17 results about "Visual marker" patented technology

The invention provides a method and device for relieving carsickness of vehicle passengers, electronic equipment and a medium, and relates to the field of intelligent cabins, and the method comprises the steps: obtaining the driving state data of a vehicle in response to a started vehicle carsickness relieving function; processing the driving state data through a configured animation generation algorithm to obtain a dynamic visual driving process; generating a corresponding visual guidance animation based on the dynamic visual driving process; wherein the visual guidance animation comprises a visual marker dynamically changing according to the driving state of the vehicle, and the visual marker is used for guiding the visual perception of the passenger to be consistent with the vestibular perception. According to the method, the driving state data is collected based on the original hardware of the vehicle, the dynamic visual driving process is constructed through the animation generation algorithm, the visual guidance animation is generated, the visual marker dynamically changes along with the driving state of the vehicle, visual perception of passengers can be accurately guided to be consistent with vestibular perception, and carsickness reaction is effectively relieved.

A plurality of different visual markers are deployed on a field. The markers include a target marker identifying a portion of the field that has a target of material to be applied to the field and a non-target marker identifying a portion of the field that does not have a target. An on-machine target identification system sense targets as an agricultural machine travels over the visual markers to identify targets in the field. An image processing adjustment controller correlates identified targets with the visual markers to determine an accuracy of the target identification system. An action signal is generated based upon the identified accuracy of the target identification system.

The application discloses a sensitive data operation real-time identification and automatic correction method based on a data development IDE, and belongs to the technical field of big data. Through a plug-in mechanism deeply integrated in the data development IDE, the SQL statements written by developers are monitored and analyzed in real time, and sensitive fields and their levels are automatically identified in combination with an enterprise-level sensitive data knowledge base. The system intelligently matches disposal strategies according to user roles, running environments and sensitive levels, and gives risk prompts in the editing interface in the form of visual markers. Users can trigger automatic correction by one key, replace plaintext sensitive fields with predefined safe function calls, and realize the compliance reconstruction of SQL statements. The whole process is completed in real time in the development stage, forming a closed loop from risk identification, strategy matching, interface prompting to automatic correction and audit tracing, and effectively improving the endogenous safety level and development efficiency of the data development link.

The invention provides a software interface defect detection method and device based on visual marking and thinking chain prompt, and relates to the field of artificial intelligence. The method comprises the steps of obtaining multi-state UI data of a target application program in different interface display states; preprocessing the component information file set data to filter redundant component data; constructing an adjacency relation graph, and traversing the adjacency relation graph based on a deep optimization algorithm to output a component level view sorted according to the adjacency relation; drawing a visual mark set based on the UI screenshot set data; constructing a structured text description, and inputting the visual mark set and the structured text description into a multi-modal large model; and executing software interface defect detection through the multi-modal large model based on a thinking chain prompt mechanism and outputting a defect detection result. The problem that false detection and missing detection are easily generated in a complex scene due to the fact that a traditional static feature extraction method cannot effectively capture a defect mode caused by dynamic changes of a UI component is solved.

This invention discloses a method for hoisting steel anchor boxes with variable spacing for cable-stayed bridge towers across the sea, belonging to the field of bridge engineering. To address the challenges of short working windows at sea and the low precision, efficiency, and slowness of traditional methods, this invention constructs an integrated intelligent hoisting system. By deploying visual markers and positioning anchor points on the tower columns and steel anchor boxes, and combining differential satellite positioning, inertial measurement units, and other multi-source sensors, the precise pose of the steel anchor boxes is calculated in real time under a unified spatiotemporal reference. Artificial intelligence algorithms are used to predict the dynamic trajectory of sea conditions, the ship's hull, and the hoisting process, and a model predictive controller generates crane linkage compensation commands to dynamically suppress wind and wave disturbances. During the near-field installation phase, the system performs trajectory fine-tuning and anti-collision control based on a segment gap database; finally, a three-way hydraulic jack completes millimeter-level precise alignment and locking. This invention achieves an integrated closed loop of perception, prediction, control, and fine-tuning, significantly improving installation accuracy and efficiency, and shortening the time spent at sea.

