17results about How to "Clear outline" patented technology

The invention discloses a light-weight image fusion method based on a Mamb-KAN structure, and the method comprises the following steps: obtaining a registration source image, dividing the registration source image into overlapped image blocks, and constructing a Sheaf Laplacian matrix according to an overlapping relation and limited mapping; decomposing the Laplacian spectrum matrix, and projecting image block features into a Sheaf coefficient sequence; a Mama-KAN network is constructed, a Mama branch receives the coefficient sequence to extract fusion features, and a KAN branch calculates a block-level fusion weight according to the coefficient sequence and the fusion features; constructing a loss training network by using the Sheaf consistency energy and the reconstruction error; a lightweight network is obtained according to contribution pruning and quantification of the Mama channel and the KAN base unit to the consistent energy; in the fusion stage, a Sheaf coefficient sequence is generated and input into the lightweight network, and a source image is weighted according to a fusion weight to generate a fusion image. According to the invention, high-quality and low-overhead image fusion is realized.

The application discloses a kind of based on optimization's guiding filter image fusion change detection method and device, method includes: by extreme minimum scale difference operator, pixel value difference value is to the picture of same scene different phase, obtains difference map;Using the way of guiding filter, difference map is fused on global scale, to obtain the optimal difference map;Mean filter is used to phase map I1 and I2, and the base layer difference map corresponding to each difference map is obtained, and the optimized brightness saliency map F1 and F2 are obtained by pca fusion as the image of generating saliency map, according to the principle of maximum saliency to determine weight map;Weight map is regularized for double-scale difference map reconstruction, and the final difference map is obtained;In clustering segmentation stage, by introducing soft threshold function, the final difference map is further processed, to suppress existing abnormal noise.The device includes: processor and memory.

The invention discloses a retaining ring gluing image enhancement detection method based on a CycleGAN model. Comprising the steps of collecting an original gluing image; carrying out VGG16 neural network identification and classification; enhancing the image by using the improved CycleGAN network model; and in the gluing area, the gluing state is judged. According to the method, the low-contrast part of the glue area can be effectively enhanced, the detection precision is improved, the edge information of the glue image is enriched, and a more accurate gluing state image can be obtained. The final detection success rate of the image obtained through the method can reach 95%, more accurate information support can be provided for the gluing process of the industrial robot, the working stability between the retaining ring and the polishing head and between the retaining ring and the wafer is guaranteed, the yield in the chip manufacturing process is improved, and the method has actual production significance.

This invention discloses an aroma fitter for fenugreek tincture based on key aroma components and synergistic aroma characteristics, and its applications. Based on analytical studies of the aroma components and aroma characteristics of high-quality fenugreek tincture, the aroma fitter identifies key aroma characteristics such as caramel sweetness, freshness, fruitiness, nutty aroma, roasting aroma, and sourness, and determines the contributing characteristic compounds and their synergistic proportions within each aroma characteristic. The composition contains key components such as acetic acid, trans-2-pentenal, propyl butyrate, phenethyl acetate, 2-hexanone, ethyl palmitate, benzaldehyde, 2,5-dimethylpyrazine, and 3-hydroxy-4,5-dimethyl-2(5H)furanone, which are precisely formulated to achieve a high degree of consistency with natural fenugreek tincture in aroma structure and olfactory characteristics. This invention not only provides a realistic and layered aroma fitter formulation but can also be applied to the food and daily chemical industries, providing stable and harmonious fenugreek characteristic aromas, thus possessing significant practical application value.

The application provides a tunnel lining concrete evaluation method and system, and belongs to the technical field of tunnel lining quality detection. The method comprises the following steps: a data acquisition and matrix construction step: obtaining full polarization data and establishing a complex domain scattering matrix of each sampling point; a spatial phase locking step: constructing a spatial phase locking loop, tracking the spatial phase of the steel bar in real time, determining the locking state according to the phase difference and determining the steel bar high-weight prediction area; a polarization feature calculation step: in the steel bar high-weight prediction area, performing eigenvalue decomposition on the local covariance matrix, calculating the polarization entropy and the average scattering angle; an adaptive projection stripping step: generating an adaptive gain factor and adjusting the projection strength of the projection matrix, performing projection transformation on the original polarization vector to obtain a residual signal; and an evaluation step: reconstructing a defect signal based on the residual signal to evaluate the quality of the tunnel concrete lining. The scheme can improve the accuracy of tunnel concrete lining quality evaluation.

The application belongs to the technical field of terminal processing, in particular to a terminal secondary stamping device, which comprises a pushing component, a pressing component, a pressure receiving component, a pushing component and a transfer component, the pushing component is arranged on the left side of the pressure receiving component, the transfer component is arranged on the right side of the pressure receiving component, and the pressing component is arranged at the bottom of the pushing component; the pushing component comprises a counterweight pressing plate, a storage top plate and a tension column. The device cuts off most of the material in advance and eliminates edge micro-cracks and residual stress through rough stamping blanking, thereby providing a high-quality blank with uniform organization and accurate positioning for subsequent processes. Then, during fine stamping, the device uses ultra-high pressure to force the material to flow plastically in depth, fill the corners of the mold and eliminate springback, thereby obtaining a high-precision shape with clear contours and no corner collapse, avoiding the problems of excessive corner collapse of the terminal after stamping, too small contact surface, poor contact of the connector and easy leakage of the terminal sealing glue.

