38results about How to "Convenient and objective evaluation" patented technology

The invention discloses an intelligent product maintenance platform system and an intelligent product maintenance method. The intelligent product maintenance platform system comprises a user management unit, an online management unit, a client service unit, a network payment management unit, an after-sell service unit, etc. The user management unit, the online management unit, the client service unit, the network payment management unit and the after-sell service unit respectively comprise a plurality of functional modules. According to the intelligent product maintenance platform system, maintenance personnel, clients and a third-party institution are combined in a unified platform, thereby realizing online maintenance request by the clients and off-line service of the maintenance personnel. Not only is quick home maintenance facilitated, but also online querying for the maintenance process and objective evaluation for maintenance quality by the client are facilitated. Furthermore intelligent product maintenance platform system and the intelligent product maintenance method can realize functions of in-time online payment, etc.

The invention discloses a multi-tug cooperative open caisson floating transportation manipulation simulation control method. The method is in allusion to that scale parameters of a pipe section are very special, the floating transportation process is affected by multiple factors such as channel conditions, the floating transportation distance, the hydrology, the meteorology and the like, and difficulties of heavy water transportation and cooperative towing of multiple tugs are required to be overcome at the same time. According to the invention, the whole process of immersed pipe floating transportation manipulated and towed in a cooperative mode by six tugs under different wind, wave and flow sea conditions is simulated through continuously changing the towing power and the position of the tugs, stress analysis is carried out on the towing force for the immersed pipe every time when the position of the immersed pipe is changed, the manipulating modes of different tugs are adjusted, the single and total tug stresses and a resultant force received by the immersed pipe are calculated, moving postures of the immersed pipe are displayed in an immersed pipe floating transportation towing system, and curves of the cycle time, the track belt width, the tug service power and the like are acquired. The method disclosed by the invention can realize selection and tests for channels, steering areas, foundation trench towing modes and turning modes of each tug, evaluates the controllability, gives an advice on the size of a steering water area and the towing cable length, and judges whether configuration of the tugs is reasonable or not.

A cosimulation system of distributed and multi-role type is prepared as providing a real manoeuvre environment for manoeuvre by utilizing distributed virtual display technique, setting up manoeuvre monitor platform through real time data interaction with simulation manoeuvre system environment based on 2-D visualized technique in order to carry out coordination-command on total manoeuvre process and at last carrying out effect evaluation on manoeuvre as well as carrying out summing-up on total manoeuvre process.

The invention provides a method for optioning aroma components in natural moss perfume spice. The method comprises the following steps of: pre-separating components in a natural moss perfume raw material by using a wiped film molecular distillation instrument; qualitatively and quantitatively analyzing chemical components of different grades of fraction by using gas chromatography-mass spectrometry; respectively injecting the different grades of fraction into cigarette in an injection mode by using an essence and flavor injector; evaluating the sensory quality of the cigarette by using an aroma outline smoke panel test; by using a data processing method, optioning the aroma components contributing to typical perfume characteristics of the natural moss perfume spice according to respective variable contribution rates. By adopting the method for optioning the aroma components in the natural moss perfume spice, significant aroma components can be accurately optioned, simulation and compounding of natural spice can be improved, and active promotion functions on quality control and standardized production of natural spice can be also achieved.

The invention discloses a calligraphy quality detection method and device based on artificial intelligence, and electronic equipment. The method comprises the following steps that: obtaining a writtencharacter to be detected, identifying the written character, searching a copybook database to obtain a copybook character corresponding to the written character; according to a preset quality detection dimension, independently extracting the first character characteristic of the written character and the second character characteristic of the copybook character; comparing the first character characteristic with the second character characteristic to obtain a characteristic diffidence, according to the characteristic different, inquiring preset evaluation information, and obtaining the score result of each quality detection dimension; and according to preset weight corresponding to each quality detection dimension and the score result of each quality detection dimension, generating a quality detection result of the written character. Therefore, the calligraphy quality detection method based on the artificial intelligence is provided so as to conveniently carry out objective evaluationon calligraphy quality, and calligraphy quality detection efficiency is improved.

The invention provides a petroleum pollution marine ecological environment evaluation method based on a metagenome technology. The method comprises the steps that seawater samples are collected; extraction and sequencing of metagenome DNA are carried out on the samples; effective sequence data statistical analysis and optimal sequence data statistical analysis are carried out on the sequenced data; OTU-based analysis is carried out through mothur and chopseq software; Alpha-diversity analysis is carried out and comprises analysis on the flora abundance, flora diversity and sequencing coverage rate; the dilution curve analysis is carried out; taxonomic analysis and community structure analysis are carried out; Heatmap clustering analysis is carried out, and the sample microflora structure and the population quantity parameter value are obtained and used for evaluating pollution similarity and perniciousness in different samples. The method can objectively evaluate the extent of damage to an ecological system from spilling oil pollutants and the response changes of the ecological system to the spilling oil pollutants.

