143results about How to "Speed up fusion" patented technology

Fuser members having improved thermal conductivity include an outer layer composed of elastomers and filler materials. The filler materials are oriented in the outer layer to provide directional thermal conductivity. Processes for forming the fuser members apply a liquid coating over a substrate and apply a magnetic field to the coating to orient the filler material. The coating is cured to retain the orientation of the filler material in the outer layer.

Assemblies of one or more implant structures make possible the achievement of diverse interventions involving the fusion and / or stabilization of lumbar and sacral vertebra in a non-invasive manner, with minimal incision, and without the necessitating the removing the intervertebral disc. The representative lumbar spine interventions, which can be performed on adults or children, include, but are not limited to, lumbar interbody fusion; translaminar lumbar fusion; lumbar facet fusion; trans-iliac lumbar fusion; and the stabilization of a spondylolisthesis.

The invention relates to a method for fusing a night-viewing twilight image and an infrared image. The method comprises the following steps of: enhancing the infrared and twilight images by adopting a center-periphery opponent network in an antagonistic characteristic model, segmenting the enhanced infrared image by using an area growing method, and obtaining target images according to the brightness of each segmented area; adding two fusing operations at a fusing stage, namely fusing the target image information to an enhanced twilight background by using a selection operation to form input of a brightness channel, and fusing the infrared image obtained by adopting the area growing method and the enhanced twilight image by adopting the antagonistic characteristic model to form input of a saturation channel; and meanwhile, directly sending the enhanced twilight image to a toning channel to perform toning as the background of a colored fused image, and finally performing colored remapping and display. The images obtained by the method have good target indicating characteristics and colors more suitable for the observation of human eyes, and are favorable for improving the perception of monitoring personnel on a target scene.

The invention relates to a dental implant and a preparation method of a bioactive antibacterial surface of the dental implant. The dental implant is characterized in that medical titanium or a titanium alloy is taken a substrate; a nanotube morphology is constructed on the surface of the substrate through anodic oxidation; the surface of the substrate is uniformly coated with a polydopamine bionic membrane layer formed by auto-polymerization; the dental implant with the bioactive antibacterial surface provided with in-situ grafted silver nanoparticles is obtained by means of the adsorption and reduction capabilities of a polydopamine surface for silver ions. By adopting the dental implant, a uniform discrete nanotube oxide layer is formed in situ on the surface of the titanium substrate to be taken as a storage carrier of a large quantity of antibacterial silver particles, and the bioactive antibacterial surface which grows in situ is prepared through the steps of surface dopamine auto-polymerization and in-situ soaking and reduction and the like, so that the implant surface has more durable antibacterial property, the hydrophilic performance and bioactivity of the surface are improved, the alkaline phosphatase activity of osteoblast on the implant surface is increased, the differentiation of the osteoblast is facilitated, the infection risk of the implant after the implant is implanted is lowered, and the implanting success rate is increased.

The invention relates to a preparation method of a dental implant and a composite surface thereof. In the dental implant, medical titanium or titanium alloy is used as a substrate, and porous morphology is prepared on the surface while polydopamine and hydroxyapatite are deposited to obtain a dental implant composite surface with good bioactivity. In the invention, a uniform multi-layer pore oxidation film is quickly formed on the surface of the titanium substrate to obtain nano porous morphology; and by enabling a thin layer of protein analogue (polydopamine) to tightly adhere to the surface, the surface hydrophilicity and the corrosion resistance of the dental implant can be improved. Finally, the hydroxyapatite deposition is induced on the surface to obtain a three-layer composite surface; moreover, the nano porous composite surface can effectively reinforce the adhesion and spreading of osteoblast on the implant surface as well as the alkaline phosphatase activity, early bone integration of the implant is accelerated, and firm combination of the material and the organism interface is realized so as to improve the stability and success rate of the implant.

The present invention discloses a surface treatment method of a dental implant, wherein a titanium or titanium alloy artificial implant is used. Through partial treatments which comprise sand spraying, acid pickling and coating hydroxyl calcium phosphate with biocompatibility, a specific porous structure is generated on the surface of the artificial dental implant, and the artificial dental implant is also provided with a partial porous hydroxyl calcium phosphate coating. Therefore osteoblast-like cell and bone integration speed can be increased, and furthermore the treatment period in artificial tooth implantation is reduced.

