Abstract: Compositions and methods for modulating HIF-2? to meditate of hypoxia signaling in satellite cells and applications thereof for improving skeletal muscle generation and repair are provided. For example, methods of enhancing, increasing, accelerating or/and otherwise improving skeletal muscle generation or regeneration in a subject in need thereof are disclosed. In some embodiments, the methods include administering the subject an effective amount of HIF-2? inhibitor. The HIF-2? inhibitor can be effective to, for example, increase muscle satellite cell proliferation, differentiation, or a combination thereof in a subject. Composition and methods for improving respiration, and reducing or preventing the development or progression of fibrosis are also provided. The disclosed compositions and methods are particularly useful for treating muscular dystrophies, myopathies, and other muscle-related diseases and disorders.

Abstract: An image data processing method, a system and an electronic device are provided. The method includes: recording to-be-processed database data as a target image set; performing sharpness calculation on target images in the target image set by a weighted gradient algorithm, and removing, if sharpness of at least one target image is smaller than a threshold, the at least one target image from the target image set; performing sharpness enhancement processing on remaining target images in the target image set; extracting feature points in the target images in the target image set and the contrast image, one by one or at intervals; and comparing and judging similarity between the target images and the contrast image by a similarity algorithm, and inputting similar target images into classified storage spaces.

Abstract: The present disclosure provides a group training action correction system and method combining face and gesture recognition, wherein the system includes an individual action correction moment determination module, which is configured to determine a nearest individual action correction moment after a current training progress on a preset training progress axis; and an individual action correction module, which is configured to correct and prompt individually action for the action correction object based on a standard gesture, an action to be corrected, and a personnel identity when entering the individual correction moment.

Abstract: An image data processing method, a system and an electronic device are provided. The method includes: recording to-be-processed database data as a target image set; performing sharpness calculation on target images in the target image set by a weighted gradient algorithm, and removing, if sharpness of at least one target image is smaller than a threshold, the at least one target image from the target image set; performing sharpness enhancement processing on remaining target images in the target image set; extracting feature points in the target images in the target image set and the contrast image, one by one or at intervals; and comparing and judging similarity between the target images and the contrast image by a similarity algorithm, and inputting similar target images into classified storage spaces.

Abstract: A method and a system for identifying a glacial lake outburst debris flow (GLODF) are provided. The method is obtained based on considering induced influences of slopes of channels and particle sizes of source particles on the GLODF. The method not only compensates for deficiencies in identifying the GLODF, but also realizes determination of the GLODF, which provides data basis for disaster prevention and control layout such as monitoring and early warning on a glacial lake and assists preventing and managing disasters caused by the GLODF. Meanwhile, multiple parameters used in the method are easy and convenient to obtain, and the parameters can be directly used on site, which saves engineering cost, improves working efficiency, and has high practical and promotional value in environmental protection and disaster prevention and mitigation.

Abstract: An indirect hydraulic load hierarchical control system and method for a wave energy device includes a first hydraulic cylinder group, a second hydraulic cylinder group, a third hydraulic cylinder group, a high-pressure energy accumulator group, a pressure detection control module, a first hydraulic power generator set, a second hydraulic power generator set and a third hydraulic power generator set. A detection end of the pressure detection control module is used for acquiring an internal pressure of the high-pressure energy accumulator group, comparing the internal pressure with a preset pressure level, and respectively controlling the on-off of reversing valves and electromagnetic valves according to a comparison result. The present invention has the beneficial effects that all hydraulic loads can be automatically loaded or automatically unloaded, so that the wave energy device operates in a full load state or in an optimal energy conversion efficiency state.

Abstract: An indirect hydraulic load hierarchical control system and method for a wave energy device includes a first hydraulic cylinder group, a second hydraulic cylinder group, a third hydraulic cylinder group, a high-pressure energy accumulator group, a pressure detection control module, a first hydraulic power generator set, a second hydraulic power generator set and a third hydraulic power generator set. A detection end of the pressure detection control module is used for acquiring an internal pressure of the high-pressure energy accumulator group, comparing the internal pressure with a preset pressure level, and respectively controlling the on-off of reversing valves and electromagnetic valves according to a comparison result. The present invention has the beneficial effects that all hydraulic loads can be automatically loaded or automatically unloaded, so that the wave energy device operates in a full load state or in an optimal energy conversion efficiency state.

Abstract: A method for determining a consistency coefficient of a power-law cement grout includes: determining a water-cement ratio of the power-law cement grout; according to engineering practice requirements, determining a time required to determine the consistency coefficient of the power-law cement grout; and obtaining the consistency coefficient of the power-law cement grout. The method is accurate and reliable, requires less calculation, etc.; and has very high practical value and popularization value in environmental protection and ecological restoration.

Abstract: A device-verification system is configured to verify the authenticity of an electronic device using a digital signature of the electronic device verified by a certificate authority. In some examples, the electronic device includes a NFC tag storing device hardware information, device public and private keys, and a device digital signature ciphertext. A user may utilize a personal device to read the information from the NFC tag and the personal device may include a software application configured to communicate the information to a cloud-based certificate authority. The certificate authority may include a distributed system (e.g., a blockchain ledger) utilized to verify, store, and subsequently retrieve data corresponding to the electronic device. The certificate authority is configured to utilize the device digital signature to verify the authenticity of the device.

