165 results about "Collision analysis" patented technology

The invention provides an assembled building deepening design method based on BII software. The assembled building deepening design method comprises the following steps of 1, conducting preliminary modeling and collision analysis; 2, conducting model deepening design; 3, automatically generating member production drawing through a model; 4, conducting engineering amount statistics and processing data management; 5, designing a mold of a prefabricated member; 6, conducting transportation vehicle-loading simulating and optimizing according to the member weight and the profile size; 7, conductingfield hoisting and simulating of the prefabricated member, and optimizing the hoisting sequence. Aiming at defects of an existing prefabricated member deepening design method, it is adopted that firstly, a three-dimensional model is modeled before deepening design drawing is drawn, a three-dimensional examination method is adopted, after the space conflict relation between the prefabricated member is excluded, the drawing is generated, a large amount of modification of the drawing is avoided, parts in the model all have the accurate three-dimensional size, material information and member subordination relationship, a member material list can be generated simply by conveying the information, and thus an accurate and efficient effect is achieved.

A system and method for warning a vehicle driver of a potential collision when turning left or right at or near an intersection, where the system and method provide additional analysis to limit false positive and false negative warnings based on specialized circumstances. The method includes determining if the host vehicle is likely to turn at or near the intersection, and obtaining speed, velocity and position data of the host vehicle and any relevant remote vehicles. The method determines a predicted path of the host vehicle and the remote vehicles based on the speed, velocity and position data, and issues a warning to a driver of the host vehicle if the host vehicle and one of the remote vehicles may collide based on the predicted paths. If the host vehicle is in a specialized circumstance, the method provides additional collision analysis to reduce false positive warnings and / or false negative warnings.

Systems and methods for head impact injury prediction. A computer implemented method is provided for event based injury predictions. The computer implemented method receives an indication of sensor data related to an impact of a user. The received sensor data is compared to previously stored sensor data in a data store. Each instance of the previously stored sensor data is associated with a medical diagnosis. If the received sensor data matches any of the previously stored sensor data based on the comparison, then an injury risk indicator is generated based on at least one of the medical diagnosis associated with the matching previously stored sensor data or an impact history of the user. The generated indicator is presented.

The invention belongs to the technical field of electromechanical device installation and discloses a complex pipeline collision optimization method of subway electromechanical engineering. According to the method, three-dimensional bus interface module (BIM) software is used for establishing different professional virtual BIM models which are consistent with completed engineering and then output to three-dimensional collision software for establishment of a combined three-dimensional collision model for collision analysis, collision nodes are then processed and optimized, and then decorative texture mapping and animation roaming are carried out on the combined, analysed and processed three-dimensional collision model without the collision node problem through 3D - MAX software, and therefore collision optimization of complex pipelines of the subway electromechanical engineering is achieved. According to the complex pipeline collision optimization method of the subway electromechanical engineering, the BIM technology is utilized to solve the problem that collision of various complex pipelines causes construction ceasing during electromechanical installation, reasonable planning and utilization of electromechanical pipeline equipment and the like are achieved by means of the optimized design, construction waste is reduced, construction time is shortened, working efficiency at site is improved greatly, and initial investment of a proprietor is reduced.

An integrated golf club and analysis system that measures and analyze the performance characteristics of both: 1) a free golf swing without impact with a golf ball and 2) a golf swing with ball impact analysis. Free swing analysis provides critical information needed to analyze swing style so that dynamics swing characteristics optimization can be evaluated throughout the entire swing without ball impact, while impact analysis provides critical information on ball impact location on the club face, however, they cannot be measured simultaneously since ball impact eliminates the ability to identify the swing metric peaks such as velocity if it were to occur after ball impact. To achieve both, an integrated electronics golf club head comprises multiple types of sensors for measuring club head motion, impact and spatial location information with a weight and balance of a regulation golf club head.

A driving control system mounted in a vehicle receives multiple pieces of information through a status detection module and a vehicle safety determination module thereof, performs a safety and collision analysis to predict whether a driving danger exists, when a driving danger exists, instructs an emergency control module to calculate an optimal barrier-avoiding path and send a corresponding control signal to a vehicle control module, and when no driving danger exists, instructs a normal control module to perform an adaptive algorithm according to different road conditions and driver's behavior information and send a control signal to the vehicle control module. Accordingly, the driving control system can instantly plan a barrier-avoiding path according the degree of emergency and collision danger to achieve the goal of enhancing safety and stability of the vehicle and driver in driving.

