Abstract: Provided in the present invention are an interaction method and apparatus for a light field display, and a light field display system. The method includes: establishing a virtual object on a three-dimensional interaction interface, which is displayed by a target light field display, so as to map an interaction gesture of a user for the three-dimensional interaction interface; identifying the interaction gesture of the user for the three-dimensional interaction interface, and mapping the interaction gesture to the virtual object, so as to perform, on a target object in the three-dimensional interaction interface, an interaction operation corresponding to the interaction gesture; and adjusting the display content of the three-dimensional interaction interface on the basis of the interaction operation.

Abstract: A request to establish a communication session from an end point to a tenant of a computing services environment may be received from an external computing system managed by an external entity in accordance with a designated communication package definition configured by the external entity and defining access information for a designated communication channel outside of the computing services environment. An agent account of a plurality of agent accounts associated with the tenant may be determined based on routing configuration information specified in the designated communication package definition. The communication session may be established via the designated communication channel from the end point through the external computing system and the computing services environment to a first client machine authenticated to the agent account. One or more messages may be transmitted from the end point to the first client machine via the communication session.

Abstract: A high-activity blood coagulation factor XI mutant Ala570Thr (A570T), having nucleotide sequences as shown in SEQ ID NOs: 1-4 and an amino acid sequence as shown in SEQ ID NO: 5, is provided. The mutant is resistant to a physiological inhibitor thereof after being activated from a zymogen state to an active enzyme. Therefore, the mutant has a very high blood coagulation activity and a stronger catalytic ability for a non-physiological substrate; and the mutant is applied to the treatment of hemorrhagic diseases, and has good prospects in terms of gene therapy, gene editing and recombinant protein replacement treatments.

Abstract: Described herein are methods, systems and computer-program products for intra- and inter-gait classification for both symmetric and asymmetric gait patterns using images.

Abstract: A simple and efficient method for separating migrasomes from macrophages is provided. The method separates migrasomes having a diameter range of 0.5 micrometers (?m) to 3 ?m by intercepting through a filter and eluting through reverse filtration successfully. The separated migrasome has a vesicle-liked structure and wrinkles on its surface, and the separated migrasome has a diameter over 500 nanometers (nm). The separated migrasomes express their characteristic proteins PIGK, EOGT, and TSPAN4, but do not express specific markers TSG101 and ALIX of EVs, indicating that the separated migrasomes are a unique type of vesicles distinct from extracellular vesicles (EVs). The integrity of ribonucleic acids (RNA) carried by the migrasomes is not affected. The method for separating migrasomes from macrophages has the characteristics of simplicity, high efficiency, good controllability, good repeatability, and low cost, and large special equipment is not needed.

Abstract: A database system in a computing system may store data records communication contact information for accounts. A communication package repository may store a communication package definition configured by an external entity and defining access information for a communication channel outside of the computing system via an external computing system managed by the external entity. A tenant space may store packages installed for a tenant. A communication interface may expose a communication access service receiving from the external computing system a request to establish communication with the tenant from a remote computing device. An agent client machine interface may create a communication session between the remote computing device and an agent client machine authenticated to an agent account.

Abstract: The present disclosure provides a method and device for dynamic recognition of emotion based on facial muscle movement monitoring, including: obtaining muscle movement data on one side and continuous frame images on the other side; obtaining multiple emotional states related to emotions, associating each emotional state with its corresponding continuous frame images, associating each emotional state with the muscle movement data corresponding to the continuous frame images at the same location and at the same time, to form a training set, building an emotion recognition model; inputting the muscle movement data and continuous frame images obtained in real time into the emotion recognition model to obtain a corresponding emotional state. This method builds an emotion recognition model through muscle movement data and continuous frame image, and uses motion data to make up for the parts of small action images that cannot be collected, thereby obtaining accurate emotion detection results.

Abstract: In a joint movement device for selective flexion and extension of a joint, a tendon is disposed adjacent to the first and second joint members. A tendon securing device is secured to the second joint member, the tendon being secured to the tendon securing device. At least one phalange ring is secured to a joint member and includes a tending routing mechanism configured to route the tendon through the phalange ring. An actuator is coupled to the tendon and pulls the tendon inwardly to cause the joint to flex. An elastic member is coupled to the phalange ring and tendon securing device and applies an extension force thereto, thereby causing the joint to extend when the actuator releases the tendon.

Abstract: A communication session may be established via a designated communication channel from an end point through an external computing system and the computing services environment to a client machine authenticated to a database system account for an agent of a tenant of the computing services environment. The communication session may be established in accordance with a designated communication package definition configured by an external entity and defining protocol information for the designated communication channel. Messages may be sent from the client machine to the end point through the computing services environment via the communication session in accordance with the designated communication package definition. Transmitting the messages may include receiving an indication of an event detected at an event handler in a user interface component included in a user interface presented at the client machine.

Abstract: A housing assembly, a wearable device and an assembling method are provided. The housing assembly includes: a middle frame with an opening; a screen assembly that is located on the middle frame and covers the opening; an edge of the screen assembly provided with a stepped structure; an annular member that is disposed at the stepped structure of the screen assembly; a center of the annular member being aligned with a center of the opening; a connector that connects the annular member and the middle frame. Furthermore, at least one of the annular member or the middle frame is made of metal.

