Abstract: The present disclosure is directed to selecting order checkout options. In particular, the methods and systems of the present disclosure may, responsive to receiving data describing a potential order for an online shopping concierge platform: generate, based at least in part on the data describing the potential order, a plurality of different and distinct checkout options for the potential order; determine, for each checkout option of the plurality of different and distinct checkout options and based at least in part on one or more machine learning (ML) models, a probability that a customer associated with the potential order will proceed with the potential order if presented with the checkout option; and select a subset of checkout options for presentation to the customer based on their respective determined probabilities that the customer will proceed with the potential order if presented with the subset of checkout options.

Abstract: A device for on-site detection of soil organic matter, including a pre-processing module, a centrifugal system, a microfluidic chip, and a photoelectric detection module. The pre-processing module is configured to process a soil sample into a soil solution. The centrifugal system is configured to generate a centrifugal force. The microfluidic chip is configured to allow mixing of the soil solution and an extraction solvent for extraction under the centrifugal force to obtain an extract. The photoelectric detection module is configured to detect the extract to determine organic matter content in the soil solution. An on-site detection method and a microfluidic chip are also provided. The microfluidic chip includes a channel layer, a cover layer arranged above the channel layer, and a base plate layer arranged below the channel layer.

Abstract: The present disclosure relates to the technical field of loading test devices, relating to a test device for arbitrarily directional combined loading and a method for using the loading test device. The device includes a test bench base assembly and a loading assembly. The loading assembly is arranged above the test bench base assembly. The loading assembly includes a loading oil cylinder and a swing base. The swing base can rotate with respect to the loading base, such that a direction of the loading oil cylinder can be adjusted to meet requirements of different loading angles. The test bench base assembly includes a first chute, and the loading base is connected to the first chute via a sliding fastening bolt.

Abstract: A device for detecting soil nutrients on site, including an extracting grid, an on-site real-time detection assembly and a transfer assembly for transferring a soil extract from the extracting grid to the on-site real-time detection assembly. A soil nutrient detection method using the device and a microfluidic chip are also provided. The microfluidic chip includes a cover plate and a base plate. The base plate includes a soil extract feeding groove, a quantitative feeding groove, a reagent storage groove, and a serpentine groove.

Abstract: An electronic device may include an antenna and a coaxial cable coupled to the antenna. The coaxial cable may have a signal conductor coupled to an antenna resonating element of the antenna and a ground conductor coupled to an antenna ground of the antenna. The ground conductor may include an ungrounded segment that is separated from the antenna ground by a gap. A capacitive coupling between the ground conductor in the ungrounded segment and the antenna ground via the gap may form an impedance matching component for the coaxial cable. A dielectric retention layer may overlap the coaxial cable and hold the coaxial cable in place relative to the antenna ground to maintain the gap.

Abstract: A low-power pulse output circuit comprises first to third PMOS transistors, first NMOS to third NMOS transistors, a resistor regulation module, a capacitor regulation module, an inverter and a buffer. Drains of the first PMOS and first NMOS transistors, gates of the first NMOS, second PMOS, second NMOS, and third NMOS transistors are connected. Drain of the second PMOS transistor, gate of the third PMOS transistor and one terminal of the resistor regulation module are connected. The other terminal of the resistor regulation module and drain of the second NMOS transistor are connected. Drain of the third PMOS transistor, drain of the third NMOS transistor and an input terminal of the inverter are connected. An output terminal of the inverter, the other terminal of the capacitor regulation module and an input terminal of the buffer are connected.

Abstract: The present disclosure is directed to compounds of Formula (1): wherein m, n, Y, R1, R2, R3, R4 and R5 are each as described herein, as stereoisomers, enantiomers or tautomers thereof or mixtures thereof; or pharmaceutically acceptable salts, solvates or prodrugs thereof, and pharmaceutical compositions comprising the compounds of Formula (I), as described herein, which are useful as voltage-gated potassium channel modulators and are therefore are useful in treating seizure disorders such as epilepsy.

Abstract: A method performed by at least one processing device in an illustrative embodiment comprises applying a first image and a message to an encoder of a steganographic encoder-decoder neural network, generating in the encoder, based at least in part on the first image and the message, a perturbed image containing the message, decoding the perturbed image in a decoder of the steganographic encoder-decoder neural network, and providing information characterizing the decoded perturbed image to the encoder. The generating, decoding and providing are iteratively repeated, with different perturbations being determined in the encoder as a function of respective different instances of the provided information, until the decoded perturbed image meets one or more specified criteria relative to the message. The perturbed image corresponding to the decoded perturbed image that meets the one or more specified criteria relative to the message is output as a steganographic image containing the message.

Abstract: The present disclosure provides a fixed-position defect doping method for a micro-nanostructure based on a self-alignment process, including: S1, sequentially forming a sacrificial layer and a photoresist layer on a surface of a crystal substrate; S2, performing a lithography on the photoresist layer to form a mask hole according to a micro-nano pattern; S3, performing an isotropic etching on the sacrificial layer through the mask hole, and amplifying the micro-nano pattern to the sacrificial layer; S4, performing an ion implantation doping on an exposed crystal surface below the mask hole; S5, removing the photoresist layer, and depositing a mask material; S6, removing the sacrificial layer, and transferring a micro-nano amplified pattern in the sacrificial layer to a mask material pattern; and S7, etching an exposed crystal surface, and removing the mask material on the surface and forming a specific defect by annealing.

