Abstract: A device includes a fin extending from a semiconductor substrate; a gate stack over the fin; a first spacer on a sidewall of the gate stack; a source/drain region in the fin adjacent the first spacer; an inter-layer dielectric layer (ILD) extending over the gate stack, the first spacer, and the source/drain region, the ILD having a first portion and a second portion, wherein the second portion of the ILD is closer to the gate stack than the first portion of the ILD; a contact plug extending through the ILD and contacting the source/drain region; a second spacer on a sidewall of the contact plug; and an air gap between the first spacer and the second spacer, wherein the first portion of the ILD extends across the air gap and physically contacts the second spacer, wherein the first portion of the ILD seals the air gap.

Abstract: A method for computer question answering includes, at a retriever subsystem of a question answering computer system, identifying a plurality of relevant text evidence strings for an input text question. At a linker subsystem of the question answering computer system, one or more of the plurality of relevant text evidence strings are associated with a respective secondary text evidence string to form a plurality of evidence chains via a previously-trained entity-linking machine-learning model. At a chainer subsystem of the question answering computer system, a ranked set of the evidence chains is identified based at least in part on an output of a generative machine-learning model applied to each of the plurality of evidence chains. At a reader subsystem of the question answering computer system, an answer to the input text question is output based at least in part on the ranked set of evidence chains.

Abstract: This application discloses a transmission processing method and apparatus, a communication device, and a readable storage medium, and pertains to the field of communications technologies. The transmission processing method in embodiments of this application includes: splitting, by a transmit end, a delay-Doppler domain resource block corresponding to each antenna in L antennas into L sub-blocks of equal size, L being an integer greater than 1; and performing, by the transmit end, delay-Doppler domain block encoding on the L antennas at the granularity of sub-block.

Abstract: Two types of blue light blocking contact lenses are provided and are formed by curing different compositions. The first composition includes a blue light blocking component formed by mixing or reacting a first hydrophilic monomer and a yellow dye, a first colored dye component formed by mixing or reacting a second hydrophilic monomer and a first colored dye, at least one third hydrophilic monomer, a crosslinker, and an initiator. The first colored dye includes a green dye, a cyan dye, a blue dye, an orange dye, a red dye, a black dye, or combinations thereof. The second composition includes a blue light blocking component, at least one hydrophilic monomer, a crosslinker, and an initiator. The blue light blocking component is formed by mixing or reacting glycerol monomethacrylate and a yellow dye. Further, methods for preparing the above contact lenses are provided.

Abstract: Systems and techniques are provided for part segmentation. For example, a process for performing part segmentation can include obtaining a three-dimensional capture of an object. The method can include generating one or more two-dimensional images of the object from the three-dimensional capture of the object. The method can further include processing the one or more two-dimensional images of the object to generate at least one two-dimensional bounding box associated with a part of the object. The method can include performing three-dimensional part segmentation of the part of the object based on a three-dimensional point cloud generated from the one or more two-dimensional images of the object and the at least one two-dimensional bounding box and based on semantically labeled super points which are merged into subgroups associated with the part of the object.

Abstract: Implementations of this specification provide methods and apparatuses for replaying logs. One method includes: classifying a plurality of logs to be replayed into log queues, sending the log queues to a global replay queue, allocating one or more replay threads to the log queues based on rankings of the log queues in the global replay queue, wherein the one or more replay threads are configured to replay one or more current log queues of the log queues, and in response to identifying an error of a current log queue of the one or more current log queues in a replay process, allocating a replay thread of the one or more replay threads allocated to the current log queue to a log queue that immediately follows the current log queue in the global replay queue.

Abstract: A laser source generates an optical signal. A splitter splits the optical signal into a first signal and a second signal. A first modulator modulates the first signal. A second modulator modulates the second signal. A scanner scans the first signal following the modulation by the first modulator. A coupler combines the modulated second signal and the modulated first signal following the scanning of the first signal. A detector detect an attribute corresponding to the combined modulated second signal and the modulated first signal and captures a target based on the combined modulated second signal and the modulated first signal.

Abstract: Provided are a fused tricyclic cyclin-dependent kinase inhibitor, and a preparation method therefor and a pharmaceutical use thereof. In particular, the structure of the fused tricyclic cyclin-dependent kinase inhibitor is shown in formula I, wherein substituents are defined in the description. The fused tricyclic cyclin-dependent kinase inhibitor is used for preventing and/or treating cyclin-dependent kinase related diseases, in particular cancers.

Abstract: Computing systems, methods, and non-transitory storage media are provided for obtaining a signal emitted from a Lidar, applying a frequency modulation to the signal to generate an up-scanning direction and a down-scanning direction of the signal, wherein the up-scanning direction and the down-scanning direction are symmetric, suppressing a carrier frequency of the signal in response to the applying of the frequency modulation, applying a frequency modulation to the carrier frequency by shifting a local oscillator to change a symmetry between the up-scanning direction and the down-scanning direction, or adding a phase modulation, directing the signal to a target, and simultaneously determining a velocity and a direction of motion of the target with respect to the Lidar based on frequencies of a reflected signal from the target in the up-scanning direction and in the down-scanning direction.

Abstract: The present application provides a method for detecting a broken fanout wire of a display substrate, and a display substrate, and belongs to the field of display technology. In the method for detecting a broken fanout wire, the display substrate includes a base substrate having first and second surfaces opposite to each other, and a plurality of connection structures disposed at intervals on the first surface; and each connection structure includes first and second pads and a fanout wire electrically connecting the first pad to the second pad. The method for detecting a broken fanout wire includes: forming at least one detection unit, which includes: connecting at least two connection structures in series through a connecting part; and measuring a head and an end of the detection unit to obtain resistance of the detection unit, and determining whether there is a broken fanout wire in the detection unit.