Disclosed in the invention is a low-light and infrared night vision image fusion method. The method comprises: step one, for one same target scene, collecting an original low-light image and an original infrared image respectively; step two, carrying out de-noising processing on the collected original low-light and infrared images; step three, carrying out effective and precise registering on the low-light and infrared images after de-noising by using an edge-feature-based image registration method; and step four, carrying out image fusion on the registered image by using a wavelet transform method. According to the invention, the low-light night-vision image and the infrared night-vision image are fused and advantages of the two images can be fully realized; and the multifunctional advantage of the night-vision system is increased, so that the observer can obtain accurate, comprehensive and reliable image information of a certain scene. Therefore, with the method, a fused image with a super high quality can be obtained and the fusion speed is fast.

The present invention discloses a PRCA-based NSST image fusion method. The method comprises the following steps of S1, respectively subjecting to-be-fused images to multi-scale decomposition by using a non-down-sampling redundancy lifting non-separable wavelet (RLNSW), completing the directional localization and then obtaining the low-pass sub-band components and the band-pass sub-band components of the to-be-fused images; S2, fusing the low-pass sub-band components of the to-be-fused images based on the first fusion rule of the robust principal component analysis (RPCA), and fusing the band-pass sub-band components of the to-be-fused images based on the second fusion rule of the robust principal component analysis (RPCA); S3, after the fusion process of the step S2, subjecting the low-pass sub-band components and the band-pass sub-band components of the to-be-fused images to inverse NSST conversion, obtaining a fused image and outputting the image. The method is simple in implementation, good in image fusion effect, short in consumed time and good in practicability.

The invention discloses an information processing method and apparatus. The information processing method is applied to one or more movable electronic devices that are used for simultaneous localization and mapping of an unknown environment. The method comprises the following steps that: n levels are established during simultaneous localization and mapping of the unknown environment, wherein the n is larger than or equal to 2; repeated feature information contained by a plurality of nodes is filtered at the ist level, wherein the i is larger than or equal to 1 and is less than or equal to n; and the plurality of nodes are interpreted in a single node. Therefore, on the basis of the multi-level simultaneous localization and mapping (SLAM) algorithm structure, the SLAM flow can be processed by a distributed way among the multiple levels, thereby substantially accelerating the fusion speed of the overall map.

The invention discloses a system and method for integrating Internet electronic trade, adopting a structure of symmetrical network, using the devices installed on various Internet trade websites to make inter-network, inter-platform and inter-database bidirectional electronic trade integration. It is worth noticing that the symmetrical network structure makes any level trade integration able to be carried on between equal devices and supports bidirectional exchange of commodity information and settling and delivering information; a code mapping dictionary solves the unconformity problem of commodity numbers in the trade integration; a mode of processing link files related in the trade reduces the pressure in data transmission bandwidth; a trade integration data structure is built by the initiating party and confirmed by the receiving party, thus assuring the conformity of trade integration data. The invention has the advantages of high efficiency, low cost, commodity sharing between websites, trade integration, and profit sharing and the characters of openness, equity, independency and intelligence.

The invention discloses a bitumen mixture anti-stripping agent which consists of the following components in parts by weight: 30-50 parts of construction waste micropowder, 10-25 parts of alkali residue micropowder, 10-15 parts of coal gangue incinerator ash and 1-3 parts of additive, wherein the construction waste micropowder is formed by grinding construction waste (basically consisting of 20 percent of waste concrete and 80 percent of waste tiles) in which organic matters are removed; the coal gangue incinerator ash is coal gangue incinerator ash which is activated by keeping the temperature at 750-900 DEG C for 2.5-3 hours; and the additive is one or more of sulfoaluminate, silicate cement clinker and triethanolamine. Compared with like products in the prior art, the bitumen mixture anti-stripping agent has the advantages that the harm of chlorine salt and water to bitumen can be prevented, the anti-stripping agent is prevented from being decomposed due to heating, the environmental harm is avoided, and the price is low.

