Abstract: A mechanical arm calibration system and a mechanical arm calibration method are provided. The method includes: locating a position of an end point of a mechanical arm in a three-dimensional space to calculate an actual motion trajectory of the end point when the mechanical arm is operating; retrieving link parameters of the mechanical arm, randomly generating sets of particles including compensation amounts for the link parameters through particle swarm optimization (PSO), importing the compensation amounts of each of the sets of particles into forward kinematics after addition of the corresponding link parameters, to calculate an adaptive motion trajectory of the end point; calculating position errors between the adaptive motion trajectory and the actual motion trajectory of each of the sets of particles for a fitness value of the PSO to estimate a group best position; and updating the link parameters by the compensation amounts corresponding to the group best position.

Abstract: An optical lens assembly includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens and an eighth lens. The first lens has a convex surface toward an object side of the optical lens assembly and a concave surface toward an imaging side of the optical lens assembly. The first lens, the second lens, the third lens, the fourth lens, the fifth lens, the sixth lens, the seventh lens and the eighth lens are sequentially arranged along an optical axis from the object side to the imaging side.

Abstract: A device, structure, and method are provided whereby an insert layer is utilized to provide additional support for weaker and softer dielectric layer. The insert layer may be applied between two weaker dielectric layers or the insert layer may be used with a single layer of dielectric material. Once formed, trenches and vias are formed within the composite layers, and the insert layer will help to provide support that will limit or eliminate undesired bending or other structural motions that could hamper subsequent process steps, such as filling the trenches and vias with conductive material.

Abstract: A method and device for behavior recognition based on line-of-sight estimation are provided. The method is as follows. An image is collected. It is detected whether the image includes a face. When the image includes a face, it is determined whether the face in the image is a face with closed eyes. When the face in the image is not with closed eyes, a line-of-sight direction angle of a target to which the face belongs, and a distance between the face and an image collecting unit, are computed. It is determined whether the target has a set behavior based on the line-of-sight direction angle and the distance.

Abstract: A compensation method for bed surface drop before and after accelerator radiotherapy bed includes the following contents: the weight G is decomposed into N weights on average, the length L is decomposed into M positions on average, and then an experiment is carried out. The drop matrix HN×M of the couch top is measured by the experiment, by performing cubic spline interpolation on the rows of the matrix HN×M, and then performing cubic spline interpolation on the columns, the resulting cubic spline interpolation matrix SN×N1, M×M1 of HN×M has N*N1 rows and M*M1 columns, and then applies it to practice. The drop amount H obtained by the compensation method for bed surface drop before and after accelerator radiotherapy bed of the present invention is the optimal estimated value with the Least Sum of Square Error.

Abstract: A method and device for behavior recognition are provided. According the present disclosure, an image is collected. It is detected whether the image includes a face. When the image includes a face, it is determined whether the face in the image is a face with closed eyes. When the face in the image is not with closed eyes, a distance between the face and an image collecting unit is computed. A maximum field of vision of a target to which the face belongs is determined according to the distance and a parameter of the image collecting unit. It is determined, according to the maximum field of vision, whether the target has a set behavior.

Abstract: A device, structure, and method are provided whereby an insert layer is utilized to provide additional support for weaker and softer dielectric layer. The insert layer may be applied between two weaker dielectric layers or the insert layer may be used with a single layer of dielectric material. Once formed, trenches and vias are formed within the composite layers, and the insert layer will help to provide support that will limit or eliminate undesired bending or other structural motions that could hamper subsequent process steps, such as filling the trenches and vias with conductive material.

Abstract: Provided is a nutritional composition with natural ingredient, including natural ingredient, fat, carbohydrate, and protein, in which a viscosity of the nutritional composition is from 20 cPs to 1000 cPs. Provided also is a method of preparing nutritional composition with natural ingredient, so as to obtain a nutritional composition with the flavor of natural ingredients.

Abstract: The present disclosure describes programming marking methods. Various examples include: displaying device controls for at least two operating devices associated with a target task to be executed, where the display configures programming logic of the device controls for the operating devices; determining a respective device group to which each of the operating devices belongs; configuring a group tag for the operating device used for marking the device group; and displaying on a second interface a programming flowchart used when the operating devices execute the target task. The programming flowchart includes at least two function blocks. Each of the function blocks is controlled by one operating device to perform one processing action. Each of the function blocks is marked with a group tag matching the operating device. The second interface configures the function blocks and the execution logic between the function blocks.

