14results about How to "Quick comparison" patented technology

The invention discloses a real-time wireless personnel identity recognition system constructed based on an array antenna and beam forming, and belongs to the technical field of big data processing. The real-time wireless personnel identity recognition system constructed based on the array antenna and the beam forming comprises the array antenna, a wireless signal adsorption device, a wireless signal processing transmission system and an application system which are electrically connected in sequence, and the array antenna can realize the beam forming technology. The wireless signal adsorption device strongly adsorbs wireless mobile phone communication signals within a certain range through a high-power or preset high-priority networking mode. The technical scheme provides a system which is irrelevant to media, wireless, integrated with multiple communication frequency bands, integrated with software and hardware and capable of identifying personal and crowd identities in real time.

This invention discloses a simplified calculation method for determining the length of anchorless sheet piles in bank protection reinforcement, belonging to the field of foundation pit support technology. The method includes the following steps: Step S1, performing pile length sensitivity analysis to examine the influence of the total sheet pile length L, soil cohesion c, and internal friction angle on the pile top displacement; Step S2, establishing a pile top displacement prediction formula based on the passive earth pressure coefficient theory and fitting multiple sets of working condition data; Step S3, establishing a simplified design process of "parameter determination - formula inversion - optimization verification," using the pile top displacement prediction formula to invert and solve for the optimized pile length based on soil parameters and the maximum pile top displacement, and comparing it with the minimum pile length that satisfies kick-toe stability to determine the final design pile length. This invention simplifies "trial calculation iteration" to "precise inversion," improving the design efficiency of anchorless sheet piles and achieving a balance between safety and economy by quantifying the influence of parameters.

The invention discloses a method and system for constructing a comprehensive evaluation index of a soil water source conservation function, and relates to the technical field of soil water source conservation, and the method comprises the following steps: measuring a soil water retention performance index and a soil infiltration performance index; based on the measured indexes, determining the weight of each index by adopting a factor analysis method, and carrying out membership standardization processing on each index; and weighting the weight of each index and the standardized membership degree to obtain the comprehensive evaluation index of the soil water conservation function. According to the method, the soil water source conservation function can be quantitatively evaluated on the sample plot scale only through one-time or few-time soil index determination, dependence on a long-term hydrological sequence is avoided, and the data acquisition cost is remarkably reduced.

The invention relates to a three-dimensional heterogeneous formation water control oil extraction multi-parameter synchronous simulation experiment device which comprises a device body, a plug, a production pipe column and a sensor unit. The device body is of a coaxial multi-layer nested structure, a plurality of independent simulation units are constructed in an internal annular sand filling area through replaceable sieve pore partition plates, and heterogeneous stratum reconstruction of fluid communication and sand body isolation is achieved. The production pipe column adopts a modular water control short section series connection structure, a replaceable fluid sensitive valve and a tracer agent storage cabin are integrated, and performance evaluation and fluid traceability of multiple types of water control tools are achieved; the sensor unit synchronously acquires outlet, wall surface and radial gradient pressure through three-dimensional arrangement of mandrels with various lengths, and realizes multi-dimensional data collaborative analysis in combination with flow and water content monitoring. The problems that an existing device is difficult to restore complex fluid channeling physical characteristics and is single in monitoring dimension are solved, full-process high-fidelity simulation from stratum seepage to tool water control is achieved, and key technical support is provided for water control strategy optimization.

The invention relates to an intelligent cell mechanical property analysis method driven by a cell queue flow mechanism, which comprises the following steps of: acquiring experimental group flow data generated when a cell queue flows in a micro-fluidic channel to realize non-intrusive and high-throughput experimental observation and data capture of cell individuals and group flow dynamics; and an experiment reference is provided for analysis. A cell queue fluid-solid coupling model is established, numerical simulation is carried out, multiple groups of simulation group flow data are obtained by changing mechanical parameter values, complex flow behaviors of a cell queue under various potential mechanical characteristics are efficiently and controllably simulated in a virtual environment, and a simulation database with sufficient samples is established. Experimental data of a queue to be tested are matched with simulation data in a three-dimensional simulation database, so that the complex flow performance of a sample to be tested is quickly compared with the simulation database of massive known cell types and mechanical parameters, complex modeling and parameter inversion processes are bypassed, and the most similar known type is directly positioned.

