305 results about "Multiple markers" patented technology

Systems and methods for stereotactic localization of components include a system for stereotactic localization of a component during a surgical procedure. In some cases, the system includes one or more of an instrument, a plurality of markers disposed on the instrument, one or more sensors configured to detect a position of each of the markers, and an output device. In some cases, the system is configured to calculate a digital 3-dimensional array based on the position of at least some of the plurality of markers, compute a location of the instrument, and communicate the location of the instrument to a user of the system through the output device. Other implementations are described.

A tracker for a surgical navigation system is provided. The tracker includes one or more markers for determining a position of the tracker and an attachment element configured to releasably attach the tracker to a surgical tool. The attachment element includes an opening for receiving the surgical tool, wherein the opening defines a longitudinal axis. The one or more markers are coupled to the attachment element so as to be symmetrically arranged with respect to the longitudinal axis.

A method, performed by an electronic device, of training a generative model, the method including: obtaining a first label for an input sequence; generating a second label from the first label using a plurality of markers comprising information on a distance between a respective marker from the plurality of markers and an end point of the first label; training the generative model based on the input sequence and the second label; and modifying one or more parameters of the generative model based on the training of the generative model.

Examples of the present disclosure relate to a computer-implemented method, an apparatus, and a computer program for extrinsic calibration of one or more cameras with respect to a reference coordinate system, and to various methods, apparatuses, and computer programs for using information on a pose of a reference plane being determined as part of the extrinsic calibration. The computer-implemented method for extrinsic calibration of one or more cameras with respect to a reference coordinate system comprises obtaining one or more images from one or more cameras, with each camera having a field of view, wherein each image shows an observation of at least one marker of a plurality of markers, wherein the plurality of markers are co-planar with respect to a reference plane, estimating, for the one or more cameras, a transformation between a respective camera coordinate system and the reference coordinate system based on an estimated pose of the at least one marker observed in the field of view of the camera relative to the camera coordinate system, estimating a pose of the reference plane with respect to the respective one or more camera coordinate systems based on a pre-defined or estimated pose of the reference plane with respect to the reference coordinate system and based on the estimated transformations between the one or more camera coordinate systems and the reference coordinate system, estimating planar poses of the plurality of markers with respect to the reference plane, and simultaneously adjusting the planar poses of the plurality of markers and the pose of the reference plane with respect to the respective one or more camera coordinate systems by iteratively reducing an error between a reprojection of the plurality of markers into the respective one or more camera coordinate systems and the position of the respective markers in the images.

According to one embodiment, an apparatus is disclosed. The apparatus includes an endoscopic clip placement tool and one or more marking clips attached to a specimen mass by the clip placement tool to mark a margin and orientation of the specimen mass. A specimen marking clip is also provided that is adapted to selectively attach to tissue inside of a patient and corresponding tissue that has been excised from the patient for analysis. Sutures may be associated with the clips to help ensure correct in vivo and ex vivo sample orientation. In vivo clips may remain in the patient's body if necessary.

A user interface for a surgical system is configured to proceed through a plurality of modes and display a current mode among the plurality of modes. Each of the plurality of modes is associated with one or more sub-modes, and the user interface is configured to proceed through the plurality of modes and the plurality of sub-modes in sequence. The user interface is configured to automatically generate an image from an image source for each of the modes and sub-modes and overlay one or more markers on the image along with instructions to the user. The user interface is configured to provide a control panel comprising plurality of frequently used user inputs below a centerline of a display for ergonomics, and to highlight a current mode of the sequence on a display relative to the other modes to show progression through the sequence of modes.

