Abstract: A tunnel operation robot includes a robot body, a walking module, a fixed wing module and a plurality of rotatable wing modules. Both sides of the robot body are provided with cantilever parts, which are collinearly arranged. The walking module is arranged on the robot body. The fixed wing module includes a fixed fan, is fixedly arranged on the robot body, and is configured to provide a pressure for the walking module to be attached to and pressed against the tunnel wall surface. The plurality of rotatable wing modules are respectively arranged on the cantilever parts on both sides of the robot body, and include a rotatable rotating fan and a wind direction adjustment driver. Each rotating fan has a rotation axis parallel to the cantilever parts and an air outlet direction perpendicular to the cantilever parts, and the wind direction adjustment driver is connected to the rotating fan.

Abstract: A method of a multilingual ASR model includes receiving a sequence of acoustic frames characterizing an utterance of speech. At a plurality of output steps, the method further includes generating a first higher order feature representation for an acoustic frame by a first encoder that includes a first plurality of multi-head attention layers; generating a second higher order feature representation for a corresponding first higher order feature representation by a second encoder that includes a second plurality of multi-head attention layers; and generating, by a first decoder, a first probability distribution over possible speech recognition hypotheses based on the second higher order feature representation and a sequence of N previous non-blank symbols. A gating layer of each respective MoE layer configured to dynamically route an output from a previous multi-head attention layer at each of the plurality of output steps to a respective pair of feed-forward expert networks.

Abstract: This application provides a single-stage voltage-adjustable rectification system with multi-output full-wave rectification, including a rectifier and a control module. The rectifier includes a producing module, an idling switch component, a first transistor component, a second transistor component, a load, and a third transistor component in electrical connection. The producing module is configured for producing alternating input voltage. The first transistor component and the second transistor component are configured for generating, based on the alternating input voltage, DC output voltage. The load is configured for obtaining the DC output voltage.

Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for training an audio tokenizer to perform audio tokenization. One of the methods includes obtaining an audio input; processing the audio input using an audio tokenizer to generate one or more audio tokens; generating a representation of the audio input based on the one or more audio tokens; processing the representation using a reconstruction neural network to generate a predicted reconstruction of the audio input; processing the representation using a transcription neural network to generate an output that specifies a predicted text transcript of the audio input; and training the audio tokenizer on a loss function that includes a first term and a second term.

Abstract: In certain aspects, a memory device includes an array of memory cells, word lines respectively coupled to rows of the array of memory cells, and a peripheral circuit coupled to the array of memory cells through the word lines. The peripheral circuit is configured to, in a first loop of a program operation, apply a post-pulse voltage on a select word line of the word lines after applying a verify voltage on the select word line, ramp down a voltage on the select word line from the post-pulse voltage to a first supply voltage (Vdd), and immediately ramp up the voltage on the select word line from the first supply voltage to a first bias voltage.

Abstract: A display panel and a method for forming the display panel. The display panel includes a substrate, a display function portion, and a spacing assembly. The display function portion includes a pixel circuit layer and a first light-emitting material layer. The spacing assembly includes spacing walls, spacing holes and barrier layers. The spacing walls are spaced apart from one another and arranged in a ring shape around the hole area. A second light-emitting material layer is formed on a side of the spacing walls facing away from the substrate. Each of the spacing holes is positioned between adjacent two of the spacing walls. The barrier layers are formed on the substrate. A third light-emitting material layer is formed on the barrier layers exposed by the spacing holes.

Abstract: Disclosed in the present disclosure is a system for measuring a contact angle, belonging to the technical field of devices for measuring a contact angle. The system for measuring a contact angle includes: a fixed sleeve; a positioning assembly including a rotary sleeve, a reset member, and a slider, where the slider is provided with a protruding portion capable of extending into a gap on a surface of a cable; and a brake assembly including an abutting block, when the rotary sleeve is rotated to a preset angle, the abutting block can abut against the cable, which indicates to an operator that the cable reaches a sampling point. Accordingly, the rotary sleeve moves axially by a fixed length each time to make the preset angle the same, and fixed-point sampling is carried out on the cable.

