Abstract: A POI recommendation method based on the graph database includes: acquiring an ID and positioning information of a target user; according to the ID and the positioning information of the target user, acquiring a feature vector of the target user, a friend intimacy coefficient of the target user and a target POI set from a target graph database, wherein the target POI set is a set composed of POIs within a preset distance range queried according to the positioning information; according to the target POI set, acquiring a feature matrix of a user set with related POI consumption records from the target graph database, wherein the related POI consumption records are consumption records associated with any POI in the target POI set; and according to the friend intimacy coefficient, the feature vector of the target user and the feature matrix, determining a target POI from the target POI set.

Abstract: An optical module and a projector including the optical module are provided. The optical module includes a base, a first frame body disposed in the base, an optical element disposed in the first frame body, and at least one driving assembly disposed between the base and the first frame body. The first frame body is configured to swing relative to the base through a magnetic force generated by the at least one driving assembly, and each of the at least one driving assembly includes a coil and a magnetic structure that is separated from the coil and includes a magnetic permeable plate, a separation medium, and a magnet element. The separation medium is located on one side of the magnetic permeable plate facing the coil. The magnet element is disposed on the side of the magnetic permeable plate facing the coil and is separated by the separation medium.

Abstract: The present invention is related to a high frequency easy melting multiple layered structure, which includes a high frequency easy melting coating layer; a high frequency easy melting adhesive layer installed below the high frequency easy melting coating layer and a high frequency easy melting thermoplastic polyurethane (TPU) substrate placed below the high frequency easy melting adhesive layer. They serve to reduce the energy and time period in the high frequency melting and connection so as to promote producing speed and capacity effectively.

Abstract: Systems, methods, apparatuses, and computer program products for contact-free heart rate monitoring and/or measurement are provided. One method may include receiving video(s) that include visual frame(s) of individual(s) performing exercises, detecting some exposed skin from the video(s), and performing motion compensation to generate color signals for the exposed skin to precisely align frames of the exposed skin. The method may also include generating the color signals by estimating a skin color for each frame by taking a spatial average over pixels of a cheek of the face(s) for R, G, and B channels, respectively, applying an operation to remove remaining motion traces from the frames such that the heart rate traces dominate, and extracting and/or outputting the heart rate of the individuals using a frequency estimator of the skin color signals.

Abstract: A vehicle refrigerator is disclosed. The vehicle refrigerator may include a body, a refrigerating system and a driving system. The refrigerating system and the driving system are both arranged in the body. The body is removable in a trunk of a vehicle. The driving system is used for driving the refrigerating system to operate normally, and may include an igniter and an air source. The igniter is connected with the air source. The refrigerating system is used for cooling an inner cavity of the body and is provided with a working medium capable of changing gas and liquid.

Abstract: A mechanical pneumatic valve system of a paintball gun is disclosed herein. It comprises a trigger activated valve body, a firing control valve body connected at a top of the trigger activated valve body, a firing control piston disposed in the firing control valve body, a push pilot piston positioned at a posterior end of the firing control piston and having a diameter greater than a diameter of the firing control piston, a dump chamber air reservoir communicated with the trigger activated valve body and having a volume adjustable piston to increase or decrease a volume of the dump chamber air reservoir, and a dump chamber control valve piston housed in the trigger activated valve body.

Abstract: A method for intraoperative planning and facilitating a revision arthroplasty procedure includes displaying a virtual model of a bone, capturing positions of a tracked probe as the tracked probe contacts points at a perimeter of a primary implant component coupled to the bone, generating a virtual representation of an interface between the primary implant component and the virtual model of the bone using the positions of the tracked probe, planning a bone resection using the virtual representation of the interface, and guiding execution of the bone resection.

Abstract: Aspects of the disclosure provide a method for radio resource management (RRM) measurement. The method can include receiving, by processing circuitry of a user equipment (UE), an RRM measurement configuration from a base station (BS) in a beamformed communication system. The RRM measurement configuration indicates presence of multiple quasi collocated (QCLed) frequency domain multiplexed (FDMed) reference signal (RS) transmissions in a carrier. The method can further includes perform RRM measurement according to the received RRM measurement configuration using one or more of the multiple QCLed FDMed RS transmissions.

Abstract: Various embodiments of the present disclosure are directed towards an integrated circuit (IC) including a substrate comprising sidewalls that define a trench. A capacitor comprising a plurality of conductive layers and a plurality of dielectric layers that define a trench segment is disposed within the trench. A width of the trench segment continuously increases from a front-side surface of the substrate in a direction towards a bottom surface of the trench.

Abstract: A dual-modality nanoprobe targeting glioblastoma and preparation method thereof are described. The dual-modality nanoprobe of the present disclosure comprises DSPE-PEG(2000)-Amine, superparamagnetic iron oxide nanoparticles (SPIONs), Cy7-NHS molecule, targeting polypeptide and/or trans-mirror structure (i.e., enantiomer) thereof. The dual-modality nanoprobe can integrate the advantages of magnetic resonance and fluorescence imaging and thus provide clearer anatomical structure information of brain tumors; in the imaging process, the dual-modality nanoprobe can not only provide clearer image results, but also can specifically identify target sites. Also, the dual-modality nanoprobe of the present disclosure also has good in vivo stability.

