Abstract: A riding lawn mower includes a seat, a chassis configured to support the seat, a cutting assembly mounted to the chassis, a walking assembly configured to drive the riding lawn mower to walk on a plane, and a steering wheel assembly. The steering wheel assembly includes a steering wheel operable by the user and a connecting rod configured to connect the steering wheel and the chassis. The steering wheel assembly further includes a pivot assembly that rotatably connects the connecting rod and the chassis, and the pivot assembly enables the steering wheel assembly to switch between a working position and a storage position. A distance between the steering wheel and the plane when the steering wheel assembly is in the storage position is smaller than a distance between the steering wheel and the plane when the steering wheel assembly is in the working position.

Abstract: Methods and apparatuses for inter prediction are disclosed. The method comprises: constructing a merging candidate list of a current picture block; when a number of merging candidates in the merging candidate list is less than a maximum number of candidates minus N, adding at least one history-based motion vector predictor (HMVP) candidate to the merging candidate list to obtain a new merging candidate list, wherein N is a positive integer; obtaining motion information of the current picture block based on the new merging candidate list; and determining a predicted block of the current picture block based on the motion information of the current picture block.

Abstract: The present disclosure provides a cantilever roller brush assembly for a cleaning device. The cantilever roller brush assembly includes a mounting bracket and a cantilever roller brush. The suction chamber assembly includes a suction chamber and a mounting bracket. The cantilever roller brush includes a fixing end and a free end, the fixing end of the cantilever roller brush is rotatably connected to the mounting bracket, and the free end of the cantilever roller brush extends from the fixing end of the cantilever roller brush along the length direction of the cantilever roller brush, and the cantilever roller brush assembly is detachably fixed in the cleaning device through the mounting bracket.

Abstract: A computing system is described that includes user interface components configured to receive typed user input; and one or more processors. The one or more processors are configured to: receive, by a computing system and at a first time, a first portion of text typed by a user in an electronic message being edited; predict, based on the first portion of text, a first candidate portion of text to follow the first portion of text; output, for display, the predicted first candidate portion of text for optional selection to append to the first portion of text; determine, at a second time that is after the first time, that the electronic message is directed to a sensitive topic; and responsive to determining that the electronic message is directed to a sensitive topic, refrain from outputting subsequent candidate portions of text for optional selection to append to text in the electronic message.

Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for generating and training a glued neural network that reuses components taken from a first pre-trained neural network and a second pre-trained neural network. For example, the first pre-trained neural network can be a multi-modal neural network that includes a visual encoder neural network and a small-scale language model neural network. The second pre-trained neural network can be a large-scale language model neural network.

Abstract: The described aspects and implementations enable efficient and seamless tracking of objects in vehicle environments using different sensing modalities across a wide range of distances. A perception system of a vehicle deploys an object tracking pipeline with a plurality of models that include a camera model trained to perform, using camera images, object tracking at distances exceeding a lidar sensing range, a lidar model trained to perform, using lidar images, object tracking at distances within the lidar sensing range, and a camera-lidar model trained to transfer, using the camera images and the lidar images, object tracking from the camera model to the lidar model.

Abstract: The partition monitoring method for concrete dam operation key parts provided by the disclosure firstly utilizes the extracted monitoring data time-frequency vector to partition the concrete dam key parts, and on this basis, obtains time series measurement data of different types of monitoring instruments with high temporal and spatial correlation, so as to establish a graph structure. Then, the dependence of time dimension and variable dimension of multivariate time series data is captured, and the relationship between further learning and representation of graph attention network is provided. Furthermore, the final feature representation of time series measured data is obtained, and finally the anomaly score is calculated through the final feature representation to detect anomalies. The complementary mutual verification of multiple measuring points of monitoring instruments with various types is realized. The structural integrity and spatial distribution law of concrete dams are fully embodied.

Abstract: Disclosed are techniques for multi-modal signal monitoring and processing, such as obtaining a first environment signal set indicating a physical environment around the edge computing apparatus that comprises the target signal source, calculating a spatial position of the target signal source within the physical environment, adjusting spatial positioning of the one or more sensors relative to the spatial position of the target signal source to uncover a region of interest, obtaining a second environment signal set of a uniform data modality indicating physical features of the region of interest, use an artificial intelligence (AI) model to generate output metrics of data modalities different from the uniform data modality, using a generative AI model to generate metric deviation scores for the output metrics, and automatically transmitting a notification indicating required maintenance of the target signal source when the metric deviation scores fail a tolerance threshold value.

Abstract: Disclosed are a projection display device and a white balance adjustment method. The projection display device includes a processor configured for: driving a primary color light source to emit primary color light, and obtaining a first color coordinate value of white light generated by mixing the primary color light; and when deviation between the first color coordinate value and a standard color coordinate value is greater than a deviation threshold value, adjusting light emission parameters of the primary color light source based on the standard color coordinate value, so that deviation between a color coordinate value of white light generated by mixing primary color light emitted by the adjusted primary color light source and the standard color coordinate value is less than or equal to the deviation threshold value, where the standard color coordinate value is a white light color coordinate that the projection display device is expected to achieve.

