Abstract: A recommendation method applied to a terminal includes a rule platform with system-level permission, the rule platform is configured to save system resources and remind a user of a function of an application. The rule platform obtains a first event and a first rule related to the first event from a rule base. The rule platform includes the rule base including a rule and each rule includes a condition. The rule platform updates a matching status of a first condition corresponding to the first event in the first rule The terminal displays a recommendation result corresponding to the first rule when a matching status of each condition in the first rule indicates that the matching is successful. The first rule is one of the rule related to the first event.

Abstract: Disclosed are a model parameter training method and a terminal based on federation learning, and a medium. The method includes: determining a feature intersection of a first sample of the first terminal and a second sample of a second terminal, training the first sample based on the feature intersection to obtain a first mapping model, sending the first mapping model to the second terminal; receiving a second encryption mapping model sent by the second terminal, predicting a missing feature of the first sample of the first terminal according to the second encryption mapping model to obtain a first encryption supplementary sample; receiving a first encryption federation learning model parameter sent by a third terminal, training a federation learning model to be trained according to the first encryption federation learning model parameter, and calculating a first encryption loss value; and sending the first encryption loss value to the third terminal.

Abstract: Disclosed are a federated-learning based method of acquiring model parameters, a system, and a readable storage medium. The method includes: calculating first data of a first terminal and second data of a second terminal to obtain a loss value; and encrypting, by the second terminal, the loss value, and sending, the encrypted loss value to a third terminal; receiving the encrypted loss value sent by the second terminal, by the third terminal, and decrypting the encrypted loss value to obtain the loss value; detecting whether the model to be trained is at convergence according to the loss value after decrypting; in response that the model to be trained is at convergence, acquiring a gradient corresponding to the loss value; and determining a sample parameter corresponding to the gradient, and determining the sample parameter as a model parameter of the model to be trained.

Abstract: A method includes receiving, via a microphone at a printer, a voice command based on a tag of an indexed document. The method further includes digitizing the voice command. The method further includes retrieving a supplemental document based on the digitized voice command. The method further includes printing the supplemental document at the printer.

Abstract: Disclosed is a portable earphone device. The device comprises: a neckline earphone, comprising a voice module and a first wireless communication module communicationally connected to the voice module; and a neckband, comprising a second wireless communication module, a network connection module, and a processor, both the second wireless communication module and the network connection module being communicationally connected to the processor; the first wireless communication module being communicationally connected to the second wireless communication module; the neckline earphone being detachably accommodated in the neckband to constitute a neckband earphone. The device can be individually used as a neckline earphone and can be used as a neckband earphone in an accommodation state.

Abstract: An adjustable brewer structure, which is applicable for an object to be brewed and a container used for the purpose of brewing, and includes: an outer cylinder, disposed inside the container, wherein the bottom end thereof is provided with a bottom plate formed with at least one penetrated hole and the center thereof is formed with an accommodation space, and the periphery thereof is formed with at least one penetrated hole; and an inner cylinder, disposed in the accommodation space of the outer cylinder, wherein the bottom end thereof is provided with a bottom plate formed with at least one penetrated hole and the center thereof is formed with an accommodation space allowing the object to be brewed to be accommodated therein, and the periphery thereof is formed with at least one penetrated hole corresponding to the penetrated hole at the periphery of the outer cylinder.

Abstract: Embodiments of this application provide a recommendation method applied to a terminal, where the terminal includes a rule platform with system-level permission, and the rule platform is configured to save system resources and remind a user of a function of an application. The method includes: obtaining, by the rule platform, a first event; obtaining, by the rule platform, at least one rule related to the first event from a rule base, where the rule platform includes the rule base, the rule base includes at least one rule, each rule includes at least one condition; updating, by the rule platform, a matching status of a first condition corresponding to the first event in the at least one rule related to the first event; and when a matching status of each condition in a first rule indicates that matching is successful, displaying, by the terminal, a recommendation result corresponding to the first rule, where the first rule is one of the at least one rule related to the first event.

Abstract: A data re-transferring method is based on bit transformation in a communication system. The communication system adopts a high order modulation and supports a re-transferring mechanism. The method includes transforming bits of data to be retransferred in a symbol according to a selected transformation mode, mapping the transformed bits to one constellation figure, and performing Quadrature Amplitude Modulation for the mapped bits.

Abstract: Disclosed is a portable earphone device. The device comprises: a neckline earphone, comprising a voice module and a first wireless communication module communicationally connected to the voice module; and a neckband, comprising a second wireless communication module, a network connection module, and a processor, both the second wireless communication module and the network connection module being communicationally connected to the processor; the first wireless communication module being communicationally connected to the second wireless communication module; the neckline earphone being detachably accommodated in the neckband to constitute a neckband earphone. The device can be individually used as a neckline earphone and can be used as a neckband earphone in an accommodation state.

Abstract: A multi-nozzle combined atomizing dust suppression experimental equipment under the effect of airflow disturbance includes a simulated roadway device, water spray based dust suppression device and nozzle position adjustor. The simulated roadway device includes an inlet portion, front divergent portion, simulated roadway body, rear convergent portion and outlet portion. The water spray based dust suppression device includes a dust generation and extraction system and spraying system. The dust generation and extraction system includes a dust generation device, exhaust air duct, exhaust fan and outlet air duct while the spraying system includes a water tank, high pressure water pump, confined water pipe, pressure water flow converter and multiple nozzles. The nozzle position adjustor includes a nozzle slide, slide fixing rod, nozzle sliding rack and electrically-controlled drive system which controls the change of horizontal position and vertical position of the nozzles.

