38results about How to "Eliminate the interference of human factors" patented technology

The invention relates to a retail terminal goods shelf image intelligent analyzing system which comprises a sample collecting unit, a retail terminal target image collecting system, and a cloud intelligent image analyzing unit, wherein the sample collecting unit is used for collecting sample image information, the retail terminal target image collecting system is used for collecting image information of goods shelves at a retail terminal, and the cloud intelligent image analyzing unit comprises a feature extraction part, an image segmentation part, a pattern recognition part, and a data analyzing unit. The feature extraction part analyzes target images, obtains color feature data of sample images, and establishes a sample database by the utilization of the data. The feature extraction part further analyzes images collected through a target image collecting system and extracts color feature data of the target images at the retail terminal. The image segmentation part segments the target images to further recognize an outer frame of single goods. The pattern recognizing part recognizes goods of the target images. The data analyzing unit collects and / or analyzes information obtained through other parts in a cloud intelligent image analyzing system. Through the system, the retail terminal goods shelf image intelligent analyzing system based on the cloud processing method is capable of providing display and arrangement information of products quickly, reliably and in a low-cost mode.

The invention relates to a method and system for measuring the size of a flexible-packaging battery. The method includes the following steps: selecting a measuring region, arranging a plurality of pairs of longitudinal and transverse distance measurement laser heads on the upper side, the lower side, the left side and the right side of the measuring region respectively, respectively measuring the distances between corresponding positions of the surface of the battery and the longitudinal distance measurement laser heads through the longitudinal distance measurement laser heads, respectively measuring the distances between corresponding positions of the surface of the battery and the transverse distance measurement laser heads through the transverse distance measurement laser heads, recording time periods from the time when light emitted by the paired opposite laser heads located on the upper side and the lower side and / or the left side and the right side of the measuring region is initially separated by the battery to the time when the light is initially coincided, and respectively calculating the length, the width and the thickness of the battery according to data including the distances and the time differences. Laser measuring is adopted for the measuring method, full-automatic measuring can be achieved, the measuring results are traceable in datum, disturbance of human factors can be removed during measuring, and due to multi-point measuring, the accuracy can be 0.1 micrometer.

The invention relates to a battery size optical measurement method and system. The method comprises the following steps that a measurement background and a point light source are provided, a battery to be measured is placed between the measurement background and the point light source, the main surface of the battery to be measured is toward the point light source, the distance S0 between the point light source and the measurement background is measured, and the distance S1 between the point light source and the main surface, toward which the point light source is, of the battery to be measured is measured; the point light source is controlled to irradiate the battery to be measured, a first projection image of the battery to be measured is formed on the measurement background, and the size of the image is measured; and according to the distance S0, the distance S1 and the size of the first projection image, the size of the battery is computed. The measurement system comprises a point light source, a measurement background and a projection size measuring element. According to the method and system, optical projection imaging is used, the size of the battery can be computed by determining the image size, operation is easy, convenient, quick and efficient, accuracy is high, human factor interference is eliminated, and the misjudgment rate is reduced. Measuring results are accurate and reliable, data can be checked and retraced, monitoring and analyzing processing are convenient, and enterprise competitiveness is improved.

The invention belongs to the technical field of tea leaf distinguishing and in particular relates to a discriminant method for black tea production places based on a chiral quantitative analysis technology. The discriminant method comprises the following steps: 1), determining content of chiral terpenoids in black tea from different production places; 2) establishing and identifying a PLS-DA (Partial Least Squares-Discriminant Analysis) model of the black tea from the different production places; 3) predicating production places of unknown black tea samples. By adopting the method provided by the invention, rapid and effective discriminant of the black tea from the different places under green, environment-friendly and pollution-free conditions, and the correct judgment ratio reaches 95 percent or more; an analysis result is a quantified numerical value and man-made interference factors are eliminated; the discriminant method has a wide application prospect in the protection field, which receives increasing attention at present, of origin places of the tea leaves.