The utility model discloses a traffic accident site paint material evidence extractor which comprises a mounting cylinder, a scraper blade is welded to the bottom end of the mounting cylinder, a brush is bonded to the bottom end of the mounting cylinder, a suction groove is formed in the middle of the bottom end of the mounting cylinder, a fixing ring is embedded into the inner side of the mounting cylinder, and the scraper blade is welded to the bottom end of the mounting cylinder. Paint can be sucked into the top end of the conical barrel, the installation barrel is inclined, an air exhaust fan is closed, at the moment, the paint can fall to the top position of the fixing ring, at the moment, the connecting barrel can be pulled down from the top of the installation barrel, and the magnet is attracted to the top end of the installation barrel. And if the paint is suspended and attached to other objects, the air exhaust fan is started while scraping is carried out, so that the paint can be rapidly collected while scraping is carried out, the use is simple and convenient, the sampling step is simplified, the material collection can be rapidly and sufficiently continued, and the accuracy of proportional comparison is ensured.

The invention discloses a sub-item cost prediction method and device based on label driving and a storage medium, and relates to the technical field of project cost prediction, and the method comprises the steps: collecting target project feature information, matching corresponding option labels for the target project feature information according to a preset classification rule, processing the labels through feature coding, and generating labeled features. And then, disassembling the target project into each sub-item project, calling a target model corresponding to each sub-item, and predicting the unit price of each sub-item in combination with the tagging features to obtain a target unit price. And through a deterministic calculation rule, target unit price and project quantity data are coupled, and sub-item project cost summary data are output. And finally, based on error distribution information obtained by model training, adjusting the cost summary data, and calculating to obtain a prediction result of the total cost of the project. The problem that the efficiency of frequently modifying indexes of an early-stage scheme and the cost prediction precision are difficult to balance is solved through feature tagging, item splitting and unit price pre-processing, cost calculation and error tuning feedback.

This invention discloses a quinoa SSR molecular marker primer set and its application in DNA fingerprinting, belonging to the field of molecular biology. This invention developed a quinoa SSR molecular marker primer set consisting of 25 pairs of SSR primers, the nucleotide sequences of which are shown in SEQ ID NO. 1-50. This invention also used this primer set to perform genetic diversity analysis and population genetic structure assessment on 170 quinoa germplasm resources, further screening out 18 core primer pairs, and using these core primers to construct a quinoa DNA fingerprint. The results show that the quinoa DNA fingerprint can effectively characterize quinoa varieties, simultaneously identify multiple quinoa varieties, and the identification method is convenient, rapid, accurate, and stable. This invention provides reliable theoretical and technical support for the precise identification and innovation of quinoa germplasm resources, the breeding of new quinoa varieties, and the protection of variety rights.

The invention discloses a standard text multi-dimensional comparison method and system, and the method comprises the steps: carrying out the automatic processing and analysis based on an obtained original standard text, and obtaining a text fragment set with a tree-shaped index structure, a clustering tag and an index word; performing multi-dimensional feature extraction on the basis of the text fragment set with the tree index structure, the clustering tag and the index word to obtain a position feature vector and a key information set; performing multi-mode similarity comparison with a standard text in a standard knowledge base based on the text fragment set with the tree index structure, the clustering tag and the index word and the key information set to obtain a final comparison result; according to the method, the standard texts are automatically processed and analyzed, similar texts can be aggregated, and the aggregated and indexed content can be quickly matched during retrieval; through calculation in a machine learning mode, texts with different expressions but the same or highly similar meanings can be recognized, and the accuracy is improved; comparison can be rapidly carried out in a large range through calculation in an unsupervised mode, and the comparison rate is increased.

