149 results about "Real time mapping" patented technology

A computer-implemented system and method for home page customization and e-commerce support is disclosed. The present invention relates to avatar home pages and the combination of a home page customization service with an e-commerce marketplace through which users can purchase home page decorations made by third party developers. Various embodiments include a “chat now” online matching system and a real-time map showing the geographical location of users in an online community.

A system and method for interactively planning and controlling a treatment of a patient for a medical treatment device are provided. The system includes a memory; a processor coupled to the memory; and a treatment control module stored in the memory and executable by the processor. The treatment control module graphically displays in real time a continuously changing treatment region defined by the electrodes as a user moves at least one of the electrodes. This allows the user to more effectively plan and treat a target region.

A method for constructing a 3D reference map useable in real-time mapping, localization and / or change analysis, wherein the 3D reference map is built using a 3D SLAM (Simultaneous Localization And Mapping) framework based on a mobile laser range scanner A method for real-time mapping, localization and change analysis, in particular in GPS-denied environments, as well as a mobile laser scanning device for implementing said methods.

Methods, systems and apparatus for improving Internet search results include monitoring network activity on a communications network, generating a near real-time map of the network activity, and integrating the near real-time map with a search engine.

The present invention features a system and methods for notifying passengers of an approaching vehicle. Utilizing such a system and methods, passengers can remain in a safe, controlled environment, avoiding harsh environmental conditions and excessive waiting times, instead arriving at their pick-up point closer and prior to a vehicle's arrival. More specifically, the present invention relates to a bus notification system (100a) wherein passengers are able to know the location and estimated arrival time of the bus several minutes before its arrival at a specified location along the bus route. The present invention also features a system and methods for locating an in-transit vehicle and for providing real-time mapping and monitoring of such in-transit vehicles.

A live mapping display system onboard a vehicle may determine a geographic position of a vehicle, access stored image data corresponding to the geographic position, position a camera to direct the camera toward a target region proximate a geographic region corresponding to the accessed stored image data, receive live image data from the camera of a captured image of the target region, generate a display image including the stored image data combined with the live image data, and display the display image.

A digital imaging system provides color information of an entire port wine stain or other skin condition with a single image in CIE L*a*b* color space (L*, a*) derived from RGB pixel data (R, G, B). Cross-polarization optics produce marked reduction in specularly reflected light in the images. A patient positioning device allows for repeatable positioning of the patient's head or body portion. The digital nature of the system provides a near real-time mapping of melanin and erythema or other skin chromophore metrics. The cross-polarized diffuse reflectance color digital imaging system obtains subsurface skin color information and acquisition of facial images in a reproducible fashion at a fixed distance from an illumination source at optimized angles of view depending on the region of interest being imaged.

The present invention discloses a natural language-based robot deep interacting and reasoning method and device. The method comprises 1) a speech identification step of receiving the user speech input, and processing an input signal to obtain the text information; 2) a case attribute obtaining step of carrying out the participle processing on the text obtained in the step 1), and then carrying out the similarity matching on the text after participle and the cases in a case base to extract the attributes of the cases; 3) a deep dialogue and three dimensional scene interaction step of if the intention of the user obtained according to the case attributes extracted in the step 2) is not complete, repeatedly guiding a user by combining a real-time map file obtained by a Kinect sensor until the complete intention is obtained, and then generating a solution scheme aiming at a working task of the user complete intention; a speech synthesis step of displaying the obtained solution scheme in a text format, synthesizing the speech, and feeding back to the user via a sound device. During an interaction process of the present invention, a robot and the user both use a natural language.

The present invention features a system and methods for notifying passengers of an approaching vehicle. Utilizing such a system and methods, passengers can remain in a safe, controlled environment, avoiding harsh environmental conditions and excessive waiting times, instead arriving at their pick-up point closer and prior to a vehicle's arrival. More specifically, the present invention relates to a bus notification system (100a) wherein passengers are able to know the location and estimated arrival time of the bus several minutes before its arrival at a specified location along the bus route. The present invention also features a system and methods for locating an in-transit vehicle and for providing real-time mapping and monitoring of such in-transit vehicles.