The invention discloses a spatio-temporal trajectory generating method. The method comprises the steps that initial data of a data collection object is acquired; according to the initial data, spatio-temporal trajectory data is generated; the spatio-temporal trajectory data is input to a HBase distributed database cluster; according to query conditions input by a user, collision analysis and / or adjoint analysis is conducted on the spatio-temporal trajectory data in each partition cocurrently to generate a target spatio-temporal trajectory. According to the method, by means of an HBase distributed database technology, analysis can be conducted on the mass data in each partition cocurrently to generate the spatio-temporal trajectory, and then the generation speed and precision of the spatio-temporal trajectory are effectively improved. The invention further discloses a spatio-temporal trajectory generating device which has the advantages as well.

The invention relates to the technical field of big data analysis, and discloses a method for analyzing behaviors of concerned persons. The method comprises the steps of counting place data and extracting characteristic values; counting the personnel data and filtering and cleaning the personnel data to obtain characteristic values of the personnel; obtaining a set and a place set of suspected criminals by adopting a classification algorithm based on the characteristic values; carrying out collision analysis on the concerned person characteristic data and the place characteristic data, and carrying out multi-dimensional data resonance to obtain persons and places with possible cases; enabling the label data of the same kind to generate resonance characteristic integral superposition or other processing methods to realize real-time dynamic integration of a target, setting a threshold value according to the integral, carrying out threshold value division of different grades and presenting early warning information of different early warning grades; pushing the early warning condition to related departments to formulate processing measures. According to the scheme, the management problem of concerned personnel in current public security management is solved, and the behavior analysis of the concerned personnel is timely, efficient and accurate in combination with multi-dimensionaldata.

An anti-collision warning system for marine vehicle includes, an optical sensor covering at least partially the horizon of the marine vehicle, image processing means for extracting in real time from each image position information of objects visible on the surface of the sea, and anti-collision analysis means, which periodically calculate the evolution of the position information of each visible object, and which assess a risk of the marine vehicle colliding with each visible object according to the evolution of the position information of the visible object.

The invention discloses a scanning measurement robot detection method allowing precision to be irrelevant to a robot. According to the scanning measurement robot detection method allowing the precision to be irrelevant to the robot, hardware of the scanning measurement robot is composed of a universal industrial robot, a scanning probe and an optical tracking system; firstly, a workpiece CAD model and a special fixture CAD model are virtually assembled in CAD software; secondly, a scanning measurement path is planned automatically; thirdly, in a real environment, the three-dimensional spatial position of a fixture relative to the industrial robot is measured; fourthly, in an industrial robot simulation software, according to measurement results of the third step, the fixture CAD model, the workpiece CAD model and the position of the scanning measurement path planned in the second step are adjusted; fifthly, blocking and collision analysis is conducted on the measurement path; if blocking or collision exists, the position of the fixture and the position of a workpiece in the real environment are adjusted, the steps are repeated until no blocking or collision exists, and otherwise an industrial robot motion program is generated; seventhly, the workpiece is detected. According to the scanning measurement robot detection method, the scanning measurement robot can be directly used for on-site production.

The invention relates to a system and method for the design of a pipe support hanger. The pipe support hanger includes a logic support hanger insertion module, a solid three-dimensional support hanger generating module, a stress analysis module, a support hanger design module and a three-dimensional collision check module, wherein a logic support hanger is allowed to be inserted in logic support hanger insertion module, the solid three-dimensional support hanger generating module is used for generating a three-dimensional support hanger used for occupying space and a real three-dimensional support hanger, the stress analysis module is used for conducting stress analysis and the corresponding three-dimensional model modification, the support hanger design module is used for generating a data file required by the design, and the three-dimensional collision check module is used for conducting collision analysis. According to the system and method for the design of the pipe support hanger, rapid automatic insertion of the logical support hanger is achieved; the solid three-dimensional model of the support hanger can be generated and the collision analysis of the support hanger can be conducted before the stress analysis is conducted; the follow-up inspection and analysis processes are greatly simplified, redesign and recalculation caused by collision are greatly reduced, bi-directional mutual conductance among three-dimensional design data, stress analysis data and support hanger design software data is achieved, repeated inputting of the data is avoided, and probability of errors caused by manual input is greatly reduced.

