Abstract: Disclosed is a method for optimizing an open-pit mine production plan based on time-series prediction of copper price. The method includes collecting historical copper price based on dates, generating a processed multi-factor dataset using linear normalization and linear interpolation manners, and generating a correlation matrix, focusing on the correlation matrix using a Graph Convolutional Network (GCN) model, and decomposing a trend item sequence and a seasonal item sequence through Autoformer mechanism, predicting copper price through a time-series prediction model, and importing copper price as parameters into a production plan mathematical model to generating the production plan. The present disclosure is capable of focusing on the correlation between different factors in a multi-factor dataset including historical price information, effectively improving the accuracy of copper price prediction, and obtaining solutions with a higher accuracy and better fit for an actual production situation.

Abstract: Systems and methods for estimating a state of charge of a hearing aid rechargeable battery for rapid user feedback and charge management are provided. The method includes detecting a rechargeable battery of a hearing aid received at a battery charger. The method includes retrieving a last state of charge (SoC) of the rechargeable battery and a time in use of the rechargeable battery. The time in use is a time the hearing aid is out of the battery charger. The method includes estimating a current state of charge (SoC) of the rechargeable battery based on the last SoC and the time in use of the rechargeable battery. The method includes causing a display of the battery charger to present the estimated current SoC.

Abstract: Systems and methods for motion tracking on a hardware device without a camera and/or without a sufficiently powerful hardware processor, by offloading pose processing fully or partially to a mobile device, are disclosed. Methods executable on the hardware device include receiving pose data associated with a user from the mobile device, and performing a touchless control of an application on the hardware device, based on the received pose data. Methods executable on the mobile device include capturing at least one image associated with a user, performing a pose recognition algorithm on the mobile device, based on the captured image, to generate pose data for performing a touchless control of an application on the hardware device, and transmitting the pose data to the hardware device, using the network connection. The methods and systems include embodiments where the pose recognition algorithm uses machine learning.

Abstract: A fixed displacement hydraulic pump match flow demand control system that includes a spool valve, a plurality of fixed displacement pumps and a control valve is provided. The spool valve includes a spool. The spool is configured to shuttle within a chamber of a housing based at least in part on a pressure difference between a first end and the second end of the chamber. A fluid flow from each fixed displacement pump of the plurality of fixed displacement pumps is in fluid communication with an associated input port to the spool valve. At least one output port of the spool valve is in fluid communication with a hydraulically operated device and at least one of another output port is in fluid communication with a return. The control valve is configured to adjust the location of the spool in the chamber to regulate fluid flow to the hydraulically operated device.

Abstract: A caster device, which includes a container with a downward opening and a top plate, as well as a mounting bracket that can slide vertically inside the container. In addition, one or more casters are attached to one side of the mounting bracket and come into contact with the ground. On the other side of the mounting bracket, there is at least one elastic element pressed against the underside of the container's top plate. When a predetermined weight is applied to the object supported by the container of the caster device, the elastic element is compressed, thereby causing the bottom edge of the container to contact the ground. This increases the friction between the caster device and the ground, making the caster device not easy to move.

Abstract: A continuously variable transmission (CVT) clutch is provided that includes a CVT gearing control assembly that is configured to move a movable sheave of the CVT clutch axially on a post independent of movement caused by a reactive assembly of the CVT clutch. A slave cylinder housing of the CVT gearing control assembly forms an oil chamber that includes a plurality of slave push piston cylinders. A slave push piston is received in each slave push piston cylinder in the slave cylinder housing. Each slave push piston is in operational communication with an engaging member that is configured to selectively engage and move the movable sheave. An actuator assembly adjusts pressure to selectively move the slave push pistons.

Abstract: Disclosed are belt adjustment systems, particularly for wearing around a user's waist, that permit a continuum of belt loop sizes or a larger selection of belt loop sizes. The belt adjustment system includes an elongate belt member having a first end, a second end and a series of teeth positioned on an inner surface near the second end and a fixation member having first and second adjustment elements.

Abstract: A zero-turn vehicle including a mode selection interface, a memory and at least one controller is provided. The mode selection interface provides a mode section input for a user. The memory is used to store mode instructions relating to at least one operation mode. The at least one controller in communication with the mode selection interface and the memory, the at least one controller configured to selectively modify normal operating characteristics of the zero-turn vehicle based the mode selection input from the user by implementing the stored mode instructions associated with the mode selection input.

