Abstract: Disclosed is a high-precision dynamic real-time 360-degree omnidirectional point cloud acquisition method based on fringe projection. The method comprises: firstly, by means of the fringe projection technology based on a stereoscopic phase unwrapping method, and with the assistance of an adaptive dynamic depth constraint mechanism, acquiring high-precision three-dimensional (3D) data of an object in real time without any additional auxiliary fringe pattern; and then, after a two-dimensional (2D) matching points optimized by the means of corresponding 3D information is rapidly acquired, by means of a two-thread parallel mechanism, carrying out coarse registration based on Simultaneous Localization and Mapping (SLAM) technology and fine registration based on Iterative Closest Point (ICP) technology.

Abstract: A thermal imaging apparatus comprising: a thermal detector device (100) comprising an array of thermal sensing pixels (102) and signal processing circuitry (104) coupled to the detector device (100). The circuitry (104) supports a background identifier (110) and a pixel classifier (112), the background identifier (110) comprising a common intensity identifier (114) and an expected background intensity calculator (116). The background identifier (110) receives pixel measurement data captured by the detector device (100) in respect of pixels of the array (102) and the common intensity identifier (114) identifies a largest number of substantially the same pixel intensity values from the pixel measurement data. The expected background intensity calculator (116) uses the largest number of substantially the same pixel intensity values to generate a model of expected background intensity levels.

Abstract: Methods and systems are provided that include obtaining first camera images of a parking location before a vehicle is parked at the parking location; obtaining second camera images of the parking location after the vehicle is parked at the parking location; and detecting, via a processor, a fluid leak for the vehicle based on a comparison of the first camera images and the second camera images.

Abstract: A virtual LiDAR sensor system fora motor vehicle includes a plurality of camera modules and algorithms that generate a depth image, a RGB image, and a segmentation information image. The system is implemented with an algorithm that associates the backscattered signals with information from a color-reflectivity table, incident angle determination and depth information.

Abstract: Video processing methods and apparatuses implemented in a video encoding or decoding system with conditional secondary transform signaling. The video encoding system determines and applies a transform operation to residuals of one or more transform blocks to generate final transform coefficients, and skip signaling a secondary transform index if a position of a last significant coefficient in each considered transform block is less than or equal to a predefined position; otherwise, the video encoding system signals a secondary transform index according to the transform operation.

Abstract: Disclosed is an electronic device. The electronic device comprises: a first image sensor and a second image sensor; and a processor which alternately performs a first image capture mode, in which a plurality of captured images are acquired by controlling the respective exposure times of the first image sensor and the second image sensor differently, and a second imager capture mode, in which a plurality of captured images are acquired by controlling the respective exposure times of the first image sensor and the second image sensor identically, identifies an object by using the plurality of captured images acquired in the first image capture mode, and acquires distance information about the identified object on the basis of the plurality of captured images acquired in the second image capture mode.

Abstract: A sealable housing for an optical scanner includes at least one surface operable to float with respect to other housing surfaces. An O-ring can be situated about a perimeter of a lid an inserted into a container to define a sealed volume. The lid can serve to remove heat while one or more container surfaces are used to establish optical axis directions for one or more optical systems.

Abstract: A intelligent long-distance infrared fill-light set for illuminating a predetermined target range at least 500 meters away cooperates with an infrared image-acquisition equipment to obtain an image of an illuminated-object, and includes: infrared fill-lights each including an optical lens, optical axis passing through a focus, infrared light sources emitting an infrared beam having a main beam angle, to generate a substantial overlapping area and at least one non-overlapping area when illuminating to the predetermined target range; enabling devices that enable light sources; and a control unit receiving image data acquired by the infrared image-acquisition equipment, for calculating and adjusting the enabling device to locally strengthen or weaken the substantial overlapping area and/or non-overlapping area.

Abstract: Systems and methods described herein provide for monitoring of video streaming events. Techniques disclosed include rendering a first omnidirectional video associated with a first viewpoint. In response to a request to access an omnidirectional video associated with another viewpoint, a time of the request and information identifying the other viewpoint is recorded. Techniques disclosed also include identifying a time of switching into rendering of a second omnidirectional video associated with a second viewpoint, and reporting a viewpoint switching latency, representing a difference between the identified switching time and a recorded request time associated with information identifying the second viewpoint.

Abstract: The subject matter of this specification can be implemented in, among other things, methods, systems, computer-readable storage medium. A method can include receiving, by a processing device, image data including one or more image frames indicative of a current state of a drive-thru area. The processing device determines a vehicle disposed within the drive-thru area based on the image data. The processing device receives order data with a pending meal order. The processing device determines a first association between the vehicle and the pending meal order based on the image data. The processing devices determine a meal delivery procedure associated with the based on the association between the vehicle and the pending meal order. The processing device performs may perform the meal delivery procedure. The processing device may provide the meal delivery procedure for display on a graphical user interface (GUI).

Abstract: The present disclosure includes systems, devices, and methods for identifying, detecting, and/or tracking rail features. In some aspects, a system includes a camera and a computer having at least one memory, at least one processor configured to receive a plurality of images from the camera, and for each of the images: assigning a location identifier and identifying one or more rail features that correspond to one of a plurality of predetermined rail features. In some systems, the at least one processor is configured to determine a location of each of the one or more identified rail features.