The invention relates to an animal tail suspension experiment device, comprising a base, a bracket, a tail clamper, a sensing locator and a control device; a bottom end of the bracket is fixed on the base, an upper end is connected with the tail clamper; the sensing locator is electrically connected with the control device; the sensing locator comprises a mounting shaft and an U-shaped rotating handle; a lower end of the mounting shaft is fixed on the base; the U-shaped rotating handle is mounted on the upper end of the mounting shaft; two ends of the U-shaped rotating handle raise up to be U-shaped; an end of the U-shaped rotating handle is equipped with an infrared signal transmitting tube and a located signal source, the other one end is equipped with an infrared signal receiving tube matched with the infrared signal transmitting tube; the infrared signal transmitting tube, the located signal source and the infrared signal receiving tube are controlled by the control device. The animal tail suspension experiment device provided by the invention has the advantages that proper clamping force is provided, man-made interference is removed, anti-jamming capability is strong, operations are simple, and use is convenient.

The invention discloses an automatic lithology identification method of a sedimentary rock, and belongs to the technical field of petroleum exploration and development. The method comprises that standard lithology element information is detected, a rock core lithology and element information database is established, the correlation between the element information of a lithology sample to be identified and the element information in the rock core lithology and element information database is analyzed, and the lithology is identified automatically according to the magnitude of a correlation coefficient. The element information is detected by a laser-induced breakdown spectroscopic technology, there is no restriction, the element information of any lithology of the sedimentary rock can be detected, and element information of a fine rock-debris rock sample that cannot be identified by naked eyes can be detected. The method can be used to identify the lithology of the sedimentary rock automatically, interference of artificial factors is eliminated, the accuracy is high, operation is simple, the method is suitable for any well logging site, and the benefit of oil gas exploration and development is improved.

The invention relates to a laser radar and millimeter-wave radar combined calibration method, which comprises the following steps that a corner reflector capable of moving along the vertical directionis arranged in a common sensing area of a millimeter-wave radar and a laser radar; the laser radar outputs point cloud information of a corresponding wire harness, obtains the space coordinates of the vertex of the corner reflector in a laser radar coordinate system according to the front-back space position relation of the corner reflector, and obtains the space coordinates of the vertex of thecorner reflector in a millimeter-wave radar coordinate system according to the original point cloud information output by the millimeter-wave radar; the corner reflector is moved to obtain multiple groups of calibration data of the corner reflector at different positions; and a corresponding relation between the laser radar coordinate system and the millimeter wave radar coordinate system is foundaccording to the calibration data. According to the invention, automatic calibration can be carried out, interference of human factors is eliminated, the calibration efficiency is improved, and large-scale deployment or mass production requirements can be met.

The invention relates to a hidden danger risk early warning method for a freight vehicle passing through a single-column pier bridge. The hidden danger risk early warning method comprises the following steps of S1, establishing a hidden danger risk analysis fault tree model; S2, converting the hidden danger risk analysis fault tree model into a Bayesian network model, performing quantitative risk analysis based on the converted Bayesian network model, and calculating a risk hidden danger posterior probability; and S3, establishing a hidden danger risk standard matrix and establishing a multi-level risk early warning system; Through combination of a fault tree model (FTA) and a Bayesian network model (DBN), a hidden danger risk quantitative analysis model for a single-column pier bridge to pass through an overweight and overload freight vehicle is constructed, and a risk standard matrix, a risk early warning threshold grade division standard and corresponding risk control measures are determined.

The invention discloses a hand brake valve on-line performance detection test bed control system which comprises an industrial personal computer PC, a data collection card AI module, an air pressure sensor, a data collection card DO module, a magnetic valve, an electrical proportional valve, a motion control card and a servo motor. The industrial PC is simultaneously connected with the data collection card AI module, the data collection card DO module and the motion control card, the data collection card AI module is connected with the air pressure sensor, the data collection card DO module is connected with the magnetic valve, and the magnetic valve is connected with an electrical control valve; the motion control card is connected with the servo motor, and the servo motor is used for controlling a handle of a hand valve; the air pressure sensor is arranged at an air outlet of the hand valve, and the electrical proportional valve is arranged at an air inlet of the hand valve. The hand brake valve on-line performance detection test bed control system can automatically carry out quick and stable testing on the sealing performance of the hand brake valve, interference of human factors in the process of testing is eliminated, and accuracy is improved greatly; meanwhile, the system improves data accuracy.

