87results about How to "Accurate and effective determination" patented technology

The invention provides a shale oil-gas economical and effective layer section evaluation method. The method comprises the steps of determining evaluation parameters of shale of target layer sections according to obtained logging data and core data, wherein the evaluation parameters include the organic carbon content, the porosity, the formation pressure coefficient, the oil-gas accumulative output impact factor and elastic parameters; subtracting a corresponding cut-off value from each evaluation parameter to obtain a difference value of each evaluation parameter; using points with the difference values, larger than 0, of the evaluation parameters as efficient points; adding the thicknesses of logging points which are continuous efficient points in the target layer sections, and using the added result as the single-layer thickness of the continuous efficient points; determining the shale oil-gas accumulated economical yield minimum thickness; using the layer section with the single-layer thickness of the continuous efficient points larger than or equal to the accumulated economical yield minimum thickness in the target layer section as the shale oil-gas economical and effective layer section. According to the shale oil-gas economical and effective layer section evaluation method, the shale oil-gas economical and effective layer section can be accurately and effectively determined, and therefore the shale oil-gas development benefits are improved.

The invention relates to a ceramic wall and floor tile surface defect detection device and method based on multi-feature information fusion. The method is characterized by adopting two brightness-adjustable LED white backlight sources to illuminate the ceramic tile surface in an illuminating mode of being inclined to the tile surface at a low angle to obtain a ceramic wall and floor tile with uniform light distribution; collecting image data of the ceramic wall and floor tile through a CCD camera; extracting a suspected defect area of the image data; adjusting the brightness, height and angleof the LED white backlight sources and controlling the height of the CCD camera; collecting image data of a clearer suspected defect area; and finishing multi-feature calculation and information fusion through a fuzzy classifier based on a fuzzy C-mean algorithm, and identifying the defect type corresponding to the suspected defect area. The method can fuse various characteristic quantities, distributed in a grayscale feature space and a morphological feature space, of the suspected defect area of the ceramic wall and floor tile, can accurately and effectively determine existence of the defectand the type of the defect, and is good in defect detection effect.

The invention relates to a maximum extension distance quantified prediction method of a near-shore underwater fan flood sedimentation unit body. Based on a near-shore underwater fan sedimentation formation mechanism and a water tank sedimentation simulation experiment, plane and profile distribution characteristics of a near-shore underwater fan glutenite sedimentation unit body are determined, the longitudinal change rule of the thickness of the flood sedimentation unit body is researched, and a theoretical formula model of the thickness change of a central longitudinal profile of the flood sedimentation unit body is established; with the guidance of the distribution characteristics, determined by the simulation experiment, of the near-shore underwater fan glutenite sedimentation unit body, a practical geological body is divided into sedimentation unit bodies by means of well-seismic combination; and based on sedimentation unit body division, the boundary thicknesses of the flood sedimentation unit bodies are determined, and according to the practical well location condition on each sedimentation unit body, the maximum extension distances of the flood sedimentation unit bodies are predicted. According to the invention, the maximum extension distance of the near-shore underwater fan flood sedimentation unit body can be accurately and effectively determined, the sedimentation of a well network and the making of an exploration development scheme are effectively guided, and the well spacing efficiency in the exploration development process is improved.

The invention provides an electron beam welding parameter determining method and device. The method comprises the steps that in the welding process, the focusing current gradually and linearly decreases from the maximum value to the minimum value and from the start point to the terminal point of a weld joint; according to the focusing current corresponding to the start end of the narrowest part of the weld joint and the focusing current corresponding to the terminal end of the narrowest part of the weld joint, the welding focusing current corresponding to the current beam value and the welding speed is determined; welding focusing currents of test welding plates of the same material and same thickness are obtained under different beam values and/or different welding speeds; the beam value, the welding speed and the welding focusing current corresponding to the condition of meeting the preset requirement are selected as electron beam welding parameters needed when a welding plate of the current material and thickness is welded. The technical problem that as no simple and effective welding parameter determining method exists in the prior art, the welding effect is poor is solved, the purpose of accurately and effectively determining the welding parameters is achieved, the process test time is shortened, and production efficiency is improved.

The invention discloses a dimensional-histogram-statistic-based touch pen color recognition method, which comprises: setting a searching template to search for a black border range of a touch device in an image taken by a camera; using the region, in which the searching template is positioned and in which the sum of the red-green-blue (RGB) values of all pixels is maximum, as the region in which the pen head of the touch pen is positioned, and determining a sampling region by using the central point in the region as a center of a circle and by using a set pixel point as a radium; dividing the sampling region by setting a saturation threshold; enhancing the colors of the divided images; and determining the color of the touch pen by dimensional histogram statistic technology. In the invention, the adoption of color enhancement technology improves the anti-noise capacity and the adoption of the dimensional histogram statistic technology effectively avoids the influences of white-pixel-oriented display of the body of the pen in the image due to the light radiation of the body of the pen, so that the touch pen color recognition accuracy is high and the region wherein the pen head of the touch pen is positioned can be determined accurately and effectively; and the method also has the advantages of simplicity of operation, high processing speed, and the like.

