32 results about "Team effectiveness" patented technology

The invention discloses a main user and sub user frequency spectrum share method in cognitive radio, which comprises the following steps that: (1) main users notify the band limits of tenantable frequency spectra to sub users, and the sub users report the frequency spectrum efficiency to the main users; (2) the main users give the rent price of the frequency spectra to the sub users according to the principle of maximizing the self effectiveness; (3) the sub users determine the number of the frequency spectra to buy according to the principle of maximizing the self effectiveness, and report the conditions of frequency spectrum buying to the main users so that two parties can come to an agreement; and (4) after the expiration of the frequency spectra vented by the sub users, the use rights of the frequency spectra are returned to the main users, the sub users determine whether to continuously vent the frequency spectra of the main users or not according to actual conditions, and if the sub users continuously vent the frequency spectra, the first step to the third step are repeated in each frequency spectrum venting process. The main user and sub user frequency spectrum share method in cognitive radio of the invention has simple steps, and the information required to be mutually transferred between the main users and the sub users is little.

The invention discloses a behavioral model-based software security test case generation method, which comprises the following steps of: (1) determining software security test needs; (2) describing the security test needs by using a test need behavioral model; (3) describing the test need behavioral model by using a unified modeling language (UML) state chart; (4) transforming the UML state chart into a finite state machine (FSM); and (5) automatically generating a security test case based on a characteristic sequence of the FSM. In the behavioral model-based software security test case generation method provided by the invention, security test is performed primarily from a software security defect (SSD) behavior prevention mechanism, an SSD behavior detection mechanism and an SSD behavior response mechanism, so that the one-sidedness and need imperfection of conventional software security tests are overcome and the test effectiveness is ensured. Simultaneously, the test case automatic generation method provided by the invention reduces the workload of testers, improves the efficiency and level of automation of the test and ensures test effects.

The invention generally relates to the field of computer software particularly to an improved method of providing aircrew decision aids for use in determining the optimum placement of an Electronic Attack (EA) aircraft. The core of the invention is a software program that will dynamically provide the EA flight crew situational awareness regarding a threat emitter's coverage relative to the position of the EA aircraft and to the position of protected entities (PE). The software program generates information to provide visual cues representing a Jam Acceptability Region (JAR) contour and a Jam Assessment Strobe (JAS) for display via designated aircraft cockpit processors and devices. The JAR and JAS will aid the EA aircrew in assessing the effectiveness of a given jamming approach.

The invention provides a mobile robot path planning method based on an improved ant colony algorithm. The improved ant colony algorithm with sixteen search directions and twenty-four neighbor nodes is proposed, so that ants have more direction selections and wider search range in a robot planning path searching process, and two heuristic information computing methods based on a vector angle are designed; moreover, the effective search range of the ants in a raster map is controlled by introducing control parameters of transition probability in a transition probability part, an optimal global shortest path can be searched, the search effectiveness of the algorithm can be improved, and the randomness of search is reduced. According to the method, the optimal global shortest path can be searched through the improved ant colony algorithm, the search effectiveness of the algorithm can be improved, the randomness of search is reduced, and a good condition is provided for robot path planning.

The invention relates to a standard effectiveness judging system, which is characterized in that the system comprises a standard resource acquisition module, which is used for acquiring images of standard resources; a standard resource processing module, which is used for recognizing and generating dual-layer electronic texts of the standard resources; an index creating module, which is used for creating indexes for the texts and storing the index in a preset standard full-text memory; a bibliography extraction module, which is used for extracting a first bibliography from the standard resources; a bibliography comparison module, which is used for comparing the first bibliography extracted by the bibliography extraction module with a bibliography which is stored in an external bibliography memory and judging whether to store the extracted bibliography in a standard bibliography memory or not; a bibliography management module, which is used for storing the bibliographies of the standard resources and establishing a correlation between the bibliographies and the indexes; and a verification module, which is used for receiving a second bibliography from the external part, verifying the second bibliography and storing the second bibliography in a preset main standard memory after verification.