The invention discloses a method for diagnosing a metering fault of an electric energy meter in a limited range based on high-frequency current sampling, relates to the technical field of electric energy metering, and solves the problem that the electric energy meter error estimation precision or hit rate is seriously limited by loss estimation precision in the prior art. According to the technical scheme, the method comprises the following steps of: collecting current instantaneous values of a general meter and branch meters; obtaining a total sample space after multiple times of acquisition; establishing a coefficient matrix and an augmented matrix, and judging whether the ranks of the coefficient matrix and the augmented matrix are equal or not; if the collected data is invalid, collecting at least one group of data again, and discharging the same group number of data to obtain a new overall sample space until the ranks of the coefficient matrix and the augmented matrix are equal; and establishing an error calculation model, solving the error calculation model, and comparing the result with a precision grade threshold of the electric energy meter to obtain a fault diagnosis result. Accurate calculation of the error of an electric energy meter in operation can be realized, the electric energy meter error estimation precision and hit rate can be effectively improved, and human factor interference can be effectively eliminated.

The invention discloses a detection method for the residual quantity of sulfur dioxide in food and Chinese herbal medicines. The detection method comprises the following steps: pretreating of a sample; putting the sample into an automatic distillation apparatus, adding a hydrochloric acid solution, then rapidly sealing the automatic distillation apparatus, starting a distillation program, absorbing distillate with a sodium hydroxide solution and completing blank control testing at the same time; and adjusting the absorbed liquid with an acidic solution until the absorbed liquid is neutral, then adding a sulfite fluorescence probe, carrying out a reaction for 25 to 35 min, then placing the probe in a fluorospectrophotometer for measurement and quantifying the content of sulfur dioxide in the sample through a standard curvilinear equation. The detection method provided by the invention employs the automatic distillation apparatus to replace a conventional glass distillation apparatus, is simple and reliable, substantially saves distillation time and reduces system errors; the detection method broadens the scope of matrixes for application of the sulfite fluorescence probe to detection of the residual quantity of sulfur dioxide in food; and the sulfite fluorescence probe has specific recognition effect on sulfite radicals, so the situation of interference in traditional detection method is overcome, and reliability and accuracy of detection results are improved.

The invention provides resin, a preparation method thereof and a process for preparing an ultra-pure rare earth oxide by using the resin. The resin is prepared from the following components in parts by weight: 80-120 parts of loaded resin XAD-4 and 40-60 parts of an extracting agent D2EHDGAA. The resin disclosed by the invention is relatively high in separation coefficient of rare earth oxide andrelatively good in impurity removal rate.

The invention relates to the field of crop canopy image recognition, particularly to a rice canopy recognition method based on a digital camera image. The method comprises: (1), 1) obtaining a by using a digital camera; (2), obtaining color values of R, G, and B channels in the color rice canopy image; and (3), determining whether the image is a rice canopy according to the R, G, and B color values in each pixel of the color rice canopy image. Therefore, the identification rate of the method is high; a working step of selecting an image sample in advance according to the existing common method can be removed; the calculation process is simple; and the work efficiency can be improved obviously.

The invention provides a method for evaluating rolled steel corrosive pitting probability by microcell electrochemistry, belonging to the field of corrosion evaluation. A method for calculating corrosive pitting occurrence probability according to rolled steel surface microcell potential distribution is provided. A scanning Kelvin probe is adopted for testing, so human factor disturbance can be eliminated and corrosive pitting evaluating error can be reduced. Meanwhile, a rolled steel corrosive pitting phenomenon is quantified to obtain an occurrence probability value, so the rolled steel corrosive pitting probability can be quantitatively evaluated. Therefore, compared with traditional test methods, the method has the advantages that personal error can be effectively reduced, and the rolled steel corrosive pitting occurrence probability can be quantitatively evaluated; an evaluation result is of great significance to novel steel variety development, engineering structure design for material selection and steel service life assessment.

