

The invention provides a business application software development system and method, and the system is based on a model drive architecture (MDA) idea, and comprises a demand modeling module, a designmodeling module, a development modeling module, a test modeling module, a system management module, a basic framework module, and a document management module. Through the modules, the software development process comprises the steps of demand analysis, design, development and testing, the high-level models of all the steps are stored in a metadata mode and converted among all the steps, and through engineering model developed by software, an operation interface configured through visual modeling, and a standard practice template, one-key generation of operable target software is realized. According to the invention, the software development quality and efficiency are improved, and the professional knowledge requirements of software designers and the design difficulty of software development are reduced.

The invention, which belongs to the technical field of communcaition, relates to a service-based multi-access network selection system and method in a heterogeneous wireless network. The system comprises a service flow requirement analysis module, a terminal information processing module, a network port data processing module and a service-based multi-access network selection decision module. The service flow requirement analysis module, the terminal information processing module, and the network port data processing module carry out collection or processing on basic data and transmit the processed data to the service-based multi-access network selection decision module; the service-based multi-access network selection decision module carries out corresponding determination and decision making by using a service-based multi-access network selection method, provided by the invention, in the heterogeneous wireless network and informs a wireless network interface of a decision result. According to the service-based multi-access network selection system and method in a heterogeneous wireless network, rapid and reliable parallel transmission of services can be realized; and the throughput capacity of the terminal and the utilization rate of all network resources are improved.

The invention discloses a demand analysis and integration method for the function safety and information safety of and industrial control system, and the method comprises the steps: analyzing assets in a system, determining related properties of assets, and forming an asset list of the system; determining the possibility of accidents according to the relevance between the assets of the system and the accidents; determining the accidents which needs further function safety guarantee measures, and further determining a function safety demand set of the system; analyzing an inherent bug of the assets and the possible information safety throat and corresponding protection measures of the assets; judging the assets needing to be protected in a reinforced manner, and further determining the information safety protection measure of the assets, wherein the protection measures needed by the assets form an information safety demand set of the system; carrying out the conflict coordination of the function safety demand set and the information safety demand set, and obtaining an overall safety demand set of the system; and optimizing the overall safety demand set of the system through combining with the total cost constraint of the system according to the implementation cost of all safety measurements.

The invention provides a software developing requirement management system. The software developing requirement management system comprises a project maintenance module, an object analysis module, a requirement information acquisition module, an intermediate result processing module, a view display module, a requirement analysis module and a report generation module. The project maintenance module is used for storing an object; the object analysis module is used for setting an analysis mode for the object; the requirement information acquisition module extracts an effective element in the object through the analysis mode, and a first corresponding relation between the element and the object is formed; the intermediate result processing module gathers the elements and forms an in-memory database; the view display module displays the content of the in-memory database to the user in dependence on the user's demand; the user can adjust the content of the requirement through the requirement analysis module; and the report generation module generates the final report that the user needs. The software developing requirement management system can be used for the high-safety high-reliability software developing process, and carries out management, tracking and maintenance in the full life circle of software requirement, design, test, code working products and the like.

The invention provides a topology potential-based software requirement case priority sorting method, which comprises the following steps of: constructing and analyzing a software requirement case model to acquire a set of dependence between requirement cases; mapping the dependence between requirement cases in the acquired set into nodes and sides of a directed network model to construct a network topology; calculating the topology potential of all nodes in the constructed network topology; sorting all the nodes in the network topology according to the topology potential of the nodes; performing importance-based secondary priority sorting on requirement cases corresponding to the sorted nodes with the same topology potential; and outputting the sorted result in a visual mode. The prioritysorting method shields some subjective factors which influence the accuracy of the traditional requirement analysis, contributes to objectively evaluating the priority of the requirement cases, combines the contents of the requirement cases with the dependence between the requirement cases for analysis, and acquires more reasonable sorted result.