34results about How to "Reduce the difficulty of observation" patented technology

The invention discloses a clustering integration method for the image data of X-ray films. The method comprises the steps of S01, pretreating the image of an X-ray film to obtain the data of the image; S02, obtaining a gray value (Gi, j) at each point of the image and storing obtained gray values in a gray value matrix G, wherein the gray value (Gi, j) represents the gray value of a point at the i row and the j column of the matrix; S03, conducting the clustering analysis and treatment on the gray value matrix G according to the k-means improved algorithm-based clustering integration algorithm or the hierarchical clustering-based improved algorithm; S04, conducting the integration operation according to the HGPA algorithm. According to the k-means improved algorithm-based clustering integration algorithm, the selection of k initial cluster centers is optimized. According to the hierarchical clustering-based improved algorithm, data are simplified during the data pretreating process. In this way, points of the same gray value in the matrix are divided in the same cluster, and the number of initial clusters is 256 at most. Therefore, the observation difficulty of X-ray films is lowered, and even exogenous foreign matters can be found out. As a result, the method facilitates the doctor diagnosing process.

The invention provides a pendulum mass of a seismometer needed not to adjust level. The pendulum mass comprises a pendulum mass bracket, a pendulum hammer, a zero-adjusting mechanism, a zero-positiondetection and control circuit and a magnetic steel assembly, wherein the magnetic steel assembly is arranged in the pendulum bracket; and the pendulum hammer is connected to the pendulum bracket through a pendulum mass reed, a reed mounting plate and the zero-adjusting mechanism. The pendulum mass reed comprises two groups of reeds (totally four) which are arranged on the left and right sides of the pendulum mass bracket, the upper ends of the two groups of reeds are fixedly connected to fixed ends on the left and right sides of the pendulum hammer, separately, and the lower ends of the two groups of reeds are connected to the pendulum mass bracket through the reed mounting plate and the zero-adjusting mechanism. According to the pendulum mass provided by the invention, a leveling device needs not to be configured additionally, the pendulum mass can be mounted at any angle, is adjusted to a normal working state automatically, is simple in structure, can guarantee the detection precision of the seismometer and is wide in application range.

The embodiment of the invention relates to a blood glucose prediction method and device based on optical signal characteristics and metabolic heat characteristics. The method comprises the following steps: acquiring first calibrated blood glucose data; collecting and generating first, second, third and fourth optical signals; collecting and generating first, second, third, fourth, fifth, sixth and seventh metabolic heat signals; carrying out human body optical signal feature extraction and normalization processing to generate first, second and third optical feature data sets; performing environment light signal feature extraction and normalization processing to generate fourth optical feature data; performing metabolic heat feature extraction and normalization processing to generate first, second, third, fourth, fifth, sixth and seventh metabolic heat feature data; performing feature fusion processing to generate a first feature vector; performing floating blood glucose value prediction based on a blood glucose floating prediction model to generate first floating blood glucose data; and generating first predicted blood glucose data according to the sum of the first calibrated blood glucose data and the first floating blood glucose data. According to the invention, a noninvasive blood glucose observation mechanism can be provided.

The invention belongs to the technical field of scanning electron microscopes, particularly relates to an intelligent preparation system and method for a cryoelectron microscope sample and electronic equipment, and aims at solving the problems that an existing cryoelectron microscope sample preparation device is poor in cross section quality and low in position precision. The system comprises a master control center, an ultralow-temperature liquid pool, a sample holding mechanism for limiting a to-be-processed sample, a sample processing mechanism for cutting / polishing the sample, a position adjusting mechanism and a sample transferring mechanism for transferring the processed sample, in the working process, the general control center controls the ultralow-temperature liquid pool to provide a preset temperature environment based on the type of a target sample, and starts the position adjusting mechanism based on the position information of the sample keeping mechanism in the first cavity to drive the sample processing mechanism to carry out processing according to a preset processing route; a sample transfer mechanism is started to transfer in a preset environment based on the information of the processed sample transferred into the second chamber; and according to the invention, high-quality and high-precision cryoelectron microscope sample preparation can be realized.