The invention relates to the technical field of equipment safety monitoring, and discloses a pulley online monitoring method and system, electronic equipment and a storage medium. A pulley can be accurately and effectively monitored in the working process of the pulley and the use safety of the equipment is guaranteed. According to the pulley online monitoring system, wireless passive sensors areattached to the outer surface of a disc on one side of the pulley, each wireless passive sensor comprises a piezoelectric transducer or a magnetostriction transducer, and each wireless passive sensorfurther comprises a wireless communication assembly. Each wireless passive sensor is used for detecting the deformation quantity of the pulley in the corresponding detection direction and sending outthe deformation quantity in a wireless signal mode under the driving of energy obtained based on the stressing of the wireless passive sensors; And a data processing device is used for receiving the wireless signals sent by the wireless passive sensors and determining whether the pulley is damaged or not according to the wireless signals sent by the wireless passive sensors.

The invention discloses an electric energy meter quality consistency evaluation method based on random sampling and a medium, relates to the technical field of electric energy metering, and solves theproblems that an existing evaluation method is large in human interference factor and small in sampling sample, and a sampling test needs to be carried out independently. The method comprises the steps of carrying out a full-inspection test, constructing an overall sample space, constructing a sub-sample space, carrying out data sampling on the sub-sample space, carrying out sub-sample space error consistency calculation and carrying out error consistency result identification. The invention can be realized through software, a sampling error consistency test does not need to be independentlycarried out, and the time cost and the labor cost can be effectively reduced; manual intervention is not needed, human factor interference can be effectively eliminated, and fairness and justice of results are ensured.

The invention relates to a joint calibration method of laser radar and millimeter wave radar, comprising the following steps: setting a corner reflector that can move in the vertical direction in the common perception area of ​​the millimeter wave radar and laser radar; the output of the laser radar According to the point cloud information of the corresponding wire harness, according to the front and back spatial position relationship of the corner reflector, the spatial coordinates of the corners of the corner reflector in the laser radar coordinate system are obtained, and according to the original point cloud information output by the millimeter wave radar, it is obtained The spatial coordinates of the apex of the corner reflector in the millimeter-wave radar coordinate system; moving the corner reflector to obtain multiple sets of calibration data of the corner reflector at different positions; finding the laser radar coordinates according to the calibration data system and the corresponding relationship between the millimeter-wave radar coordinate system. The invention can perform automatic calibration, eliminates the interference of human factors, improves the calibration efficiency, and can meet the requirements of large-scale deployment or mass production.

The invention relates to a safety protection system and method for a shunting operation on a stub-end track of a car dumper in a power plant. The safety protection system comprises locomotive identification devices, a ground host and a locomotive-mounted host, wherein the plurality of locomotive identification devices are distributed in an area near the end of a loaded railcar line track; the locomotive identification devices are used for generating railcar detection control point signals when a locomotive passes by, and transmitting the railcar detection control point signals to the ground host; the ground host is used for encoding the railcar detection control point signals, generating locomotive position data, and wirelessly transmitting the locomotive position data to the locomotive-mounted host; and the locomotive-mounted host is used for demodulating the locomotive position data to generate a locomotive position prompting voice so as to prompt a driver in the locomotive to perform a speed control operation. The safety protection system is an active defense system; the safety protection system can eliminate the interference of human factors, and is safe and reliable; and the safety protection system is capable of preventing the locomotive from rushing out of the stub-end track of the car dumper, and ensuring that the locomotive stops stably in front of the car dumper.

The invention discloses a household intelligent detection reagent kit.The household intelligent detection reagent kit is composed of an electronic reading and analyzing part and a monoclonal antibody detection reagent.The electronic reading and analyzing part comprises a single-chip microcomputer system, a photoelectrical detection system, a battery, a switch K, a liquid crystal displayer, a combined gold-labeled detection probe and test paper.The combined gold-labeled detection probe, the battery, the switch K and the single-chip microcomputer system are sealed in a case, and the liquid crystal displayer is installed at a case window.The monoclonal antibody detection reagent comprises a monoclonal antibody for specific recognition of mycoplasma genitalium, a neisseria gonorrhoeae monoclonal antibody, a candida albicans monoclonal antibody, a goat-anti-mouse IgG antibody and the combined gold-labeled detection probe.The household intelligent detection reagent kit is used for directly detecting infective pathogens based on the monoclonal antibody technology, has the advantages of being high in specificity, free of blood sampling, capable of making an early diagnosis, high in speed and the like, has the automatic detection function, avoids interference of human factors, displays a detection result visually, and is easy and convenient to operate and low in cost.

