175 results about "Scientific analysis" patented technology

This invention provides an innovative method for analyzing sports statistics and phenomenon by using quantized event data classes. Computerized algorithms can sift through the quantized event data structures resolving all recorded event attributes and also calculate innumerable statistical results based on those particular attributes.

The invention provides a physiological information acquiring and processing system. The system comprises a sensor system, a transmission line, a signal processing circuit and a computer host, wherein the sensor system is used for detecting pressure measurement signals in sleep of a patient without contact; the signal processing circuit is used for separating the measured signals into various independent physiological signals; the computer host is used for extracting useful information and integrating the information into physiological case state change information so as to analyze sleep indexes and evaluate the sleep level. Through the physiological information acquiring and processing system, automatic detection is performed when the patient falls asleep, data are automatically transmitted when the patient gets off the bed, and no disturbance is caused to life of the monitored person. An alarm can be given in time for abnormality in sleep. Physiological information in sleep is detected in real time for scientific analysis, and the analysis result is displayed.

The invention relates to the technical field of water and soil loss, and particularly relates to a rainfall erosion measuring box. The rainfall erosion measuring box comprises a box body and a tilting mechanism, wherein the box body is used for bearing soil, and the tilting mechanism is connected with the box body for pushing the box body to make one end of the box body lower than the other end of the box body; a drainage hole is formed in the end face at one end which is lower when the box body is pushed by the tilting mechanism; a water collector is arranged above the end face and used for collecting water reserved by inclining soil on the top face of the box body. The invention further relates to a soil erosion amount measuring method with the rainfall erosion measuring box. The box provided by the invention can simulate a field environment in a laboratory or other non-field environments to measure water and soil loss, particularly, data of direct surface runoff and interflow can be acquired, and thus the box is convenient for scientific analysis and research workers to use.

The invention discloses a wall painting information extraction method based on hyperspectral imaging. The method comprises the following steps of: 1, acquiring original hyperspectral image information of a wall painting in a preset region; and 2, extracting draft information of the wall painting, pigment information of the wall painting and disease information of the wall painting according to the original hyperspectral image information. According to the wall painting information extraction method based on the hyperspectral imaging, the wall painting information is extracted and analyzed according to the advantages of a hyperspectral technology, so that the shortcomings of large working amount, large error, multiple manmade factors and the like of the conventional wall painting information investigation and analysis method are overcome; the wall painting information extraction method has the characteristics of quickness and effectiveness; the shortcoming of insufficient spectral information in dispersion wave band in a multi-spectrum technology is overcome; and the wall painting information extraction method has the advantages of spectrum continuity and rich data and is favorable for quick, effective and scientific analysis of wall painting information, so that instruction and basis are supplied to deep research and protective repair on the wall painting information.

The invention discloses a tunnel construction process safety evaluation method based on a multi-element information early warning system. The tunnel construction process safety evaluation method comprises the following steps: (1) establishing a tunnel construction process safety evaluation index system; (2) establishing a judging matrix; (3) judging matrix consistency checking; if the consistency is not met, returning back to the last step; if the consistency is met, entering the next step; (4) calculating a weight coefficient; (5) evaluating a tunnel construction safety state by combining the multi-element information early warning system. By adopting the tunnel construction process safety evaluation method, the technical problems of a traditional evaluation method that great manual subjective factor influence and certain boundedness exist, many indexes cannot be comprehensively considered scientific analysis and processing cannot be carried out, and the like can be solved.

The invention discloses a slop instability mechanism judgement method, wherein according to the three-dimensional numerical model of the slope, based on the strength reduction method and the slope progressive failure theory, dividing arbitrary points of the slope into four stages of stability, basic stability, under-stability and instability according to the slope failure theory and the slope macroscopic deformation characteristics; and the slope instability mechanism is obtained by comparing and analyzing the evolution characteristics of the stability of each segment of the sliding body underdifferent reduction factor conditions. The method can be used for scientific analysis of landslide hazards and provide a theoretical basis for slope reinforcement.