The invention belongs to dynamic video image fusion methods and discloses a coal mining fully mechanized excavation face dynamic video image fusion method. The coal mining fully mechanized excavation face dynamic video image fusion method comprises the steps that the camera placement axis is selected, and two or more megapixel network cameras are arranged around the camera axis and cover the whole coal mining fully mechanized excavation face; video frame images obtained by the adjacent cameras are required to have an overlapped area of about one third; then obtained coal mining fully mechanized excavation face dynamic videos are fused. The coal mining fully mechanized excavation face dynamic video image fusion method has the advantages that a cascade Hash feature matching algorithm uses two times of Hash mapping, and the feature matching precision and speed are ensured; a parallax tolerate transformation model uses a feature point growth rule and a dynamic programming algorithm, the video fusion speed is increased, the requirements for the positions of the cameras in the video fusion process are reduced, and a good dynamic video fusion effect can still be obtained for cameras with large parallax and large rotation. The coal mining working efficiency is improved, and the coal safe production is ensured.

The present invention relates to a dental implant and its surface preparation method. The dental implant uses medical titanium or titanium alloy as the base material, self-polymerizes on its surface in situ to form a strongly adherent polydopamine biomimetic coating, and obtains a Dental implant surfaces with excellent bioactivity. The present invention tightly adheres a thin layer of protein analogue (polydopamine) on the surface of the implant, which can improve surface hydrophilicity and corrosion resistance, and effectively strengthen the adhesion and spreading of osteoblasts on the surface of the implant, and improve the alkaline Phosphatase activity speeds up the early osseointegration of implants, realizes the firm combination of materials and biological interfaces, thereby improving the stability and success rate of implants.

A toner comprising toner particles which comprise binder resin and colorant, wherein the binder resin is made from latexes which comprise a low molecular weight (LMW) latex of resin particles having a weight average molecular weight (Mw) less than 50,000 and a medium molecular weight (MMW) latex of resin particles having a Mw from 50,000 to 500,000, wherein the glass transition temperature (Tg) of the resin particles of the LMW latex is not greater than 52° C.

The invention discloses heat-resistant reclaimed asphalt concrete and a preparation method thereof. The heat-resistant reclaimed asphalt concrete comprises the following components: new asphalt, a RAPmaterial, a regenerant, steel slag, ceramic micropowder, mineral powder, a new aggregate, silica and glass fiber; the regenerant includes the following components: base oil, a dispersant, an alkylated diphenylamine antioxidant, dichloromethane, an ultraviolet absorber, dicumyl peroxide, a surfactant, a SBS modifier, anhydrous ethanol, styrene butadiene rubber powder and hollow glass microspheres;and the preparation thereof is as follows: S1, collecting the RAP material; S2, preparing a first mixture; S3, preparing a second mixture; S4, preparing a third mixture; and S5, preparing the finished product. The heat-resistant reclaimed asphalt concrete of the present invention is excellent in crack resistance, durability, and high-temperature and rutting deformation resistance; in addition, the preparation method of the present invention has the advantage of making asphalt distribution uniform.

The invention discloses a multi-view image fusion method and device, computer equipment, and a storage medium. The method includes the steps: acquiring a to-be-fused image of a target object at a standard shooting view angle and a reference image of the target object in a non-standard shooting view angle; calculating optical flow information between the to-be-fused image and the reference image; performing the fusion of the to-be-fused image and the reference image according to the optical flow information to obtain a target image of the target object in a standard shooting view angle. Throughemploying the above technical scheme, the method can improve the fusion speed of multi-view images, and reduce the manpower and material resources in the image fusion process.