The present invention relates to lung measurement. In order to provide enhanced information about a patient that facilitates further assessment steps, 2D X-ray image data of a patient's chest is provided, and the image data is segmented to identify lung structures to provide segmented image data separated from un-segmented areas. Further, spatial lung volume information is extracted from the image data using the segmented image data derived from the image data. Still further, lungs symmetry information is determined using the extracted spatial lung volume information. Finally, the lungs symmetry information is provided to a user. For example, a 2D X-ray image data of a patient's chest is provided (84) and a lungs mask image is formed (86) after the step of segmenting the input image data. Then, the lungs mask image is used to define areas, within which a predetermined adaptation is applied (88) to the original 2D X-ray image data producing a thorax mask image. Next, left and right images are provided (90) showing the left and the right spatial lungs volume information of the regions defined originally by the lungs mask image. Finally, based on the spatial lungs volume information, lungs symmetry information or total lung volumes may be calculated and provided (92).

The invention belongs to the field of medicine and relates to a profile model for simulating the performance of the tumor contrast-enhanced ultrasonography and applied in the tumor diagnosis and treatment study. The profile model is characterized by comprising a tumor gel used for simulating a tumor, and a normal tissue gel used for simulating the surrounding normal tissue. The tumor gel comprises a nano micro-bubble ultrasonic contrast agent. The nano micro-bubble ultrasonic contrast agent is distributed uniformly, good in dispersibility, strong in imaging effect in vivo and in vitro, and better in stability in the high/low-frequency ultrasonic sound field. Therefore, the profile model facilitates the contrast-enhanced ultrasonic scanning process of a user, the practice of the tumor aspiration biopsy and the practice of the tumor ablation therapy with the help of the high/low-frequency ultrasonic guidance.

The invention relates to a simulator model used for simulating tumor ultrasonic radiography, comprising a tumor gum for simulating a tumor and a normal tissue gum for simulating the normal tissue around; the tumor gum shows high echo under a two dimension ultrasonic imaging mode and a harmonic wave ultrasonic imaging mode and then shows equal echo and no echo; and the normal tissues always shows the equal echo and no echo under the two dimension ultrasonic imaging mode and the harmonic wave ultrasonic imaging mode. The simulator can simulate the acoustics characteristics of the liver cancer under the ultrasonic radiography, which benefits the usage of the ultrasonic radiography scanning method and the exercise of tumor puncture biopsy and tumor ablation treatment under the guiding of the ultrasonic wave.

The invention provides a fatigue test device for an engine connecting rod part. The fatigue test device comprises a piston pin boss, a pin boss hole is formed in the piston pin boss, the inner diameter of the pin boss hole is matched with a pin tile, the inner diameter of the pin tile is matched with a piston pin, the piston pin is matched with the small end of a test part, the big end of the test part is matched with a straight shaft of a connecting rod, the straight shaft of the connecting rod is matched with the inner diameter of a shaft tile, and the outer diameter of the shaft tile is matched with the interior of a connecting rod shaft support. According to the fatigue test device for the engine connecting rod part, the structure is compact, and little space is occupied; steel structure design and high-strength bolts are combined, the strength and the rigidity are high; the shaft diameter of the connecting rod straight shaft and the shaft diameter of the piston pin can be adjusted, replacement is conveniently conducted according to the size of the diameters of a big end hole and a small end hole of the test connecting rod to keep the integral composition of the whole device invariable, the repeated utilization rate of the connecting rod part test device is increased, the university is guaranteed, the application range is widened, and economic input is effectively reduced.

The invention belongs to the field of medicine, and relates to a simulation model for evaluating a tumor ablation range through ultrasonic mono-modal image fusion. Tumor glue is embedded in normal tissue glue, so that a pre-ablation model is formed for ablation; and after the ablation, the dissolved tumor glue and some dissolved normal tissue glue around are absorbed out, and ablation glue is poured, so that a post-ablation model is formed which is available for evaluation of the tumor ablation range through ultrasonic mono-modal image fusion. The normal tissue glue includes carrageenan, and the normal tissue glue, under a two-dimensional ultrasonic imaging mode, shows equal echo. The tumor glue, under the two-dimensional ultrasonic imaging mode, shows high echo. The ablation glue includes carrageenan, a special dye and an ultrasonic contrast agent, and the ablation glue, under the two-dimensional ultrasonic imaging mode, shows high echo. When the simulation model is generally observed by naked eyes, the normal tissue glue is represented to be colorless and semitransparent, the tumor glue is white and non-transparent and while the ablation glue is colored and non-transparent, showing strong contrast and facilitating distinguishing. Therefore, by virtue of the simulation model, the tumor ablation range can be accurately evaluated; and the simulation model is suitable for teaching and training of tumor ablation technology.