The invention relates to the technical field of sprint timing, and discloses sprint timing portable equipment based on human body detection and pedestrian re-identification. The sprint timing portableequipment comprises a fixed base and starting equipment, the bottom of the fixed base is fixedly connected with a plurality of rollers, and the upper surface of the fixed base is fixedly connected with two manual telescopic rods; the invention also provides a sprint timing method based on human body detection and pedestrian re-identification, and the method comprises the following steps: S1, building equipment: building camera equipment and timing equipment at a proper position away from a terminal line; s2, placing equipment, namely placing the starting equipment at the starting point line;s3, collecting information. The equipment is good in flexibility and convenient to carry, automatic line-passing identification and running timing are achieved through pedestrian detection and pedestrian re-identification algorithms, interference of human factors is eliminated, the cost is reduced, videos of the whole running process are recorded, and the traceability of detection results is improved.

The invention belongs to the technical field of tea leaf distinguishing and in particular relates to a discriminant method for black tea production places based on a chiral quantitative analysis technology. The discriminant method comprises the following steps: 1), determining content of chiral terpenoids in black tea from different production places; 2) establishing and identifying a PLS-DA (Partial Least Squares-Discriminant Analysis) model of the black tea from the different production places; 3) predicating production places of unknown black tea samples. By adopting the method provided by the invention, rapid and effective discriminant of the black tea from the different places under green, environment-friendly and pollution-free conditions, and the correct judgment ratio reaches 95 percent or more; an analysis result is a quantified numerical value and man-made interference factors are eliminated; the discriminant method has a wide application prospect in the protection field, which receives increasing attention at present, of origin places of the tea leaves.

The embodiment of the invention discloses a ship cargo weight calculation method and system. The system comprises a portable measurement and control module, an unmanned ship navigation control module,an unmanned ship onboard image acquisition module, an unmanned ship onboard harbor water density measurement module and a liquid tank liquid level and liquid density measurement module, wherein the portable measurement and control module is connected with the unmanned ship navigation control module, the unmanned ship onboard image acquisition module, the unmanned ship onboard harbor water densitymeasurement module and the liquid tank liquid level and liquid density measurement module and used for controlling the unmanned ship navigation control module, the unmanned ship onboard image acquisition module, the unmanned ship onboard harbor water density measurement module and the liquid tank liquid level and liquid density measurement module. Water gauge video images on the six faces of a ship are automatically acquired through an unmanned ship, the safety problem existing in manual observation is solved, the labor intensity is reduced, and the water gauge video image acquisition qualityand efficiency are improved.

The invention relates to a method and system for measuring the size of a flexible-packaging battery. The method includes the following steps: selecting a measuring region, arranging a plurality of pairs of longitudinal and transverse distance measurement laser heads on the upper side, the lower side, the left side and the right side of the measuring region respectively, respectively measuring the distances between corresponding positions of the surface of the battery and the longitudinal distance measurement laser heads through the longitudinal distance measurement laser heads, respectively measuring the distances between corresponding positions of the surface of the battery and the transverse distance measurement laser heads through the transverse distance measurement laser heads, recording time periods from the time when light emitted by the paired opposite laser heads located on the upper side and the lower side and / or the left side and the right side of the measuring region is initially separated by the battery to the time when the light is initially coincided, and respectively calculating the length, the width and the thickness of the battery according to data including the distances and the time differences. Laser measuring is adopted for the measuring method, full-automatic measuring can be achieved, the measuring results are traceable in datum, disturbance of human factors can be removed during measuring, and due to multi-point measuring, the accuracy can be 0.1 micrometer.

A fully-automatic bionic digestive system for monogastric animals, comprising a housing (2), a constant-temperature air bath shaker (6), a bionic digestion device (4), an automatic enzyme supplementation device, a buffer circulating device, a cleaning device and a control circuit (5); an upper left part of the housing (2) is provided with a digestion reaction chamber (3), and the constant-temperature air bath shaker (6) is arranged within the digestion reaction chamber (3); the automatic enzyme supplementation device is fixedly mounted within the housing (2) and is connected with the bionic digestion device (4) by means of an infusion tube (58); the buffer circulating device and the cleaning device are arranged below the housing (2) and are respectively connected with the bionic digestion device (4) by means of the infusion tube (58); the control circuit (5) is arranged within the housing (2) and connected to the constant-temperature air bath shaker (6), the automatic enzyme supplementation device, the buffer circulating device and the cleaning device by means of conducting wires; the control circuit (5) is connected with an industrial control computer which is mounted in the housing (2), and the industrial control computer is connected with a display (1) installed above the housing (2) and to the right; and the bionic digestion device (4) is mounted vertically above the constant-temperature air bath shaker (6). The fully-automatic bionic digestive system for monogastric animals has a simple structure, is easy to use, and can prevent leakage of bionic digestion reaction solution. The digestion simulation carried out thereby features high accuracy, good reproducibility, and minimal errors.