The invention discloses a refrigerator testing stand with an automatic rotation mechanism, which includes a main frame, and the main frame includes two front and rear side connecting plates, inner self-lubricating guide strips are fixed on the inner side walls of the two side connecting plates; The middle part of the main frame is provided with an intermediate support plate, the top surface of the intermediate support plate is fixed with a mobile oil cylinder, the end of the push rod of the mobile oil cylinder is fixed with a mobile frame, and the top of the mobile frame is fixed on the right bottom surface of the laterally movable plate; At least one rotating mechanism is installed on the lateral moving plate, and the bottom surfaces of the front part and the rear part of the rotating plate of the rotating mechanism are in close contact with the top surfaces of the corresponding internal self-lubricating guide strips. The invention can automatically rotate the refrigerator placed on the main placement board, so that it can detect the internal mechanism, and can also rotate the refrigerator to observe and detect its outer surface, without manual detection around the refrigerator, which greatly reduces the cost of detection and observation. Difficulty, improve detection efficiency.

The invention discloses a canning equipment with sterilization function for tea beverage production, which includes a liquid storage tank, and a protective mechanism is sleeved on the bottom end of the outer surface of the liquid storage tank, and the protective mechanism includes a protective ring and a limit groove , a limit block, a fixed plate, a screw, a moving ring and a support column, the bottom end of the outer surface of the liquid storage tank is sleeved with a protective ring, and the outer surface of the protective ring is equidistantly provided with limit grooves, and the limit The middle part of the inner wall of the groove is provided with a limit block, and the top edge of the limit block is welded with a fixed plate, and the middle part of the inner wall of the fixed plate is detachably connected with a screw through a thread. The structure of the present invention is scientific and reasonable, and it is safe and convenient to use. Position slots, limit blocks, fixed plates, screws, moving rings and support columns can facilitate the protection of the surface of the duct and prevent external dust from falling onto the surface of the duct, thereby causing the duct to become dirty , at the same time, it can protect the guide tube and increase the service life of the guide tube.

An oral examination appliance is disclosed. The oral cavity examination instrument comprises a shell, an OLED light source and a driving device, the OLED light source is provided with at least one light-emitting surface; the shell comprises a hard part and a flexible part, the shell comprises a first surface, and a light-emitting surface of the OLED light source is arranged on one side of the first surface; and the driving device is electrically connected with the OLED light source. According to the oral examination appliance, the OLED is used as a light source, the OLED can deform in use so as to be better attached to the irregular structure in the oral cavity, the position of the light source can be dynamically adjusted in the modes of bending, twisting and the like, and the observation difficulty is greatly reduced; the OLED light source on the oral cavity examination appliance can be lightened in sections, and the non-lightened part can be used as a mirror surface; and the used oral examination appliance can be directly soaked in alcohol for disinfection, can be repeatedly used, and is environment-friendly and convenient.

The invention belongs to the technical field of scanning electron microscopy, and specifically relates to a system, method and electronic equipment for intelligent preparation of cryo-electron microscope samples, aiming to solve the problems of poor section quality and low position accuracy of existing cryo-electron microscope sample preparation devices; Center, ultra-low temperature liquid pool, sample holding mechanism for limiting the position of samples to be processed, sample processing mechanism for cutting / polishing samples, position adjustment mechanism, and sample transfer mechanism for transferring processed samples; during the work process, the total The control center controls the ultra-low temperature liquid pool based on the target sample type to provide a preset temperature environment, and starts the position adjustment mechanism based on the position information of the sample holding mechanism in the first chamber to drive the sample processing mechanism to process according to the preset processing route. The processed sample information in the second chamber activates the sample transfer mechanism to transfer the preset environment; the invention can realize high-quality and high-precision cryo-electron microscope sample preparation.