The application discloses a kind of full life cycle carbon emission prediction methods of solid waste-based concrete structure, including extracting historical production process characteristics, calculating historical production process carbon emission, production process carbon emission prediction model is constructed to obtain production process carbon emission prediction, construction solid waste cementitious material service performance evolution function and full life cycle material reliability model, determine aging repair frequency to calculate service process carbon emission prediction, extract historical demolition process characteristics, calculate historical demolition process carbon emission, construction demolition process carbon emission prediction model obtains demolition process carbon emission prediction, determine the full life cycle carbon emission prediction of solid waste-based concrete structure.The method not only realizes the leap from static evaluation to dynamic prediction, from segmented calculation to full cycle integration, but also provides accurate, reliable quantitative tools and decision support for low-carbon design, material optimization and sustainable operation of solid waste-based concrete structures.

The application discloses an anchor design method for an irregular boundary slope surface based on a topological relation and is suitable for the technical field of dangerous rock mass prevention and control, and comprises the following steps: S1, determining an anchor arrangement area and establishing a two-dimensional plane corresponding to a three-dimensional model of the anchor arrangement area based on computer graphics; S2, defining an anchor arrangement rule based on the topological relation; S3, dividing the anchor arrangement area based on the anchor arrangement rule and the two-dimensional plane to obtain a division result; and S4, arranging anchors and updating anchor position space topological relations and anchor related information according to the division result. The three-dimensional irregular slope surface is projected on a two-dimensional plane for anchor arrangement through the topological relation, and the anchor arrangement rule is set, so that efficient, quick and compatible arrangement of various reinforcement combination schemes on the irregular geological body is realized, and then reinforcement engineering quantity is quickly and accurately counted, and the design efficiency is effectively improved.

A method for testing small-capacity pharmaceutical glass ampoules includes the following steps: placing the ampoules onto a conveyor belt, which passes through a testing space; a parallel light source is positioned on one side of the testing space, and a light intensity detector with an array of light intensity detectors is positioned on the other side; several testing positions are set in the testing space, and the conveyor belt sequentially places the ampoules onto each testing position; at each testing position, a positioning laser beam is set at the parallel light source corresponding to the testing position, the parallel light source is used to provide parallel light, and the light intensity detector is used to acquire the detection light intensity of the parallel light passing through the ampoule. This application uses a parallel light source to provide parallel light, then utilizes the characteristic of the ampoule as glass, uses a light intensity detector to detect the light intensity, and performs automatic ampoule testing based on the comparison of detection parameters and comparison parameters.

The invention relates to the technical field of cigarette measuring equipment, and particularly discloses a measuring plate for a cigarette filter stick and a detection method, and the measuring plate for the cigarette filter stick comprises a plate body, a measuring module and a timing module. A plurality of measuring grooves are arranged, and a plurality of groups of comparison reference lines are arranged in the plurality of measuring grooves, so that cigarette filter sticks with different length specifications can be quickly compared and measured, and the stability of the length quality of the cigarette filter sticks can be quickly judged; a single measuring groove is arranged, so that the length of a single cigarette filter stick can be accurately measured; moreover, the circumference scale area is arranged, so that the cigarette filter sticks with different diameters can be measured, and the purpose of high-precision detection is achieved; and the timing module is arranged, so that accurate self-inspection can be performed according to self-inspection duration. According to the invention, the function integration of multi-length comparison, single-length accurate measurement, multi-specification circumference detection and self-inspection timing of the cigarette filter sticks is realized, the measurement precision is high, the detection efficiency is improved by more than 60%, and the device is suitable for efficient quality self-inspection of a cigarette filter stick production field.

The invention discloses an alternative MRI (Magnetic Resonance Imaging) construction method based on three-dimensional head scanning and a related device, and the method comprises the steps: carrying out the preprocessing of an image of an MRI database, obtaining head MRI data, and constructing an MRI head three-dimensional model; acquiring three-dimensional head scanning data, and performing point cloud registration and shape similarity matching by using the three-dimensional head scanning data and the MRI head three-dimensional model; and selecting the MRI head three-dimensional model with the highest matching degree with the three-dimensional head scanning data as a substitution model according to the point cloud registration and shape similarity matching result. The method has the advantages of being convenient to operate, low in cost, low in requirement for subjects and the like, a set of automatic retrieval and substitution generation process from three-dimensional scanning to MRI is constructed, the method can be directly used for TI electrode layout, simulation and stimulation navigation, and therefore the application range of the TI technology in clinical and scientific research environments is remarkably widened.