The invention relates to a design method of a mountain land building, in particular relates to a mountainous land building design method based on an ARCVIEW GIS (geographic information system) 3.2 platform. At present, common methods for mountainous land building design are hand drawing, CAD (computer-aided design) drawing, 3DMAX, SU (sketch up), manual model research and the like, and the design methods tend to two-dimensional and static research. The mountainous land building design method based on the ARCVIEW GIS 3.2 technology, which is provided by the invention, comprises the following steps of: 1, collecting data; 2, creating a spatial database; 3, building a digital elevation model (DEM); 4, carrying out morphological analysis; 5, carrying out landscape analysis; 6, carrying out traffic analysis; and 7, carrying out engineering technology analysis. The method is a quantitative and qualitative scientific analysis method for mountainous land building design, and spatial analysis, three-dimensional analysis and image analysis functions and data management ability of the method can be applied to research on multiple aspects of mountainous land building design, thus the design method disclosed by the invention has a considerable prospect.

The invention provides a trauma emergency pre-hospital treatment networking system and an application method thereof, and particularly relates to the trauma emergency pre-hospital treatment networking system based on internet of things, standard treatment and big-data analysis and the application method thereof. The system comprises a mobile treatment device, an auxiliary device, a center control system, a 4G wireless routing network, a touch terminal, system software and trauma emergency treatment center, the six parts are synergized, trauma field medical record related information is collected, processed and transmitted to a hospital back-end, and traumatic condition evaluation and a decision-making support result are obtained after a back-end system receives and processes data, and finally the intelligent and standard trauma emergency pre-hospital treatment networking system with high performance and scientific analysis under the extremely-high-integrity internet-of-things framework is formed.

The invention discloses a classroom teaching evaluation system based on artificial intelligence micro-expression analysis. The evaluation system consists of a video input system, a cloud processing system and an output module. The cloud processing system comprises a server, a GPU acceleration artificial intelligence calculation module, a micro-expression module, an attendance checking module, a seat position information module, an interpersonal relationship module, a learning assistant system, an educational administration system and an evaluation and estimation system. According to the invention, through classroom real-time monitoring, comprehensive information like expressions and micro-expressions, seat position information and interpersonal relationships of students can be dynamically captured in real time; through a data base connected with educational administration information, learning assistant information and a mental health center, classroom effects, recognition and mental states of students can be reflected through big data processing; and important scientific analysis and decision basis are provided for each of teachers, educational administrators, learning assistants, and parents.

The invention discloses a smart park management method capable of automatically importing and dynamically updating enterprise data, which is based on a dynamic acquisition and real-time updating technology of enterprise public big data, and is characterized in that a background data acquisition system is responsible for automatically downloading and updating an enterprise matched with a park address keyword at a resident address into the system. Therefore, enterprise information and enterprise archives do not need to be manually added, and the park can achieve various analysis and management work on enterprises in the park through the system. During import and update, new enterprises, immigration enterprises, emigration enterprises, cross-regional operation enterprises and the like in thepark can be automatically identified. An effective solution can be provided for park investment attraction, enterprise service and other functions related to park economic benefits, and data support and scientific analysis are provided. For hundreds of or even thousands of management service objects of enterprises, data can be automatically and intelligently collected, input and maintained and managed, and the method adapts to the economic development speed.

The invention discloses a high-speed railway line design and evaluation method based on train-track system dynamics. Body vibration response caused by high-speed railway line types is mainly concentrated within the range of low frequency below 1Hz, in order to effectively distinguish body vibration caused by the line types, line smoothness, offline structure rigidity and the like, indexes such as motion sickness, comfort, transition curve comfort and instantaneous comfort in standards such as ISO2631 and EN12299 are introduced by a system dynamic simulation method, reasonableness of line type parameters and line schemes is comprehensively analyzed and evaluated according to acceleration frequency distribution and cumulative frequency distribution, and basis is provided for determining the line type parameters and optimizing the line schemes. The method can overcome the shortcomings of a traditional line analysis method, running safety and riding comfort are forecasted, analyzed and evaluated under the condition of optional plane and profile section line type combination, a scientific analysis method is provided for high-speed railway line design, and the method has an important theoretical significance and engineering application values.

