Abstract: The present disclosure provides a method for detecting and tracking a low-observable target with a boost-to-glide trajectory under a condition of slant range ambiguity, and belongs to the field of detection and tracking of near-space hypersonic targets. The method includes: configuring an alternating pulse repetition frequency model for radar ranging; defining an extended non-coherent accumulation model in a distance-time plane for target detection; configuring an S-type recursive energy tracking model for target tracking; designing a recursive energy filter, conducting update by recursive energy to keep target tracking at a high signal-to-noise ratio, and obtaining a target trajectory by using a filter algorithm. According to the method of the present disclosure, pulse repetition frequencies within a same sampling period are designed to a constant value, so that there is enough energy for coherent accumulation detection.

Abstract: The present disclosure provides a method for detecting and tracking a low-observable target with a boost-to-glide trajectory under a condition of slant range ambiguity, and belongs to the field of detection and tracking of near-space hypersonic targets. The method includes: configuring an alternating pulse repetition frequency model for radar ranging; defining an extended non-coherent accumulation model in a distance-time plane for target detection; configuring an S-type recursive energy tracking model for target tracking; designing a recursive energy filter, conducting update by recursive energy to keep target tracking at a high signal-to-noise ratio, and obtaining a target trajectory by using a filter algorithm. According to the method of the present disclosure, pulse repetition frequencies within a same sampling period are designed to a constant value, so that there is enough energy for coherent accumulation detection.

Abstract: This application discloses a method for updating a virtual environment picture performed by a computer device. The method includes: displaying a first virtual environment picture of a virtual environment using a first observation position as an observation center, wherein a virtual character is located at a first position in the first virtual environment picture; in response to receiving a first directional operation on the virtual character, displaying a skill indicator in accordance with the first directional operation; and when at least a portion of the skill indicator is going to exceed the first virtual environment picture, replacing the first virtual environment picture with displaying a second virtual environment picture, wherein the virtual character is relocated from the first position in the first virtual environment picture to a second position in the second virtual environment picture so as to present the skill indicator in the second virtual environment picture.

Abstract: This application discloses a method for operating virtual characters within a virtual environment performed by a computer device.

Abstract: A fluid control assembly and a thermal management system are provided. The fluid control assembly comprises valve parts, a connecting member, and a flow passage plate, portions of the valve parts are located in mounting chambers of the connecting member, the valve parts are connected to the connecting member, the connecting member is connected to the flow passage plate, the flow passage plate comprises a first plate and a second plate, the first plate and/or the second plate forms grooves or orifices of passages of the flow passage plate, the first plate and the second plate are fitted with each other to form at least some of the passages of the flow passage plate, and the valve parts can be communicated or not in communication with one, or two, or more of the passages of the flow passage plate.

Abstract: A fluid management apparatus and a thermal management system are provided. The fluid management apparatus includes a connector and a fluid control portion. The connector has a first accommodating cavity which accommodates the fluid control portion, an opening of the first accommodating cavity is located on a first side portion, at least part of the wall of the first side portion is perpendicular to a first surface, and projections of sub-channels located on the connector on the first surface do not overlap.

Abstract: This application discloses a method for updating a virtual environment picture performed by a computer device. The method includes: displaying a first virtual environment picture of a virtual environment using a first observation position as an observation center, wherein a virtual character is located at a first position in the first virtual environment picture; in response to receiving a first directional operation on the virtual character, displaying a skill indicator in accordance with the first directional operation; and when at least a portion of the skill indicator is going to exceed the first virtual environment picture, replacing the first virtual environment picture with displaying a second virtual environment picture, wherein the virtual character is relocated from the first position in the first virtual environment picture to a second position in the second virtual environment picture so as to present the skill indicator in the second virtual environment picture.

Abstract: This application discloses a method for operating virtual characters within a virtual environment performed by a computer device.

Abstract: This application discloses a method for displaying a virtual environment picture performed by a computer device. The method includes: displaying a first virtual environment picture obtained by observing a virtual environment by using a first observation position; displaying, in response to receiving a first directional instruction generated by a first directional operation, a directional skill indicator pointing to a first direction; and in accordance with a determination that a length of the directional skill indicator is greater than a distance threshold in the first virtual environment picture, displaying a second virtual environment picture obtained by observing the virtual environment by using a second observation position, the second virtual environment picture including the directional skill indicator, and the second observation position being in the first direction of the first observation position or in a surrounding region in the first direction.

Abstract: A packing device for an adsorption device is disclosed. The packing device includes a heating support frame, a packing layer support and a plurality of packing cells. The packing layer support is horizontally extended and arranged in a length direction of the heating support frame, and grooves are alternately provided on both sides of the packing layer support. A clamping slot corresponding to each groove is provided on one side of each packing cell, the packing cell is clamped to the packing layer support through the clamping slot, and one side of the packing cell is in contact with an inner wall of the heating support frame.

