Abstract: A cross-range 3D object detection method and system operable for training a 3D object detection model with N sub-groups of a point cloud corresponding to N detection distance ranges to form N 3D object detection models forming an ensemble 3D object detection model. Training the 3D object detection model with the N sub-groups of the point cloud corresponding to the N detection distance ranges includes training the 3D object detection model progressively from distant to near. Training the 3D object detection model with the N sub-groups of the point cloud corresponding to the N detection distance ranges includes, each time the 3D object detection model converges, saving resulting weights and adding a corresponding network to the ensemble 3D object detection model.

Abstract: A connection nail of artificial plants and a plant stand with connection nail of artificial plants includes a connection base, an installation column and an insertion post, wherein a first end of the installation column is fixedly connected to the connection base, a second end of the installation column is fixedly connected with a connection column, an external diameter of the connection column at a connection end connected to the installation column is greater than an external diameter of the installation column, the external diameter of the connection column is gradually reduced in a direction away from the installation column, a first end of the insertion post is fixed to an end of the connection base away from the installation column, and a second end of the insertion post is provided with a tip part.

Abstract: Erosion test rigs are provided for propelling dust and/or particles at high velocity and providing variable temperature ranges, as well as methods of using and fabricating the same. The erosion test rig can propel dust and/or particles at a velocity of up to 400 meters per second (m/s) and generate wide temperature ranges (e.g., from ?196° C. to 200° C.) to simulate the harsh erosive conditions of planetary environments (e.g., Mars and Luna).

Abstract: An apparatus in one embodiment comprises at least one wearable device, with the at least one wearable device comprising at least one of a transmitter and a receiver of a wireless transmitter-receiver pair. The transmitter of the wireless transmitter-receiver pair transmits an acoustic signal, and the receiver of the wireless transmitter-receiver pair receives the acoustic signal. The received acoustic signal is processed utilizing a machine learning system to detect at least one characteristic of a user of the at least one wearable device. In some embodiments, a given wearable device comprises at least first and second wireless transmitter-receiver pairs, with the transmitter of each of the first and second wireless transmitter-receiver pairs transmitting an acoustic signal having a different carrier frequency. In such embodiments, a multi-channel echo profile may be generated using the multiple acoustic signals and classified by the machine learning system to detect the at least one characteristic.

Abstract: A bending apparatus includes a fixing structure, a first driving mechanism, a first pressing head connected to the first driving mechanism, a second driving mechanism and a second pressing head connected to the second driving mechanism. The first driving mechanism is configured to drive the first pressing head to move onto a first surface of a first portion, and to drive the first pressing head to push the first portion to rotate to a first side of a body portion, so that the first portion is parallel or substantially parallel to the body portion. The second driving mechanism is configured to drive the second pressing head to move onto a second surface of a second portion, and is further configured to drive the second pressing head to pull the second portion to rotate to the first side of the body portion while the first pressing head pushes the first portion.

Abstract: A cutter including a cutting head and an adjustable handle pivotally coupled to the cutting head. The adjustable handle includes a first adjustment assembly to change a length the adjustable handle extends from the cutting head. The adjustable handle also includes a second adjustment assembly to change the position of the adjustable handle with respect to the cutting head.

Abstract: Provided herein are an apelin receptor (APJ) antibody and its fusion protein with Elabela. Also provided herein is a pharmaceutical composition of a fusion protein with APJ antibody and Elabela, and use thereof in treating, preventing, or alleviating one or more symptoms of pulmonary arterial hypertension, pulmonary hypertension or one or more symptoms of heart failure.

Abstract: A hybrid power system including a transmission module, a motor, an engine generator, an energy storage module, and an electrical energy distributor is disclosed. The motor is connected to the transmission module. The electrical energy distributor is coupled to the motor. The engine generator is coupled to the electrical energy distributor. The engine generator is adapted to rotate at a constant speed to generate a first power, and the first power is transmitted to the motor and the energy storage module by the electrical energy distributor.

Abstract: A computer-implemented method of training an auxiliary machine learning model to predict a set of new parameters of a primary machine learning model, wherein the primary model is configured to transform from an observed subset of a set of real-world features to a predicted version of the set of real-world features.

Abstract: A hydraulic circuit for opening and closing a mould of an injection moulding machine, and an injection moulding machine system includes an operating oil cylinder and a proportional valve; by means of adjusting the proportional valve to different operating states, the operating oil cylinder can be controlled to execute different actions, so as to control mould opening, mould closing and mould differential closing of the injection moulding machine. By means of a differential proportional valve with a flow regeneration function, the present invention can effectively increase control precision in a mould opening and closing process, reduce energy consumption and the number of parts of a system, and save on space taken up by the system, with complete functions of mould opening and closing also being realizable.