The invention discloses a high-speed railway line design method based on train-track system dynamics. Body vibration response caused by high-speed railway line types is mainly concentrated within the range of low frequency below 1Hz, in order to effectively distinguish body vibration caused by the line types, line smoothness, offline structure rigidity and the like, indexes such as motion sickness, comfort, transition curve comfort and instantaneous comfort in standards such as ISO2631 and EN12299 are introduced by a system dynamic simulation method, reasonableness of line type parameters and line schemes is comprehensively analyzed and evaluated according to acceleration frequency distribution and cumulative frequency distribution, and basis is provided for determining the line type parameters and optimizing the line schemes. The method can overcome the shortcomings of a traditional line analysis method, running safety and riding comfort are forecasted, analyzed and evaluated under the condition of optional plane and profile section line type combination, a scientific analysis method is provided for high-speed railway line design, and the method has an important theoretical significance and engineering application values.

The invention belongs to the technical field of laser spectroscopy, and mainly relates to a calibration-free wavelength modulation spectroscopy gas detection method based on an S[2f] method. Corresponding scientific analysis shows that A, i[1], i[2], concentration and phase difference psi[1] and psi[2] have little influence on S[2f]/S[2f]<c> signals, and only WMRF has obvious influence on the S[2f]/S[2f]<c> signals. Therefore, under conditions of uncertain concentration and phase shift, WMRF is obtained by inverting the S[2f]/S[2f]<c> signals, and because fitting parameters are greatly reduced, the method can be guaranteed to be simple, rapid and accurate. On the basis, the concentration of to-be-measured gas is fitted, and a measurement value with higher accuracy degree is obtained. The new method is simple, rapid and accurate, and is suitable for wide promotion in the field of gas detection.

The invention relates to a wall hollowing detection device and a wall hollowing detection method based on an acoustic method. The wall hollowing detection method comprises the following steps: step 1, controlling an intelligent trolley to move to a designated place; step 2, setting a hollowing detecting point scope with a program, determining the detection position in the horizontal direction by controlling the displacement in the horizontal direction of the trolley and the position of a hollowing hammer in the Y-direction slide wail, and determining the detecting point scope in the vertical direction by controlling the height of a flexible platform and the rotary speed of the hollowing hammer in the Z-direction slide rail; step 3, detecting whether the hollowing hammer is in contact with the wall, and if so, sending out a radio-frequency pulse signal from the inside of the hollowing hammer, wherein a reflecting signal enters a sound pickup; marking in a hollowing area with a marking module when the detected sound signal features are greater than the threshold of the hollowing sound signal. According to the invention, with a circumferential-shaped hammer, whether the wall has hollowing is detected by periodical covering type knocking, thus being more mechanized and more accurate, and reaching an accurate effect with scientific analysis.

The invention provides an IPIX radar echo data time-frequency analysis method and system. The method comprises the following steps of: firstly, calculating an optimal rotation order of a signal; processing the signal through an STFrFT method, and calculating the short-time fractional Fourier transform of the signal under the optimal rotation order; calculating the instantaneous frequency of the STFrFT time-frequency spectrum; and then constructing a synchronous extraction operator SEO based on the processing result of the STFrFT by using SET technology, and synchronously extracting the STFrFTtime-frequency spectrum to obtain time-frequency distribution with high aggregation degree. The method has the beneficial effects that: the signal instantaneous frequency is estimated more accurately,time-frequency distribution with a high aggregation degree is obtained, a frequency curve generated by target movement is obtained more precisely, and a moving target and sea clutter are differentiated and distinguished; the method is novel in algorithm and good in effect, meets the requirements of scientific analysis and research, and has positive significance for radar target recognition research and non-stationary signal research.

