Abstract: A battery includes a battery casing and an explosion-proof valve. The battery casing includes a first casing member and a second casing member, and the first casing member and the second casing member are welded to form a welded connection region between the first casing member and the second casing member. The welded connection region includes a first region, a second region, and a corner region, and two ends of the corner region are respectively connected to the first region and the second region. The explosion-proof valve is disposed at a corner position of a surface of the first casing member and adjacent to the welded connection region.

Abstract: A free piston generator based on a rigid synchronous transmission system is provided, which belongs to the technical field of power energy. The present disclosure solves the problems of low power generation efficiency and low stability of the existing free piston generator. The free piston generator based on the rigid synchronous transmission system includes a first linear generator set, a second linear generator set, a rigid synchronous transmission assembly, two high-pressure cylinders arranged at two ends of the first linear generator set, and two low-pressure cylinders arranged at two ends of the second linear generator set.

Abstract: The disclosure relates to a method for upgrading firmware of a vehicle infotainment system, a computer-readable storage medium, a mobile terminal, and a vehicle infotainment system. The method for upgrading firmware of a vehicle infotainment system includes the following steps performed by a mobile terminal: receiving a firmware package from a server; performing first security check and first integrity check on the firmware package; if the firmware package passes the first security check and the first integrity check, decompressing the firmware package to obtain a firmware data packet, where the firmware data packet includes a plurality of submodules; performing packing and signing on the plurality of submodules to generate a firmware upgrade package; and sending the firmware upgrade package to a vehicle infotainment system for upgrading.

Abstract: Methods and apparatus for discrimitive semantic transfer and physics-inspired optimization in deep learning are disclosed. A computation training method for a convolutional neural network (CNN) includes receiving a sequence of training images in the CNN of a first stage to describe objects of a cluttered scene as a semantic segmentation mask. The semantic segmentation mask is received in a semantic segmentation network of a second stage to produce semantic features. Using weights from the first stage as feature extractors and weights from the second stage as classifiers, edges of the cluttered scene are identified using the semantic features.

Abstract: An example apparatus for mining multi-scale hard examples includes a convolutional neural network to receive a mini-batch of sample candidates and generate basic feature maps. The apparatus also includes a feature extractor and combiner to generate concatenated feature maps based on the basic feature maps and extract the concatenated feature maps for each of a plurality of received candidate boxes. The apparatus further includes a sample scorer and miner to score the candidate samples with multi-task loss scores and select candidate samples with multi-task loss scores exceeding a threshold score.

Abstract: A free piston generator based on a rigid synchronous transmission system is provided, which belongs to the technical field of power energy. The present disclosure solves the problems of low power generation efficiency and low stability of the existing free piston generator. The free piston generator based on the rigid synchronous transmission system includes a first linear generator set, a second linear generator set, a rigid synchronous transmission assembly, two high-pressure cylinders arranged at two ends of the first linear generator set, and two low-pressure cylinders arranged at two ends of the second linear generator set.

Abstract: The present application provides a touch display panel. In the touch display panel, a frame is provided with a first accommodation space, a first accommodation slot, and a second accommodation slot; a display pane disposed in the first accommodation space, infrared emitting modules disposed in the first accommodation slot and at a periphery of a light-emitting side of the display panel; and infrared receiving modules disposed in the second accommodation slot and at the periphery of the light-emitting side of the display panel.

Abstract: Methods and apparatus are disclosed for enhancing a binary weight neural network using a dependency tree. A method of enhancing a convolutional neural network (CNN) having binary weights includes constructing a tree for obtained binary tensors, the tree having a plurality of nodes beginning with a root node in each layer of the CNN. A convolution is calculated of an input feature map with an input binary tensor at the root node of the tree. A next node is searched from the root node of the tree and a convolution is calculated at the next node using a previous convolution result calculated at the root node of the tree. The searching of a next node from root node is repeated for all nodes from the root node of the tree, and a convolution is calculated at each next node using a previous convolution result.

Abstract: The current disclosure provides for novel therapeutic methods by identifying cancer patient populations that may be treated effectively by immunotherapies. Accordingly, aspects of the disclosure relate to a method of treating cancer in a subject comprising administering to the subject immune checkpoint blockade (ICB) therapy after the subject has been determined to have increased expression of CXCL13 in a biological sample from the subject.

Abstract: Methods and apparatus for discrimitive semantic transfer and physics-inspired optimization in deep learning are disclosed. A computation training method for a convolutional neural network (CNN) includes receiving a sequence of training images in the CNN of a first stage to describe objects of a cluttered scene as a semantic segmentation mask. The semantic segmentation mask is received in a semantic segmentation network of a second stage to produce semantic features. Using weights from the first stage as feature extractors and weights from the second stage as classifiers, edges of the cluttered scene are identified using the semantic features.

Abstract: Methods and apparatus are disclosed for enhancing a neural network using binary tensor and scale factor pairs. For one example, a method of optimizing a trained convolutional neural network (CNN) includes initializing an approximation residue as a trained weight tensor for the trained CNN. A plurality of binary tensors and scale factor pairs are determined. The approximation residue is updated using the binary tensors and scale factor pairs.

