45 results about "Texture type" patented technology

An improved feature set and accompanying image-content-based management/search method/algorithm enable fast and effective searching of a collection of digital color images to identify a particular image or group of images. The feature set, which is designed for EXIF formatted thumbnail color images, is derived from select transform (e.g., DCT) coefficients of the individual color components of the searched images. The feature set comprises color features, edge features, and texture features including texture-type, texture-scale and texture-energy. The feature set of a query image is compared to the feature sets of images in the relevant search range to identify all similar images.

The invention discloses a high efficiency video coding (HEVC) intraframe coding method, device and system based on a texture direction. The method comprises the steps of segmenting every frame of image into maximum coding units (CUs), enabling depth values of the maximum CUs to be set as 0; obtaining a depth value of a current CU; when the depth value is smaller than a depth threshold, calculating texture direction signs of the current CU, judging whether a texture type of the current CU is flat or directional, and if the texture type of the current CU is not flat or directional, segmenting the current CU, and adding 1 to the depth value of the current CU; when the depth value reaches the depth threshold, calculating texture direction signs of a prediction unit (PU); selecting a candidate mode set of prediction modes according to the texture direction signs of the CU and/or the PU, and determining an optimum prediction mode from the candidate mode set to perform coding. According to the HEVC intraframe coding method, device and system based on the texture direction, CU layer block segmentation optimization and PU layer prediction mode optimization are performed through texture direction signs of coding blocks, and accordingly coding complexity and coding time are greatly reduced.

The invention discloses a sand texture type polyester/epoxy powder coating and a preparation method thereof. The sand texture type polyester/epoxy powder coating comprises the following raw materials, by weight, 350-400 parts of polyester resin (P5040), 240-280 parts of epoxy resin (E-12), 100-150 parts of extinction barium sulfate, 40-60 parts of spherical silica powder, 8-12 parts of modified polyethylene wax powder, 10-15 parts of organic coated titanium dioxide, 5-10 parts of sand texture agent (SWMBX-30), 4-6 parts of benzoin, 5-8 parts of 2-phenyl imidazoline, 4-6 parts of 2-methylimidazole, 5-10 parts of ferrite yellow, 5-10 parts of iron oxide red and 10-15 parts of carbon black. The prepared powder coating has the advantages of being high in hardness, high in intensity, high in abrasion resistance, good in heat resistance, good in ageing resistance, short in solidifying time, environment-friendly, free of pollution and the like. The solidified coating produces a texture effect of the sand texture, the sand texture is meticulous and clear, distribution is even, visual comfort is provided for people, and combination properties of the coating are good.

The invention relates to a garment texture recognition and classification method based on LBP and GLCM. The classification method for the texture types in fashionable garment images comprises the following steps: S1, extracting LBP texture features; S2, designing a GLCM texture image feature statistic extraction function; S3, calculating a texture feature value; and S4, training the feature vectors by using an SVM algorithm, and classifying the texture pictures. The method has the advantages that the challenge of texture recognition in fashionable clothes is well solved in the actual production process, the constraint of manual recognition is liberated, convenience is brought to later data analysis and algorithm development optimization, and the method has important practical significance.

The invention provides a yarn dyed fabric texture type recognition method, which comprises three steps of building of a double-sided gray level co-occurrence matrix, extraction of texture feature parameters and building of a BP neural network model. Through the above three steps, the front image and the back image of the yarn dyed fabric are converted into gray level images, and in a condition with a certain direction and distance apart, the joint probability for appearing of pixel pairs formed by pixel points on the front image and pixel points on the back image is calculated; later, contrast, correlation, entropy and homogeneity are selected as parameters for describing the image textures, and numerical values are calculated; and the extracted four texture feature parameters serve as input vectors, a texture structure type serves as an output vector, and a three-layer BP neural network is built for recognizing the texture structure type of the yarn dyed fabric. Through training of a certain amount of samples, the yarn dyed fabric texture structure type recognition accuracy is thus enhanced.

The invention relates a texture-type niobate leadless piezoelectric ceramic material and its preparation method. Said ceramic material, which is mixed with 1-30mol% of surface orientation sheet-like formwork material, mainly contains (K0.44Na0.52Li0.04)(Nb0.84Ta0.10Sb0.06)O3. The method for making comprises the following steps: according to stoichiometric ratio mixing powders of KHCO3, NaHCO3, Li2CO3, Nb2O5, Ta2O5 and Sb2O5; adding alcohol to mixture to be processed in ball mill; drying it and adding adhesive to it; pressing it to block and presintering; comminuting and grinding; and so on. The invention can increase piezoelectric performance greatly.