The invention belongs to the field of scientific analysis of materials, in particular to an electronic diffraction index calibrating method based on Matlab. The zero-order electronic pattern index calibration and the index calibration of electronic simulating diffraction spots of two substances with a specific orientation relationship are carried out on a sample material by using a transmission electronic microscope, a computer and Matlab software. The invention mainly relates to a calibrating method of a monocrystal diffraction spectrum and the drawing of a standard electronic diffraction spectrum. Compared with the traditional calibrating method, the invention saves more time, can conveniently draw a zero-order and high-order simulating spot chart and an orientation relationship chart of a second phase and a base body and provides the beneficial technical basis for the computer to recognize the monocrystal diffraction spectrum.

According to the multi-agent, multi-user and multi-terminal collaborative smart park cloud service system, which can provide an effective solution for functions of park investment attraction, enterprise service and the like related to park economic benefits, and provide data support and scientific analysis. For management service objects of hundreds or even thousands of enterprises, data can be automatically and intelligently collected, input and maintained and managed, and the system adapts to the economic development speed; meanwhile, a standardized module assembly is formed through a splitting system function; cloud storage, configuration and optimization of the system are realized; different user main bodies and roles are defined; the function and authority limit of each main body anduser use module are configured to allow a plurality of users under various main bodies of parks, enterprises in the parks and investment attraction agents to use the system at the same time, cooperative use between the different main bodies and the users is achieved, terminal configuration of combined operation of a PC browser end, a mobile phone mobile end, a WeChat applet, a WeChat official account and the like is supported, and system multi-end coverage is achieved.

The invention provides a method for determining rigidity of spring supports for simulating stress conditions of an elastic foundation. The method includes steps: S1, uniformly distributing the spring supports under a base to realize simulation replacement of the elastic foundation, wherein each spring support is formed by springs; S2, subjecting the base to node division at equal intervals, adopting different pitches according to different part structures and stress conditions of the base, and determining each pitch and the corresponding spring as a unit; S3, determining a settlement value and a top load of the spring of each unit; S4, determining rigidity of the spring supports, wherein k is equal to p/s, k refers to rigidity of the spring supports, p refers to the top load of the spring supports, and s refers to the settlement values of the spring supports. The spring supports are adopted for simulation of base constraint performed by the elastic foundation, the problem of calculation of the structure is effectively solved, and a scientific analysis means is provided for reasonability of hydraulic structure foundation engineering design in engineering application.

Provided is an intelligent kitchen scale. A glass bearing face and an upper cover are fixedly connected as a whole and are attached to a base, the lower end of the upper cover is provided with multiple weight sensors and a bridge type circuit formed through the weight sensors. The weight sensors transmit pressure signals to an MCU control unit arranged on the back side of a liquid crystal display screen, the MCU control unit mixes analog signals and amplifies low noise, the analog signals are converted into digital signals through an A/D converter to finish signal analyzing and processing, a part of the signals are displayed through the liquid crystal display screen on the upper cover and a part of the signals are sent into a Bluetooth module through an I/O interface in a serial data format, the Bluetooth module sends the signals to an intelligent terminal in a wireless mode, and the content of various nutritional ingredients contained in food and calories of the food are analyzed through an APP. The intelligent kitchen scale is convenient to operate and simple in structure and has high application value, and weight information of the food is transmitted to the intelligent terminal through the ultra-low power consumption Bluetooth module to achieve scientific analysis of the nutritional ingredients.

The invention can be applied to the field of computers, and provides a bulk cargo material yard material pile management method. A virtual material yard plane is built in a system, corresponding material piles are arranged on the virtual plane, and when new material A arrives and needs to be stored on the material yard, the method comprises steps: the volume of the material A is acquired, and multiple occupied areas of the material A in different material pile types are calculated and obtained; the system analyzes material piles which are already arranged on the virtual plane and remaining space, and the calculated and obtained occupied areas of the material A are matched with the remaining space in the virtual plane; and during the matching process, an interval between the material piles needs to be met, the size of unusable space generated in the matching result serves as a judging factor, and the material piling mode and the material piling position combination with the best judging result are obtained through matching. According to the embodiment of the invention, the management efficiency of the material yard material piles is improved, scientific analysis and judgment are made according to features of the material piles, and the material yard utilization rate is higher.