The invention relates to a steel roof supporting structure safety monitoring method and system based on visual identification, and belongs to the field of constructional engineering, and the method comprises the steps: building a finite element model of a steel roof supporting structure; according to nodes of the finite element model, monitoring points are selected on the steel roof supporting structure; the real-time displacement of a monitoring point is obtained through visual recognition, and the method comprises the steps that a marker dynamically adaptive to the environment is arranged on the monitoring point; collecting and identifying a plurality of marker images through a calibration camera, and obtaining real-time displacements of a plurality of monitoring points; adjusting a real-time displacement alarm threshold value of the monitoring point according to the real-time working condition When the real-time displacement of any monitoring point exceeds the corresponding alarm threshold value, an alarm signal is sent out. The monitoring efficiency is improved, the method is suitable for various field illumination environments, the real-time displacement of a monitoring point can be obtained more accurately and timely, corresponding alarm threshold values can be set after the stress data of the steel roof supporting structure changes under different working conditions, and more effective safety monitoring is achieved.

Methodology for mapping and localizing articles in an intralogistics environment (e.g. a chaotic warehouse) employs a camera, a computer connected to the camera, and a plurality of markers at articles and / or storage locations. The computer is configured to search for markers in captured images and to estimate the pose of at least one identified marker relative to the camera. The marker includes an ID section and a detection feature. The computer calculates the position and / or orientation of such identified marker or the position and / or orientation of the camera, reads the ID section, calculates an object ID, and enters the position and / or orientation of the identified marker and the object ID into a marker database. Further, a light pointer configured to point to a selected item is mounted together with the camera on a pan-tilt head configured to change the light pointer's orientation in at least two axes.

According to the scanning device and the tracking type three-dimensional scanning equipment, the scanning device comprises a frame and a plurality of mark islands, the mark islands are arranged on the periphery of the frame and connected with the frame, at least two mark points in each mark island can be recognized by a tracking device at the same time, the diameter of each mark point is set to be D, and D is larger than or equal to 10 mm and larger than or equal to 25 mm. When the scanning device is applied to the tracking type three-dimensional scanning equipment and works, the at least two marking points on the marking island are easier to identify by a tracking device, so that on one hand, the scanning test distance of the scanning device during working can be increased, and the scanning test space can be expanded; and on the other hand, the scanning precision of the scanning device during working can be improved.

To provide a method, a system and software for training a model for phenotyping subjects with respect to a medical condition.SOLUTION: A method includes generating a plurality of labeling functions with respect to a medical condition. Each of labeling function within the plurality of labeling functions includes comprises a corresponding set of one or more criteria that, when satisfied, indicate presence or absence of the medical condition. The method also includes assigning, to each medical record in a first plurality of medical records, a corresponding label indicating a status of the medical condition by evaluating first information from the respective medical record using an ensemble model comprising the plurality of labeling functions to obtain as output from the ensemble model prediction for the status of the medical condition, wherein the evaluating comprises natural language processing of at least a portion of each medical record.SELECTED DRAWING: Figure 2E

The invention discloses a spacing-adjustable transplanting machine based on planting, and relates to the technical field of existing agricultural machinery equipment, the spacing-adjustable transplanting machine comprises a transplanting mechanism, the transplanting mechanism comprises a plurality of storage boxes, auxiliary blocks and a plurality of cameras, the top of each mounting block is additionally provided with a second electric push rod, and the telescopic end of each second electric push rod is additionally provided with an auxiliary wheel. A group of first springs are fixed between each moving block and the corresponding top plate, a plurality of marking labels are placed in each storage box, and a plurality of motors are additionally mounted in grooves in the tops of auxiliary blocks. Therefore, the situation of seedling leakage during later manual seedling filling is avoided, blank zones in a planting area are avoided, the yield of unit area is guaranteed, and the use efficiency of a transplanter in modern agricultural machinery equipment is improved.

A method for preparing data for identifying analytes in a sample, in which in an experiment one or more analytes are colored with markers in multiple coloring rounds, the markers in each case being specific for a certain set of analytes, detecting the multiple markers using a camera, which for each coloring round generates at least one image containing multiple pixels and color values assigned thereto, the image including colored signals and uncolored signals, wherein a colored signal is a pixel having a color value that originates from a marker, and an uncolored signal is a pixel having a color value that is not based on a marker, and storing the color information of the particular coloring rounds for evaluating the color information.