The invention relates to the technical field of three-dimensional reconstruction. The invention discloses a three-dimensional point cloud reconstruction method based on laser radar. The method comprises the following steps: data acquisition and preprocessing, feature extraction, feature matching, motion estimation, point cloud fusion and the like. The three dimensional environment real-time mapping function is achieved through a two-dimensional laser radar, and compared with the scheme based on a multi-line laser radar, the three-dimensional point cloud reconstruction method has the advantagesof being low in cost, good in motion distortion removing effect, high in real-time performance and high in mapping precision and has high practical significance for popularization and application ofthe three-dimensional environment reconstruction technology.

The invention discloses a visual workshop monitoring method, device and equipment. The visual workshop monitoring method comprises: establishing a virtual workshop three-dimensional scene model; determining a running state of the workshop three-dimensional scene model according to the real-time data of the workshop; and monitoring the workshop field in real time based on the running state of the workshop three-dimensional scene model and displaying state monitoring information. According to the embodiment of the invention, with the virtual workshop three-dimensional scene model driven by the real-time data of the workshop, the real-time mapping of the workshop working field is realized; the full process of the production activity can be monitored visually and the working field of the workshop is displayed vividly; a two-dimensional display panel is used for realizing coordinated monitoring; state information of all elements of the workshop is displayed clearly; and the visual level ofworkshop monitoring is improved. And thus a problem of service restriction caused by the non-transparent phenomenon of the workshop working and many flow links are solved effectively.

The invention relates to a method for realizing a visual SLAM semantic mapping function based on a cavity convolutional deep neural network. The method comprises the following steps of (1) using an embedded development processor to obtain the color information and the depth information of the current environment via a RGB-D camera; (2) obtaining a feature point matching pair through the collectedimage, carrying out pose estimation, and obtaining scene space point cloud data; (3) carrying out pixel-level semantic segmentation on the image by utilizing deep learning, and enabling spatial pointsto have semantic annotation information through mapping of an image coordinate system and a world coordinate system; (4) eliminating the errors caused by optimized semantic segmentation through manifold clustering; and (5) performing semantic mapping, and splicing the spatial point clouds to obtain a point cloud semantic map composed of dense discrete points. The invention also relates to a system for realizing the visual SLAM semantic mapping function based on the cavity convolutional deep neural network. With the adoption of the method and the system, the spatial network map has higher-level semantic information and better meets the use requirements in the real-time mapping process.

The present invention relates to a real-time map data updating system and method, comprising: collecting operating environment information of a terminal device, which is basic information for update condition determination; checking an update condition of the terminal device which includes one or more of a state of travel, a travel speed, and a network state by comparing the collected operating environment information to preset criteria; and partially updating map data, which is stored in the terminal device, in a combination of one or more of level, tile, and layer units corresponding to the checked update condition.

A technique for forming a two-dimensional electronic spectrum of a sample includes illuminating a line within a portion of the sample with four laser pulses; where along the entire line the difference in the arrival times between two of the laser pulses varies as a function of the position and the difference in the arrival times between the other two pulses is constant along the entire line. A spectroscopic analysis may then be performed on the resulting pulsed output signal from the illuminated line to produce a single-shot two dimensional electronic spectroscopy.

The invention discloses a method and a system for constructing an AGV(Automatic Guided Vehicle) indoor map based on a laser radar. The system comprises a data acquisition part, a control part and a map construction part. The data acquisition part comprises a laser radar, an odometer and a data acquisition unit. The control part comprises a direct-current motor, a motor driving module and a controlunit. The map construction part comprises a map construction unit and a data processing unit. The data acquisition unit, the control unit and the map construction part form a master control platformsystem. A grid map is constructed in combination with information of the laser radar and the odometer through an extended information filtering algorithm (EIF-SLAM), so that the real-time map construction efficiency of the AGV in an indoor unknown environment is improved on a premise of ensuring the accuracy of the map.