Abstract: A shunt device includes a shunt component and a flow regulation mechanism. The shunt component includes a body, and an inlet and an outlet located at both ends of the body, and the shunt component defines a shunt channel for a pressurized fluid. The flow regulation mechanism is connected to the shunt component and is configured to regulate a flow rate of the pressurized fluid flowing through the shunt channel. The flow regulation mechanism includes a deformable blocking portion configured to, when a fluid pressure at the inlet of the shunt component and/or inside the shunt component is less than a fluid pressure external to the flow regulation mechanism, be driven by the fluid pressure external to the flow regulation mechanism to collapse radially, thereby causing the flow regulation mechanism to partially close the shunt channel.

Abstract: A transient absorption spectrometer using excitation by a pulse current, including: a central control unit; a pulse generator configured to generate a current pulse signal under an action of a first trigger signal sent by the central control unit, where the current pulse signal is applied to a sample to be tested such that the sample is in a non-luminous excited state for single-carrier injection or a luminous excited state for luminescence in which an electroluminescent signal is generated; a laser configured to emit a pulsed optical signal under an action of a second trigger signal sent by the central control unit; a beam splitter disposed in a light-exiting direction of the laser, and configured to split the pulsed optical signal into a detection optical signal and a reference optical signal, where the detection optical signal irradiates the sample to be tested to generate a detected optical signal; a data acquisition unit configured to acquire, under an action of a third trigger signal and a fourth trigge

Abstract: In one implementation, a computer implemented method for predicting new information based on a previous information may include creating a draft cache and a target cache within a memory of the computer wherein the draft cache and the target cache have a fixed length. The method may include storing tokens representing the information into the caches, the storing may start at a leftmost cache location. The method may also include forming a mask and an index or pointer for each cache. As new entries are formed, they are added to the caches, and the masks and pointers are updated to include to the entries that are added.

Abstract: Disclosed in the present disclosure is a water droplet bouncing experiment system, belonging to the technical field of water droplet experiment devices. The water droplet bouncing experiment system includes: a support; and a dripping unit including a liquid storage tank, a balance tank, and a water drop pipe, where the water drop pipe is in communication with the liquid storage tank, and the water drop pipe is used for dropping liquid onto the cable; and a separator is slidably mounted in the balance tank, and movement of the separator is adjusted to control the water drop pipe to return water or drop a particular amount of water with a constant pressing force.

Abstract: A method includes receiving training data that includes a set of unspoken textual utterances. For each respective unspoken textual utterance, the method includes, tokenizing the respective textual utterance into a sequence of sub-word units, generating a first higher order textual feature representation for a corresponding sub-word unit tokenized from the respective unspoken textual utterance, receiving the first higher order textual feature representation generated by a text encoder, and generating a first probability distribution over possible text units. The method also includes training an encoder based on the first probability distribution over possible text units generated by a first-pass decoder for each respective unspoken textual utterance in the set of unspoken textual utterances.

Abstract: A device controls opening and closing of window blinds connected to a headrail. A clamping module for securing the device to the headrail includes an upper clamp member for engaging an upper surface of the headrail and a lower clamp member for engaging a lower surface of the headrail. The upper clamp member and the lower clamp member are movably coupled to each other so as to enable clamping of the headrail by the upper clamp member and the lower clamp member. A drive module is coupled to the clamping module and includes an actuator for connecting to a tilting mechanism configured to open and close the window blinds. A drive mechanism is operatively coupled to the actuator and is configured to drive movement of the actuator such that the tilting mechanism is operated when connected to the actuator.

Abstract: The embodiments of the application provides a resource allocation method. In an example method, a trigger frame is sent by an access point to a station. The trigger frame includes one user information field, and the user information field may indicate a plurality of resource units allocated to the station. The technical solutions provided in this application may be applied to Wi-Fi systems such as 802.11ax and 802.11be.