The invention discloses a remote diagnosis and decision method for the running state of a hydroelectric generating set. The method comprises the following steps: building a remote diagnosis and decision basic repository and fault database of the running state of the hydroelectric generating set; remotely monitoring and acquiring the important parameters such as the running vibration, amplitude and pressure pulsation of the hydroelectric generating set, a collision signal of an underwater portion of a top cover, the static feature, dynamic feature, functional index, switch-on / off time and rule of a speed regulating control system, and the starting-stopping time of an oil pump of an oil pressing groove; remotely diagnosing and deciding the running stability of the set by adopting the methods of trend analysis, specific frequency band collision analysis, specific index comparison, switch-on / off time and action rule analysis, the starting-stopping time analysis of the oil pump of the oil pressing groove and the like.

The invention discloses a simplified analysis method for the bending property of a box-section thin-wall beam, belonging to the field of car body design. The simplified analysis method for the bending property of the box-section thin-wall beam is mainly used for analyzing the bending deformation of the box-section thin-wall beam during car body collision in a concept car body finite element modelfor anti-collision researches at the concept design stage of a car. The simplified analysis method for the bending property of the box-section thin-wall beam mainly comprises four steps, i.e. classifying plastic hinge lines according to whether the lengths of the plastic hinge lines are changed or not, calculating rate of energy dissipated by the plastic hinge lines, calculating rate of energy dissipated by convex annular surfaces and calculating the bending property of the entire structure. The simplified analysis method for the bending property of the box-section thin-wall beam has the advantages that the requirements on the modeling of the simplified frame structure and the anti-collision analysis of the car body can be satisfied very well, designers can be assisted to rapidly extract the bending properties of the thin-wall beams, the cockamamie work for traditional finite element analysis and tests is avoided, the rapid performance assessment and the rapid modification of a preliminary design plan are realized, and the design cycle is shortened.

The invention discloses an Hbase-based barrier data area collision analysis method and an Hbase-based barrier data area collision analysis system. The Hbase-based barrier data area collision analysis method comprises the steps of traversing all barrier data stored based on an Hbase, and obtaining a barrier set which corresponds with each time segment according to preset segments and barrier information, wherein the at least two preset time segments and at least two pieces of barrier information exist; traversing the barrier set and obtaining all vehicle passing data in each corresponding time segment, and obtaining a vehicle passing data set of vehicles in each time segment; and performing collision analysis on each vehicle passing data set, thereby obtaining the intersection of the vehicle passing data sets. The Hbase-based barrier data area collision analysis method and the Hbase-based barrier data area collision analysis system have advantages of facilitating searching and analysis of the barrier data and improving efficiency in area collision analysis.

The invention discloses a weak password checking method. The method comprises following steps: presetting a weak password dictionary containing multiple weak passwords; obtaining the accounts and password information of all system resources / application resources taken over in a third party account password system; obtaining the login account and password ciphertext information of a checked system; according to the weak password dictionary and the accounts and password information of all system resources / application resources taken over in the third party account password system, carrying out collision analysis to the login account and password ciphertext information of the checked system; finding out the weak password; outputting to a checking result; cumulatively counting the generating times of the passwords in the third party account password system; and updating the weak password dictionary according to the passwords and the counting values thereof in the third party account password system. The invention also discloses a weak password checking device. According to the method and the device provided by the invention, the problems of automatic extension of the weak password dictionary, reducing the limitation of independent weak password dictionary collision analysis, reducing the computing quantity of the collision analysis and increasing the weak password checking efficiency are innovatively solved.

The invention discloses a driving control system and a dynamic decision control method thereof. A driving control system is arranged in a vehicle. The driving control system is characterized in that a vehicle safety determination module receives many pieces of information acquired by a state sensing module, and estimates if a driving danger exists or not through safety and collision analysis, if the vehicle safety determination module determines that the driving danger exists, an emergency control module calculates out an optimal obstacle avoidance track and sends a corresponding control signal to a vehicle control module; if the driving danger does not exist, a normal state control module executes an adaptation algorithm according to different road conditions and behavior data, and sends a control signal to the vehicle control module; and in this way, the driving control system can instantly plan a avoidance path according to an emergency degree and collision dangers, and then the safety and the stability of vehicle driving can be improved.