This invention provides an underwater immersed tube positioning and monitoring method, a docking monitoring method, and related equipment. By pre-setting a black and white checkerboard pattern on the immersed tube and using an underwater robot equipped with a binocular camera to photograph and identify the checkerboard pattern, reliable calculation of the immersed tube's position and attitude can be achieved in complex underwater environments. Compared to existing assisted positioning methods using active laser targets, this invention utilizes a black and white checkerboard pattern as a passive visual marker, which has the advantages of simple structure, low manufacturing cost, convenient deployment, and no need for retrieval. It can effectively reduce the investment in underwater construction auxiliary equipment and work processes. Combined with underwater robot operations, it can also reduce the risks of manual underwater operations and improve the safety, practicality, and engineering economy of immersed tube positioning and monitoring.

The application relates to the technical field of computer vision, in particular to a three-dimensional positioning method and system of array elements, wherein the method comprises the following steps: acquiring a multi-view high-bit-depth gray image frame sequence of an array element to be measured; completing dynamic range conversion from high-bit-depth to low-bit-depth through adaptive bit-depth mapping enhancement; performing primary detection on the low-bit-depth image to obtain a candidate coded visual marker and a corresponding ROI region; performing local mapping enhancement on each ROI region to obtain an enhanced ROI image; performing secondary precision detection on the enhanced ROI image to output a target coded visual marker containing a target corner point and a single-frame pose; determining a corner point observation covariance according to the ROI dynamic range; constructing an incremental factor graph taking the single-frame pose as a state quantity and taking a re-projection error as an observation constraint, establishing an adaptive noise-weighted multi-frame joint optimization target; and performing optimization solving based on the optimization target to obtain three-dimensional coordinates of the array element in a world coordinate system. Through the application, the precision, consistency and real-time performance of three-dimensional positioning of the array element are improved.

An intelligent Office file comparison method based on structured mapping and hierarchical detection comprises the steps that format recognition and analysis are conducted on a source Office file and a target Office file through a dual-mode self-adaptive analysis engine, worksheet information and cell metadata in the files are extracted, and a file analysis result containing a worksheet set and a cell metadata set is obtained; establishing a mapping relationship for the worksheet set in the file analysis result to obtain a structured mapping relationship; based on the structured mapping relationship, calling a cell metadata set in the file analysis result, and performing difference detection on the worksheet to obtain a difference detection result; for a difference detection result, retaining an original file format by adopting a style cloning model to obtain a cloning style consistent with an original style; superposing the difference mark pattern based on the clone pattern to generate a non-destructive visual mark; and performing fragmentation aggregation and data splicing processing on the marked file data to form a complete comparison result file so as to update a file storage record.

The invention provides a vehicle parking floor estimation method and device, a vehicle and a storage medium. Specifically, through cooperative processing of satellite positioning signal vanishing points and ramp features, a stable reference system for absolute height calculation in the parking lot is established. Specifically, an absolute altitude reference which is not influenced by the environment is provided for a vehicle by utilizing signal vanishing point matching, so that a height accumulative error caused by integral operation of an inertial navigation system is fundamentally eliminated; the height change calculation is strictly limited in the ramp section between the slope entering point and the slope exiting point, so that the error introduction of invalid integration in a flat ground area is avoided, and the measurement precision of the relative altitude height is remarkably improved; finally, it is ensured that the vehicle can reliably determine the absolute altitude and the floor where the vehicle is located independent of the visual marker at any time, and therefore continuous and accurate space position information is provided for the automatic driving function.