Abstract: A grader and slope scraping control method and device include a grader having a front frame; a blade mounted on the front frame, an attitude of the blade is adjustable; an actuator for adjusting the attitude of the blade; a first angle detecting member for detecting a first inclination angle in a front and rear direction of the grader relative to a horizontal plane and a second inclination angle in a left and right direction relative to a horizontal plane; a blade detecting member for detecting attitude information of the blade relative to the front frame; and a controller, for obtaining an actual slope angle based on the first inclination angle, second inclination angle and attitude information, and make the actuator adjust attitude of the blade to a target slope angle when the actual slope angle is inconsistent with the preset target slope angle.

Abstract: A semiconductor device and a method of forming the same are provided. The semiconductor device includes a substrate, a gate structure, a dielectric structure and a contact structure. The substrate has source/drain (S/D) regions. The gate structure is on the substrate and between the S/D regions. The dielectric structure covers the gate structure. The contact structure penetrates through the dielectric structure to connect to the S/D region. A lower portion of a sidewall of the contact structure is spaced apart from the dielectric structure by an air gap therebetween, while an upper portion of the sidewall of the contact structure is in contact with the dielectric structure.

Abstract: An array substrate includes a first pixel driving circuit, a second pixel driving circuit, and a third pixel driving circuit; and a first voltage supply line, a second voltage supply line, and a third voltage supply line configured to provide a constant voltage signal respectively to the first pixel driving circuit, the second pixel driving circuit, and the third pixel driving circuit. The first voltage signal line crosses over a second capacitor electrode in the first pixel driving circuit by a first overlapping area. The second voltage supply line crosses over a second capacitor electrode in the second pixel driving circuit by a second overlapping area. The third voltage supply line crosses over a second capacitor electrode in the third pixel driving circuit by a third overlapping area. The third overlapping area is greater than the first overlapping area, and is greater than the second overlapping area.

Abstract: Provided are a vibration object monitoring method and apparatus, a computer device, and a storage medium. The method includes: in response to detecting that a vibration object exists in a monitoring video picture for a target monitoring region, a vibration object region in the monitoring video picture is determined, where the vibration object region is a region where the vibration object is located in the monitoring video picture; displacement information of a key point of the vibration object in the vibration object region is recorded; vibration information of the vibration object in the monitoring video picture is determined based on the displacement information; and a vibration object monitoring result for the target monitoring region is generated according to the vibration information. The abnormal vibration monitoring can be performed on the vibration object in the target monitoring region in time according to this method.

Abstract: There is provided a radiotherapy system, a data processing method and a storage medium. The radiotherapy system includes a calibration database, a training module and a data processing module. The calibration database can acquire a plurality of the sample data generated in a clinical therapy process. The training module can perform deep learning on the plurality of sample data stored in the calibration database to obtain a therapy algorithm model. The data processing module can process the detection data received in the clinical therapy process according to the therapy algorithm model to generate preliminary therapy data. As the therapy algorithm model is obtained by performing deep learning on a large amount of clinical data, the reliability of the therapy algorithm model is high. Accordingly, the accuracy of the preliminary therapy data generated by the therapy algorithm model is also high.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a first user equipment (UE) may receive a communication from a second UE. The first UE may select an index that represents multiple control bits associated with the communication. The first UE may transmit an indication of the index in a portion of a physical sidelink feedback channel (PSFCH) resource pool that is selected based at least in part on the index. Numerous other aspects are described.

Abstract: The present disclosure provides use of sweetpotato IbSAP15 gene in regulating leaf shape and flower shape of sweetpotato. Compared with the control, Ipomoea batatas cv. Xuzishu 8, IbSAP15-overexpressing lines have more deeply incised blades, dehiscent corollas, and higher ornamental value. In the present disclosure, overexpression of the sweetpotato IbSAP15 gene in sweetpotato can deepen leaf incisions, make trumpet-shaped corollas dehiscent, and change leaf shape and flower shape of sweetpotato. The present disclosure is suitable for developing sweetpotato germplasms with different leaf shape and flower shape and promotes ornamental flowering/foliage sweetpotato breeding.

Abstract: Articles and devices comprising fluorinated polymers, as well as methods of preparing fluorinated polymers, are generally described. In some cases, such fluorinated elastomers can be used for sensing neural activity, e.g., by encapsulating electronic circuits, or other applications. Furthermore, according to certain embodiments, polymers can, surprisingly, be directly deposited onto layers comprising low molecular weight fluorinated polymers, e.g., without swelling in the presence of certain solvents. Some embodiments are generally directed to devices and methods for treating fluorinated polymers and subsequently depositing material onto the treated fluorinated polymers. This may allow the fabrication and patterning of multilayered articles comprising fluorinated elastomers.

Abstract: Wireless communications systems and methods related to an efficient arithmetic coding based multiple composition distribution matcher (MCDM) are provided. A wireless communication device selects, based on a first value representing a sequence of bits, a first composition from a plurality of compositions. Each composition of the plurality of compositions includes a different modulation symbol distribution associated with a modulation scheme. The wireless communication device encodes, based on the first composition, the sequence of bits into a sequence of symbols using arithmetic coding. The wireless communication device transmits a communication signal including the sequence of symbols.

Abstract: Described herein are novel methods of synthesizing 5-Bromo-2-(3-chloro-pyridin-2-yl)-2H-pyrazole-3-carboxylic acid from pyrazole or pyrazole derivatives.