To detect a disconnect of a camera or a reference object, even when the reference object can move.SOLUTION: A person re-identification system comprises at least one camera that generates a ranging image by imaging and ranging at least a part of re-identification area including at least one of a plurality of markers for defining a person re-identification area, and a management device that performs face re-identification of a person passing through the re-identification area by using the ranging image. The management device determines which of the marker and the camera deviates from an initial state, by using the ranging image.SELECTED DRAWING: Figure 1

Systems and methods for imaging and, in some instances, analyzing biological samples such as biological tissue are described. The systems and methods may be directed to the interrogation of biological samples labeled with multiple markers (e.g., fluorophores and / or chromophores) corresponding to various biomarkers and / or cellular or subcellular structures within the sample. Some such systems and methods may combine certain optics (e.g., configurationally-fixed optics for fluorescence imaging and / or actuatable filters for chromogenic imaging) with multi-color sensors (e.g., RGB sensors) to facilitate the imaging and analysis of a sample. The systems and methods may also promote advantageous techniques for segmenting images of components of the biological sample. In some instances, the methods can assist users (e.g., pathologists) in scoring samples for indications such as diseases. The systems and methods may, in some instances, promote economical, accurate, and / or higher-throughput imaging and analysis of the sample.

A method comprising introducing, at a first time, a sample containing a plurality of analytes and a plurality of isoelectric point (pI) markers in a conductive medium into a capillary, each pI marker from the plurality of pI markers having a known isoelectric point from a plurality of isoelectric points, the plurality of pI markers including a subset of pI markers, each pI marker from the subset of pI markers being configured to be excited by light of a wavelength within a known excitation range of wavelengths to emit a non-native fluorescence signal at a wavelength within a range of emission wavelengths; separating, at a second time after the first time, the plurality of pI markers and at least a subset of the plurality of analytes, each pI marker and each analyte being focused according to their isoelectric points, by applying a voltage across the capillary; eluting a portion of the sample that includes at least one of an analyte from the plurality of analytes or a pI marker from the subset of pI markers into a well at a third time after the second time; probing the portion of the sample including the at least one of the analyte or the pI marker from the subset of pI markers with light within the known excitation range of wavelengths to cause the pI marker to emit the non-native fluorescence signal; and detecting the non-native fluorescence signal indicating a presence of the pI marker in the portion of the sample.

To provide a marking device that can make a marking on an arbitrary position of a columnar member, accurately with good operability.SOLUTION: A marking device is provided with a main body 10 comprising a through-hole 13, a plurality of marking members 30 stored inside the main body 10 to sandwich the through-hole 13, and an operating part that moves the plurality of marking members 30 toward a center of the through-hole 13. The marking members 30 may be openable / closable types and also movable types, which can make a marking on a surface of a columnar member inserted through the through-hole 13.SELECTED DRAWING: Figure 6

The invention provides an alignment method, semiconductor production equipment and a computer readable storage medium, and the method comprises the steps: dividing a plurality of alignment marks on a substrate into a plurality of mark groups, each mark group comprises at least one alignment mark, and the alignment marks of each mark group are arranged according to a preset rule; at least part of alignment lenses of the alignment device are controlled to move, so that each alignment mark of any mark group can correspond to one alignment lens; controlling the alignment device and / or a workpiece table for bearing the substrate to move, so that the alignment device aligns the alignment marks of the mark groups in sequence; when alignment is carried out on the alignment marks of any mark group, each alignment mark of the corresponding mark group is located below the corresponding alignment lens, so that the alignment device completes alignment operation of all the alignment marks in one mark group at the same time, and the yield of semiconductor production equipment applying the alignment method is improved.

The invention relates to a microfluidic device (1) for automatic microscopic imaging of bioorganisms, wherein the device (1) comprises a plurality of chambers (2) configured to receive individual bioorganisms, wherein the microfluidic device (1) comprises an alignment portion (3) arranged at a predetermined position and orientation with respect to the chambers (2), wherein the alignment portion (3) comprises a plurality of markers arranged in a pattern (5), wherein the markers (4) of the pattern (5) are arranged with respect to a central point (6) of the pattern (5) such that for any position of a field of view comprising only a fraction of the pattern (5), an automatic centering procedure of the field of view toward or to the central point (6) of the pattern (5) is derivable. The invention further relates to microscope systems for automatic microscopic imaging of bioorganisms, a method for automatized microscopic imaging of bioorganisms using a microscope system, a computer program as well as a method for manufacturing the microfluidic device (1) for automatic microscopic imaging of bioorganisms.