The embodiment of the invention discloses an image face changing method and device, a video face changing method an device, equipment and a storage medium. The image face changing method comprises thesteps: acquiring a second image used for executing face changing operation on a first image to be subjected to face changing, wherein the first image comprises a first face, and the second image comprises a second face; performing deformation processing on the first face in the first image to obtain a third image containing the deformed first face, wherein face key points of the deformed first face and the second face are aligned; obtaining a fusion mask, wherein the fusion mask has transparency; and replacing the deformed first face in the third image with the second face according to the transparency to obtain a target image after face changing of the first image. According to the embodiment of the invention, the color of the image after face changing is adjusted by calculating the pixel value through the transparency, image face changing is realized without Poisson fusion, the gradient of the image does not need to be calculated, the algorithm is simple, a natural face changing effect is obtained, and the image fusion speed and the image face changing efficiency are improved.

The present invention provides a superpixel fusion method of local correlation which enables the iteration operand to be reduced and the fusion speed to be accelerated, and belongs to the image segmentation field in the image processing. The superpixel fusion method of the present invention enables the local correlation between the pixels to be enhanced by taking the pixels as the basic fusion units, and further realizes the superpixel fusion by the interaction between the pixels. During the pixel fusion process, the division of the superpixels is used as the prior guidance information, thereby guaranteeing that the pixels in the superpixels have the same categorical attributes, and keeping the edge discrimination capability between the object areas while increasing the correlation between the adjacent pixels. By the superpixel fusion, the semantic feature space of each fusion area is obtained, and the corresponding fusion is carried out according to the correlation. During the single pixel classification process, and by converting into different semantic spaces, the distances from the pixels to the clustering centers are calculated according to different visual focuses, thereby improving the reliability of the pixel categorical attribution. Finally, the superpixel fusion is realized according to the mark of the superpixels under an original resolution.

The invention discloses a multi-viewpoint video splicing and fusion algorithm based on multiple resolutions. The algorithm comprises steps as follows: step 1, mapping multi-frame video images of different viewpoints at a same moment on a same reference cylindrical surface, wherein the video of each viewpoint comprises video images of multiple moments; step 2, splicing two adjacent video images at the same moment, wherein the video images are obtained after mapping; step 3, balancing the brightness of the overlapping parts after splicing the two adjacent video images at the same moment, thus finishing fusing the multi-viewpoint videos. According to the multi-viewpoint video splicing and fusion algorithm based on multiple resolutions provided by the invention, the splicing and fusion processes are accelerated by reducing the resolutions; the color and gradient information is considered comprehensively; and the multi-viewpoint videos are spliced and fused at a high speed in a high quality.

The invention discloses an information processing method and an information processing apparatus. The information processing method is applied to one or more mobile electronic devices which are used for simultaneous localization and mapping of an unknown environment. The method comprises the following steps that: n levels are created in the simultaneous localization and mapping of the unknown environment, wherein the n>= 2; repeated feature information contained by a plurality of nodes is filtered in an i-th level, wherein the i is in a range of 1 to n; and the plurality of nodes are reduced to a single node. Thus, by means of the information processing method and apparatus of the invention, a multi-level SLAM algorithm structure makes the process of the simultaneous localization and mapping (SLAM) processed in a plurality of levels in a distributed manner, and therefore, fusion speed of a global map can be greatly increased.

The invention discloses a gelatinizer mother liquor for porous water-permeable concrete and a preparation method thereof. The gelatinizer mother liquor comprises, by weight, 57.0-58.0% of water, 19.0-20.0% of calcium chloride, 2.0-2.5% of ferrous chloride, 2.5-3.0% of ferrous sulfate, 3.0-3.5% of iron chloride, 1.5-2.0% of sodium chloride, 2.5-3.0% of sodium sulfate, 2.0-2.5% of magnesium sulfate, 1.5-2.5% of potassium sulfate, 2.4-3.0% of ammonia chloride, 0.1% of a stabilizing agent and 0.1% of a dispersant. The preparation method comprises respectively mixing the above materials and water to obtain a calcium chloride solution, an iron chloride solution, a magnesium sulfate solution, a potassium sulfate solution, a ferrous chloride solution, a ferrous sulfate solution, a sodium sulfate solution, a sodium chloride solution and an ammonia chloride solution and mixing all the solutions. The gelatinizer mother liquor improves concrete aggregate bonding performances, water permeability after construction and anti-compression and anti-bending strength, is convenient for maintenance, has a long novel road maintenance period, has mixing uniformity and improves production efficiency.