The invention discloses a portable machine tool for aluminum alloy plate processing, which comprises a machine base, a workbench is slidably connected to the middle part of the top end of the machine base, a gantry frame is movably connected to the top of the outer surface of the machine base, and the middle part of one end of the gantry frame is The main shaft box is connected to the mobile, and the bottom side of the front of the machine base is fixedly equipped with a mobile picking mechanism. Through the fixed plate, the main connecting plate, the column and the positioning ring, the movement of the slider can be facilitated, and the rotation of the column can be facilitated, reducing the The difficulty of moving and rotating the column is reduced, while the chute, slide bar and main screw can facilitate the movement of the slide bar, reduce the difficulty of moving the slide bar, and then can absorb the aluminum alloy plates at different positions inside the machine base At the same time, using the lifting cylinder, connecting plate, suction pump, suction pipe, connecting pipe, vacuum suction cup, fixed block and control switch, it is easy to take the aluminum alloy plate inside the machine base, reducing the aluminum alloy plate inside the machine base. The difficulty of taking it.

The invention discloses dry film preparation equipment, and particularly relates to the field of transportation device. The dry film preparation equipment comprises a workbench, wherein a supporting device is fixedly installed at the bottom end of the workbench, a fixing base is fixedly installed at the top end of the left end of the workbench, printing imaging equipment is fixedly installed on the top surface of the fixing base, a film outlet is formed in the right side surface of the printing imaging equipment, a connecting plate is fixedly installed on the right side of the film outlet, anda base is fixedly connected to the bottom end of the supporting device. By arranging the connecting plate and the conveying belt, when dry films are conveyed out from a conveying port after printingwork is completed, the dry films slide to the surface of the conveying belt through the connecting plate, then the dry films slide to the surface of the conveying belt from the surface of the connecting plate one by one, the conveying belt sequentially arranges a plurality of dry films on the surface of the conveying belt, so that the time for operators to operate and observe the dry films is shortened, and the working efficiency of the device is improved.

The embodiment of the present application discloses an ocean buoy, data observation method, device, electronic equipment, and storage medium, wherein the ocean buoy includes: a floating part, a transmission part, and a data observation part; the data observation part is fixed on a floating part through a support part The height of the data observation part from the buoy waterline is not lower than the effective wave height of the current observation area; the data observation part transmits the observation data to equipment other than the buoy through the transmission part electrically connected to it . This scheme can set the position of the observation device according to the average wave height of the collection sea area, and realize stable and accurate collection of air-sea flux data in different regions.

The invention discloses an intelligent multifunctional oilfield float liquid level gauge, which comprises a sealing box, a threaded hole is arranged on the top edge of the sealing box, a sealing oil scale is arranged in the middle of the inner wall of the threaded hole, and a sealing oil scale is arranged on the front side of the sealing box. Screw hole, the middle part of the inner wall of the screw hole is provided with a sewage plug, the middle part of the inner wall of the sealed box is provided with a storage chamber, the front side of the sealed box is embedded with a connecting pipe, and the top edge of the connecting pipe is connected with a transparent The glass tube has a chute on the top of the front of the sealing box, through the sealing box, threaded hole, sealing oil dipstick, screw hole, sewage plug, storage chamber, connecting column and flange, the sealing oil is used to seal the sealing box. The interior is sealed, and the sealing oil has the characteristics of high density, low freezing point and high boiling point, which are not volatile. Watch the scale of the sealing oil scale, and you can know the oil level of the sealing oil at any time, so as to prevent oil and gas from overflowing due to oil shortage. Remove the sewage plug to facilitate the replacement of sealing oil and winter sewage discharge.

The invention discloses a method for clustering and integrating X-ray film image data, which includes the following steps: S01: after preprocessing the X-ray film image, obtain data from the image; S02: obtain the gray value of each point in the image The intensity value Gi, j is stored in the gray value matrix G, Gi, j represents the gray value of the i-th row and the j-th column point in the image; S03: Use the clustering integration algorithm based on the K-means improved algorithm or the hierarchical clustering The improved algorithm performs clustering analysis processing on the gray value matrix G; S04: Use the HGPA algorithm to perform integrated operations. The clustering integration algorithm based on the K-means improved algorithm improves the selection of K initial cluster centers. The improved hierarchical clustering algorithm simplifies the data in the data preprocessing process, and divides the points with the same gray value in the first place. In the same cluster, the maximum number of initial clusters is only 256. It can reduce the difficulty of X-ray observation and even find out foreign bodies, thereby assisting doctors in diagnosis.