1. Name of the product in this design: Search history interactive area for displaying search history and interactive graphical user interface of electronic device. 2. Purpose of this design: An electronic device. 3. The key design features of this product are: the parts in the graphical user interface, and the parts not marked with dotted lines are the parts for which protection is required. 4. The image or photograph that best illustrates the design's key points: Design 2 main view. 5. Design 2 is designated as the basic design. 6. Purpose of the graphical user interface: The overall appearance design of the interface is used to display intelligent search results with map location markers, visual markers of historical search records, intelligent switching of search record data, and other interactive features. The partial appearance design of the interface is used to display intelligent search results, visual markers of historical search records, intelligent switching of search record data, and other interactive features. 7. Human-computer interaction method of graphical user interface: In the main view of Design 1, the map displays the current search result location marker, the historical search record location marker, and the grayed-out location marker of the previous round of browsing. The scattered dots are the historical search record markers. Users can click on any dot in the historical search record to switch to display the previous round of search records; they can click on the arrow in the floating layer to view more search result sources, and they can also press and hold the control at the bottom of the interface to perform multiple rounds of voice search. In the main view of Design 2 (the top of the interface displays the current search result location marker, multiple rounds of historical search record location markers, and the grayed-out location marker of the previously viewed location, with scattered dots representing historical search record markers), when the user clicks on the dot marker of any historical search record in a certain round, the location marker of the corresponding historical search in that round is switched to be displayed. The locations of other search records remain displayed as dots, and the previously viewed locations are switched to grayed-out locations with a "viewed" label, presenting the interface change from the main view of Design 2 to the interface change state diagram of Design 2. In the main view of Design 3, when the user presses and holds the control at the bottom of the interface, the next round of voice content input is initiated, presenting the interface change from the main view of Design 3 to the interface change state shown in Figure 1. When the user releases their finger after inputting new voice content, an information search request is issued. The search results area at the top of the screen is grayed out, showing the interface changes from Design 3 Interface Change State Figure 1 to Design 3 Interface Change State Figure 2. The bottom of the interface then displays the new search results, while the position of the previous search results at the top of the interface is switched to a dot marker (viewed positions are grayed out and retained), and the position information of the new search results is displayed, presenting the interface changes from Design 3 Interface Change State Figure 2 to Design 3 Interface Change State Figure 3. The human-computer interaction description in Figure 3, which shows the change in state from the main view of Design 4 to the interface of Design 4, is the same as that in Figure 3, which shows the change in state from the main view of Design 3 to the interface of Design 3. In the interface change state diagram 3 of Design 4, when the user presses and holds the control at the bottom of the interface, the next round of voice content input state is entered, presenting the interface change from Design 4 interface change state diagram 3 to Design 4 interface change state diagram 4. When the user releases their finger after inputting new voice content, an information search request is issued. The search results area at the top of the screen is grayed out, and the interface changes from Design 4 Interface Change State Figure 4 to Design 4 Interface Change State Figure 5 are displayed. The bottom of the interface then displays the new search results, while the position of the previous search results at the top of the interface is also switched to a dot marker (the viewed positions are grayed out and retained), and the position information of the new search results is displayed, presenting the interface changes from Design 4 Interface Change State Diagram 5 to Design 4 Interface Change State Diagram 6.

The invention discloses a mark generation method and device, electronic equipment and a program product, and relates to the technical field of man-machine interaction, and the method comprises the steps: displaying an interaction sub-interface and a map scene sub-interface; in response to the received interaction content input by the user, displaying the interaction content in the interaction sub-interface; identifying at least one target location from the interaction content in the interaction sub-interface; and adjusting a map display range in the map scene sub-interface, and generating a first location mark corresponding to the at least one target location. Through real-time analysis of the interaction content, the target location in the interaction content is automatically converted into the visual mark in the map scene, and intelligent linkage of the interaction information and the scene map is realized, so that the operation cost of manually positioning the target location by a user is reduced.