Abstract: A computer-implemented method and apparatus are provided for training a safety driver associated with an autonomous vehicle (AV) operating in an autonomous driving mode. The computer-implemented method includes receiving a selection of one or more vehicle operation faults that are configured to impact operation of one or more vehicle systems of the AV. The computer-implemented method also includes injecting the one or more vehicle operation faults into one or more vehicle systems of the AV and detecting one or more driver responses executed by the safety driver in response to the one or more vehicle operation faults. The computer-implemented method further includes determining a reaction time associated with the one or more driver responses. The reaction time is a measure of time it takes the safety driver to respond to the one or more vehicle operation faults.

Abstract: A hand tool includes a first jaw, a first handle fixed to the first jaw, a second jaw, and a second handle pivotally coupled to the second jaw, a link member, and an adjustment member. The adjustment member is operable to axially move a first end of the link member to vary a distance between the first and second jaws. The adjustment member includes an engagement surface engageable with the first end of the link member, a shank in threaded engagement with a bore in the first handle, and a flange extending from the shank opposite the engagement portion. The flange includes a first side, a second side opposite the first side, and an elongate opening extending through the first and second sides.

Abstract: Cold-sprayed aluminum capacitors on lead frame metal foils are provided for applications in 3D power package integration. This additive manufacturing process allows pre-patterned low-temperature processing of aluminum electrodes on metal lead frames, insulated metal substrates or even heat-spreaders and cold-plates. Cold-sprayed capacitors can eliminate several process integration and reliability issues that are associated with traditional discrete surface-assembled capacitors.

Abstract: This application provides a display control method and apparatus, applied to an electronic device. The method includes: in response to a first type of operation of a user, if the electronic device is in a first usage posture of a folded state, displaying first application content in a first display direction through the first display screen, and if the electronic device is in a first usage posture of an unfolded state, displaying the first application content in the first display direction through the second display screen.

Abstract: A safe coding method for trackside train positioning information, including the following steps: compiling line position coding information of a train by using a redundancy coding scheme; identifying a coding string on a trackside signboard by an image collector, and sending the coding string to a vehicle-mounted safety computer after check; after performing multi-channel redundancy safe calculation on the coding string by the vehicle-mounted safety computer, looking up a table in a position database to obtain train position information corresponding to the coding string; and, updating a real position of the train according to the train position information determined by looking up the table.

Abstract: A structure for holding a battery on an automated guided vehicle (AGV) so as to allow easy and convenient battery replacement includes two fixed supports and a bracket. The bracket is connected between the two supports and each support defines a vertical groove and two horizontal grooves. Two sliders at the ends of the bracket are insertable into either horizontal groove. The two sliders can move down along the vertical groove together until the bracket makes contact with the battery and holds it in place. The two sliders can move up along the vertical groove and sideways into the horizontal grooves, thereby unlatching and releasing the battery for rapid replacement. An AGV using the structure is also disclosed.

Abstract: A multi-layer and multi-cavity laminating machine including a multi-layer feeding device, at least two multi-layer laminating devices, and a multi-layer finished product conveying device connected in sequence is provided. The number of multi-layer laminating devices are increased, and the laminating steps are carried out step by step. After completing the first laminating step, the solar cell module can be transported to the next multi-layer laminating device, so that the next solar cell module can be transported to the previous multi-layer laminating device, thereby improving production efficiency. In the same production time, it is possible to increase the production quantity or reduce the production time by producing the same quantity of products.

Abstract: Analog system and method for implementing an iterative neural network based model, the system comprising analog vector-by-matrix multiplication circuitry encoding a matrix of weights of an iterative neural network-based model, and analog nonlinearity circuitry encoding a non-linear function arranged in a feedback loop configured to return the output signals from the nonlinearity circuitry as inputs to the vector-by-matrix multiplication circuitry, wherein the system is configured to output a solution vector of values of the iterative neural network based model on convergence of the system.

Abstract: A downhole electromagnetic logging tool comprises a transmitting system, a magnetic field sensor array and a control module. The transmitting system and the magnetic field sensor array are both connected to the control module. The transmitting system comprises an upper emission coil and a lower emission coil, which are respectively arranged above and below the magnetic field sensor array, for generating magnetic fields of opposite polarities, allowing the magnetic fields to be concentrated at the magnetic field sensor array. A casing generates a secondary magnetic field, which is received by the magnetic field sensor array to complete detection of the casing.

Abstract: An information processing apparatus includes: an information management unit that registers boarding information on users regarding boarding and biometrics information on the users acquired by a check-in procedure of the users in association with each other; and a comparison unit that compares target biometrics information, which is biometrics information acquired in a procedure up to the boarding for one of the users, with registered biometrics information, which is the biometrics information registered by the information management unit, and the comparison unit selects the registered biometrics information to be compared with the target biometrics information based on status regarding the procedure up to the boarding of the user corresponding to the registered biometrics information.