Abstract: A platform gauge instrument and a platform gauge measuring method based on a photogrammetric principle are provided. According to the platform gauge instrument, measuring stations are arranged on both sides of a platform, and the measuring stations on both sides work together to ensure the acquisition of complete platform information. The measuring stations have automatic traveling capability to complete scanning of a whole platform, platform information obtained by the scanning is automatically resolved by a measuring system, and gauge dimensions such as a transverse dimension and a vertical dimension of a platform gauge are resolved through parameters such as object-space coordinates of platform edge points, a space equation of intersection lines of upper surfaces of rails and a measuring cross-section, and common tangent lines of the upper surfaces of two rails on the measuring cross-section, so that resident and real-time gauge high-precision detection of the platform is achieved.

Abstract: An image decoding method according to the present disclosure comprises deriving a first candidate intra prediction mode based on a first neighboring block of a current block; deriving a second candidate intra prediction mode based on a second neighboring block of the current block; constructing MPM (Most Probable Mode) list of the current block based on the first candidate intra prediction mode and the second candidate intra prediction mode; deriving an intra prediction mode for the current block based on the MPM list; and generating a prediction sample for the current block based on the intra prediction mode, wherein the first neighboring block is a left neighboring block located at the lowermost side among neighboring blocks adjacent to a left boundary of the current block, and wherein the second neighboring block is an upper neighboring block located at the rightmost side among neighboring blocks adjacent to an upper boundary of the current block.

Abstract: A method and apparatus for encoding or decoding a video sequence includes applying a Cross-Component Linear Model (CCLM) to a video sequence, and applying an interpolation filter in the Cross-Component Linear Model (CCLM), wherein the interpolation filter is dependent upon a YUV format of the video sequence.

Abstract: An information processing system (2000) includes a camera (10), a polarization filter (20), a display device (30), and an information processing apparatus (200). The display device (30) includes a display screen (32), and an object (40) is placed on the display screen (32). The camera (10) has an image area in which the display screen (32) is included. The information processing apparatus (200) displays, on the display screen (32), a first display based on a captured image (12) generated by the camera (10). The polarization filter (20) is located between a lens of the camera (10) and the display screen (32) when the lens of the camera (10) faces the display screen (32).

Abstract: A navigation system for one or more vehicles located within a control volume includes: a first camera configured to observe the one or more vehicles and first, second and third reference points disposed within the control volume and having first, second and third known spatial positions, respectively, the first camera being further configured to produce a first output signal from observation of the observed vehicles and reference points; a second camera configured to observe the one or more vehicles and the first, second and third reference points, the second camera being further configured to produce a second output signal from observation of the observed vehicles and reference points; and a processor operatively connected with the first and second cameras and configured to determine a respective spatial position for each of the one or more vehicles from the first and second output signals.

Abstract: The disclosure refers to a method for correcting stitching problems in a rearview system, said rearview system comprising at least two cameras mounted on at least one external camera wing of a vehicle, with the at least one camera wing being configured to be moved between an operating position, in which each camera has a rearview for capturing an image, and at least one folding position, and at least one display configured for displaying at least one of the images captured by each of the at least two cameras as a composite image and a menu for correcting stitching problems, the method comprising the steps of determining a change from the at least one folding position to the operating position of the at least one camera wing; opening the menu for correcting stitching problems; and closing the menu either after correction or after receiving a signal to skip correction.

Abstract: Disclosed is an error correction unit enabling constant accurate measurement of a moving object by correcting an error attributable to a change in sensitivity of a thermal image sensor, a change in distance between a thermal image sensor and an object, or an ambient environment. Further disclosed is an object temperature detection device equipped with the same. The error correction unit includes a first arm member rotatably coupled to a thermal imaging camera unit, a heating element holder rotatably coupled to the first arm member, the heating element fixed to the heating element holder, and a temperature sensor configured to measure a temperature of the heating element. The heating element is positioned within an angle of view of the thermal imaging camera unit through rotational motion of the first arm member and the heating element holder.

Abstract: Methods and systems for detecting and monitoring defects in a sealing region of a container, including imaging at least part of the sealing region of the container using a camera operative at a wavelength in the range of 0.76 ?m-14 ?m; during and/or after the filling of the container with a filling material and prior to sealing of the container being completed; and identifying, based on at least one frame obtained from the imaging, defects in the sealing region.

Abstract: Methods for correcting for non-centred tool geometry in image data obtained by a conduit inspection tool are disclosed. Embodiments of the invention apply to inspection tools with one or multiple sideview cameras and to inspection tools with downview cameras. The methods include obtaining at least two overlapping images of the internal surface of the conduit using the tool, identifying one or more features common to at least a pair of the overlapping images, determining, based on the positions of the or each common feature, the position of the tool with respect to a longitudinal axis of the conduit, determining a correction function based on the position of the tool and applying the correction function to the image data. Methods for determining the dimension of a feature of interest on the internal surface of the conduit are also disclosed.