This application belongs to the field of computer vision and optical measurement technology, specifically disclosing a point cloud stitching method and apparatus based on monocular pose prior marker matching. The method includes: calculating the pose of multiple markers extracted from left and right camera images, determining the normal vector and three-dimensional coordinates of each marker's circular cross-section in its respective camera coordinate system; transforming the three-dimensional coordinates and corresponding normal vectors of each marker in either the left or right camera image to the other camera coordinate system for marker point registration between the left and right camera images; the circular cross-section is a circular cross-section in three-dimensional space with the origin of the camera coordinate system as its vertex, passing through the elliptical curve where the marker is located; and stitching the three-dimensional point cloud of markers based on the marker point registration results of the left and right camera images. This application can significantly improve the accuracy of binocular stereo marker matching and the system's anti-interference capability in complex industrial scenarios.

The invention discloses a biomolecule interaction detection system and method based on optical weak measurement and a double-antibody sandwich structure. High-sensitivity label-free detection is realized by integrating an optical weak value amplification technology and immune sandwich analysis. The system comprises a light source module, a polarization regulation and control module, a sensor module, an imaging module and a data processing module. The surface of a prism of the sensor module is fixedly coated with an antibody, interface refractive index change is triggered by forming a sandwich structure with an antigen and a detection antibody, and the interface refractive index change is converted into a light intensity signal through a weak value amplification effect and is captured in real time. The system eliminates environmental interference by utilizing differential signal processing, verifies data stability in combination with multiple independent experiments, has a detection limit of 6.29 ng / mL (AFP), has strong specificity and supports synchronous detection of AFP, CEA and CA15-3 multiple markers. The method does not need to mark molecules, has the advantages of high sensitivity, high flux and low cost, and provides an efficient solution for early screening of cancers.

The present invention provides a method of setting an alignment mark and a processing apparatus that automatically adjusts the range of a designated mark to set an alignment mark. The method of setting an alignment mark has the following steps: a photographing step of photographing one or more marks formed on the front side of a wafer; an information acquisition step of acquiring information on the respective circumscribed rectangles of the one or more marks photographed; a frame line adjustment step of moving the center of the circumscribed rectangle of one or more marks as a whole to the center of a quadrangular frame line, and automatically adjusting the position and size of the frame line with respect to the circumscribed rectangle in such a manner that the circumscribed rectangle is accommodated within the frame line and the interval between the circumscribed rectangle and the frame line is adjusted to a predetermined distance, according to whether one or more marks have been designated; and a registration step of registering the region inside the frame line whose size has been adjusted, which contains one or more marks, as an alignment mark in the processing apparatus.

The present invention discloses an automatic detection method for paper feed size. A plurality of marking points are marked on the paperweight and arranged along a paperweight direction different from the paper feed direction. The paperweight direction is different from a paper feed direction, and the automatic detection method for paper feed size includes the following steps: during a paper passing between the paperweight and an image sensor, controlling the image sensor to continuously sense the plurality of marking points of the paperweight to obtain a scanned image including a plurality of consecutive column images; determining a first side length of the paper based on a covering range of the plurality of marking points covered by the paper among the plurality of column images; and determining a paper size of the paper based on the first side length. The present invention senses a plurality of consecutive column images that can be combined into a scanned image during the paper passing between the paperweight and the image sensor, determines the side length of the paper based on the range of the plurality of marking points covered by the paper, and determines the paper size based on the side length. Thereby, the present invention can effectively detect the paper feed size without an additional sensor.