This invention provides a method for preparing WC-Co cemented carbide based on electron beam selective melting, belonging to the field of cemented carbide additive manufacturing technology. The method includes: 1) mixing tungsten carbide powder and cobalt powder; 2) modeling the component to be printed; 3) setting substrate preheating parameters; 4) setting contour scanning parameters; 5) setting part scanning parameters; 6) setting the part scanning strategy; 7) loading the mixed powder into the hopper of an electron beam selective melting device, leveling the substrate, and evacuating the vacuum; 8) cyclically stacking the powder according to steps 2) to 6) to obtain the WC-Co cemented carbide. The microstructure of this cemented carbide shows that the average size of the WC grains is 50-60 μm, and the Co phase is uniformly distributed between the WC hard phases. Room temperature tribological tests show that the cemented carbide has a friction coefficient of 0.55–0.65 at room temperature, exhibiting excellent room temperature wear resistance, making it suitable for cutting tools, molds, mechanical parts, etc., where room temperature tribological performance is required.

The application relates to the technical field of image communication, in particular to a video slow-motion frame insertion playback system based on a generative adversarial network, which comprises a video signal acquisition module, a signal processing module, a frame rate conversion module and a playback encoding output module. The acquisition module outputs an original video frame sequence through a ring buffer; the processing module parallelly separates a detail component after denoising and an edge gradient feature; the frame rate conversion module uses a geometric structure as a boundary locking condition, guides the detail component to execute nonlinear motion compensation and intermediate frame reconstruction; and the playback module executes time base remapping and distributed encoding transmission. Through a structure constraint texture depth generation architecture, in combination with a space-time consistency check and a nearest neighbor pixel backfilling mechanism and a virtual time base rate decoupling technology, the application realizes real-time slow-motion video review for high-speed moving targets with high signal-to-noise ratio and no artifacts.

The utility model discloses a motorcycle steering lamp structure, including the lamp shell and the lamp pearl, the inside of lamp shell is provided with the circuit board, and the top of lamp shell is provided with the lamp shade, the surface of circuit board is provided with the lamp pearl, and one side of lamp shell is provided with the steering pole, the utility model discloses a double fixed structure through bolt and elastic buckle, has realized the firm connection of lamp shade and lamp shell, has guaranteed the stability of steering lamp under complex road condition, and the lamp shade and lamp shell installation disassembly are more convenient further, through the cooperation of the plug -in pole in lamp shell and the plug -in barrel on the circuit board, make the circuit board can accurate installation in lamp shell, has guaranteed the stability of circuit connection, through the reflection of the light -reflecting part can effectively reflect the ambient light, even if the steering lamp is not opened, also can through the reflection car headlamp, street lamp etc. Light, make the motorcycle contour more clear, remind other road user's attention, through the good refraction and dispersion effect of arc lamp shade to light, has improved the visibility of the steering signal significantly.

The invention discloses a cross-modal calibration system, method and device for infrared thermal imaging and a medium, and relates to the technical field of image processing, and the system comprises a path selection module which is used for selecting a target developer conveying path leading to a target donor artery according to a preset path selection condition, and issuing a control instruction to an execution module; the execution module is used for responding to the control instruction and conveying the developer through the target developer conveying path according to the conveying control parameters; the blood flow intervention module is used for controlling the blood flow state of the target blood vessel section in the conveying period and controlling the developing agent to form local filling in the target blood vessel section; the synchronous imaging module is used for synchronously collecting a fluorescent angiography image sequence and an infrared thermal imaging sequence of the target blood vessel segment in the local filling process; and the data processing and calibration module is used for carrying out imaging parameter calibration or calibration on the infrared thermal imaging sequence based on the fluorescence angiography image sequence. And the reference sequence and the to-be-calibrated sequence are kept consistent in time from an acquisition source.

The multifunctional combined display cabinet comprises at least two unit cabinet bodies, connecting keys are arranged on one sides of the unit cabinet bodies, connecting grooves corresponding to the connecting keys are formed in the other sides of the unit cabinet bodies, and the unit cabinet bodies are spliced through the connecting keys and the connecting grooves to form a display cabinet body. A winding mechanism and an unwinding mechanism are installed in a head unit cabinet body and a tail unit cabinet body of the display cabinet body respectively, shielding cloth on the winding mechanism extends out of the unit cabinet bodies and covers the upper surface of the display cabinet body, then the shielding cloth is wound by the winding mechanism, and according to the size of an exhibition stand, the unit cabinet bodies of the corresponding number are rotated to be spliced through connecting keys and connecting grooves. The device can be flexibly adjusted and combined according to actual display requirements, then the shielding cloth covers the upper surface of the combined display cabinet body through cooperation of the winding mechanism and the unwinding mechanism, splicing gaps between the adjacent unit cabinet bodies are shielded, and the attractiveness of the spliced display cabinet is improved.