Abstract: An underwater cavitation jet cleaning system provided with an automatic metering feeder for cleaning solution organically integrates a cavitation jet technology with the improvement of cleaning solutions, which can not only increase bubbles can be during jet, but also is beneficial for removing hull dirt. An eddy segment of a nozzle is arranged as a spiral passage, and the eddy segment is gradually reduced from a water inlet to a water outlet, so that a speed of fluid becomes further faster. A volume of an in-pipe chamber of a barrel is different, and the fluid is pulsed while flowing through the barrel, so that the fluid is finally ejected from the nozzle of a cleaning gun, which efficiently improves the cavitation rate, and increases the generation of cavitation nucleus.

Abstract: A semiconductor device includes a semiconductive substrate, a first semiconductive fin and a second semiconductive fin extending upwards from the semiconductive substrate, an isolation structure at least partially between the first semiconductive fin and the second semiconductive fin, a first semiconductive raised portion and a second semiconductive raised portion. The first semiconductive raised portion extends upwards from the semiconductive substrate, is buried under the isolation structure, and is between the first semiconductive fin and the second semiconductive fin. A top surface of the first semiconductive fin is higher than a top surface of the first semiconductive raised portion. The second semiconductive raised portion extends upwards from the semiconductive substrate, is buried under the isolation structure, and is between the first semiconductive raised portion and the second semiconductive fin.

Abstract: The biphasic topical compositions of various embodiments comprise a Phase A including castor oil and one or more additional non-polar solvents, and a Phase B including ethanol and one or more additional polar solvents, wherein the ratio of castor oil to ethanol is about 1:1 to about 3:1; and wherein the biphasic topical composition is free of surfactants and emulsifiers. The methods include treating uneven skin tone, treating acne, lightening or brightening the skin, protecting a subject's skin from sun damage, protecting a subject's skin and scalp from the effects of aging, improving the look of the skin, improving the appearance of the skin, treating fibrotic skin conditions, treating the hair, and improving the appearance of the hair.

Abstract: Systems, methods, apparatuses, and computer program products for reconstructing electrocardiogram (ECG) waveforms from photoplethysmogram (PPG) signals using dictionary learning and deep learning for continuous monitoring and analytics. A method may include obtaining an electrical signal of a heart. The method may also include obtaining a circulatory signal related to a pulsatile volume of blood in tissue. The method may further include preprocessing the electrical signal and the circulatory signal. In addition, the method may include learning a mapping from at least one of the preprocessed electrical signal and the preprocessed circulatory signal. Further, the method may include training a model using the mapping. The method may also include deriving cardiovascular data based on the trained model.

Abstract: A method for bicycle fitting includes receiving evaluation factors based on one or more scenario parameters; positioning at least one of a saddle and a handlebar to one or more positions when a user is pedaling; determining values for the evaluation factors according to data received from one or more sensors at the one or more positions; and processing the values to identify one or more recommended positions for the saddle or the handlebar.

Abstract: A driver circuit which includes an output circuit and a control circuit coupled to the output circuit. The driver circuit includes a pull-up transistor with a silicon semiconductor layer. The control circuit includes a first transistor with an oxide semiconductor layer.

Abstract: A micro-droplet-emulsifier to generate a micro-droplet-emulsion for application on digital polymerase chain reaction is provided. This device includes a micropipette to hold a dispersed-phase-liquid; a droplet generator that attaches to the micro-pipette and has a plurality of substantially flat micro-channels. The dispersed-phase-liquid is forced through the micro-channels to form micro-droplet-emulsion of dispersed-liquid-phase in the continuous-liquid-phase inside the chamber. The size of the micro-droplets is controlled by the shape and the aspect ratio of the micro-channels, the depth of the micro-channels and the material of the micro-droplet-generator-head that dictates the contact angle of the droplet on the micro-channels.

Abstract: The disclosure relates to a pre-5th-generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-generation (4G) communication system such as long term evolution (LTE). Embodiments of the disclosure provide a method and device for RRC idle mode uplink transmission. The method may include: receiving a parameter and resource configuration for RRC idle mode uplink transmission; and, transmitting, in a RRC idle mode, uplink data according to preconfigured at least one of a parameter or a resource. The method can improve system transmission efficiency and reduce user equipment power consumption.

Abstract: A write method for a resistive memory including a storage array, a control circuit and an access circuit is provided. The control circuit receives an external command to activate the access circuit to access the storage array. The write method includes determining whether the external command is ready to perform a write operation for the storage array; generating a first operation voltage group to the access circuit when the external command does not perform the write operation for the storage array; reading a count value of a block that corresponds to a write address when the external command performs the write operation for the storage array, wherein the count value indicates the number of times that the block corresponding to the write address performs the write operation; and generating a second operation voltage group to the access circuit according to the count value of the block.

Abstract: The present disclosure provides a method for treating and/or preventing coccidiosis, including administering to a subject in need thereof a composition including an effective amount of a Bacillus spp.-fermented product. The Bacillus spp.-fermented product has the potential for development as feed additives and use as a possible solution to treat and/or prevent coccidiosis in the poultry industry.