An autonomous robot localization system for managing a plurality of autonomous robots is disclosed. The autonomous robot localization system includes a plurality of rail paths including a plurality of markers, a plurality of autonomous robots, and a system controller. The plurality of rail paths is used for guiding the plurality of autonomous robots. The plurality of autonomous robots include a plurality of readers, and a plurality of robot controllers. The plurality of readers include a plurality of sensors The plurality of robot controllers generate a plurality of marker patterns for corresponding marker based on assigned presence and absence status of the plurality of marker bits. The system controller manages movements of the plurality of autonomous robots based on a plurality of commands sent to the plurality of robot controllers.

Described herein are methods and systems for training image to image translation machine-learning models, wherein the image to image translation machine-learning models are trained using unpaired images. The trained image to image translation machine-learning models can be used to digitally identify markers of a fluorescent image depicting a plurality of markers in a single color channel from a single fluorophore and / or enhance a fluorescence image.

are disclosed herein. One embodiment of a virtual assistant enhancement system includes a plurality of markers installed in a vehicle in a corresponding plurality of different locations. The system activates, via a generative artificial intelligence (AI)-based virtual assistant of the vehicle, one or more of the plurality of electronic markers. The system also refers to the one or more activated electronic markers in instructions communicated to a user by the generative AI-based virtual assistant to assist the user in performing a task pertaining to the vehicle.

An assembly for processing meat travelling along a path of travel and including a marking roller disposed transverse to the path of travel and including at least one but preferably a plurality of marking sections rotatable with the marking roller. Each of the marking sections includes at least one marking member rotatable therewith and extending outwardly therefrom into penetrating relation to meat passing along the path of travel. Penetration of each marking member into the meat produces a mark such as, but not limited to an alpha-numeric character corresponding in configuration to that of the penetrating marking member. A plurality of marking members may be mounted on one or more of the marking sections such that the meat will have a multi-character mark formed thereon as the marking members sequentially penetrate the meat during rotation of the marking roller and passage of the meat along the path of travel.

The present application provides a kind of edible marking device (1), it has: conveying device (20) of conveying edible;Detection part (210) of detecting edible;And the laser processing part (220) of forming mark pattern in edible by the scanning of laser, conveying device (20) sequentially conveys edible to detection part (210) and laser processing part (220), wherein, detection part (210) shoots edible and obtains direction information about the direction of this edible, laser processing part (220) is pre-stored in storage part with different direction information respectively associated with multiple mark order information about the formation order of mark pattern, according to the mark order information extracted from storage part based on the direction information obtained by detection part (210), mark pattern is formed in edible.

An anomaly detection system, an anomaly detection method, an electronic device and a storage medium are provided, which relates to the field of artificial intelligence. The anomaly detection system includes a plurality of markers. The plurality of markers are different from each other and correspond to different anomaly detection operations. A log line of a target system may be detected from different dimensions by using the plurality of markers, and marker tokens generated by different markers are obtained. In addition, the anomaly detection system further includes a model marker. The model marker may combine the marker tokens respectively generated by each marker into a token sequence and perform anomaly detection on the token sequence by using a pre-trained neural network model to obtain an overall anomaly score of the target system within a preset time period.

This application provides a method, apparatus, device, and computer-readable storage medium for displaying media content. The method includes: displaying media content and a browsing progress bar for the media content in a content display interface of the currently logged-in account; displaying the browsing progress of the media content in the browsing progress bar, and displaying multiple markers that correspond one-to-one with content segments in the media content; wherein the content segments are matched with the interest characteristics of the user corresponding to the currently logged-in account, and are obtained by filtering target content in the media content; during the display of media content corresponding to the browsing progress, when a trigger operation is received for a target marker in the browsing progress bar, the displayed content is redirected to the content segment corresponding to the target marker. This application enables rapid redirection to content segments of interest to the user, improving human-computer interaction efficiency.

A control device includes a processor. The processor is configured to instruct a projection device to project a first image including a plurality of markers for adjusting a projection position, perform a first detection process of detecting the plurality of markers based on first captured image data that is obtained by capturing a projection image of the first image, and perform a second detection process of detecting, in a case where there is an undetected marker that is not detected in the first detection process, at least the undetected marker.