Abstract: The present disclosure provides a method for extracting document information, device and storage medium, and relates to the field of computer technology. The method for extracting document information includes: performing a first parsing on a document to be processed to obtain an order of nodes in the document to be processed; performing a second parsing on the document to be processed to obtain information contained in the nodes in the document to be processed; constructing a document tree according to the order of nodes in the document to be processed and the information contained in the nodes in the document to be processed; determining a category of a software quality index to which one of the nodes in the document tree belongs, based on a trained machine learning model; extracting information of the software quality index from the nodes in the document tree according to an extraction rule corresponding to the category of the software quality index.

Abstract: Some embodiments of the present disclosure provides a tire recovery method, a storage medium, an electronic apparatus. The tire recovery method includes: acquiring waste tires and pre-treating the waste tires to obtain waste materials to be recovered; adding a first set amount of the waste materials to be recovered, a first set concentration of a solvent, a second set amount of a functionalized compound, and a third set amount of a catalyst into a batch reactor, and a chemical reaction occurring under a first set condition to obtain a first product system; and post-treating the first product system to obtain a product; wherein the first set condition comprises: a reaction time of 1 to 6 hours and a reaction temperature of 80 °C to 120 °C.

Abstract: A single-mode high-power vertical-cavity surface-emitting laser (VCSEL) structure and its fabrication method are provided.

Abstract: The present invention discloses a blue luminescent compound containing a cyclohexyl-fused dibenzofuranyl structure and an organic electroluminescent device comprising the blue luminescent compound. The general structural formula of the blue luminescent compound is as shown in Formula I or II, wherein Ar1 represents cyclohexyl-fused dibenzofuranyl. By introducing the cyclohexyl-fused dibenzofuranyl group into the structure of the compound, the intermolecular distance is increased due to the action of mutual repulsion of lone-pair electrons of the oxygen atom, thereby improving the fluorescence quantum yield, facilitating enhanced device efficiency and prolonged lifetime. In addition, the compound of the present invention exhibits good thermal stability and also enhanced rigidity, thus indirectly reducing the problem of device performance degradation caused by heat generation and facilitating further improving the efficiency and lifetime of the device.

Abstract: An information processing method and an electronic device are provided. The method is performed by a first wearable device, where the first wearable device includes a first image collector, and the method includes: obtaining a second face image by the first image collector and receiving a first face image from the second wearable device in a case that the first wearable device and a second wearable device are in a preset positional relationship; and processing first target information from the second wearable device in a case that the first face image matches the second face image.

Abstract: A method for verifying a generic public subscription identifier (GPSI) in a wireless communication network, performed by an application function (AF) entity, includes: sending a first request to a network exposure function (NEF) entity; and receiving a first response sent by the NEF entity, wherein the first response comprises a verification result of a first GPSI, or the first response comprises a second GPSI.

Abstract: a method for constructing a unified geoinformation model may includes: constructing a basic framework for the unified geoinformation model, the basic framework for the unified geoinformation model including a global spherical surface grid partitioning system, a subsurface spatial three-dimensional grid partitioning system, spatial attributes, and time; determining the global spherical surface grid partitioning system; determining the subsurface spatial three-dimensional grid partitioning system; modeling a three-dimensional grid model based on the global spherical surface grid partitioning system and the subsurface spatial three-dimensional grid partitioning system; and assign values to the three-dimensional grid model; performing numerical simulation on the three-dimensional grid model; and constructing a global unified information model application system based on the basic framework for the unified geoinformation model is constructed.

Abstract: A heat supply network hydraulic circuit modeling method for a comprehensive energy system scheduling is provided. The hydraulic analysis model is unified with the power network model, and the connection between the hydraulic dynamic state and the hydraulic steady state is established. Based on the characteristic equations of thermal pipelines, flow control valves and compressors, this method abstracts hydraulic circuit element models such as hydraulic resistance, hydraulic inductance, and hydraulic pressure source, establishes hydraulic branch characteristics of the heat supply network based on the above hydraulic circuit elements, establishes the hydraulic topology constraints of the heat supply network based on Kirchhoff-like voltage and current laws, and establishes the steady hydraulic network equation by combining the above hydraulic branch characteristics and hydraulic topology constraints.

Abstract: A catheter assembly may include a catheter adapter, a septum housing, and a septum. The catheter adapter may include a distal end, a proximal end, an inner wall extending between the distal end and the proximal end, and a lumen formed by the inner wall. The septum housing may include one or more protrusions and may be secured to the inner wall by one or more of the following: an interference fit between the one or more protrusions and the inner wall, a snap fit between the one or more protrusions and the inner wall, and bonding between the one or more protrusions and the inner wall. The septum may be at least partially disposed within the septum housing and configured to at least substantially seal the lumen.