The invention discloses a hybrid multi-aircraft conflict resolution method based on an artificial potential field method and an ant colony algorithm. The hybrid multi-aircraft conflict resolution method comprises the following steps of: S1, performing charge conversion between an aircraft and a destination, and obtaining an initial path by the artificial potential field method; S2, adjusting the initial path which is obtained by the artificial potential field method, and encoding the adjusted path to obtain foraging paths of authority ants; S3, deriving an authority ant colony from the authority ants, and initializing a pheromone matrix by using the authority ant colony; S4, according the initialized pheromone matrix, carrying out iterative optimization by the ant colony algorithm to obtain a final conflict resolution scheme. The method of the invention avoids pure pursuit of time effectiveness of the artificial potential field method which may cause the problem of angular deflection incapability of resolution schemes. At the same time, the method solves the time effectiveness problem, i.e., the problem that simulation of the biological self-organization process by the ant colony algorithm leads to heavy calculation burden and cannot be applied to conflict resolution scenes in real time, so that requirements from reality scenes on time effectiveness and feasibility are satisfied.

The invention generally relates to the field of computer software particularly to an improved method of providing aircrew decision aids for use in determining the optimum placement of an Electronic Attack (EA) aircraft. The core of the invention is a software program that will dynamically provide the EA flight crew situational awareness regarding a threat emitter's coverage relative to the position of the EA aircraft and to the position of any number of protected entities (PE). The software program generates information to provide visual cues representing a Jam Acceptability Region (JAR) contour, a Jam Assessment Strobe (JAS) and text for display on a number of flexibly configurable display formats posted on display units. The JAR and JAS graphics and text will aid the EA aircrew in rapidly assessing the effectiveness of a given jamming approach.

The invention relates to a computer collaborative decision-making method and discloses an effectiveness and fuzzy theory based collaborative decision-making method for product design. The collaborative decision-making method specifically includes steps of determining effectiveness; matching engineering data through an effectiveness function to obtain a final effectiveness expression of the engineering data including effectiveness of a single decision-making variable and a designer set corresponding to the effectiveness; optimizing to obtain a general effectiveness target of a single target by the final effectiveness expression as a target; establishing a model by further restraining the general effectiveness target and maximizing the general effectiveness target; solving the model to achieve a final product design scheme. The effectiveness and fuzzy theory based collaborative decision-making method for product design has the advantages of practicality, reliability, easy implementation and great significance for improving reliability in collaborative decision making during collaborative design of products.

The invention discloses a population exchange amount estimation method for judging travel effectiveness based on signaling data and in combination with a dynamic threshold value, which can utilize thecollected signaling data generated during daily operation of a mobile phone network operator to obtain the population exchange amount information with different spatial scales and time scales necessary for traffic planning at low cost. According to the invention, the population exchange quantity of each level is obtained by using the signaling data, the method can be widely applied to the urban planning and traffic planning and management, and the limited public resources can be more reasonably and efficiently distributed. Besides, compared with a traditional mode of collecting population exchange data in a questionnaire and the like, the population exchange amount estimation method based on the signaling data is low in cost and high in accuracy and is one of the innovative representations of an urban traffic planning method in the big data era.

The invention discloses an optical selection method, based on total life cycle costs, of transformer station reactive power compensation devices. The method comprises the following several steps: (1) establishing total life cycle cost models of different types of reactive compensation devices, (2) determining values of calculation parameters of various costs of the total life cycle cost models, (3) performing basic calculation and comparison of total life cycle costs on the different types of reactive compensation devices according to the calculation parameters to obtain different advantages of the different types of reactive compensation devices in total life cycle cost, (4) performing sensitivity analyses on the different types of reactive compensation devices, (5) performing benefit evaluation on the different types of reactive compensation devices, and calculating results according to the total life cycle costs to obtain a comparison of cost effectiveness on the condition that a reactive compensation equivalent benefit is considered. The invention provides the optical selection method of the transformer station reactive power compensation device, improves voltage quality to the maximum extent, reduces losses to the maximum extent, and guarantees safe, stable and economic running of a power grid.