The invention relates to a preparation method of an octahedral 3D printed PLGA / hydroxyapatite cervical interbody fusion cage, a product and an application thereof. A solid part takes polylactic acid-polyglycolic acid (PLGA) copolymer as a main component to be a main component of a biological scaffold, and the nano-sized hydroxyapatite particles are used as a filling inorganic material, The biodegradable nano-hydroxyapatite composite fusion cage is prepared by fused deposition 3D printing, the method comprises preparation of a PLGA / hydroxyapatite composite material, preparation of a cage modeland application of 3D plotter bioprinter for fused deposition to prepare cervical fusion cage. The cervical interbody fusion cage of the invention is convenient to implant, accelerates the fusion of the device and the cervical vertebra, and is not easy to slide out of an implantation site and has high biocompatibility, a bone graft aperture is filled with a bone graft, the fusion of tissue and materials can be accelerated, the cavity is filled with new bone cells, and the fusion effect is enhanced.

The invention discloses a discrete cosine transform based panchromatic and multispectral image fusion method and overcomes defects and shortcomings of existing panchromatic and multispectral image fusion method. The discrete cosine transform based panchromatic and multispectral image fusion method is characterized in that high-frequency information in panchromatic images is extracted by introduction of DCT (discrete cosine transform) transform extensively adopted in an image compression standard and successfully injected into low-resolution multispectral images through DCT inverse transform. Compared with the prior art, the method has advantages that fusion speed is evidently increased on the premise that low spatial detail distortion and low spectral distortion are guaranteed, and accordingly powerful technical support is provided for panchromatic and multispectral image fusion.

The invention discloses an urban terrain three-dimensional reconstruction method based on a four-rotor unmanned aerial vehicle laser radar system, which comprises the following steps: 1, acquiring data; 2, integrating data; 3, converting the coordinate system; 4, point cloud denoising; 5, vacuating point cloud; 6, model visualizing. The method can achieve real-time automatic earth surface three-dimensional reconstruction, does not need manual participation, has higher precision and faster speed than traditional image three-dimensional reconstruction methods such as structure recovery from motion and the like, and can be used for various types of low-cost rapid earth surface three-dimensional reconstruction.

The invention discloses a saleable commodity price calculation method and system for an e-commerce platform, relates to the technical field of big data processing, and can provide rapid and accurate real-time price calculation service under the condition of large data volume of commodity price change and take effect in an online shopping page in time. The method comprises the following steps: pushing dynamic cause data influencing commodity price in an upstream service system to a message queue in real time; pulling dynamic cause data from the message queue in real time, extracting effective dynamic cause data in the dynamic cause data, and dividing the effective dynamic cause data into real-time dynamic cause data or future dynamic cause data; according to the activity starting time in the future dynamic cause data, enabling the reference point to call the future dynamic cause data and transfer the future dynamic cause data into real-time dynamic cause data; obtaining the real-time dynamic cause data, sequentially inquiring the inquiry source data, the reference price data, the promotion activity price data and the marketing activity price data corresponding to the real-time dynamic cause data, and calculating the real-time selling price of the corresponding commodity based on a pre-configuration rule; and updating the online shopping page to complete price display of the corresponding commodity.

The invention discloses a virtual viewpoint image generation method and system, electronic equipment and a storage medium. The method comprises the steps of obtaining an image combination of a multi-angle free view angle, parameter data of the image combination and preset virtual viewpoint path data; selecting a texture map and a depth map of a corresponding group of each virtual viewpoint in the virtual viewpoint path from the image combination according to the preset virtual viewpoint path data and the parameter data of the image combination; inputting the texture map and the depth map of the corresponding group of each virtual viewpoint into a graphic processor, and for each virtual viewpoint in the virtual viewpoint path, performing combined rendering on the pixel points in the texture map and the depth map of the corresponding group in the selected image combination by using a plurality of threads by taking the pixel points as a processing unit, and obtaining an image corresponding to the virtual viewpoint. According to the scheme, the data processing speed can be increased, and the requirements of low-delay playing and real-time interaction of multi-angle free-view videos are met.