The invention and provides a quantitative analysis method for overall balance of the three dimensional seismic observation system, which aims at judging the sampling balance of a three dimensional seismic observation system and comprises the step of calculating the entropy of the displacement of a geophone point to obtain the balance of a binning, thus obtaining the overall balance of the three dimensional seismic observation system. According to the quantitative analysis method for the overall balance of the three dimensional seismic observation system, the balance of the three dimensional seismic observation system can be scientifically analyzed, and a foundation for the rationality of data acquisition of the three dimensional seismic observation system is laid.

The invention discloses an equipment maintenance management method and system and a computer readable storage medium, and the method comprises the steps: determining key equipment and non-key equipment, and obtaining the maintainability and reliability parameters of each key equipment; quantitative simulation analysis is carried out on the maintenance activity of each key device, and an optimal active maintenance strategy and key maintenance parameters are determined; according to the result of the quantitative simulation analysis, determining an optimal maintenance plan which enables the sumof the maintenance costs of all the devices maintained by adopting the active maintenance strategy not to exceed the active maintenance budget and the sum of the maintenance costs of all the devices maintained by adopting the passive maintenance strategy to be minimum, and obtaining a maintenance strategy which should be adopted by each device; and generating an equipment maintenance task according to the optimal maintenance plan and the equipment repair request record. Expert experience analysis is replaced by computer-aided scientific analysis and calculation, the result objectivity is ensured, and the workload of maintenance plans is reduced.

The invention discloses a grassland ecological data monitoring and intelligent decision-making integrated solution system, which comprises an ecological environment data acquisition module, a target area video data acquisition module, a sensor module, a data processing module and a cloud service platform module, the system can establish a cloud ecological database for a large-scale grassland ecological environment in a short time, and can perform a series of scientific analysis and decision-making on the ecological state of a target area from multiple dimensions in combination with big data and artificial intelligence application, including plant variety identification, ecological disaster early warning and plant disease and insect pest degree analysis. A user can take reasonable improvement measures while fully knowing the ecological state of the target area, valuable scientific research data is provided for scientific research personnel, and powerful technical support is formed for restoration and protection of the grassland ecological environment.

A recordable cutting mat supporting materials sampled for scientific analysis. Manufactured from extruded flat transparent polymer sheet of variable size and thickness. Source material placed on the cutting mat. Using a sharp cutting device, downward pressure is applied to the material through the cutting device until contact is made between the cutting device and the source material. Downward pressure continues until the cutting device penetrates the source material, making contact with the cutting mat surface. The mat surface is scored, not perforated, with a cut line from the cutting device which leaves a permanent visual record of the shape and location of the cut line produced. This record identifies prior cuts on the mat to avoid when the mat is reused, reducing the potential for cross contamination. The mat may be rinsed with ethanol for reuse or is disposable. The mats are transparent for use with transmitted light.

The invention discloses a method for blending tea tree flowers and green tea. The method comprises the following steps of selecting leaves and flowers from the same tea tree, separately processing the leaves and the flowers into the green tea and the tea tree flowers, and blending 65-70wt% of the green tea and 30-35wt% of tea tree flowers. The processing technology of the tea tree flowers comprises the steps of a) picking, b) spreading for airing; c) performing steam fixation; d) performing hot air drying; and e) performing flavor distilling. The processing technology of the green tea comprises the steps of a) picking; b) spreading for airing; c) performing fixation; d) rolling; e) shaping; f) drying; and g) performing flavor distilling. Scientific analysis and repeated experiments prove that the processed tea tree flowers and the processed green tea not only have the fragrance of the flowers but also have the taste of the tea; the fragrance of the tea is rich in the fragrance of the flowers, the fragrance of the flowers accompanies the fragrance of the tea, and the phenomenon that the fragrance of the tea hides the fragrance of the flowers or the fragrance of the flowers hides the fragrance of the tea is avoided; the tea tree flowers and the green tea are fused, and therefore, compared with a single tea, the combination of the tea tree flowers and the green tea have more SOD active components.