The invention discloses a stamping single-station production simulating and verifying method capable of realizing process analog simulation and robot programming for guiding the production, reducing time and cost waste in a debugging process and improving programming safety and quality. By using a digitalized factory software, according to characteristics and parameter input of different devices, digital analogy establishment and movement attribute definition of an auxiliary station, a tooling, a fixture, a robot and a press machine required by station verification are completed; and then virtual layout is carried out according to a site planning requirement, all tasks are organized for completing simulation actions of stations, interference collision analysis of the tooling and a mould is realized in a simulation analogy process, judgment on the single-station tatk time is realized, site process feasibility analysis is carried out, arrangement of site resource positions, distances is reasonably planned, and a prophase simulation result is fed back through a process analysis result, thus layout optimization and efficiency maximization of the stations are ensured, and the modification of matching the debugging by a post-phase entity is reduced.

One embodiment of the present invention sets forth a technique for efficiently performing broad phase collision detection using parallel spatial subdivision. The technique involves organizing candidate objects according to a hashed representation of each object centroid, constructing a cell identification (ID) array, sorting the cell ID array, creating a collision cell list, and traversing the collision cell list. The result is a candidate list of object groups that may collide, based on an initial assessment of spatial proximity. Whether a given pair of objects actually collides is determined by a precise narrow phase collision analysis.

The invention provides a big data system for traffic management, including a data integration module, a data standardization and index code system building module, a data modeling module, a data organization module and a big data analysis and judgment module. The data integration module is used for integrating internal data and social data of traffic management, and has a reserved data access interface. The data standardization and index code system building module is used for building a data standardization and index code system, cleaning and filtering original data and describing the original data. The data modeling module is used for building a data model for vehicle behavior analysis. The data organization module is used for effectively organizing thematic data according to the business application scene. The big data analysis and judgment module is used for integrating traffic management data resources and realizing comprehensive data analysis and judgment. A unified traffic dataresource management center can be built to gather all kinds of traffic data, carry out data analysis, deep mining and collision analysis on big data and discover internal rules.

The invention provides a body side structure multi-working-condition collaborative optimization implementation method based on particle swarm optimization. A whole car side finite element model for a side collision working condition and a white body finite element model for a rigidity mode working condition are established for a to-be-optimized body side structure of a car, side collision analysis and rigidity mode analysis are correspondingly carried out, and design variables are selected; the number of the corresponding design variables of simulation analysis of different working conditions is sampled, a corresponding approximate model is established, a reinforced collaborative optimization algorithm is applied to establishing the coupling relationship between the side collision working condition and the rigidity mode working condition, sensitivity analysis and data mining are carried out respectively aiming at the side collision working condition and the rigidity mode working condition, and main design variables and optimized target areas corresponding to the side collision working condition and the rigidity mode working condition are obtained; particle swarm optimization initial particle populations are reasonably arranged, corresponding improved particle swarm optimization strategies are applied for optimizing solving aiming at different working conditions, and finally the body side optimized structure is obtained.

The invention provides a vehicle collision analysis method and device, and the method comprises the steps: carrying out the analysis of the driving tracks of a current vehicle and an environment vehicle, and obtaining a possible collision range; and judging whether the new driving tracks of the two vehicles are overlapped with the collision range or not in the driving process of the current vehicle so as to determine whether the two vehicles have the collision risk or not. Thus, the analysis result of the collision risk can provide a basis for adjusting the driving decision under the conditionthat the current vehicle may collide with the environmental vehicle, and the safety of the automatic driving process of the vehicle is improved.

The invention discloses a geohash matching-based vehicle code fitting method and system. The geohash matching-based vehicle code fitting method comprises the following steps of configuring an association analysis time interval and a collision analysis time interval; acquiring signaling summary data, wherein the signaling summary data comprises equipment identifiers and equipment spatio-temporal data of the mobile terminals; acquiring checkpoint summary data, wherein the checkpoint summary data comprises vehicle identifiers and vehicle spatio-temporal data of vehicles; according to a collisionanalysis time interval, performing space-time collision on the signaling summary data and the gate summary data based on the equipment space-time data and the vehicle space-time data to generate a vehicle code accompanying log table; and according to the association analysis time interval, generating a vehicle code association result table according to the vehicle code accompanying log table and the bayonet summary data, and outputting the vehicle code association result table. According to the method, the license plate number and the mobile phone number can be fitted, the fitting accuracy ishigh, and the requirement for associated positioning of the vehicle and the mobile phone number at present is met.