Abstract: This application discloses a method for operating virtual characters within a virtual environment performed by a computer device. The method includes: displaying a first virtual environment picture of a virtual environment, the first virtual environment picture including a first region obtained by using a first observation position and a master virtual character located in the virtual environment; displaying, in response to receiving an aiming operation, a regional skill indicator configured to select a target region in the virtual environment where the master virtual character releases a skill; and displaying a second virtual environment picture including a second region obtained by observing the virtual environment by using a second observation position, the second observation position being a position that is offset relative to the first observation position, and the second region including the target region, thereby improving the accuracy of aiming at a target.

Abstract: A packing device for an adsorption device is disclosed. The packing device includes a heating support frame, a packing layer support and a plurality of packing cells. The packing layer support is horizontally extended and arranged in a length direction of the heating support frame, and grooves are alternately provided on both sides of the packing layer support. A clamping slot corresponding to each groove is provided on one side of each packing cell, the packing cell is clamped to the packing layer support through the clamping slot, and one side of the packing cell is in contact with an inner wall of the heating support frame.

Abstract: A support frame apparatus for a thermal fluid includes: a support frame adapted to be coupled to an inner wall of an adsorption device, and defining a chamber therein, a first channel for accommodating the thermal fluid being formed in a wall of the support frame, and a plurality of first holes being formed in the wall of the support frame and being opened to the chamber to spray the thermal fluid into the chamber; and a plurality of support arms disposed within the chamber and each having a first end coupled to the support frame and a second end extended inwardly from the support frame, the support arm defining a second channel therein fluid communicated to the first channel, and the support arm having a plurality of second holes communicated to the second channel and opened to the chamber to spray the thermal fluid into the chamber.

Abstract: A method, device and system for a method, device, and system for automatically adjusting driver-related in-vehicle equipment, the method including the steps of: acquiring a driver's height from a detection device of a vehicle; determining preset values of additional body parameters of the driver based on the driver's height and calculating a position for entry using the driver's height and the preset values of the additional body parameters of the driver; and adjusting the equipment including a driver's seat to the position for entry so as to facilitate the driver to enter the vehicle and sit on the seat.

Abstract: The present disclosure provides a stellarator magnet based on cubic permanent magnet blocks and an arrangement optimization method thereof. For the characteristic that a three-dimensional magnet coil of a stellarator is complex in structure, the present disclosure provides the stellarator magnet based on the cubic permanent magnet blocks with uniform magnetization, same magnetization and same size; the magnetization directions of the cubic permanent magnet blocks are defined in a limited number of fixed alternative directions; the magnetic field configuration of the stellarator is generated by dipole magnetic fields provided by the permanent magnet blocks and planar coils, so that the device complexity of the stellarator is reduced, and the difficulty and cost of the machining and installation of the magnet are reduced.

Abstract: The present disclosure belongs to the technical field of new energy utilization, and provides an offshore oscillating water column wave energy conversion device with an external permeable structure. The offshore oscillating water column wave energy conversion device with the external permeable structure comprises an oscillating water column system, an anchoring fixing system and a permeable structure. According to the offshore oscillating water column wave energy conversion device with the external permeable structure provided by the present disclosure, the offshore oscillating water column wave energy conversion device and the permeable structure are effectively combined. Using an offshore floating structure, the offshore oscillating water column wave energy conversion device with the external permeable structure can be applied to deep and far sea areas with higher wave energy density, and the output power of the device can be effectively improved.

Abstract: The present invention discloses a bullet with a negative Poisson's ratio effect and a method of designing thereof. The bullet includes a cylindrical section of the bullet having a negative Poisson's ratio design, and a conical tail of the bullet and a tip of the bullet each with a matching design; the cylindrical section of the bullet is a tubular structure having periodically alternating transverse and vertical holes; the tubular structure includes a plurality of holes, with a center axis of one hole being axially perpendicular to a center axis of another adjacent hole, that is, the axis of each hole being structurally orthogonal to an adjacent hole; and the holes in rows and columns are periodically arranged into the tubular structure, which is a tubular structure having the negative Poisson's ratio effect.

Abstract: Provided are image processing method and apparatus for processing an input image using a convolutional neural network system, and a computer-readable storage medium. The convolutional neural network system that includes an input layer, an intermediate layer and an output layer, the image processing method includes: receiving the input image via the input layer; extracting image features of the input image via the intermediate layer; and outputting processing results for the input image via the output layer, wherein the intermediate layer includes at least one network block each of which includes a first convolutional layer, a first grouping rearrangement layer and a second convolutional layer that are cascaded.

Abstract: The present disclosure provides a stellarator magnet based on cubic permanent magnet blocks and an arrangement optimization method thereof. For the characteristic that a three-dimensional magnet coil of a stellarator is complex in structure, the present disclosure provides the stellarator magnet based on the cubic permanent magnet blocks with uniform magnetization, same magnetization and same size; the magnetization directions of the cubic permanent magnet blocks are defined in a limited number of fixed alternative directions; the magnetic field configuration of the stellarator is generated by dipole magnetic fields provided by the permanent magnet blocks and planar coils, so that the device complexity of the stellarator is reduced, and the difficulty and cost of the machining and installation of the magnet are reduced.