The invention relates to a waterborne exterior-wall paint and its preparation method. The paint comprises the following components: by weight, 20-50% of water, 15-45% of a nano-modified fluoropropionate emulsion, 1-20% of nano-modified polymer, 2-20% of rutile titanium dioxide, 1-10% of wollastonite powder, 1-10% of meerschaum powder, 0.2-10% of mica powder, 1-6% of glycol and a conventional auxiliary agent. The paint provided by the invention can be made into texture-type exterior-wall paint of different types and different colors. The paint film has characteristics of high weatherability, scrub resistance, stain resistance, high hardness, strong adhesion, good hydrophobicity, excellent ageing resistance and the like.

The invention belongs to the field of powder coating and particularly relates to a continuous pattern type powder coating with a flashing effect as well as a preparation method and application thereof. The powder coating is prepared by binding base powder and aluminum powder, wherein the base powder is prepared from the following raw materials in percentage by weight: 55.6 to 60.8 percent of polyester resin, 4 to 4.2 percent of glycoluril crosslinking agent, 0.18 to 0.22 percent of acid catalyst, 0.8 to 1 percent of leveling agent, 0.9 to 1.1 percent of benzoin, 0.2 to 0.4 percent of pattern assistant, 27.5 to 31.68 percent of filler and 5 to 6 percent of pigment. The preparation method of the continuous pattern type powder coating comprises the following steps of uniformly mixing raw materials, performing melt extrusion by an extruder, and performing tabletting, air cooling, grinding and sieving to obtain the base powder; binding the aluminum powder and the base powder to obtain the power coating; the prepared continuous pattern type powder coating with the flashing effect is cured to obtain a coating film product; according to the powder coating disclosed by the invention, the functions of covering power, color and metal flashing effect of a flash coating and an angle-dependent optical effect are achieved, effective combination of the aluminum powder and an art texture type powder coating with good decorative effect is realized, and a good development prospect is produced.

The invention discloses a removal method of a zipper effect of bayer interpolation. The bayer interpolation is a device of interpolating missing color components of pixel points of a color filter array; and the zipper effect is an image error appearing most easily in the bayer interpolation. According to the characteristics that the zipper effect mutational in a brightness domain and even in a chroma domain, the method comprises the steps of converting RGB (red, green and blue) image data after the bayer interpolation to a brightness-chroma color space (such as YUV and Lab) via color space transformation, determining texture types of regions where pixel points of an image brightness component are located one by one, performing low-pass filtration in case of an even region, performing horizontal and vertical filtration in case of a horizontal or vertical marginal region, constituting a new image with the filtered image brightness component and the original chroma component, and performing color space inverse transformation to form a final RGB image. The method can effectively eliminate the zipper effect generated by the bayer interpolation and significantly improves image quality.

The invention provides a method of preparing mesophase pitch. The method comprises the following steps: with the furfural extract oil of naphthene-based crude oil vacuum gas oil as raw material, carrying out oxidative cross-linking modification on the raw material by air to obtain an intermediate product; carrying out a co-carbonization treatment on the intermediate product under the synergetic hydrogen supply action of a hydrogen atmosphere and a hydrogen supply solvent to obtain the mesophase pitch, wherein the hydrogen supply solvent is 1,2,3,4-tetrahydroquinoline, and the adding amount is 5-20wt% of the amount of the raw material. According to the method provided by the invention, the cross-linking modification of the raw material is realized by means of air oxidation, thus the softening point and the carbonization yield of the raw material are increased, and moreover, lots of oxygen atoms are not introduced in the molecules of the modified raw material, thus the carbonization action thereof is not influenced; under the hydrogen atmosphere, an appropriate amount of the hydrogen supply solvent is added to carry out synergetic hydrogen supply co-carbonization with the cross-linked raw material, thus the carbonization reaction action of the raw material can be further improved. The mesophase pitch prepared by the method provided by the invention presents a flow state or a large texture-type state.