Abstract: Disclosed are a lower jacking member, a wire withdrawal method based on the lower jacking member, and a squaring machine including the lower jacking member. The lower jacking member is used for axially fixing a bottom surface of an edge scrap formed by cutting a round rod, and a bottom outline of the edge scrap has a cutting edge. The lower jacking member includes at least two single components, and drive structures independently connected to the single components. A spacing between at least one of the single components and the cutting edge is different from a spacing between the rest of the single components and the cutting edge; and the drive structures are used for driving tops of the single components to abut against the bottom surface of the edge scrap.

Abstract: A superlift device includes a superlift boom, and a superlift base and a superlift winch disposed at two ends of the superlift boom, where the superlift boom includes a fixed boom connected to the superlift base and a folding boom connected to the superlift winch, and the folding boom is connected to the fixed boom via a pivot shaft, achieving length adjustment of the superlift boom by means of unfolding and folding. A crane, a multi-angle tensioning control system, and a multi-angle tensioning control method include the foldable superlift device.

Abstract: A composition for administration to a subject is disclosed. The composition comprises at least one botanical active component. The botanical active component is present in the composition in an amount effective to inhibit collagenase activity in the skin of the subject. The botanical active component comprises at least one extract selected from the group consisting of: i) an extract of Potentilla glabra leaf; ii) an extract of Bombax malabaricum flower; iii) an extract of Amomum kravanh fruit; iv) an extract of Cornus officinalis fruit; and v) combinations of i) to iv). The composition may be in the form of a topical composition, e.g., for topical application. The composition may also be in the form of an oral composition, e.g., for ingestion. A method of inhibiting collagenase activity in the skin of a subject is also provided. The method comprises administering an effective amount of the composition to the subject.

Abstract: An integrated circuit with power loss protection function, including a bus terminal configured to provide a bus voltage, an energy storage terminal configurable to be coupled to a power loss protection capacitor, a charging circuit coupled between the bus terminal and the energy storage terminal, and a capacitance monitoring circuit. The charging circuit includes a first charging path, and based on the bus voltage, provides a first constant charging current to charge the power loss protection capacitor during a first constant charging period in a startup process of the integrated circuit. The capacitance monitoring circuit monitors the voltage across the power loss protection capacitor in the charging period of the startup process of the integrated circuit to obtain a parameter for calculating the capacitance value of the power loss protection capacitor.

Abstract: A parameter-controllable landslide testing apparatus includes: a rail panel, a box body, a driving unit, a movable top plate and a morphology retention module. The box body is equipped with power wheels and a rolling base plate for loading a test object. The power wheels are positioned on a rail of the rail panel. The driving unit is mounted on the box body to actuate the power wheels, enabling the box body to move along the rail at a preset speed. The movable top plate is at a top of the box body. The morphology retention module is detachably fixed to the movable top plate and configured to maintain a contour morphology of the test object. Moreover, upon reaching a preset position on the rail, the movable top plate disengages the morphology retention module, allowing the test object to slide on the rolling base plate at the preset speed.

Abstract: A digital and informationized fully-automatic aluminum thermal-spraying production line includes: an automatic feeding system including first transfer mechanisms and first carrying conveying mechanisms; a laser cleaning system including a laser cleaning tank, laser cleaning nozzles and cleaning conveying mechanisms; a first transfer system including second carrying conveying mechanisms and second transfer mechanisms; an aluminum thermal-spraying system including traveling mechanisms, turning mechanisms and an aluminum spraying mechanism, the traveling mechanisms being configured to convey workpieces on the second carrying conveying mechanisms onto the turning mechanisms one-by-one, the turning mechanisms being configured to turn the workpieces by a preset angle, and the aluminum spraying mechanism being configured to perform aluminum arc-spraying on the workpieces.