The invention discloses an anterior cervical approach self-fixation artificial centrum and belongs to the technical field of medical centrum manufacturing. The anterior cervical approach self-fixationartificial centrum is composed of an integrated centrum part and is mainly characterized by comprising an upper-end cambered surface, a lower-end oblique plane, an end face sawtooth structure, an endface micro-hole structure, a side wall rhombus hole, a back wall micro-hole structure, a front wall cambered surface structure, a back wall cambered surface structure and a screw hole structure for front wall self-fixing. A traditional anterior cervical approach titanium plate is removed on the premise that the stability of postoperative spine segments is ensured, the complexity degree of sub-total ectomy fusion of an anterior cervical approach cervical vertebra body is effectively reduced, the surgical time is shortened, the bleeding during surgery is decreased, a biomechanical conduction mode of an anterior cervical approach implantation instrument is optimized, and lots of complications caused by anterior cervical approach steel sheets are avoided. By adopting the above design, the anterior cervical approach self-fixation artificial centrum can effectively decrease lots of complications of a traditional titanium cage and improves prognosis of a patient suffering from the sub-totalectomy fusion of the anterior cervical approach cervical vertebra body.

The invention relates to aluminum material and aluminum product polishing waste acid recycling treatment system and treatment method, wherein the aluminum material and aluminum product polishing wasteacid recycling treatment system comprises an outer frame, a storage device, a pressing device, a stirring device, two stirring devices, two sealing groups and two extrusion blocks; the storage deviceis installed at the upper end of the outer frame, and the pressing device is installed at the lower end of the storage device; a stirring device is installed at the lower end of the pressing device,two stirring devices are arranged at the left and right ends of the stirring device, two sealing sets are arranged at the lower end of the outer frame, and two extrusion blocks are arranged at the front and rear ends of the inner wall of the outer frame. The invention solves the problems that pure water is generally flushed into a waste acid solution from the upper side, so that the pure water initially entering the waste acid solution is not uniformly distributed, fusion can be performed for a long time even after later stirring treatment, and a traditional stirring paddle difficultly stirs the waste acid solution at the bottom of a frame body, and the dilution of each position is not uniform due to non-uniform stirring of the stirred waste acid solution.

The invention discloses a stable and efficient stirring reaction kettle, which comprises a kettle body, the kettle body is provided with a feed pipe, a discharge pipe and a support rod, and the support rod is provided with a boss, a support inclined block, and a sliding blind hole and connecting sliding rods, the upper end of the kettle body is provided with a support plate, crank, first helical gear, stirring shaft and second helical gear, the periphery of the stirring shaft is provided with stirring fan blades, and the upper wall of the kettle body is provided with a push rod, a backing plate, a support Springs and lifting deflectors, brackets, ball bearings, turbine blades and threaded inner rings are arranged at the lower end of the upper wall of the kettle body, a motor is arranged on the right wall of the kettle body, and a heating wire is arranged on the inner wall of the kettle body. The present invention drives the stirring shafts on both sides and the stirring blades to rotate through the gears to quickly mix the materials, and the push rod drives the lifting deflector to mix the materials at different levels, and at the same time drives the threaded inner ring and the turbine blades to stir the materials through the thread cooperation. Improve mixing efficiency.

The invention discloses a quick registration and fusion method for infrared and visible light images, which comprises the following steps of: simultaneously acquiring images of a same scene by utilizing an infrared sensor and a visible light sensor, and solving a homography matrix converted between an infrared image plane coordinate system and a visible light image plane coordinate system by adopting singular value decomposition; taking the visible light image as a reference image, and obtaining an infrared image registered with the reference image through homography transformation; and carrying out image fusion on the reference image and the registered infrared image by adopting an adaptive weight pixel point superposition method. Aiming at fusion of infrared and visible light heterologous sensor images, advantage complementation is realized, and the problems that visible light image features are difficult to extract and register under the condition of weak visible light are solved; and meanwhile, on the basis of ensuring certain fusion precision, the image fusion speed is greatly improved, and the real-time problem in practical application is solved.