The invention relates to a system and a method with which a real-time map is capable of being displayed and shared in a mobile terminal, and particularly relates to a system and a method with which real-time geographical location information is mutually shared, wherein the system and the method with which the real-time geographical location information is mutually shared are embedded in a mobile terminal. The system and the method with which the real-time geographical location information is mutually shared have the advantages that the system and the method with which the real-time map is capable of being displayed and shared in the mobile terminal are provided, and real-time geographical location information share can be achieved among a plurality of users. The system and the method with which the real-time map is capable of being displayed and shared in the mobile terminal comprise a service terminal and at least one mobile intelligent terminal , wherein the service terminal is connected with the mobile intelligent terminal through a network, the service terminal comprises a transceiver module, a map module and a cutting module, and the mobile intelligent terminal comprises a global position system (GPS) positioning module, a map control module, a map display module and a transceiver module. According to the system and the method with which the real-time map is capable of being displayed and shared in the mobile terminal, the vector map of location can be displayed in the customer mobile intelligent terminal, the vector map of location can be shared with sharers, and the system and the method with which the real-time map is capable of being displayed and shared in the mobile terminal are not affected by phone models and functions as long as the mobile phone has GPS function.

The invention relates to the technologies of image processing, real-time mapping, path planning, robots and the like, and provides a collaborative search blocking platform of a ground robot. The collaborative searching and blocking method based on the ground robot uses a ground robot carrying a camera and a processor to carry out target searching; one robot additionally carries a laser radar; therobot carrying the laser radar establishes an environment map by using the laser radar, and the map is transmitted to other robots, all the robots acquire image information of the surrounding environment through cameras, the image information is processed, an appointed target object is identified in a plurality of objects by utilizing a pre-trained detection and tracking algorithm, the appointed target object is tracked for a long time, and data transmission among the robots is performed through a wireless network; when a certain robot detects a target, the robot can track the target and sendthe position information of the target to other ground robots in real time, and real-time path planning and encircling are carried out. The method is mainly applied to robot design occasions.

The invention relates to a distributed unmanned aerial vehicle real-time mapping system based on cloud computing. The system comprises a ground station central control unit, a cloud service platform and an unmanned aerial vehicle, a shooting system and a network transmission module are arranged on the unmanned aerial vehicle, the unmanned aerial vehicle constructs a network connection channel of the ground station central control unit and the cloud service platform through the network transmission module, receives control instruction data of the ground station central control unit, and transmits picture data shot by the shooting system in a flight process at a fixed point to the cloud service platform, the cloud service platform performs storage and three-dimensional reconstruction on thepicture data transmitted by the unmanned aerial vehicle, and the ground station central control unit plans the boundary of an area to be mapped, and configures and plans the mapping subarea accordingto the number of unmanned aerial vehicle clusters, and configures the corresponding unmanned aerial vehicle to fly to the mapping subarea to conform a subarea mapping node. The distributed unmanned aerial vehicle real-time mapping system can carry out large-scale mapping, can greatly improve the speed of mapping, save time, and can perform three-dimensional map reconstruction in real time, therebygreatly improving the real-time nature of mapping.

A traveler safety information correlation system is provided. An interactive, real-time mapping tool is combined with traveler location and alert information data sources. Recorded locations corresponding to human assets are overlaid on geographical maps enabling an operator to determine real or near real-time locations of human assets, such as an organizations employees. Traveler location information may obtained from computerized reservation systems, credit card processing systems, cellular and wireless computer networks, and / or other systems. The traveler safety information correlation system may also be used to generate alerts and to deliver information messages to human assets.

Described are street level intelligence platforms, systems, and methods that can include a fleet of swarm vehicles having imaging devices. Images captured by the imaging devices can be used to produce and / or be integrated into maps of the area to produce high-definition maps in near real-time. Such maps may provide enhanced street level intelligence useful for fleet management, navigation, traffic monitoring, and / or so forth.

The invention belongs to the field of teaching application of a mixed reality technology, and provides a virtual-real fusion teaching aid automatic generation method, which comprises the steps of (1)acquiring information of a real teaching environment; (2) generating a virtual teaching aid; and (3) fusing the virtual teaching aid with the real environment. According to the virtual-real fusion teaching aid automatic generation method, a scheme of real environment information collection, virtual teaching aid generation and real environment fusion is provided for meeting the requirements of a new generation of intelligent teaching environment, and according to the teaching requirements in an enhanced teaching scene, the method includes establishing a set of method for acquiring a 3D real-time map, teacher interaction behaviors and voice commands from a teaching environment; automatically generating a hierarchical relationship between the virtual teaching aid model and components thereofaccording to the machine language; and dynamically rendering the virtual teaching aid model and the annotation information thereof to realize fusion with a real teaching environment.