Abstract: The present invention relates to a receiver-centric transmission system for IoT systems, such as lighting networks, with combo protocol radio chips that share a single radio front-end for two or more transmission protocols of different network technologies while preventing unacceptable performance degradations in one or both protocol modes. The receiver-centric approach allows implementation of two networks with acceptable performances on one single radio chip per node rather than requiring two radio chips per node.

Abstract: An online concierge system includes a marketplace automation engine for setting various control parameters affecting marketplace operation. The marketplace automation engine applies a hyperparameter learning model to the marketplace state data to predict a set of hyperparameters affecting a set of respective parameterized control decision models. The hyperparameter learning model is trained on historical marketplace state data and a configured outcome objective for the online concierge system. The marketplace automation engine independently applies the set of parameterized control decision models to the marketplace state data using the hyperparameters to generate a respective set of control parameters affecting marketplace operation of the online concierge system. The marketplace automation engine applies the respective set of control parameters to operation of the online concierge system.

Abstract: A passenger tracking system includes a multiple of sensors for capturing depth map data of objects. A processing module in communication with the multiple of sensors to receive the depth map data, the processing module uses the depth map data to track an object and calculate passenger data associated with the tracked object to generate a passenger tracking list that tracks each individual passenger in the passenger data from an origin lobby to a destination lobby and through an in-car track between the origin lobby and the destination lobby.

Abstract: A method of displaying a user interface is provided. The method includes retrieving reviews for an item and extracting indicia from the retrieved reviews. A first question is generated based on the extracted indicia. A first interactive user interface is displayed that includes the first question along with an option to provide a response that corresponds to a review of the item. A second question and an answer to the second question are generated based on the response to the first question. A second interactive user interface that includes the second question and the answer to the second question is then displayed.

Abstract: A semiconductor layout structure includes: active layers, each active layer including a first active area and a second active area arranged adjacent to the first active area, the first active area including first transistor areas spaced apart from each other, the second active area including second transistor areas spaced apart from each other; and gate layers, each gate layer being arranged above a respective active layer, and including at least one first gate structure extending along a first direction, and second gate structures spaced apart from each other in the first direction, and the at least one first gate structure and the second gate structures being arranged adjacent to each other, the at least one first gate structure corresponding to the first transistor areas, and each second gate structure corresponding to a second transistor area.

Abstract: A wireless communications device configured to perform wireless resource management at a base station that performs wireless communication with a plurality of terminals by a predetermined beam, includes a memory storing therein a plurality of beam tables set with the terminals accommodated by a plurality of beams, and a processor connected to the memory and configured to manage the beam tables. The processor, during system operation, determines a movable terminal that, of the terminals, is movable between the beam tables and determines another beam table that, of the beam tables, is capable of accommodating the movable terminal. The processor moves the moveable terminal to the other beam table and adjusts a number of the terminals accommodated by each of the beam tables.

Abstract: A manufacturing method for a test structure includes: providing a substrate, and forming a gate dielectric film and a conductive film being stacked successively on the substrate; patterned etching at least the conductive film to form a plurality of gate structures discretely located on the substrate, the distance between adjacent gate structures in an arrangement direction of the gate structure being less than or equal to 110 nm; forming isolation sidewalls on two opposite sides of the gate structures; and, implanting doping ions into the substrate to form doped regions by taking the gate structures and the isolation sidewalls as masks, the distance between the doping depth of the doped regions and the top surface of the substrate in a direction perpendicular to the surface of the substrate being less than 10 nm.

Abstract: The present disclosure provides a semiconductor structure and a manufacturing method thereof. The manufacturing method of a semiconductor structure includes: providing an initial semiconductor structure, where the initial semiconductor structure includes a substrate and a polycrystalline silicon layer; forming a first mask layer on the initial semiconductor structure, where the first mask layer has a first ion implantation window, and the first ion implantation window defines a position of a gate electrode of a first transistor; and performing a first ion implantation process to perform work function adjustment on the gate electrode of the first transistor through the first ion implantation window, to form a semiconductor structure.

Abstract: The invention provides an asset-tracking system (100) for tracking a target tag (10) in a space (500), wherein the target tag (10) is configured to emit a target beacon signal, wherein the asset-tracking system (100) comprises a plurality of listener nodes (110) arranged in the space (500) and configured to detect the target beacon signal, wherein the asset-tracking system (100) comprises a control system (300), wherein the control system (300) has access to (i) listener location data and to (ii) map data, wherein in an operational mode: the control system (300) determines the presence of an object (200), wherein an object tag (210) is associated to the object (200), and wherein the object tag (210) is configured to emit an object beacon signal, wherein the plurality of listener nodes (110) are configured to detect the object beacon signal and to provide a related object signal to the control system (300); the control system (300) determines a confidence zone set (230) for each listener node (110) based on th

Abstract: The invention provides an asset-tracking system (100) for tracking a tag (10) in a space (500), wherein the tag (10) periodically emits a beacon signal (20), wherein the asset-tracking system (100) comprises a plurality of listener nodes (110) arranged in the space (500) and configured to detect the beacon signal (20), and wherein the asset-tracking system (100) comprises a control system (300), wherein the control system (300) has access to location data of the plurality of listener nodes (110), wherein in an operational mode: each listener node (110) of the plurality of listener nodes (110) determines a signal property upon detecting the beacon signal (20), wherein the listener node (110) determines an announcement delay based on the signal property; each listener node (110) announces a measurement signal (120) after the announcement delay to a related proper subset (111) of the plurality of listener nodes (110) unless the listener node (110) has received a predetermined number m of measurement signals (120