Abstract: In a described example, a system includes a bus, a primary coil, first battery terminals, and second battery terminals. A first circuit is coupled between the bus and the primary coil. A first secondary coil is DC-isolated from the primary coil. A second circuit is coupled between the first secondary coil and the first battery terminals. A second secondary coil is DC-isolated from the primary coil. A third circuit is coupled between the second secondary coil and the second battery terminals. A controller is configurable to control the second circuit to transfer energy from the first battery terminals through the first secondary coil to the primary coil and control the first and third circuits to transfer energy from the primary coil to the second secondary coil and provide energy to the second battery terminals.

Abstract: The present disclosure relates to the technical field of automobile part processing, and specifically provides a spray head device and a sandblasting device for automobile part processing. The spray head device comprises a spray head body and a connecting pipe. A conical through hole is penetratingly arranged in the spray head body, one end of the conical through hole forms a discharge port, the other end of the conical through hole forms a feed port, the caliber of the feed port is greater than that of the discharge port, the connecting pipe is fixedly connected to one end of the feed port of the spray head body, and the connecting pipe is coaxially arranged with the conical through hole; the conical through hole is penetratingly provided in the spray head body.

Abstract: Provided are a color correction matrix optimization method, an electronic device, and a medium. The method includes performing correction processing on a color source matrix of an acquired color chart image based on a color correction matrix to obtain an output color matrix; determining a global hue error and a saturation constraint regularization term based on Lab coordinates of the output color matrix and Lab coordinates of a target color matrix of a target color chart image and constructing a loss function; and updating the color correction matrix based on a value of the loss function until the value of the loss function converges to obtain an optimal color correction matrix to perform color correction on a to-be-processed image based on the optimal color correction matrix.

Abstract: A conductive far-infrared heat-generating fiber and a preparation method therefor. In the process of preparing the conductive far-infrared heat-generating fiber, the preparation method specifically comprises: A) pretreating a matrix fiber, and then drying same; B) impregnating, in a coating liquid of a conductive material, the matrix fiber obtained in step A, and then drying same; and performing step B) at least once, and obtaining the conductive far-infrared heat-generating fiber. The preparation method for the conductive far-infrared heat-generating fiber is simple and can realize good control of resistivity and heat generation.

Abstract: A cloud management platform provides a configuration interface, where the configuration interface is configured to obtain an elastic transport layer ETP configuration parameter input by a tenant. The cloud management platform creates, based on the ETP configuration parameter, a first ETP bound to a first cloud instance of the tenant, where the first ETP is configured to forward data from the first cloud instance to the cloud management platform. The cloud management platform performs network control on the data based on the ETP configuration parameter, and sends, based on a network control result, the data to a second ETP bound to a second cloud instance, where the second ETP is configured to forward the data from the cloud management platform to the second cloud instance.

Abstract: Provided are a method and an apparatus for lens focusing, a computer device, and a storage medium. The method includes: acquiring a test image obtained by a lens shooting a reference image at a current focusing position, and determining a low-frequency modulation transfer function value of the test image; in response to determining that the low-frequency modulation transfer function value meets a preset value range condition, determining a high-frequency modulation transfer function value of the test image, determining a movement step according to the high-frequency modulation transfer function value, and controlling the lens to move according to the movement step; and using the next focusing position which the lens moves to according to the movement step as a new current focusing position to focus the lens for one time.

Abstract: Embodiments of the present disclosure provide a system, method, and application for estimating a physiological age of a subject. The system comprises: at least one storage device configured to store a set of instructions; at least one processor in communication with the at least one storage device, wherein the at least one processor is configured to perform operations when executing the set of instructions, the operations include: obtaining quantified abundance levels of one or more target metabolites from a plurality of metabolites in a sample of the subject via a quantitative measurement device; the plurality of target metabolites comprises metabolites listed in Table A; estimating the physiological age of the subject using a predictive model based on the quantified abundance levels of each of the one or more target metabolites.

Abstract: A group of diagnostic biomarkers usable for diagnosis of colorectal cancer or advanced colorectal adenoma (CRC/ACRA) is provided. The method for detecting CRC/ACRA using the group of diagnostic biomarkers is also provided. For example, the method is a non-invasive approach that may utilize serum samples for detecting colorectal cancer. Moreover, the method for detecting colorectal cancer may detect colorectal cancer of different stages (e.g., pre-cancer stage, early stage, middle stage, late stage). A kit for detecting CRC/ACRA is also provided.