The present invention relates to the technical field of electronics. Disclosed are an unmanned aerial vehicle inspection control method and apparatus, a device, and an unmanned aerial vehicle inspection apparatus. In the method provided by the present invention, a controller in the unmanned aerial vehicle inspection apparatus acquires ranging information and / or image information of a visual marker during an inspection process, and generates movement control information on the basis of the ranging information and / or the image information of the visual marker and position information of a plurality of hovering points in a preset inspection route, to control the unmanned aerial vehicle inspection apparatus to sequentially move to the hovering points according to the inspection route, so as to implement inspection. Without relying on GPS positioning information, and without relying on wireless communication during flight, internal positioning of a wind turbine unit and autonomous inspection path planning can be implemented by only relying on the ranging information and / or the image information of the visual marker collected by the apparatus, thereby overcoming the technical problem of autonomous inspection by an unmanned aerial vehicle in a closed space, implementing autonomous inspection of the interior of the wind turbine unit, significantly reducing the workload of manual inspection, and improving the inspection quality and efficiency.

The present application relates to the technical field of robot control, in particular to a visual servo docking method, device, equipment and medium. The infrared visual marker of the present application is not affected by external environmental light, so that even if the external environmental light changes, high-quality images can still be collected, so that the position of the leader robot can be accurately located based on the high-quality images. Moreover, the present application considers disturbance data when calculating the control information required to be applied to the follower robot, so that the follower robot can overcome external interference under the action of the control information, thereby enabling the follower robot to accurately complete docking with the leader robot.

The application discloses a kind of unmanned aerial vehicle phased autonomous landing methods for air-ground cooperation, belong to artificial intelligence and robot field.This method includes the first stage based on trajectory tracking fast landing, and the second stage based on visual servo precision landing.First stage uses an improved environment adaptive weighting ant colony algorithm (EAW-ACO) to carry out global path search, and combined with Minimum Snap method generates smooth, safe flight trajectory, guide unmanned aerial vehicle to quickly drop to unmanned vehicle platform nearby.When unmanned aerial vehicle enters the landing area of pre-set, second stage uses the servo control based on visual marker, realizes high-precision terminal alignment and landing.The application has the unique advantage of fast landing in front and accurate docking in the end by the organic combination of two-stage control strategy, provides key technical support for unmanned aerial vehicle-unmanned vehicle air-ground cooperation and cluster continuous operation, has wide application prospect in intelligent warehousing, autonomous inspection and other fields.

The invention relates to the technical field of medical image processing, in particular to a visual positioning method and system for a cervical treatment area, and the method comprises the steps: collecting a current video frame of the treatment area; carrying out multi-dimensional quality detection on the current video frame and carrying out weighted calculation to obtain a quality score; when the quality score is greater than a preset first threshold value, determining that the key frame is a treatment area key frame; boundary position coordinates of the treatment area are obtained through recognition according to the key frame of the treatment area and are converted into visual marks, and the visual marks and video stream frame images corresponding to the timestamps are overlapped to obtain a positioning reference picture; and in the real-time video stream updating process, if the continuous quality score of the treatment area key frame is lower than a preset second threshold value, selecting a new treatment area key frame from the subsequent video frames, and updating the positioning reference picture. According to the invention, by introducing the multi-modal imaging data fusion and dynamic weight distribution strategy, the key frame which can reflect the state of the treatment area most truly is screened out, and the positioning accuracy and the system stability are improved.

The invention provides a marking method and device for SVG construction drawings. The method comprises the steps that a pre-trained large language model is used for analyzing and recognizing construction scheme data to obtain structured information; analyzing the construction drawing in the SVG format, and extracting to obtain element attributes and transformation attributes; identifying construction system nodes, branch equipment and a connection relationship between the branch equipment and the construction system nodes from the element attributes; analyzing translation transformation and affine transformation in the transformation attributes, and calculating element coordinates of nodes of the construction system; generating different types of visual marks based on branch equipment, construction system nodes, a connection relation of the branch equipment and the construction system nodes and the element coordinates; and converting the visual mark and the structured information into a parameter instruction set, and merging the parameter instruction set into the construction drawing in the SVG format to obtain a marked target construction drawing. Therefore, the problems that a traditional method is limited in processing capacity, insufficient in industry adaptability, low in marking precision, difficult in system integration and the like are solved.