The invention discloses an intelligent navigation method for a weak-signal region based on a topological map. The intelligent navigation method comprises the following steps that a mobile terminal acquires a grid map of a region needing navigation and converts the grid map into a topological map; a user marks a start node P and a goal node Q on the topological map; the mobile terminal selects a navigation path planning mode; and the user inputs a driving parameter into the mobile terminal, and the mobile terminal navigates the user to the goal node Q according to the driving parameter and thenavigation path planning mode. According to the invention, the grid map of the region needing navigation is acquired in advance and converted into the topological map, so continuous updating of map information via a network is not needed during navigation, and thus, real-time map displaying is realized in a region without signals; and the current location of the user is acquired by calculating theproportion of a path which the user has walked through, so location of the region without signals is realized, the user can clearly learn about his location in the region without signals, and positioning accuracy is continuously improved in the process of navigation.

The invention relates to a real-time map navigation system and method. The real-time map navigation system comprises a service end (1) and a user end (2), wherein the service end (1) comprises a service-end processor (11), as well as a user database (12), a map module (13) and a communication port (14), which are respectively communicated and connected with the service-end processor (11), and the map module (13) further comprises a map update module (131) and a map storage module (132); the user end (2) comprises a central processing unit (21), as well as a positioning module (22), a storage device (23), a communication module (24), an input module (25) and a display module (26), which are respectively communicated and connected with the central processing unit (21); and the positioning module (22) is communicated and connected with the communication port (24) through a wireless communication network. According to the real-time map navigation system and method, only a map related to a navigation route is sent to the user end through the recombination of map elements of a real-time map, so that occupied bandwidth is reduced and navigation efficiency and user experience are improved.

The invention discloses a method for surveying and mapping a map by collecting farmland key points. The method comprises the following steps: 1, obtaining GPS position information; 2, drawing an outline of an area to be surveyed; 3, surveying and mapping a farmland key demarcation point, and marking a land parcel name and note; 4, performing real-time verification, prompting, and dividing the farmland; 5, uploading surveying and mapping data; and 6, obtaining a vector map. Compared with the prior art, in the technical scheme provided by the invention, the real-time mapping can be achieved merely by collecting key control points, simultaneously, initiative verification is further performed according to a logic relation between the key points, the non-collected key points are promoted, and the missed survey and the false survey are prevented; and moreover, the reliability is improved, and the labor intensity of manual operation is reduced simultaneously.

The invention discloses a fire source positioning method and system based on a SLAM technology and image identification. The method comprises the following steps of S1, constructing a real-time map and storing the map by an autonomous mobile robot through data returned by a laser radar and through combining with an SLAM algorithm; and S2, based on the established real-time map, carrying out autonomous travelling, capturing images through a camera and carrying out fire source identification and positioning; when the fire source identification and positioning are performed, firstly, carrying outHSV conversion on the images, processing the images in RGB and HSV spaces, and setting a threshold value to analyze a color so as to obtain an exact area of a similar fire source object; secondly, through determining whether smoke is generated, and a fire source temperature is reached, distinguishing an object with a color characteristic similar to the fire source and identifying the fire source;and finally, marking a center of the fire source in the image, carrying out inverse perspective processing on the image, converting an image coordinate into a real world coordinate, and determining the position and the distance of the fire source. In the invention, fire source identification precision is improved and the position of the fire source is determined.

A method for constructing a 3D reference map useable in real-time mapping, localization and / or change analysis, wherein the 3D reference map is built using a 3D SLAM (Simultaneous Localization And Mapping) framework based on a mobile laser range scanner A method for real-time mapping, localization and change analysis, in particular in GPS-denied environments, as well as a mobile laser scanning device for implementing said methods.

A real-time SLAM scene map constructing system, a navigation system and a method are disclosed. The system overcomes a difficult problem of real-time map constructing for SLAM navigation systems whenscene changes are large, such that a robot can obtain accurate positioning information in a changed scene. The real-time SLAM scene map constructing system includes at least two independent SLAM mapping subsystems having fixed spatial locations. The SLAM mapping subsystems are configured to send spatial geographical location information and collected local scene map information into which a timestamp is added to a core server. The core server is configured to determine the relative location relationship among local scene maps having same timestamps according to the spatial geographical location information of the SLAM mapping subsystems, thus fusing the local scene maps having same timestamps to generate a real-time overall SLAM scene map.