The present application relates to a circuit board defect recognition method and system based on multi-dimensional image data, belonging to the technical field of data recognition processing, comprising the following steps: obtaining the synchronous image data of the circuit board to be detected under multiple imaging modalities; performing spatial-spectral joint registration on each modality image to generate a multi-dimensional image cube with a unified coordinate system and pixel alignment; inputting the multi-dimensional image cube into a pre-trained multi-branch heterogeneous fusion neural network; generating a pixel-level defect probability map using a defect perception context decoder, and performing geometric constraint optimization on the probability map in combination with prior information of the circuit board design layout; outputting the defect type, location and confidence, and establishing an interpretable defect fingerprint library according to the multi-dimensional response characteristics of the defects; the beneficial effects of the present application are: it can effectively suppress false defect signals caused by image noise and circuit board surface texture interference, greatly reduce the missed detection rate and false detection rate, and realize accurate pixel-level defect positioning.

The invention relates to the technical field of forming processes, in particular to a multi-density sponge forming mold and an integrated forming method.The forming mold comprises an upper mold and a lower mold, and a mold cavity used for sponge foaming forming is defined after the upper mold and the lower mold are closed; the movable partition is arranged in the mold cavity; the movable partition is provided with a first position and a second position; when the movable partition is located at the first position, the movable partition serves as a physical barrier to divide the mold cavity into a first cavity and a second cavity which are isolated from each other, and the first cavity and the second cavity are used for physically isolating liquid sponge raw materials during first-time material injection; and when the movable partition is located at the second position, the movable partition relieves physical isolation between the first cavity and the second cavity, so that the first cavity communicates with the second cavity, and the sponge foamed in advance and the raw materials injected subsequently make contact at the interface and are integrally fused.

The invention discloses a harmonic radar nonlinear phase compensation method and system based on sparse recovery, and belongs to the technical field of harmonic synthetic aperture radar imaging. The method comprises the following steps: extracting a second harmonic component from a received harmonic echo signal; performing pulse compression by adopting an ideal reference function; randomly extracting a part of pulses from all the pulses, and constructing an observation matrix; parameterized phase fitting is carried out on the extracted pulse, and a nonlinear phase coefficient is estimated; reconstructing a full-aperture time-varying nonlinear phase trajectory through sparse recovery by using the sparsity of a phase coefficient in a transform domain; and finally, constructing a time-varying nonlinear compensation function based on the reconstructed phase, performing frequency domain compensation on the signal, and performing SAR imaging processing to obtain a harmonic synthetic aperture radar image with good focusing. Full-aperture phase reconstruction can be realized only by extracting part of pulses, and the method has the advantages of strong anti-noise capability, capability of processing spectrum distortion, avoidance of segmentation error accumulation, high compensation precision and the like.

This invention provides a variable-temperature forging process for difficult-to-deform lightweight aluminum / magnesium alloys. The process involves determining the recrystallization temperature to lock in the preheating temperature; heating the difficult-to-deform aluminum or magnesium alloy billet to the preheating temperature; maintaining a die temperature 50-200°C higher than the billet temperature; implementing an initial temperature transfer deformation process on a forging press, with the die at a high temperature and the billet at a low temperature; ensuring the die temperature is 50-200°C higher than the billet temperature; performing plastic deformation at the same temperature for both the die and the billet when the forging deformation reaches 1 / 3-2 / 3 of the stage; maintaining pressure with the die temperature 50-100°C lower than the billet temperature; water quenching the formed forging, followed by aging heat treatment. This variable-temperature forging process for difficult-to-deform lightweight aluminum / magnesium alloys reduces the tendency for deformation damage during deformation, ensures low-temperature deformation of the workpiece without damage or cracking, improves the deformation uniformity of the workpiece, and optimizes its microstructure and mechanical properties.

The utility model discloses a farm egg sub-packaging and screening device which comprises a rotating disc, the surface of the rotating disc is fixedly connected with a partition plate, a base is rotationally installed at the bottom of the rotating disc, a conveying roller line is installed on one side above the base, a base plate is installed at the inner bottom of the rotating disc, and a conveying roller is installed on the base. And a lamp holder is mounted on the surface of the base plate in an embedded mode, a bulb is mounted in the lamp holder, one side of the bulb is electrically connected with a photoresistor, and an ultrasonic vibration sensor is mounted on the side wall of the rotating disc. A photoresistor is arranged in the lamp holder, the photoresistor LDR is used for detecting the quality of eggs, light source irradiation is used, high-quality eggs are semitransparent, the yolk outline is clear, poor-quality eggs are poor in light transmission, and therefore the freshness degree of the eggs can be judged easily, and in this way, the eggs are detected through the photoresistor and light source irradiation; and the quality of the eggs is judged according to the LDR reading, so that the eggs are subpackaged and screened according to the quality.