Abstract: A floating oscillating water column-type wave energy power generation apparatus includes a first runner chamber and a protective cap, wherein a nozzle is mounted inside the first runner chamber, a flow-guiding cone is coaxially mounted below the nozzle, the flow-guiding cone is conical and arranged with a tip facing down; an impeller is coaxially mounted above the nozzle; a power generator is coaxially mounted above the impeller; the protective cap is mounted at the top of the first runner chamber; and a gap is provided between an edge of the protective cap and an edge of the first runner chamber for air circulation. According to the floating oscillating water column-type wave energy power generation apparatus, as the nozzle with the flow-guiding cone structure is used, the flow-guiding cone can guide air flowing, and increase the air flowing speed in the apparatus.

Abstract: A deep-sea multi-energy integrated platform for complementary power generation, production, living and exploration includes a platform body and a sustainable power supply system, where the platform body includes a column cabin, an upper platform housing, a lower platform housing and a current guide column; the column cabin, the current guide column, the lower platform housing and the upper platform housing are mutually connected to form a triangular platform with a hollow cavity, and a net is disposed in the hollow cavity to form a mariculture zone; the sustainable power supply system includes a wind-driven generator disposed at an end of a top surface of the upper platform housing, a solar panel disposed above a middle portion of the top surface of the upper platform housing, a wave power generation apparatus disposed on the current guide column, and several tidal current power generation apparatuses.

Abstract: A deep-sea multi-energy integrated platform for complementary power generation, production, living and exploration includes a platform body and a sustainable power supply system, where the platform body includes a column cabin, an upper platform housing, a lower platform housing and a current guide column; the column cabin, the current guide column, the lower platform housing and the upper platform housing are mutually connected to form a triangular platform with a hollow cavity, and a net is disposed in the hollow cavity to form a mariculture zone; the sustainable power supply system includes a wind-driven generator disposed at an end of a top surface of the upper platform housing, a solar panel disposed above a middle portion of the top surface of the upper platform housing, a wave power generation apparatus disposed on the current guide column, and several tidal current power generation apparatuses.

Abstract: The present invention discloses a flat cable, which comprises signal unit sets and the insulating layer which wraps and fixes the signal unit set. The signal unit set is formed by at least two signals units arranged substantially on the same plane at an interval or side by side. The left and right sides of the signal unit set are directly wrapped by insulating layers. The insulating layer is formed by splicing and bonding at least one insulating film, and the splicing points at two ends of the insulating film are located on the upper side or the lower side of the signal unit set. In the flat cable of the present invention, the length of the overlapping portion can be set as required, effectively preventing the phenomenon such as insulating film tear and short circuit caused by insulating film tear.

Abstract: The present invention discloses a flat cable, which comprises signal unit sets and the insulating layer which wraps and fixes the signal unit set. The signal unit set is formed by at least two signals units arranged substantially on the same plane at an interval or side by side. The left and right sides of the signal unit set are directly wrapped by insulating layers. The insulating layer is formed by splicing and bonding at least one insulating film, and the splicing points at two ends of the insulating film are located on the upper side or the lower side of the signal unit set. In the flat cable of the present invention, the length of the overlapping portion can be set as required, effectively preventing the phenomenon such as insulating film tear and short circuit caused by insulating film tear.

Abstract: The present invention discloses a flat cable, which comprises signal unit sets and the insulating layer which wraps and fixes the signal unit set. The signal unit set is formed by at least two signals units arranged substantially on the same plane at an interval or side by side. The left and right sides of the signal unit set are directly wrapped by insulating layers. The insulating layer is formed by splicing and bonding at least one insulating film, and the splicing points at two ends of the insulating film are located on the upper side or the lower side of the signal unit set. In the flat cable of the present invention, the length of the overlapping portion can be set as required, effectively preventing the phenomenon such as insulating film tear and short circuit caused by insulating film tear.

Abstract: A lighter, including: a casing, a turnable cap, a circuit board, a transformer, a power supply, switches, circuits, a power socket, an ignition chamber, and a pair of discharging needles. The circuit board is arranged inside the casing, and the discharging needles are disposed on the top of the ignition chamber. The circuits are disposed on the circuit board and include an oscillating circuit, a DC boost converter circuit, a lighting circuit, and a counterfeit money detector circuit. An ignition switch and a toggle switch are disposed on one side of the casing. The bottom of the casing is provided with a lighting lamp and a counterfeit money detector lamp.

Abstract: The present invention relates methods of making a ferroelectric powder and ceramics having the steps of mixing a polymer and a metal oxide precursor mixture within a mill, milling the polymer/precursor mixture, drying the mixture, burning the dried solid, grinding the solid, and calcinating the solid to a ferroelectric powder. The present invention in particular introduces a polymeric species with a metal oxide precursor at the milling stage. The production of ceramics further involves compressing the ferroelectric powder and sintering the compression.