Abstract: A computer implemented method for facilitating training of body-eye coordination using a computing device having access to a camera is disclosed. The method includes receiving a training video of a player from the camera; superimposing a visual cue onto the training video; extracting a body posture flow of the player from the training video by performing a computer vision algorithm on one or more frames of the training video; determining whether the player has responded to the visual cue by analyzing the body posture flow of the player; and generating a feedback to the player in response to determining that the player has responded to the visual cue. Multi-player embodiments of the present invention are also disclosed.

Abstract: A pipe replacement system and for repairing a pipe. The pipe replacement system includes a wrap wrapped around a pipe outer surface to form a repair sleeve having a first termination section and a second termination section. The first termination enclosure encloses the first termination section to form a first pressure containing connection with the repair sleeve. The first termination enclosure includes a first outer seal disposed around the pipe on a pipe outer surface. The first outer seal is outwardly spaced from the first termination section to annularly seal on the pipe outer surface. The first termination enclosure further includes a first inner seal disposed around the repair sleeve on a repair sleeve outer surface. The first inner seal is inwardly spaced from the first outer seal to annularly seal on the repair sleeve outer surface.

Abstract: A chair seat combined with two armrests, each comprising crossbar with first toothed structure, is provided. Chair seat includes base and clamping devices. Base comprises armrest slot and mounting holes, where armrest slot accommodates crossbar and mounting holes are connected to armrest slot. Additionally, each of two clamping devices, installed in the two mounting holes, includes mounting base, clamping element, operating component, and transmission element. Mounting base is installed and fixed in mounting hole, with one side of mounting base having installation groove. Clamping element is installed in installation groove and has second toothed structure facing first toothed structure. Operating component is positioned on other side of mounting base relative to installation groove. Transmission element connects clamping element and operating component.

Abstract: A game meat shaping device and method for transportation by outdoor sportsmen. The game shaper has a system for restraining and reinforcing a particular desired shape on deboned game meat. A wrapping system providing breathable mesh ensures the present invention reduces spoilage, preserves quality, and reduces contamination of shaped game meat during transportation.

Abstract: A chair seat is provided for combining with two armrests. Each armrest includes a crossbar. The chair seat includes a base and two clamping devices. The base includes at least one armrest slot and two mounting holes. The armrest slot is adapted for inserting the crossbar, and the mounting hole is in communication with the armrest slot. The two clamping devices are separately installed within the two mounting holes. Each clamping device includes a mounting base, a clamping element, an operating element, and a transmission element. The mounting base is affixed within the mounting hole and features an installation slot on one side. The clamping element is installed within the installation slot, facing the crossbar. The operating element is situated on the opposite side of the installation slot relative to the mounting base. The transmission element connects the clamping element and the operating element.

Abstract: A method for the antifungal treatment of a turf includes a step of applying blue light on said turf.

Abstract: The present invention provides a memory structure, which is disposed on a first circuit board and connected electrically to a system power supply of a second circuit board. The memory structure comprises a plurality of memory unit, a power control component, and a display component. The power control component receives a first voltage of the system power supply. The power control component includes a power management unit and a linear voltage stabilizing unit. The display component includes a light-emitting unit and a control unit. The power control component provides a second voltage to the plurality of memory units using the power management unit. The linear voltage stabilizing unit provides a third voltage to the light-emitting unit and the control unit. The power management unit distributes the power supply to the plurality of memory units, the light-emitting unit, and the control unit for further usage.

Abstract: Disclosed is a sail comprising a head, a tack, and a luff extending between the head and the tack; a luff region extending along the luff; wherein the luff region has a significantly higher degree of elasticity compared to the average elasticity of a remainder of the sail. Also disclosed is a method of making a sail comprising laying out material to form the sail; arranging material in a luff region of the sail and in the remainder of the sail such that in the direction of the luff, the luff region has a higher degree of elasticity compared to the remainder of the sail; curing or sewing the sail to form a cohesive structure.

Abstract: A double clutch reverse and active torque management system is provided. A forward variable torque limiting clutch selectively couples torque between a driven sheave of a continuously variable transmission (CVT) and at least one drive axle of a vehicle when the vehicle is traveling in a forward direction. The forward variable torque limiting clutch is set to transmit less torque than can be transmitted through each of the drive sheave and the driven sheave of the CVT. A reverse variable torque limiting clutch selectively couples torque between the driven sheave and the at least one drive axle of the vehicle when the vehicle is traveling in a reverse direction. The reverse variable torque limiting clutch is set to transmit less torque than can be transmitted through each of the drive sheave and driven sheave of the CVT, wherein any slip caused by excessive torque occurs at one of the forward variable torque limiting clutch and the reverse variable torque limiting clutch.