The invention provides a method for determining the optimal resolution of ocean surface wind field inversion based on SAR (Synthetic Aperture Radar), which comprises the steps of acquiring synthetic aperture radar images containing both co-polarization and cross-polarization, and preprocessing the acquired images; performing resampling on co-polarization and cross-polarization backward scattering coefficient images; carrying out ocean surface wind field inversion by using a co-polarization geophysical model function to obtain co-polarized wind field data with different spatial resolutions; carrying out ocean surface wind field inversion by using a cross-polarization ocean model function to obtain cross-polarization wind field data with different spatial resolutions; building a Gaussian model of a root-mean-square error, which changes along with the spatial resolution, of the co-polarization wind field data and the cross-polarization wind field data with different spatial resolutions; and performing first-order derivative derivation on the function, and when the derivative value is greater than -1*10<-4>, regarding the spatial resolution corresponding to the point is the optimal resolution. The wind speed inversed at the spatial resolution is high in accuracy.

The invention relates to an improved control type magnetic therapy machine, which comprises a magnetic therapy mechanism body and a support assembly, the top area and the bottom area of the support assembly are respectively provided with a placing plate and a base, the bottom end of the base is provided with a moving assembly, and the top end of the magnetic therapy mechanism body is provided with a display assembly and a control assembly; the improved control type magnetic therapy machine further comprises two supporting plates, a rotating shaft, a fastening threaded rod, a fastening ring, a fastening knob, an adjusting plate and a control handle, the inner ends of the bottom areas of the two supporting plates are connected with the left end and the right end of the placing plate correspondingly, and the right end of the adjusting plate is hinged to the top area of the right supporting plate; the magnetic therapy mechanism body comprises a circular groove plate, a permanent magnet, a moving sleeve and a conical block; and the placement angle of the magnetic therapy mechanism body can be flexibly adjusted according to use requirements, so that the probability of inconvenience in observing the display assembly is reduced, and the use flexibility of the magnetic therapy machine is improved.

The invention discloses a laparoscope, hysteroscope and guidewire combined tubal repatancy system, comprising a laparoscope, a hysteroscope, a guidewire combination and a clamping and positioning device; the clamping and positioning device comprises a base, a universal arm, a universal rotor and clamping clamps; the universal rotor is connected with the base through the universal arm, the clamping clamps are fixedly connected with the universal rotor, the universal rotor is provided with an electronic positioning lock, and therefore the universal arm, the universal rotor and the clamping clamps form a positioning mechanism; two groups of positioning mechanisms are arranged on the base; the laparoscope is connected with the corresponding positioning mechanism through one of the clamping clamps, and the hysteroscope is connected with the corresponding positioning mechanism through the other one of the clamping clamps; the guidewire combination comprises a catheter and a guidewire, wherein the insertion end of the catheter is a taper with an opening in the top and the tail end of the catheter is provided with an electronic flowmeter. The laparoscope, hysteroscope and guidewire combined tubal repatancy system has the advantages that the surgical operation difficulty is reduced, the judgment of the position of the guidewire is improved, and the judgment error of the medicinal liquid injection rate is reduced.

The invention discloses a metal-semiconductor composite structure, a SPPs excitation method and a preparation method. The structure sequentially comprises a transparent substrate, a multilayer dielectric film positioned on the transparent substrate, a semiconductor nanostructure positioned on the surface of the multilayer dielectric film, a transparent dielectric thin film for covering the semiconductor nanostructure, and a metal thin film positioned on the transparent dielectric thin film; the semiconductor nanostructure is used for forming defect of a nano scale on the surface of the metal thin film, and generating a fluorescence signal to excite the metal SPPs; the transparent substrate and the multi-layer dielectric film form a double-color-mirror substrate, and the double-color mirrorsubstrate is high in laser transmittance and high in fluorescence reflection; and the excitation method comprises the steps that the laser with relatively short wavelength penetrates through the double-color-mirror substrate and then is vertically incident on the semiconductor nanostructure, so as to excite the semiconductor nanostructure to generate a single-photon fluorescence signal with relatively long wavelength, and then the SPPs of the metal film is excited by the fluorescence signal. According to the invention, the excitation efficiency of the SPPs can be improved, and the detection difficulty and the detection cost of the SPPs can be lowered.