Disclosed are a method and device for managing a character texture. The method comprises: determining a texture type corresponding to any character texture to be stored according to a preset correspondence between texture sizes and texture types, and when it is determined that the number of textures stored under the corresponding texture type is smaller than a corresponding upper limit, storing the character texture to be stored under the corresponding texture type, wherein the upper limit of the number of textures under each texture type is configured according to hardware resources of a device, and the more the hardware resources of the device are, the higher the upper limit of the number of textures under a texture type having a correspondingly larger texture size is. In this scheme, the textures can be classified according to the texture sizes and the textures can be stored according to the texture types, and the more the hardware resources of the device are, the higher the upper limit of the number of textures under a texture type having a correspondingly larger texture size is. Therefore, the textures are prevented from being added or deleted too frequently in the current texture management, and thus the storage space of the device can be reasonably utilized.

The invention relates to a building and application method for a functional tobacco module. The method comprises the following steps of dividing tobaccos into skeleton type tobaccos, fragrance type tobaccos and texture type tobaccos by a judgment model based on sensory evaluation; detecting the content of chemical components in the tobaccos, and performing stepwise regression analysis on the detected content of chemical components in the detected tobaccos, so as to obtain the skeleton type tobacco function parameter Fg and skeleton type tobacco quality parameter Qg of the skeleton type tobaccos, the fragrance type tobacco function parameter Fx and fragrance type tobacco quality parameter Qx of the fragrance type tobaccos, and the texture type tobacco function parameter Fz and texture type tobacco quality parameter Qz of the texture type tobaccos. The method has the advantages that the parameters of the applicable function tobacco module can be predicted by the built different function tobacco function parameter and quality parameter prediction models, the objectiveness and stability of evaluation on functions and application of the tobacco module are improved, and the effective and reasonable utilization of tobacco resources is guaranteed.

The invention discloses a control method and a device of a washing machine, and a water use quantity updating method and a device. The control method comprises steps of acquiring washing parameters of to-be-washed clothes, wherein the washing parameters comprise initial weight and/or texture types of the to-be-washed clothes; according to the washing parameters of to-be-washed clothes, acquiring preset water use quantity for washing; judging whether an externally input instruction agreeing with the preset water use quantity is received or not; when an instruction denying the preset water use quantity is received, receiving setting of customized water use quantity; and according to the customized water use quantity, executing washing operation. According to the invention, the water use quantity can be flexibly set by a user according to specific conditions of the to-be-washed clothes, so water is saved.

The invention discloses a vehicle logo location method based on radiator grid background ablation, comprising performing vehicle logo coarse location on a vehicle original image; determining the background in a vehicle logo coarse location image is a no-grid background or a grid background; if a grid background, classifying vehicle logo background textures in the vehicle logo coarse location image, employing an algorithm corresponding to a vehicle logo background texture type to eliminate the vehicle logo grid background in the vehicle logo coarse location image, determining vehicle logo physical characteristics of the vehicle logo coarse location image, and realizing final location of a vehicle logo according to a determination result; and if a no-grid background, determining vehicle logo physical characteristics of the vehicle logo coarse location image, and realizing final location of a vehicle logo according to a determination result. The vehicle logo location method possesses the advantages of low complexity, fast processing speed, high location accuracy, etc., and can be widely applied to the vehicle logo location field.

The invention relates to a similar coating shell texture type anti-corrosion wear-resistant composite coating and a preparation method thereof. The coating consists of a similar coating shell texturecompounding region, a metallurgy fusion transition region and a diffusion influence region; the thickness is adjustable in a range being 2 to 5mm; the similar coating shell texture compounding regionis uniformly distributed between a spherical alloy region by fine and uniform hard phase particles; alloy is positioned among hard particles; almost continuous and irregularly distributed GO thin sheets also exist for forming a coating shell surrounding an alloy region. The preparation method comprises the following steps of (1) substrate pretreatment; (2) composite powder mixing: putting GO, hardparticles and nickel-based alloy powder into distilled water; performing stirring and uniform mixing to obtain the coating composite powder; (3) coating layer coating: before the coating of the mixedpowder, coating the nickel-based alloy powder on the surface of the metal substrate to be used as a transition layer; (4) similar coating shell texture type coating layer sintering: putting a pre-firing element into a vacuum sintering furnace; raising the temperature; performing heat insulation for 5 to 45 minutes; performing cooling from the furnace to 150 DEG C, discharging; performing air cooling to room temperature to obtain the coating.