Abstract: A front cabin stiffener which includes a stiffening beam body, where a connecting portion extending in a first direction is arranged on the stiffening beam body, and the connecting portion is used to be connected with a front shock absorber tower; and the stiffening beam body is set to be able to translate relative to the front shock absorber tower in a second direction when the front shock absorber tower is collided, a support portion is formed on the stiffening beam body, and the support portion is set to be able to make contact with the front shock absorber tower after the stiffening beam body is translated, so as to push the stiffening beam body to deflect away from the front shock absorber tower in the first direction.

Abstract: A conductive structure of a sonic motor, an electric toothbrush and a brush head power supply structure therefor. The structure includes a sonic motor body, a hollow conductive motor shaft and a conductive assembly. The shaft is a hollow conductive structure. An interior of the shaft is a wiring channel. The conductive assembly passes through and out of the body from the shaft along an axis of the motor shaft. The shaft itself can be used as a second conducting path. Both ends of each of the two conducting paths are connected to the power-consuming component and a power supply respectively, form an electrically conductive path. The characteristics of the structure of the sonic motor itself is fully utilized. Only the motor shaft needs to be set to be hollow, and there is no need for a significant structural modification to the motor.

Abstract: An electric toothbrush head that includes a brush head body, a power-consuming component, and a shaft linkage member. The power-consuming component is disposed within the brush head body. The shaft linkage member is disposed within the brush head body and is configured to be in linkage connection with a motor shaft of a motor in the electric toothbrush. The shaft linkage member is provided with a first electrical connector and a second electrical connector. One end of the first electrical connector is conductively connected to the power-consuming component, and the other end of the first electrical connector is conductively connected to a power supply component of the electric toothbrush. One end of the second electrical connector is conductively connected to the power-consuming component, and the other end of the second electrical connector is conductively connected to the power supply component of the electric toothbrush.

Abstract: A coherent optical receiver, and an optical communication device and system, and relates to the field of optical communication. A polarization control component in the coherent optical receiver can deflect, driven by a feedback control circuit, a state of polarization of local oscillator light, and decompose the local oscillator light into two channels of light having equal or similar optical power. Therefore, the state of polarization of the local oscillator light is not deflected randomly and thereby coherent detection is not affected. Moreover, an azimuth of a half-wave plate device in the polarization control component can be deflected continuously, allowing continuous tracking and adjustment for the state of polarization of the local oscillator light.

Abstract: The present disclosure provides an interaction method for a light field display device and related device. A display area of the light field display device includes an object display area and an operation panel area, the object display area includes a first object, and the operation panel area includes a first control and a second control corresponding to the first object and a second object respectively. In the method, display positions of the first control and the second control in the operation panel area are switched in response to a first swipe operation on the operation panel area, and display of the first object in the object display area is switched to display of the second object in response to the second control being at a target position in the operation panel area.

Abstract: Disclosed are a control method and apparatus for a virtual reality device. The method includes acquiring vision information of a current user that uses a virtual reality device; and according to the vision information of the current user, adjusting the distance between a lens in the virtual reality device and the eyes of the current user, and the distance between the field of view angle of each virtual camera and adjacent virtual cameras.

Abstract: Aspects of the disclosed technology encompass solutions for automatically managing autonomous vehicle (AV) operating and maintenance tasks, such as implementing an alternative operating mode or ordering replacement parts for an AV components. In some aspects, a process of the disclosed technology can include steps for receiving diagnostic data corresponding with an AV component, determining an estimated life cycle of the AV component, and determining whether to generate an action to implement an alternative operating mode or an order request for one or more replacement parts of the AV component, based on the estimated life cycle of the AV component. Systems and machine-readable media are also provided.

Abstract: Systems and methods for real time and predictive diagnostics of vehicle electronic components. Circuit boards and similar vehicle electronic devices have input/output speeds on the order of tens of gigahertz (GHz). Signal integrity can be affected when operating in real time while a high speed signal travels across circuit boards. To maintain signal integrity, hardware around high speed signals is designed to match impedance and transmission lengths. Additionally, differences can occur from circuit board to circuit board due to aging during vehicle operation, and tolerances in the manufacturing process. Systems and methods are provided herein to compensate for the tolerances in the manufacturing process. The real time and predictive diagnostics of vehicle electronic components provided herein can prevent on-road vehicle failures.

Abstract: Provided in the present invention are an interaction method and apparatus for a light field display, and a light field display system. The method includes: establishing a virtual object on a three-dimensional interaction interface, which is displayed by a target light field display, so as to map an interaction gesture of a user for the three-dimensional interaction interface; identifying the interaction gesture of the user for the three-dimensional interaction interface, and mapping the interaction gesture to the virtual object, so as to perform, on a target object in the three-dimensional interaction interface, an interaction operation corresponding to the interaction gesture; and adjusting the display content of the three-dimensional interaction interface on the basis of the interaction operation.

Abstract: Disclosed are methods of using cell-free DNA (cfDNA) methylation for the detection, typing, and grading of cancer.