Abstract: Various embodiments include a graphical programming method comprising: in a first interface, displaying a programming flowchart matching a target task, with at least two function blocks, and using the first interface to configure the function blocks and an execution logic between the function blocks; determining a first and a second function block from the programming flowchart, wherein the first function block is used for obtaining two pieces of information to be processed, and the second function block is used for obtaining information processing results corresponding to the first information; and configuring a control between the first function block and the second function block, used for determining a current information processing result according to the first information currently detected from the first function block and transmitting the current processing result to the second function block.

Abstract: A method of fabricating the organic-inorganic hybrid coating layer includes: preparing a gel mixture including an organic precursor and colloidal silica particles; preparing a first mixed solution by heating the gel mixture; preparing a second mixed solution by adding quantum dots to the first mixed solution; and coating the second mixed solution on a substrate and irradiating light thereon to form a polymer matrix in which the organic precursor and the colloidal silica particles are crosslinked, and preparing a coating layer in which the quantum dots are dispersed in the polymer matrix, wherein the organic precursor may include at least one of dipentaerythritol pentaacrylate (DPPA) or dipentaerythritol hexaacrylate (DPHA).

Abstract: This invention discloses a chip wiring layer temperature sensing circuit, a temperature sensing method, a chip stereo temperature sensor, and a chip thereof. The chip wiring layer temperature sensing circuit includes a metal wiring layer temperature detection module, a pulse delay detection module, and a temperature transition module; wherein the metal wiring layer temperature detection module is disposed at a metal interconnection structure of a metal wiring layer of a chip; and the metal interconnection structure is electrically connected to the pulse delay detection module; wherein the pulse delay detection module includes a system high-speed clock, a delay data generated after a pulse passing through the metal wiring layer temperature detection module detected by the system high-speed clock, and the delay data was sent to the temperature transition module; wherein the temperature transition module calculates a temperature of the metal wiring layer according to the delay data.

Abstract: A pick-and-place system includes a movement mechanism, an adjustment mechanism, and a clamping mechanism. The adjustment mechanism includes a first coupling component, a second coupling component, and a driving assembly. The first coupling component is mounted on the movement mechanism. The second coupling component is movably disposed on the first coupling component. The driving assembly is configured to be connected to the first coupling component and the second coupling component so as to force the first coupling component and the second coupling component to move relative to each other. The clamping mechanism is mounted on the second coupling component of the adjustment mechanism.

Abstract: Techniques for monitoring intraperitoneal volume (IPV) during a dwell period of a peritoneal dialysis patient include monitoring intraperitoneal pressure (IPP) during the dwell period using a pressure sensor, monitoring the density of the dialysate during the dwell period, and determining a change in IPV based at least on a change in IPP and a change in the density of the dialysate during the dwell period.

Abstract: A method includes flowing spent dialysate through a spent dialysate line of a dialysis system into a fluid receptacle fluidly coupled to the spent dialysate line, reacting the spent dialysate with a chemical reagent contained within the fluid receptacle to generate a reacted sample, emitting electromagnetic radiation through the reacted sample using an emitter; detecting a level of one or more waste products present in the spent dialysate using a spectroscopy sensor positioned proximate the fluid receptacle.

Abstract: A clutch adapted for an exoskeleton includes lower and upper base plates, a roller, a roller ratchet ring, a trigger, a pawl, a pawl spring, a trigger torsional spring, a trigger positioning shaft, and a pawl positioning shaft. Two ends of the trigger positioning shaft are respectively connected to the upper and lower base plates. The trigger and the trigger torsional spring are sleeved on the trigger positioning shaft. Two ends of the trigger torsional spring are respectively connected to the lower base plate and the trigger. Two ends of the pawl positioning shaft are connected to the lower and upper base plates. The pawl spring and the pawl are respectively sleeved on the pawl positioning shaft. Two ends of the roller are rotatably connected to the lower and upper base plates. The pawl is detachably connected to the roller ratchet ring. The trigger is movably connected to the pawl.