The invention provides a double-station sucker runout amount detection mechanism for an automobile compressor. The double-station sucker runout amount detection mechanism structurally comprises a fixing base assembly, a positioning base assembly, a displacement sensor assembly, a jig table lifting assembly, a jig table rotating assembly, a pressing head assembly and a pressing assembly, wherein the pressing assembly is installed on the upper surface of the positioning base assembly, the pressing head assembly is installed below the middle of the pressing assembly, and the displacement sensor assembly is installed on one side of the upper surface of the positioning base assembly below the pressing head assembly; and the jig table lifting assembly is installed on the lower surface of the fixing base assembly, and the jig table rotating assembly is installed at the top of the jig table lifting assembly. The detection mechanism is high in automation degree, capable of being used in cooperation with an assembly line, high in compatibility, wide in application range and capable of effectively improving measurement precision, adopts a man-machine separation concept and a double-station design concept, and effectively improves the production efficiency; and rapid clamping can be achieved, the requirements of various products are met, and the compatibility is high.

The invention discloses a household intelligent detection reagent kit.The household intelligent detection reagent kit is composed of an electronic reading and analyzing part and a monoclonal antibody detection reagent.The electronic reading and analyzing part comprises a single-chip microcomputer system, a photoelectrical detection system, a battery, a switch K, a liquid crystal displayer, a combined gold-labeled detection probe and test paper.The combined gold-labeled detection probe, the battery, the switch K and the single-chip microcomputer system are sealed in a case, and the liquid crystal displayer is installed at a case window.The monoclonal antibody detection reagent comprises a monoclonal antibody for specific recognition of mycoplasma genitalium, a neisseria gonorrhoeae monoclonal antibody, a candida albicans monoclonal antibody, a goat-anti-mouse IgG antibody and the combined gold-labeled detection probe.The household intelligent detection reagent kit is used for directly detecting infective pathogens based on the monoclonal antibody technology, has the advantages of being high in specificity, free of blood sampling, capable of making an early diagnosis, high in speed and the like, has the automatic detection function, avoids interference of human factors, displays a detection result visually, and is easy and convenient to operate and low in cost.

The invention provides a data processing method and device, electronic equipment and a storage medium, and the method comprises the steps: obtaining accident data and production data of a target region in a target time period; according to the accident data and the production data, calculating at least one index for representing the accident death rate and the accident fatality rate of the target area; for each index type, obtaining an arrangement sequence of a plurality of indexes corresponding to the index type according to the size of the index of each region in the total region under the index type; according to the serial number of each index in the target area in the arrangement order and a weight preset for each index, calculating target data used for representing the security development condition of the target area; and sorting the target data of at least one region in the total region. By means of the method, the ranking of the safety development conditions of the multiple areas can be obtained.

The invention discloses a construction method for cooperative tensioning of a prestressed steel beam and a stay cable of a cover beam. The method comprises the following steps that 1, the prestressed steel beam in the cover beam is constructed and marked; 2, a beam body and a bridge tower are constructed; 3, the stay cable is mounted; and 4, the prestressed steel beams and the stay cables are tensioned cooperatively. The method is simple in step and reasonable in design, so the prestressed steel beams in the cover beam and the stay cables are tensioned in a coordinated mode, a beam body load is concentrated to a spherical hinge to be transmitted to the center of the cover beam and then counteracts the prestress of the cover beam, and the structure stress is more reasonable; problems of deformation of the capping beam, deformation of a central spherical hinge of the capping beam, unstable posture of a swivel bridge body and deviation of perpendicularity of a bridge tower are further reduced.