Abstract: Provided is a free piston generator based on a split thermodynamic cycle, which belongs to the technical field of power energy. The present disclosure solves the problem of low power generation efficiency of an existing free piston generator. The free piston generator includes a linear generator set and two internal combustion engine sets arranged at two ends of the linear generator set. Air is first subjected to first-stage compression by the low-pressure cylinder set in the internal combustion engine sets and is then subjected to second-stage compression in the high-pressure cylinders, so that the intake pressure of an internal combustion engine is effectively increased, which is favorable for increasing the average effective pressure in a work process, thereby improving the thermal efficiency and the power generation efficiency of the free piston generator.

Abstract: A touch display and an anti-interference method thereof are provided. The touch display has a display panel, a touch panel, a touch chip, and a compensation circuit. A compensation signal line is led out from a common electrode layer of the display panel. A sensing signal line is led out from a touch layer of the touch panel. An input terminal of the compensation circuit is connected to the compensation signal line and the sensing signal line, and a compensated sensing signal is output to the touch chip from the output terminal. An ability of the touch screen to resist noise interference is improved.

Abstract: The invention is a method for controlling execution of an application. The method comprising: installing and activating a software license unit including License terms and a secure repository comprising both an applet and parameters, providing a virtual USB dongle including a command gate, a License validator, a VM controller and a VM engine initially devoid of applet, verifying the License terms and only if the verification of the License terms is successful: loading said applet and parameters to the VM engine and enabling the Command gate, initializing configuration data and secret data in the VM engine by using the parameters stored in the VM engine then exchanging, between the applet and said hardware function driver, USB messages to control execution of said application.

Abstract: A two-stage energy dissipation type shed tunnel support structure connected by a principle of Dougong and a design method thereof are provided. The two-stage energy dissipation type shed tunnel support structure includes a Dougong joint domain, crossbeams and columns. The Dougong joint domain includes section steel members, wavy-wall cylindrical elastoplastic buffers, U-shaped sliding connecting troughs and high-strength bolts. Multiple layers of the section steel members are orthogonally stacked to form a Dougong shape, the wavy-wall cylindrical elastoplastic buffers are arranged between adjacent layers of the section steel members, and the U-shaped sliding connecting troughs are arranged at upper and lower ends of the wavy-wall cylindrical elastoplastic buffers, which realizes a connection between the wavy-wall cylindrical elastoplastic buffers and a section steel in two orthogonal directions.

Abstract: The present application provides a touch display panel. In the touch display panel, a frame is provided with a first accommodation space, a first accommodation slot, and a second accommodation slot; a display pane disposed in the first accommodation space, infrared emitting modules disposed in the first accommodation slot and at a periphery of a light-emitting side of the display panel; and infrared receiving modules disposed in the second accommodation slot and at the periphery of the light-emitting side of the display panel.

Abstract: A centrifugal compressor and a refrigerating device. The compressor includes: a shell, which has a fluid inlet at a first position of the shell, and a fluid outlet at a second position of the shell, a motor assembly, which is arranged in the shell and includes a stator and a rotor, the rotor including a vertically arranged rotor shaft, and the rotor shaft including a lower end and an upper end; a centrifugal compression mechanism, an impeller of which is connected with the rotor shaft so as to be driven by the motor assembly; and a guide member, which is located above the centrifugal compression mechanism, and which defines a flow passage alone or together with a top part of the shell.

Abstract: A touch display and an anti-interference method thereof are provided. The touch display has a display panel, a touch panel, a touch chip, and a compensation circuit. A compensation signal line is led out from a common electrode layer of the display panel. A sensing signal line is led out from a touch layer of the touch panel. An input terminal of the compensation circuit is connected to the compensation signal line and the sensing signal line, and a compensated sensing signal is output to the touch chip from the output terminal. An ability of the touch screen to resist noise interference is improved.

Abstract: The present invention relates to a method for controlling a bus current of a brushless DC electric motor, comprising: obtaining currents of three phases of a stator; converting the currents of the three phases to a direct-axis current and a quadrature-axis current; based on the direct-axis current, the quadrature-axis current and an efficiency ratio of the electric motor, determining a bus current of the electric motor, wherein the efficiency ratio corresponds to a present operating condition of the electric motor. The method does not need to introduce shunt resistors on the bus, and also enables closed-loop control of bus current.

Abstract: The present disclosure provides a six-cylinder opposed free piston internal combustion engine generator. The generator comprises two free piston internal combustion engine sets, one opposed piston internal combustion engine set and two linear generator sets. Air entering cylinders is subjected to first-stage compression in low-pressure cylinder sets in the free piston internal combustion engine sets and the opposed piston internal combustion engine set and then subjected to second-stage compression in high-pressure cylinder sets, and a high pressure gas produced after the combustion is subjected to first-stage expansion in the high-pressure cylinder sets and then subjected to second-stage expansion in the low-pressure cylinder sets.