The invention provides a method for detecting the residual quantity of triethylamine in beta-lactam antibiotic. The method comprises the step of detecting by using a gas chromatographic method. According to the method, toluene is used as an extracting solvent, and the residual quantity of the triethylamine can be effectively measured under appropriate chromatographic condition in match, so that a novel method which is simpler and more feasible in detecting the residual quantity of the triethylamine in the beta-lactam antibiotic is provided.

The invention provides a method and a device for determining petroleum spatial distribution under configuration constraints of a stratum source reservoir cap. The method comprises the step of: determining a petroleum and gas migration pathway of a region to be explored; determining a distribution range of petroleum reservoir according to the petroleum and gas migration pathway; determining a trap and a reservoir unit according to seismic data of the region to be explored; determining whether petroleum and gas are reserved in the trap, and acquiring a petroleum and gas distribution result; and adjusting the petroleum and gas distribution result by combining hydrocarbon detection according to the petroleum and gas migration pathway, the distribution range of petroleum reservoir and the reservoir unit. With the adoption of the method and the device provided by the embodiment of the invention, the purpose of accurately and effectively determining petroleum spatial distribution under the configuration constraints of the stratum source reservoir cap is achieved.

The invention discloses an SNP (Single Nucleotide Polymorphisms) marker and application thereof. The SNP marker is a 501st basic group C or T from a 5' end of a nucleotide sequence shown as SEQ ID NO: 1. The SNP marker provided by the invention is closely related to a growth speed of saddletail grouper and can be effectively used for molecular marker assisted breeding of the saddletail grouper.

The invention discloses a virtual prop control method and device, a storage medium and an electronic device. The method comprises the steps that a game picture of a currently running game is displayedin a picture display area of a target game application, and a small map picture of the game is displayed on a display sub-area in the picture display area; in response to a first interactive operation acquired in the target game application, a first virtual operation object is controlled to use a first virtual reconnaissance prop; and under the condition that the first virtual reconnaissance propreconnoiters a second virtual operation object, the position and orientation of the second virtual operation object are acquired, and the position and orientation of the second virtual operation object are displayed in the small map picture. Through the virtual prop control method and device, the technical problem that in the prior art, the efficiency of performing virtual reconnaissance on the virtual operation objects is low is solved.

The present invention discloses a method for processing video target mutual occlusion by combining a target appearance model with a game theory. The method comprises the following steps: 1) occlusion area prediction; 2) occlusion area determination; 3) target appearance model establishment; and 4) game theory based occlusion target tracking: 4.1) occlusion area target function establishment, 4.2) multi-person non-cooperative game establishment, and 4.3) seeking Nash equilibrium. According to the method disclosed by the present invention, a more robust target appearance model is proposed, and the model takes both the spatial constraints of the target appearance and the anti-interference factors into account, and is combined with the game theory method to solve the optimal search matching problem of all targets in the occlusion area, so that video target tracking accuracy and precision are improved.

The invention is suitable for the technical field of computers, and provides a resource allocation method and device, a storage medium and electronic equipment, and the method comprises the steps: obtaining a data processing task and sub-data block information associated with M data blocks in the data processing task, M > = 1, and M is an integer; respectively determining resource allocation priorities of the M data blocks according to the sub-data block information of the M data blocks; and performing resource allocation for the M data blocks based on the resource allocation priorities of theM data blocks. The effectiveness of resource allocation in the parallel processing process can be improved, and the response speed is increased.

The invention relates to a method for determining a corn starch gelatinization degree and belongs to the technical field of chemical component detection. The method comprises the steps of mixing two equal parts of corn with equivalent anhydrous sodium acetate-acetic acid buffer solutions respectively to obtain a first sample and a second sample, wherein an empty sample only contains anhydrous sodium acetate-acetic acid buffer solution, and performing complete gelatinization on the first sample; adding equivalent composite amylase solution into the three samples, and after primary heat treatment, sequentially adding equivalent sulfuric acid solution and sodium tungstate solution; performing constant volume filtration, collecting filtrate, and obtaining a complete gelatinization sample, a to-be-measured sample and a blank sample; taking the same amount of three groups of samples, respectively adding basic iron potassium ferricyanide solution, and after secondary heat treatment, respectively adding acetate solution and potassium iodide solution, using sodium thiosulfate solution to perform titration until the solutions become pale yellow, adding starch indicator, continuing to perform titration until the solutions become milk white, and calculating the gelatinization degree. Reagents used for the determination method are wide in source and moderate in cost, and results obtained by determination through the determination method are accurate and effective.