Abstract: A computation offloading method includes: establishing an associated model of a terminal for computation offloading; training the associated model by taking a to-be-computed task of the terminal, an uplink communication channel gain, a sensing pulse response and an angle difference between a communication beam and a sensing beam as input, to obtain an offloading parameter of the terminal for the to-be-computed task, wherein the to-be-computed task comprises to-be-computed communication data and to-be-computed sensing data, and the offloading parameter comprises a decision for offloading a computing task and a decision for offloading radio frequency transmission power; and offloading the to-be-computed task to an edge side according to the offloading parameter.

Abstract: A data sharding method includes obtaining a plurality of pieces of stored data, and inputting the plurality of pieces of data into a ranking model to obtain a score corresponding to each piece of data, where input information of the ranking model includes the plurality of pieces of data, output information of the ranking model includes the score corresponding to each piece of data, the ranking model is determined based on the plurality of pieces of data and at least one query command, and the query command is used to query target data from the plurality of pieces of data. The method further includes determining, based on the score corresponding to each piece of data, file blocks respectively corresponding to the plurality of pieces of data.

Abstract: A subframe of a vehicle, a body assembly of a vehicle, and a vehicle. The subframe includes: a first cross member and a second cross member; a plurality of subframe longitudinal members connected to the first cross member and the second cross member, the outermost subframe longitudinal members being connected to control arm mounts; a third cross member connected to the plurality of subframe longitudinal members, two ends of the third cross member being arranged corresponding to the control arm mounts of the corresponding subframe longitudinal members, respectively; a suspension mount fixedly arranged on the third cross member; and supports located between the third cross member and the second cross member.

Abstract: The present disclosure provides a safe puncture needle, and relates to the technical field of medical devices, which comprises a needle holder, a base and a needle tubing, wherein the needle tubing comprises a needle tubing body and a needle tubing tip having a bent structure, the base comprises a base body and a guide block, the base body is provided with a second inner space, the base body is provided with a first through-hole and a second through-hole communicating with the second inner space, the guide block is provided with a third through-hole, the needle tubing body passes through the first through-hole and the third through-hole and is slidably connected to the guide block, and the needle tubing tip retracts from the second through-hole.

Abstract: It is provided a mandrel for producing a hollow composite component of a wind turbine rotor blade, the mandrel comprising a core of a first material; an outer layer of a second material arranged radially outward of the core, the second material being more compressible than the first material; and a first intensifier member for intensifying a pressure on a first inner area of a lay-up, the first intensifier member being arranged at least partially radially outward of the core, wherein a first outer surface of the first intensifier member and a second outer surface of the outer layer, together, forms a defined shape corresponding to a desired inner shape of at least a portion of the hollow composite component.

Abstract: A training-free vehicle re-identification method based on a vision-language large model includes: performing dynamic multi-granularity text generation, including: utilizing the vision-language large model to perform visual feature analysis on vehicles to thereby generate structured hierarchical descriptions; constructing a hierarchical generation framework to hierarchically generate basic semantic labels for a vehicle type, a vehicle color, and visible viewpoints, and detail descriptions of target regions guided by local semantics; and dynamically adjusting a hierarchy of the structured hierarchical descriptions based on confidence; performing adaptive feature fusion for realizing adaptive fusion of visual-textual features for coarse vehicle similarity ranking, including: image quality-guided visual feature weight calculation, semantic confidence-driven textual feature weight allocation, and visual-textual fusion coarse ranking; and performing combinatorial contrastive reasoning to divide Top-N images from a

Abstract: The present disclosure provides a shielding apparatus for a lower end of an injection needle and an injection device, and relates to the technical field of injection instruments. By using the shielding apparatus for a lower end of an injection needle in the present disclosure, in the process of mounting a needle holder on an insulin pen, and when the injection needle is completely removed from the insulin pen, the limit block also moves downwardly to abut against a bottom wall of the moving groove, and the shielding cylinder completely covers the lower end of the injection needle, so as to avoid a situation that a user accidentally touches the lower end of an injection needle to be injured, thereby avoiding the safety risk when the lower end of the injection needle is removed.

Abstract: Embodiments of the present disclosure relate to a method, an electronic device, and a computer program product for model training and duration prediction. The method includes acquiring a first set of parameter values related to a first snapshot of a data object, the first snapshot being deleted from a storage system through a first deletion operation. The method further includes acquiring a first duration during which the first deletion operation is performed. The method further includes generating a prediction model based on at least the first set of parameter values and the first duration, the prediction model being used for determining a predicted duration required for deleting the snapshot from the storage system.

Abstract: A display method and an electronic device provide icon animation and starting window image decoding that can be performed in parallel. After a launch operation is detected, an application launch animation may start to be displayed, thus reducing waiting latency and improving user experience.

Abstract: The application provides an electromagnetic protection structure and an electronic device. The electromagnetic protection structure includes: a first structural member with a radio frequency source; a second structural member, where a first current path is coupled between the second structural member and the first structural member, the first current path includes a non-linear region; and a conductive medium, which is electrically connected to the first structural member and the second structural member to form a second current path between the second structural member and the first structural member, so that at least a part of the coupling current of the radio frequency source flows from the first structural member to the second structural member through the second current path. The second current path formed by the conductive medium can shunt the first current path, so as to eliminate or weaken a non-linear effect on the first current path.