31results about How to "Reliable processing results" patented technology

The invention discloses an automatic pipetting workstation which belongs to an automatic pipetting device for biological and chemical experiments. The system comprises such main components as a working platform, a support frame, an X-axis precision electric-controlled flat pipetting table, an X-axis drive motor, an X-axis auxiliary guide, a Y-axis overarm brace, a Y-axis guide column, a Y-axis screw rod, a manipulator module, an electric cabinet, a computer, etc. The working platform is provided with a pipette tip recovery zone and can be provided with a pipette tip storage module, a sample storage module and the like as required. The automatic pipetting workstation has the advantages of less cross contamination, high precision, simple and convenient operation, good flexibility, high efficiency, strong applicability, low use cost, etc.

The invention provides a merging processing method of 2D seismic data of complex surfaces, belonging to the field of data processing in geophysical exploration. The method is characterized by firstly establishing a spatial model of a 2D seismic data volume, secondly carrying out field one-step static computation on the spatial model of the 2D seismic data volume, thirdly carrying out field one-step static application, pre-stack noise elimination and fidelity and consistency processing on each 2D seismic line in the spatial model and finally improving the signal to noise ratio and resolution of a target layer. The method has the following beneficial effects: by utilizing the method to carry out merging processing on the 2D seismic data acquired in different years, when the profile is processed, the depth error is smaller than the normative index, the structural features are clear, reliable and closed, and the seismic profile which has high resolution, high fidelity and high signal to noise ratio and can more clearly reflect the structure and lithological change characteristics is processed, thus providing reliable processing result for seismic interpretation.

A tongue picture drawing method mixed with color and space information includes 1 utilizing a digital camera to right face the face, the teeth, the lips and the tongue body of a patient for photograph; 2 searching any starting pixel close to color harmony and brightness of a tongue picture in the pictures, enabling the starting pixel to serve as a target area and ordering the color harmony of adjacent pixels in the target area according to similarity; 3 selecting pixel having smallest color harmony characteristic difference with the target area according to above ordering results and adding the pixel into a data structure of the target area; and 4 repeating the above process till all the adjacent pixels satisfying the above constraint condition into the target area to achieve the effect that the final target area is an extracted tongue picture area. The method is high in accuracy, good in reliability, strong in practicability, low in cost and capable of quickly extracting furred tongue pictures and non-furred tongue pictures.

The invention, which belongs to the integrated electric propulsion system field, provides a risk evaluation method and apparatus for an integrated electric propulsion system. The method comprises: a risk state of an index of a sub system layer and work data of an index of a unit layer are collected; for each unit of the unit layer, a target index of the unit layer is screened by using a feature weight algorithm according to the work data of the index of the unit layer and a risk state of an index of a sub system of a sub system layer which the unit belongs to; and on the basis of the target index and the risk state of the index of the sub system of the sub system layer which the unit belongs to, training is carried out by using a rapid learning algorithm and a risk evaluation model of each unit is obtained to form a risk evaluation module group, so that a risk evaluation result of an integrated electric propulsion system is obtained. According to the method, a risk evaluation result of an integrated electric propulsion system can be obtained rapidly and accurately.

The invention relates to a multidimensional nuclear magnetic resonance molecular diffusion coupling imaging method, which comprises the following that S1: a nuclear magnetic resonance pulse sequence is designed to realize measurement of a sample to be tested, and nuclear magnetic resonance signal acquisition of the sample to be tested is completed; S2: the acquired nuclear magnetic resonance signal is subjected to nuclear magnetic resonance data processing and analysis to obtain local voxel molecular diffusion coupling information; S3: the layer selection gradient, phase encoding gradient andfrequency encoding gradient are adjusted to obtain molecular diffusion coupling distribution of the sample to be tested under different spatial positions, and the molecular diffusion coupling distribution under all the spatial positions is reconstructed to obtain three-dimensional molecular diffusion coupling imaging results of the sample to be tested. The method of the invention avoids the problem of collecting signal difference caused by the very short relaxation time of biological tissue or material, and uses CPMG echo string in the acquisition process to add the signal amplitudes of different echoes together, and further to improve the signal to noise ratio of the signal, and to ensure the accuracy and reliability of the processing results.

The invention provides a multi-component data joint velocity analysis method based on longitudinal and shear wave matching, which belongs to the field of geophysical exploration data processing. The method utilizes the unified reflected wave time-distance equation of the longitudinal and transverse wave fields to simultaneously perform multi-parameter velocity analysis in the longitudinal and converted wave fields, and utilizes the synchronous comparison of the longitudinal and converted wave gathers to realize the synchronous comparison of the velocity trends between the longitudinal and transverse waves; Using the marker horizon, the relatively accurate vertical velocity ratio of the longitudinal and transverse waves is estimated synchronously, and through section compression, using the principle of consistent depth, the cycle velocity iteration is used to obtain the accurate longitudinal and transverse wave velocity field. By using the invention, the converted wave seismic data can be accurately processed, and a seismic section with high resolution, high fidelity, high signal-to-noise ratio and can clearly reflect the change characteristics of structure and lithology is obtained.

The invention provides a micro-contact characteristic and image threshold value processing method based on feature characteristics. The micro-contact characteristic and image threshold value processing method comprises the following steps: carrying out surface imaging on the surface of a sample needing to be researched to obtain micro-feature characteristics of the surface of the sample; setting a sampling dot matrix density and outputting dot matrix data for describing a surface outline characteristic; after removing error points and carrying out interpolation treatment, carrying out reading-in treatment to lead a fitted curved surface in to carry out contact analysis; sealing the curved surface into an entity through MODEL operation to establish a sealed entity; carrying out mesh generation on the led entity and carrying out a plurality of times of thinning of a surface mesh to obtain a finite element model for analysis; and carrying out pre-stress contact analysis to obtain a pre-stress distribution image of a contact surface to obtain conditions of pre-stress with different threshold value ranges. A researcher calculates areas occupied by outlines under different colors so as to accurately obtain a contact area between the contact surfaces under a contact state. According to the micro-contact characteristic and image threshold value processing method disclosed by the invention, the contact characteristics of the contact surfaces can be effectively and accurately obtained.

The invention provides a multi-component seismic data processing method and belongs to the field of geophysical prospecting data processing. The method includes: using a first arrival intelligent pickup and chromatographic static correction technique for primary static correction of multi-component seismic data, and obtaining pre-stack seismic data capable of clearly reflecting structural and lithological change characteristics by means of pre-stack denoising, high-fidelity processing and deconvolution; obtaining an accurate velocity field according to the correspondence relation between longitudinal waves and converted waves, and stacking the pre-stack seismic data to obtain stacked profiles of multi-component seismic data; and using the F-X domain wave equation finite difference offset technique to improve transverse resolution, and obtaining offset profiles of the multi-component seismic data. By the aid of the multi-component seismic data processing method, converted wave seismic data can be processed by universal longitudinal wave software, and high-resolution high-fidelity and high-signal-to-noise-ratio seismic profiles capable of clearly reflecting structural and lithological change characteristics are obtained.