Abstract: A method and device for smoke or fire recognition, a computer device and a storage medium are disclosed. The method includes: acquiring a to-be-recognized image in a smoke or fire monitoring region; recognizing a smoke or fire suspected region in the to-be-recognized image according to the to-be-recognized image, including recognizing a smoke or fire suspected region in a visible light image on the basis of colors, and recognizing a smoke or fire suspected region in an infrared image on the basis of brightness; and inputting the to-be-recognized image including the smoke or fire suspected region into a preset model, and recognizing a smoke or fire state in the to-be-recognized image according to an output result of the preset model, the preset model being obtained by training based on the visible light image pre-marked with a smoke or fire state or the infrared image pre-marked with a smoke or fire state.

Abstract: Provided are a method and an apparatus for lens focusing, a computer device, and a storage medium. The method includes: acquiring a test image obtained by a lens shooting a reference image at a current focusing position, and determining a low-frequency modulation transfer function value of the test image; in response to determining that the low-frequency modulation transfer function value meets a preset value range condition, determining a high-frequency modulation transfer function value of the test image, determining a movement step according to the high-frequency modulation transfer function value, and controlling the lens to move according to the movement step; and using the next focusing position which the lens moves to according to the movement step as a new current focusing position to focus the lens for one time.

Abstract: The present invention relates to a pharmaceutical composition useful for treating a Respiratory Syncytial Virus (RSV) infection, comprising a compound which is or a pharmaceutically acceptable salt thereof, and a second anti-respiratory syncytial virus agent.

Abstract: Provided by the present disclosure is a power distribution box having a data interaction function, comprising a moving mechanism, a control mechanism and a data interaction mechanism. The moving mechanism comprises an electric valve and an electric telescopic rod. The control mechanism comprises a main control single-chip microcomputer and a control panel. The data interaction mechanism comprises a power distribution box tester and an output port. The electric valve is electrically connected to the main control single-chip microcomputer and is arranged at the bottom of the power distribution box. The control panel is arranged on a support rod and is electrically connected to the main control single-chip microcomputer. The power distribution box tester is electrically connected to the main control single-chip microcomputer and is arranged in the power distribution box, and the power distribution box tester is used for testing electrical devices of the power distribution box.

Abstract: The present invention provides advantageous high-dose therapeutic compositions and combinations to treat or prevent Dengue virus infections that may be serotype 1, 2, 3 or 4 as well as a process of manufacture.

Abstract: The present disclosure provides panels of metabolites for use as diagnostic biomarkers for detecting IBD in a subject and panels of metabolites for use as diagnostic biomarkers for discriminating between UC and CD, which are the main subtypes of IBD. Panels of metabolites for used as diagnostic biomarkers for discriminating between IBD and colorectal polyp are also provided. These diagnostic biomarkers are serum metabolites associated with gut microbiome. Systems and methods for detecting IBD and for discriminating between UC and CD using the panels of metabolites are also provided.

Abstract: A method for self-service cohort selection may include receiving one or more user inputs specifying one or more cohort selection criteria. A script for accessing a first data store storing a first dataset may be generated based on the one or more cohort selection criteria. The script may be executed to retrieve, from the first dataset in the first data store, a subset of data. A second dataset corresponding to the first subset of data retrieved from the first data store may be generated for storage at the second data store. A visual representation of at least a portion of the second dataset may be generated for display at the client device. Related systems and computer program products are also provided.

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: 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: The present disclosure relates to the technical field of automobile part processing, and specifically provides a spray head device and a sandblasting device for automobile part processing. The spray head device comprises a spray head body and a connecting pipe. A conical through hole is penetratingly arranged in the spray head body, one end of the conical through hole forms a discharge port, the other end of the conical through hole forms a feed port, the caliber of the feed port is greater than that of the discharge port, the connecting pipe is fixedly connected to one end of the feed port of the spray head body, and the connecting pipe is coaxially arranged with the conical through hole; the conical through hole is penetratingly provided in the spray head body.