The invention discloses an automatic examination method for city design implementation control. The method comprises the following specific steps: An urban design digital management and control element system is constructed; the control object is converted into a point; the line, plane and body can identify the managed informationized language; the city design compilation result is guided into thecity design management and control element database in a standardized manner; As a basis for designing and reviewing a construction project scheme, when three-dimensional construction project designscheme review is carried out, whether the design scheme meets urban design management and control requirements or not is automatically reviewed through three-dimensional superposition analysis and model collision analysis, and automatic early warning prompt can be given when problems are found. According to the method, automatic management and control over the whole process from macroscopic designto microscopic design, from compilation management, land management to building scheme examination and approval are achieved, urban development and construction are effectively guided, and effectiveimplementation of urban design intentions is achieved.

The invention discloses a multi-track collision analysis method based on a behavior track library. The multi-track collision analysis method comprises the steps of setting the target, the time and theanalysis parameters; filtering the track data of the target; aggregating the data to obtain a target activity time set; counting the equipment distance information and associating the equipment distance information with the target activity time set; counting all the target collection devices and removing the weight; filtering the track data of the target follower; aggregating the data and outputting the data to the next link; carrying out data association on the data and the track data of the target; judging and outputting the data meeting track crossing conditions; aggregating the data; judging whether the target meets various track collision target conditions or not; and outputting all multi-track collision targets meeting the conditions. According to the method, the multi-track collision targets of the target person can be accurately analyzed, and the analysis result of the multi-track collision targets in the behavior track library can be rapidly obtained.

The invention provides a method and a device of social population governance, wherein the device comprises: a first obtaining module, a first calculating module, a second obtaining module, a second calculating module, a third obtaining module, a third calculating module and a data storing module; wherein the first obtaining module extracts the human body image characteristic information, and performs clustering calculation to divide the individual; the first computing module is configured to perform de-reprocessing; the second acquiring module is configured to acquire the human body image obtained after the de-reprocessing; the second computing module is used for classifying all the individuals; the third acquiring module is configured to acquire a preset database; the third calculation module carries on the collision analysis. The population type data obtained by analysis are provided to the public security organs to view and transfer, so that the public security organs can perform updating and management on the jurisdiction of the residents in and out of the area and moving out of the situation, to assist community police to achieve grass-roots community population refinement control, to enhance the efficiency of China's social population governance.

The invention discloses a method and device for identifying suspected person of a special place. The method comprises the following steps of: selecting a plurality of different types of case places and case time period thereof; collecting individuals and behavior tracks thereof appearing in all cases, and establishing a behavior track library; retrieving individuals appearing in each case place inthe case time period from the behavior track library; performing cross collision analysis on the behavior track of the retrieved individual so as to select a suspected person; and calculating the suspect probability of the suspected person. According to the method and device for identifying suspected person of a special place, the suspected person is selected by carrying out retrieval and cross collision analysis on the individuals appearing in case place in the case time period, and the suspect probability of the suspected person is calculated, and field guidance can be provided for public security officer to key investigations.

The invention discloses a method for establishing a simplified model for collision bending of a thin-wall curved beam of an automotive body by adopting a beam element, a nonlinear rotating spring element, a damping element and a column hinge element and belongs to the field of the design for the automotive body. The method is mainly adopted for researching the collision resistance at a conceptual phase for an automobile. According to the method, a bending moment and corner (M(Theta)-Theta) curve is evaluated for the nonlinear rotating spring element during a bending process of the thin-wall curved beam, so as to simulate the rotating features of a plastic hinge of the thin-wall curved beam during the bending process. The damping element and the column hinge element are established at a joint of the nonlinear rotating spring element, so that a correct moving relation of the model during an analysis process is ensured. The simplified analysis method for the collision bending of the thin-wall curved beam of the automotive body provided by the invention can fully meet the requirements for the research on the collision resistance at the conceptual phase for the automobile, the time for calculating a finite element model in the collision analysis of the automobile is greatly shortened and the working efficiency is increased.

The invention relates to the field of building engineering information management technology, and particularly to a BIM (Building Information Model)-based intelligent bidding decision management system of building engineering. The system includes a model acquisition module, a design model optimization module, a collision detection analysis module, a construction simulation optimization module, a cost management module and a biding management module. The model acquisition module is used for acquiring a project demand information model. The design model optimization module is used for generatinga design information model according to the project demand information model, finding similar projects, and carrying out optimization. The collision detection analysis module is used for collision analysis and correction. The construction simulation optimization module is used for simulation and organization optimization on construction. The cost management module can generate a cost informationmodel, which includes an engineering quantity list, according to the construction information model. The biding management module is used for generating a biding information model. The BIM-based intelligent bidding decision management system of building engineering of the invention solves problems of inconvenient data interaction and untimely updating existing in existing biding management systems.