Abstract: Disclosed is a storing method for data acquisition, including: acquiring a collected data, and acquiring a generation time and a collection time for the collected data; obtaining an offset by computing a difference between the generation time and the collection time; and acquiring a default offset threshold, and determining whether the offset being less than the default offset threshold; if so, acquiring a centralized storage directory corresponding to the collected data, acquiring a generation time sub-directory corresponding to the generation time under the centralized storage directory, acquiring an offset sub-directory corresponding to the offset under the generation time sub-directory and storing the collected data in the offset sub-directory. The invention also provides a storing apparatus for data acquisition. The storing method and apparatus for data acquisition improve the data access efficiency.

Abstract: A multi-nozzle combined atomizing dust suppression experimental equipment under the effect of airflow disturbance includes a simulated roadway device, water spray based dust suppression device and nozzle position adjustor. The simulated roadway device includes an inlet portion, front divergent portion, simulated roadway body, rear convergent portion and outlet portion. The water spray based dust suppression device includes a dust generation and extraction system and spraying system. The dust generation and extraction system includes a dust generation device, exhaust air duct, exhaust fan and outlet air duct while the spraying system includes a water tank, high pressure water pump, confined water pipe, pressure water flow converter and multiple nozzles. The nozzle position adjustor includes a nozzle slide, slide fixing rod, nozzle sliding rack and electrically-controlled drive system which controls the change of horizontal position and vertical position of the nozzles.

Abstract: A multi-nozzle combined atomizing dust suppression experimental equipment under the effect of airflow disturbance includes a simulated roadway device, water spray based dust suppression device and nozzle position adjustor. The simulated roadway device includes an inlet portion, front divergent portion, simulated roadway body, rear convergent portion and outlet portion. The water spray based dust suppression device includes a dust generation and extraction system and spraying system. The dust generation and extraction system includes a dust generation device, exhaust air duct, exhaust fan and outlet air duct while the spraying system includes a water tank, high pressure water pump, confined water pipe, pressure water flow converter and multiple nozzles. The nozzle position adjustor includes a nozzle slide, slide fixing rod, nozzle sliding rack and electrically-controlled drive system which controls the change of horizontal position and vertical position of the nozzles.

Abstract: Disclosed is a storing method for data acquisition, including: acquiring a collected data, and acquiring a generation time and a collection time for the collected data; obtaining an offset by computing a difference between the generation time and the collection time; and acquiring a default offset threshold, and determining whether the offset being less than the default offset threshold; if so, acquiring a centralized storage directory corresponding to the collected data, acquiring a generation time sub-directory corresponding to the generation time under the centralized storage directory, acquiring an offset sub-directory corresponding to the offset under the generation time sub-directory and storing the collected data in the offset sub-directory. The invention also provides a storing apparatus for data acquisition. The storing method and apparatus for data acquisition improve the data access efficiency.

Abstract: A data report process method and a device thereof are disclosed. The computer technology field is related for resolving issues that the data report of prior art which can hardly satisfy self demands of various application programs with few demonstration possibilities. The method comprises: receiving and demonstrating preset element configuration information; receiving a configuration content selected in the element configuration information by an user; establishing the data report, and configuring respective elements in the data report according to the configuration content, and the data report comprises index information; obtaining data content corresponding to respective indexes in the index information according to the index information; writing the data content in the data report. The present invention is applied to data analysis service.

Abstract: A tilting board for a human being operated includes an operation plate, a base plate rotationally connected to the operation plate, a sliding rail fixed on the base plate, and an adjustment member. The sliding rail is fixed on the base plate and defines a plurality of pairs of opposite slots. One end of the adjustment member abuts against the operation plate and the other end of the adjustment member is positioned between one of the pairs of opposite slots. The degree of incline of the tilting board can be changed by moving the adjustment member from the pair of opposite slots to another one of the pairs of opposite slots.

Abstract: A rotary platform device is for supporting and rotating an assembly. The rotary platform device includes a rotary platform and a casing. The rotary platform extends up from the casing. The casing accommodates a driving device, a coupling member, and a linkage bar. The driving device provides linear motion, which is translated by the linkage bar to rotary motion applied to the rotary platform.

Abstract: A support device for adjusting the orientation of a robotic arm or other movable object includes a base, and a support plate defining two threaded holes. A connecting member has a first end connected to the support plate, and a second end which is connected to the base as a universal pivot. Two screws each include a threaded shank, and the two screws provide adjustable respective distances between the support plate and the base by engagement of the threaded shanks and the threaded holes. An elastic member applies a pulling force to the support plate, maintaining the contact between the abutting ends of the threaded shanks and the base.

Abstract: A level compensation device for compensating an angle formed between a lifting mechanism and a pressing device which is horizontally placed on a product is provided. The level compensation device includes a base to be horizontally placed on the pressing device, and a rotatable plate rotatably connected to the base. The rotatable plate is driven by an external force to rotate relative to the base until an angle formed between the rotatable plate and the base is equal to the angle formed between the lifting mechanism and the pressing device.

Abstract: A data re-transferring method is based on bit transformation in a communication system. The communication system adopts a high order modulation and supports a re-transferring mechanism. The method includes transforming bits of data to be retransferred in a symbol according to a selected transformation mode, mapping the transformed bits to one constellation figure, and performing Quadrature Amplitude Modulation for the mapped bits.