Abstract: A dynamic sampling method and device for semiconductor manufacture are provided. The dynamic sampling method includes: generating an N-dimensional virtual image of a wafer based on a design rule and at least one of a quality control data and context data; measuring a critical pattern in the N-dimensional virtual image to generate a virtual metrology result by using a virtual metrology; determining whether the virtual metrology result is larger than a threshold; not performing a measurement on the wafer in a case that the virtual metrology result is larger than the threshold; and performing the measurement on the wafer in a case that the virtual metrology result is not larger than the threshold.

Abstract: Disclosed is a soft plush toy, including a toy body, where the toy body includes a supporting base, the supporting base is made of polyurethane, and the supporting base is coated with a soft layer and a plush outer layer from inside to outside. An animal-shaped doll toy of the present disclosure is capable of standing, and the animal-shaped doll toy brings the user an experience of getting closer to the animal. The supporting base made of polyurethane is pollution-free, non-toxic and odorless, which can effectively prevent the soft layer from collapsing and extend a service life of the toy. The plush toy of the present disclosure simulates diverse postures of the animal, with a prominent simulation effect. Moreover, the plush outer layer is made of the antibacterial fabric material, thereby inhibiting bacterial growth and avoiding hygienic problems caused by long-term use of plush toys.

Abstract: A cotton stuffing machine includes a roller conveyance device, a rotation device, an upward pushing device, and a downward pressing device. The roller conveyance device inputs cotton and presses and pulls the cotton to deliver a cotton section. The rotation device includes a plurality of rotation arms. Each rotation arm has a holding barrel on two ends thereof, and undergoes a 180-degree rotation displacement between a feeding position and an outputting position. The upward pushing device is disposed beneath the feeding position for pushing the cotton section upward into the holding barrel. The downward pressing device is disposed above the outputting position for pushing out the cotton section and inserting it into the bottle. Thus, the present invention improves the efficiency of stuffing operation for stuffing the cotton into the bottles.

Abstract: A fan device includes a frame, a stability maintenance assembly, a shaft, an impeller, and a driving assembly. The frame includes a base and a bearing seat protruding from the base and having an accommodation space. The stability maintenance assembly is disposed in the accommodation space and includes a bearing and a magnet arranged coaxially. The bearing is located above the magnet and magnetized by the magnet. The shaft is disposed through the magnet and the bearing. The impeller is fixed to the shaft so as to be rotatable relative to the frame via the shaft and the bearing. The driving assembly includes a stator and a rotor. The stator is sleeved on the bearing seat of the frame, the rotor is mounted on the impeller and surrounds the stator, and the driving assembly is configured to drive the impeller to rotate relative to the frame.

Abstract: A robotic wrist for a robotic arm includes a hybrid differential with a first cam, a second cam, a first differential input, and a second differential input. The first cam and the second cam are disposed about first and second pivots oriented along a first rotational axis. An abduction output is coupled to the second cam and has a second rotational axis transverse to the first rotational axis. The robotic wrist includes a first actuator, a second actuator, a first link coupling an output of the first actuator to the first differential input, and a second link coupling an output of the second actuator to the second differential input. Synchronous motion of the actuators causes flexion of the abduction output about the first rotation axis, and asynchronous motion of the actuators causes abduction motion of the abduction output about the second rotation axis.

Abstract: Disclosed in the present application are a power grid real-time scheduling optimization method and system, a computer device and a storage medium. The method comprises: acquiring power grid model parameters and power grid operation data; and according to the power grid model parameters and the power grid operation data, obtaining a power grid real-time scheduling adjustment strategy by means of a preset power grid real-time scheduling reinforcement learning training model. Massive operation data of a power grid and load flow calculation simulation technologies can be fused by means of reinforcement learning, and unlike a conventional algorithm, a complex and difficult-to-solve calculation model does not need to be established, so that rapid optimization adjustment of power grid real-time scheduling is achieved, the optimization adjustment cost is reduced, and the matching degree of power grid real-time scheduling and actual operation is improved.

Abstract: A method for video streaming includes receiving a video service request from a vehicle. The video service request is indicative of a request for a video content. The method further includes receiving a bandwidth prediction of a cellular network from the vehicle, and a list of available video codec configurations for a video content associated with the video service request. Moreover, method includes determining a selected video codec configuration based on the bandwidth prediction of the vehicle, determining that the selected video codec configuration is part of the list of available video codec configurations, and providing the video content to the vehicle using the selected video codec configuration.

Abstract: A display panel includes a first display region and a second display region, the first display region and the second display region each include multiple subpixels which are arranged in an array, and each subpixel includes a pixel driver circuit. The second display region corresponds to a photosensitive element. Each pixel driver circuit located in the second display region includes at least one transistor, and at least one transistor of the at least one transistor is a low-temperature polycrystalline oxide thin-film transistor.