The invention discloses a method for measuring the content of luteolin in a callicarpa nudiflora preparation, relating to a method for measuring the content of effective ingredients in the callicarpa nudiflora preparation. A high performance liquid chromatography (HPLC) is used for measuring the content of luteolin in the test article solution of the callicarpa nudiflora preparation. Chromatographic conditions and system suitability are as follows: octadecylsilane chemically bonded silica is used as a filler, a flowing phase contains an organic solvent and an acidic solution, the weight percent of the organic solvent in the flowing phase is 50-70%, the weight percent of the acidic solution in the flowing phase is 30-50%, the concentration of the acidic solution is 0-0.3%, and the detection wavelength is 340-355nm. The method disclosed by the invention can be used for accurately and effectively measuring the content of luteolin in the callicarpa nudiflora preparation, has a small error, can further improve the quality standard of the callicarpa nudiflora preparation, and can ensure the quality and clinical effect of the callicarpa nudiflora preparation.

The invention relates to a method and device for dividing boundaries of a game space area and a motion sensing game system. The method and device for dividing the boundaries of the game space area are applied to a motion sensing game. The method comprises the following steps: determining the initial point of a game display area and initial point position information corresponding to the initial point in the game space area; moving a motion sensing control device from the initial position of the motion sensing device, so as to move points correspondingly displaying in the game display area to the boundary points of the game display area; according to the geomagnetic information of the motion sensing control device in positions corresponding to the boundary points, obtaining the corresponding position information of the boundary points in the space area; obtaining the geomagnetic information from the geomagnetic sensor of the motion sensing control device; determining the boundaries of the game space area on the basis of space position information. By adopting the technical scheme, the game space area can be accurately and effectively divided, the realness of the space motion sensing game is improved, and user experience is effectively improved.

The embodiment of the invention discloses a temperature measurement method, device and system, and belongs to the field of computer vision research. The method comprises the steps that a first visible light image and a first thermal infrared image are acquired, target object detection processing is carried out on the first visible light image, first position information is obtained, and the first position information is used for indicating the position of a target object in the first visible light image; and performing image interception processing on the first visible light image and the first thermal infrared image based on the first position information to obtain a local image, inputting the first position information and the local image into a parallax estimation network model to obtain a target binocular parallax, determining second position information according to the first position information and the target binocular parallax, and outputting the second position information. And determining the temperature of the target object from the first thermal infrared image according to the second position information. Thus, according to the target binocular parallax and the first position information, the position of the target object can be determined in the first thermal infrared image, and then the temperature of the target object is determined.

The invention provides a calculation method capable of predicting oxygen-free copper electron beam welding parameters. The calculation method comprises the following steps of collecting thickness dataof a weld joint of a to-be-welded part, setting parameter values, comparing the parameter values, carrying out substitution and calculation, judging the parameter values, returning the parameter values and the like. The calculation method is based on a large amount of experiments and theories, and the main welding parameters can be rapidly and accurately obtained according to the requirements forthe welded oxygen-free copper part; the method is simple and clear, capable of facilitating the implementation of computer program languages, capable of providing a way for rapidly debugging the welding parameters for engineering production, the welding parameters can be accurately and effectively determined, repeated dissection to the welded sample can be avoided, the process test time is shortened, the production efficiency is improved, the practical value is high, and the application prospect is wide.

The invention discloses a basa fish single nucleotide polymorphism (SNP) marker and an application thereof. The nucleotide sequence of the SNP marker is as shown in SEQ ID NO:1, and the 301st base isG or T from the 5'end of the nucleotide sequence shown in SEQ ID NO:1. The SNP marker provided by the invention is closely related to the growth speed of the basa fish, and can be effectively used formolecular marker assisted breeding of basa fish.

The present invention discloses probes and uses thereof. The group of the probes specifically recognize at least one part of a FLG gene coding region, and meet at least one condition selected from the following conditions that (1) the length of the probe is 75 bp; (2) the probe specifically recognizes the sequence between the upstream 10 bp and the downstream 10 bp of the FLG gene coding region; (3) the multiplier of the probe specifically recognizing the region having the GC content of higher than 0.6 and lower than 0.3 is more than 2; (4) the melting temperatures of the probe and the target sequence is 60-10 DEG C, preferably 80 DEG C; (5) the probe does not contain a hairpin structure; (6) the probe is matched with two sites on a reference genome at the most; and (7) the window sliding size is 10 bp during the probe selection. According to the present invention, the group of the probes provides good capture specificity, high sensitivity and high coverage for at least one part of the specifically-recognized FLG gene coding region, and can be effectively used for the capture detection of the FLG gene coding region.