Various embodiments of the present invention relate to weighted waveforms for improved jam code effectiveness. In various examples, weighted waveforms for improved jam code effectiveness may be implemented in the context of systems, methods, computer program products and/or algorithms.

The invention discloses an improved feature evaluation method based on mutual information. According to the method, one piece of data with a feature subset dimension being m is input, and each featurecontains a plurality of samples; the relevancy of feature subsets, namely the sum of the mutual information of all the features in the feature subsets and a target category tag, is calculated; the redundancy of the features in the feature subsets, namely the average value of the mutual information of all the features in the feature subsets, is calculated; and evaluation values of the feature subsets are calculated. Through the improved feature evaluation method based on the mutual information, both the redundancy and the relevancy are considered according to feature effectiveness evaluation of complicated signals in combination with practical application, the problem that it is difficult to effectively measure feature effectiveness according to existing feature selection evaluation criteria currently is effectively solved, a feature selection task is completed more efficiently, and finally data mining and mode recognition efficiency is improved.

The invention discloses an incremental updating method for nosocomial infection data loss, and the method comprises the steps: updating a nosocomial infection data loss value, and performing the incremental updating of different features according to the effective time range where the data features belong, wherein the updated sample set is suitable for the nosocomial infection data analysis and modeling. The beneficial effects of the invention are that the method solves a problem of the nosocomial infection data loss through incremental updating, and the invention proposes a method for classifying different features according to the effective time range for solving the problem that the time effectiveness of different features is different in duration.

The invention provides a method and device for determining data effectiveness. The method includes the steps that values of a first kind of data at the ends of a first preset time period and a second preset time period are determined according to the state change of the first kind of data in the first preset time period and the second preset time period in a system respectively; a first difference value is determined according to the value of the first kind of data at the end of the first preset time period and the total value stored by the system at the end of the first preset time period, and a second difference value is determined according to the value of the first kind of data at the end of the second preset time period and the total value stored by the system at the end of the second preset time period; the difference between the first difference value and the second difference value is compared with the change value of a second kind of data in the second preset time period; if the difference and the change value are equal, it is determined that the data is effective; if the difference and the change value are unequal, it is determined that the data is abnormal. It is only needed to calculate the values of the first kind of data according to the state change without calculating the values of the second kind of data, and data detection can be rapidly and effectively completed under concurrence of the first kind of data and the second kind of data.

Methods of evaluating the effectiveness of a message in changing the opinion of a person are provided. A person's opinion on a position statement is obtained and given a numerical value, after which the person assesses several messages related to the position statement based on how convincing each message is to that person, assigning a numerical value to each message. The person's opinion on the position statement is then re-assessed, and for any person whose opinion has changed in a certain direction, the numerical values for each message are averaged to obtain an effectiveness score for each of the several messages.

The invention discloses a system and a method thereof for guaranteeing data effectiveness in a parallel network file system. The system comprises a client side and a metadata server, wherein the client side is used for sending a read-only directory authorization application, receiving endowed read-only directory authorization, marking a version number of a read-only directory and accessing a file under the read-only directory and a data page of the file; the metadata server is used for receiving the read-only directory authorization application sent from the client side and endowing the read-only directory authorization to the client side; and the client side returns the read-only directory authorization to the metadata server after access is finished, and clears the version number of the read-only directory.

The invention provides a warhead damage performance evaluation method. The method is suitable for dynamic and static damage performance evaluation of a conventional warhead. The specific process of the method is as follows: computing the damage dimensionality of the warhead, computing the single-shot damage probability of the warhead, evaluating the damage performance of the warhead according to the computed damage dimensionality and the single-shot damage probability. By comprehensively considering the combined action of the warhead damage power and the target vulnerability to the damage performance, the result accuracy of the estimation is higher; and meanwhile, the concept of the damage dimensionality as the static damage performance characteristic has certain generality corresponding to different warhead damage applied filed structures.