Abstract: A data receiving method is disclosed. The method includes: A wireless local area network (WLAN) receiving device receives, by using a first frequency module through a first channel, first data that is sent by a WLAN sending device. The WLAN receiving device receives, by using a second radio frequency module through a second channel, second data that is sent by the WLAN sending device. The WLAN receiving device obtains a received information field based on an information field of the first data and/or an information field of the second data. The WLAN receiving device obtains a received check field based on a check field of the first data and/or a check field of the second data. The WLAN receiving device attempts to check the received information field by using the received check field to obtain an original information field.

Abstract: A deep-learning-based SLM (Selective Laser Melting) online quality monitoring method includes: designing and printing a first defective part; collecting monitoring data of a molten pool of the first defective part in the printing process and performing pre-processing; acquiring defect information distribution of the first defective part and constructing a first data set; training a first convolution neural network model through the first data set; and carrying out online defect information identification on a to-be-tested part by using the trained first convolution neural network model. On the basis of the deep-learning-based SLM online quality monitoring method, the present invention also puts forward a deep-learning-based SLM online repairing method that is used for predicting a repair parameter after identifying a print defect and performing online defect repairing.

Abstract: A system for predicting a user plane using control plane features and Granger causality includes a host device a cloud computing server and controllers. The controllers execute control logic including a prediction application (PA) that obtains sensor data from the sensors, sends control and user plane data to infrastructure, and to the cloud computing servers, and accesses prior knowledge data stored within memory of the cloud computing servers. Additional control logic performs a Granger causality test on the user and control plane data, and utilizes a prediction model to generate a prediction from fused user and control plane data. A prediction verifier is applied to the prediction from the prediction model, and the PA enables the host device to make reliable predictions that allow the host device to adapt to dynamic wireless communications network conditions even when a best possible model is not fully trained.

Abstract: The invention pertains to means and methods for fluorescent in situ hybridization (FISH) using a CRISPR CAS9 variant with nickase activity in order to denature the DNA double strand and then using an exonuclease in order to remove the DNA strand that is not targeted with the FISH probes. The invention enhances FISH signal to noise ratio and allows a highly specific targeting of genomic locations via the used sgRNA and FISH probe sequences. In addition, the invention provides uses and kits for the enhanced FISH methods.

Abstract: An underlayer composition, comprising a polymer comprising a repeating unit of formula (1): wherein Ar is a monocyclic or polycyclic C5-60 aromatic group, wherein the aromatic group comprises one or more aromatic ring heteroatoms, a substituent group comprising a heteroatom, or a combination thereof; X is C or O; R1, R2; Ra and Rb are as provided herein; optionally, R1 and R2 can be taken together form a 5- to 7-membered ring; optionally, one of R11 to R13 can be taken together with R1 to form a 5- to 7-membered ring; wherein Ra and Rb optionally may be taken together to form a 5- to 7-membered ring; wherein one of Ra or Rb optionally may be taken together with R2 to form a 5- to 7-membered ring; and when X is O, Ra and Rb are absent.

Abstract: The present disclosure discloses a distributed capacitance energy absorption verification device, which belongs to the field of direct-current high-voltage surge suppression. The distributed capacitance energy absorption verification device mainly includes a direct-current high-voltage generator, a high-voltage switch, a high-voltage capacitor bank, an isolation transformer, an energy absorption device, a high-voltage sphere gap short-circuit switch and other components. The high-voltage capacitor bank is used for simulating a distributed capacitance, and the high-voltage sphere gap short-circuit switch is used for simulating a short-circuit fault of a direct-current high-voltage system, thereby implementing performance verification of the energy absorption device.

Abstract: A data virtualization layer (DV) receives a join query request related to a plurality of tables respectively stored in a plurality of distributed database servers. A plurality of candidate query plans for the join query request is generated where each of the plurality of candidate query plans indicates an order for transmitting the tables respectively stored in the database servers to the DV. For each of the plurality of candidate query plans, a query cost for the candidate query plan is calculated based on a data amount of the tables to be transmitted according to the candidate query plan. From the plurality of candidate query plans, a query plan is determined for the join query request which has a lowest query cost.

Abstract: A cotton stuffing machine includes a roller conveyance device, a rotation device, an upward pushing device, and a downward pressing device. The roller conveyance device inputs cotton and presses and pulls the cotton to deliver a cotton section. The rotation device includes a plurality of rotation arms. Each rotation arm has a holding barrel on two ends thereof, and undergoes a 180-degree rotation displacement between a feeding position and an outputting position. The upward pushing device is disposed beneath the feeding position for pushing the cotton section upward into the holding barrel. The downward pressing device is disposed above the outputting position for pushing out the cotton section and inserting it into the bottle. Thus, the present invention improves the efficiency of stuffing operation for stuffing the cotton into the bottles.

Abstract: A method in an adaptive filter system is provided. The method comprises obtaining parameters for a plurality of branches of the adaptive filter system. The method further comprises computing gradient-based information for a selected one of the plurality of branches. The method further comprises updating the parameters for the plurality of branches based on the gradient-based information for the selected branch. An adaptive filter system is also provided.