In a method, apparatus and integrated circuit for improving image sharpness, the method includes the following steps: (a) labeling each of pixels in an image as one of an edge/texture type and a non-edge/texture type; (b) classifying each of the pixels that are labeled as the edge/texture type into one of a border point type, a transition point type, and a peak point type; and (c) using a shrinking/expanding filter to filter the pixels of the border point type, and subsequently using a high boost filter to first filter the pixels of the peak point type and then filter the pixels of the transition point type to sharpen the image.

The invention discloses a standard normalized preparation method of an experimental soil sample. Before preparation of the soil sample, natural soil is smashed and is screen by sieves with different pore diameters respectively, and fine soil without impurities is obtained finally and is used pure soil; deionized water is added into the fine soil proportionally according to the characters of the required soil sample, and a culture dish is used as a soil preparation tool; generally, when the amount of the fine soil is fixed, the more the deionized water is added, the thinner the mushy soil is, and the prepared soil sample is hard, has high density, low porosity and low moisture content finally. The standard procedure can provide basic reference for preparing the soil samples with different texture types rapidly.

The invention provides a production process of vamp screen cloth. The production process comprises the steps of knitting preparation, combing arrangement, machine knitting, dyeing, finishing, shapingand the like; when a non-vamp area is woven, Jacquard embroidery yarn traverses through meshes of a mesh base layer to form a thin structure, when a vamp area is woven, the Jacquard embroidery yarn traverses through the meshes of the mesh base layer to form a thick structure or the Jacquard embroidery yarn does not traverse through the meshes of the mesh base layer to form a hollowed-out structure, and the boundary between the thin structure and the thick structure or the hollowed-out structure is utilized to form a contour shape after the vamp is unfolded. Because the Jacquard embroidery yarnis woven by a Jacquard comb, the texture type of fabric does not need to be changed, the process is relatively simple, and compared with a traditional technical scheme that the vamp is obtained by adopting a mode of firstly cutting and then sewing, the cost is relatively low.

The invention discloses a mesh fluid textured damping bearing, comprising a metal outer ring, a rubber body and a main shaft, the rubber body is sleeved in the metal outer ring, the main shaft is sleeved in the rubber body, and the rubber body is sleeved The inner and outer layers are arranged with axially distributed inner rubber slats and outer rubber slats, the adjacent slats of the inner rubber slats are provided with inner water grooves, and the adjacent slats of the outer rubber slats are provided with outer water grooves, The inner water tank and the outer water tank are respectively connected with the external hydraulic system. The invention has the advantages that it can reduce the relative friction between the friction pairs, reduce vibration and noise, and can improve the comfort of civil ships and the concealment of underwater vehicles.

A method for preparing calligraphy and painting on a ceramic plate, comprising the following steps: A, preparing a clay plate; B, painting and infiltrating: placing a permeable layer on the plate surface of the clay plate, and painting patterns or characters on the permeable layer, statically Remove the permeable layer after setting to obtain a clay tablet with permeable patterns or calligraphy characters; C, hollow out and shape: hollow out the clay tablet obtained in step B to make the pattern or characters appear in the form of protruding textures; D, dry Firing: After drying the clay board obtained in step C, it is fired in a kiln to obtain ceramic board calligraphy and painting with protruding patterns or characters. The invention proposes a method for preparing calligraphy and painting on ceramic boards. The mud boards are hollowed out and shaped before being dried and fired. The plasticity is greatly improved, and the phenomenon of stretched angles is not easy to occur, which greatly improves the quality of the embossed ceramic boards. Painting yield.

The invention relates to the field of semiconductor industry, and in particular relates to a plasma texturing method of an AZO film of a film solar cell. The method is characterized in that the advantages of physical etching and chemical etching of the plasma etching method and high regulation performance of the etching degree and other advantages are utilized to etch the AZO film of the film solar cell. With the adoption of the method, the effect of wet etching can be reached; meanwhile, any corrosive solution is not used, so that the environmental pollution caused by improper handling of reaction solution can be avoided; the heating temperature, flow rate of inlet air, power and frequency of a radio source, and etching time of a substrate rack are controlled to improve the etching controllability; compared with the sputtering-depositing texturing type AZO film of which the particle energy is limited and obvious texturing effect is not reached, the AZO film has the advantage that a good etching effect can be reached; the texturing method of the AZO film of the film solar cell has the advantages of being high in light trapping structure effect, high in etching controllability and free of pollution; therefore, the method can be applied to the technology for improving the converting efficiency of a solar cell.