Abstract: An outdoor folding tent with a tent pole stabilizing structure includes tent leg tubes and a tent canopy frame for supporting tent fabric. The tent canopy frame includes tent top poles and tent support poles in hinged fit with the tent top poles, the tent top poles and the tent support poles are relatively foldable, stabilizing seats are disposed at end parts of the tent top poles and include fixing portions and snapping portions, the fixing portions are fixedly mounted with the tent top poles, and the snapping portions are correspondingly in movable snap fit with the tent support poles. When the tent top poles and the tent support poles are in an unfolded state, the tent support poles are snapped in the snapping portions. When the tent top poles and the tent support poles are in a folded state, the tent support poles are separated from the snapping portions.

Abstract: The present disclosure relates to a pharmaceutical composition comprising a KRAS G12D inhibitor. In particular, the present disclosure relates to a pharmaceutical composition, comprising a compound represented by formula I or a pharmaceutically acceptable salt thereof, and a lipid. The pharmaceutical composition can be better applied clinically.

Abstract: An antenna subarray, an antenna array, and a polarization reconfiguration method and apparatus are provided. The antenna subarray includes m antenna elements. m is an integer greater than or equal to 2. The m antenna elements are placed at an interval of 360/m degrees in sequence. A distance between any two adjacent antenna elements is less than 0.5 times an operating wavelength. The distance between any two antenna elements is controlled within 0.5?, so that polarization reconfiguration may be implemented.

Abstract: An audio signal processing method comprises: determining a target encoding rate corresponding to an audio signal; determining a target encoding mode corresponding to the audio signal, the target encoding mode being an encoding mode selected from a plurality of encoding modes, wherein the difference between different encoding modes comprises at least one of the following: different encoding computation complexity and different storage spaces required by encoding; and encoding the audio signal based on the target encoding rate and the target encoding mode to obtain a bitstream signal.

Abstract: An audio encoding method includes: obtaining a plurality of channel groups by performing a grouping on a channel sequence; obtaining a frequency domain coefficient of each frame in each channel by performing a frequency domain conversion on an audio signal in each channel in the channel sequence frame by frame; determining a target transformation matrix corresponding to a channel group in each frequency band in a frequency band set from a transformation matrix set according to the frequency domain coefficient of each channel; obtaining encoded information of the channel group by performing an identical-band decorrelation processing on the frequency domain coefficient of the channel in the channel group based on the target transformation matrix in each frequency band; and obtaining an encoded stream based on the encoded information of the channel group, and sending the encoded stream to a decoder for decoding.

Abstract: A method for processing an audio code stream signal comprises: obtaining a code stream signal; obtaining a decoding control parameter; and generating at least one of a target audio signal or an intermediate format signal by processing the code stream signal.

Abstract: A content processing method including displaying a service interface of a first client, receiving a content input operation on the service interface, displaying an input method panel based on a query sign input by the content input operation, and displaying, in the input method panel, a first query result corresponding to content input by the content input operation.

Abstract: Provided are a fan casing, a blower assembly, and a vehicle air conditioning system, relating to the field of fan technology. The fan casing includes a mounting shell, a heat dissipation member, and a damping assembly. The mounting shell is provided with multiple limiting grooves and a mounting space for holding a stator-rotor assembly. The heat dissipation member includes a heat dissipation plate located inside the mounting shell. The multiple securing portions are disposed at the edge of the heat dissipation plate. The damping assembly includes multiple damping members. The multiple damping members are spaced apart along a first direction. The damping member is disposed in a corresponding limiting groove, and a pocket groove is disposed at the end of the damping member facing the central axis of the mounting shell. Each of the multiple securing portions is limited in a corresponding pocket groove.

Abstract: A power conversion device and a control method thereof are provided. The power conversion device includes a three-level inverter, positive and negative DC terminals, first and second capacitors, a balance circuit, a bidirectional DC-DC converter and a controller. The three-level inverter has two DC terminals coupled to the positive and negative DC terminals respectively. Two terminals of the first capacitor are coupled to the positive DC terminal and a capacitor midpoint respectively. Two terminals of the second capacitor are coupled to the capacitor midpoint and the negative DC terminal respectively. The balance circuit is electrically connected between the positive and negative DC terminals and has a neutral terminal electrically connected to the capacitor midpoint. The bidirectional DC-DC converter is electrically connected to the DC terminals.

Abstract: A method for obtaining a higher-order ambisonics (HOA) coefficient includes obtaining location information of a virtual speaker on a preset spherical surface, where the preset spherical surface includes M circles of longitude and N circles of latitude, and obtaining, based on the location information and a preset reference trigonometric function table, a trigonometric function value corresponding to the location information, where the reference trigonometric function table includes an elevation trigonometric function table and/or an azimuth trigonometric function table, and obtaining an HOA coefficient for the virtual speaker based on the trigonometric function value corresponding to the location information.