The invention discloses a radiation therapy curative effect evaluation device and a radiation therapy curative effect evaluation method based on CT/MRI double-body position scanning automatic registration and fusion and belongs to the technical field of medical treatment. The device comprises a CT/MRI machine body, a CT/MRI scanning bed, a four-quadrant scanning plate and a computer equipped with image registration and fusion software; the four-quadrant scanning plate is of a square, slant rods which are intersected are embedded in two diagonals of the square; end parts of the two slant rods are sealed and insides of the slant rods are both formed with cavities, and the cavities are communicated and filled with greases; and the computer is connected with the CT/MRI machine body; the radiation therapy curative effect evaluation method comprises the following steps of: manufacturing and wearing a head mould, locating CT/MRI by the assistance of the four-quadrant scanning plate, locating and scanning CT/MRI and carrying out registration and fusion based on pixel points and evaluating a curative effect. The device and the method have the advantages of using pixel values to achieve automatic registration and fusion of arbitrary radiotherapy positioning scanned images of a double-body position, and providing convenience to medical staffs to carry out an objective evaluation on a radiation therapy.

The invention relates of an intelligent test system and a method used for IRIG (Inter-range Instrumentation Group)-B code fault-tolerant functions of a time synchronizer. The intelligent test system comprises a management machine and an IRIG-B code test device, wherein the managing machine is used for running test, analysis and management programs, and the IRIG-B code test device is connected with the management machine by a communication link to realize program control. The intelligent test system is characterized by being provided with an intelligent time frequency signal switcher, the program control of the management machine is realized by the test, analysis and management programs in the management machine, and the switching of the program control is carried out by the intelligent time frequency signal switcher. The intelligent test system is used for testing an IRIG-B code precision recognizing function, an IRIG-B code leap second processing function, and a IRIG-B code leap yearprocessing function. Under the condition of no manual intervention, the intelligent test system and the test method can easily and effectively carry out an intelligent test on the IRIG-B code fault-tolerant function and performance of the time synchronizer, and actually enhance the intelligent level of testing the complex functions and the performance of the time synchronizer. The test performance is accurate, the test efficiency is high, and the test time is greatly shortened.

The invention discloses a device for storing, displaying and analyzing a PEFR (Peak Expiratory Flow Rate) measured value. The device comprises a circuit system , wherein the circuit system is used for storing, displaying and analyzing the PEFR measured value and comprises a resistor component which is formed by connecting multiple resistors in series, a main wire which is in parallel arrangement with the resistor component, a power supply which is connected between the resistor component and the main wire, a circuit-based PEFR display which is used for storing, displaying and analyzing a current value and a moving switch which is bridged between the resistor component and the main wire, and a loop circuit is formed by matching the moving switch with the power supply, the main wire, the PEFR display and the resistor component; the moving switch is driven to move by the circuit system through expiration airflow so that a resistance value of the resistor component can be increased or reduced, different current values can be stored, displayed and analyzed by the PEFR display so that the storing, the displaying and the analyzing of the PEFR measured value can be realized. According to the device disclosed by the invention, monitoring results in each time can be continuously stored, data are complete, and the data are beneficial for objective evaluation of illness.

The invention discloses a method and equipment for embodying the human traffic of an advertising terminal. According to the technological means, a detection module and a display module are arranged, wherein the detection module is used for detecting the information of human traffic within a certain distance in front of the advertising terminal and is arranged on the advertising terminal, and the display module is used for independently displaying the accumulative quantity of people detected by the detection module in real time and is also used for displaying the time and the date or the duration in real time. According to the method and the equipment in the scheme, the detection module arranged on the advertising terminal is used for detecting the quantity of the people in front of the advertising terminal, and the human traffic of the district can be known by the advertising client and the public obviously through the simple real-time public display module; particularly, the display module can be also used for displaying the time and the date or the duration of detection, so that the objective human traffic evaluation can be conveniently carried out by the advertising client and the public; furthermore, according to the method, the structure and the circuit of the existing advertising terminal do not need to be changed to a great extent; the method has very high credibility and commercial use value, thus having very important significance on the advertising industry and far-reaching influence.

The invention provides an input method evaluation method, a device, an electronic device and a storage medium. Wherein the method comprises: obtaining a test set corresponding to a test type of a preset language to be tested, simulating input of input characters corresponding to each test object through the input method to be tested, and obtains an output character corresponding to each test object output by the input method to be tested and a candidate object list corresponding to the output character, according to the list of candidate objects corresponding to the output characters. The method determines a position of each test object in a corresponding candidate object list, and generates a scoring result of the input method to be tested on a test type according to a scoring corresponding to each position in the preset candidate object list and the position of each test object in the corresponding candidate object list. Thus, the input effect of the input method is conveniently evaluated objectively, the performance evaluation of the input method is accurately realized, the efficiency of the input method evaluation is improved, and the occupancy of the test resources is reduced.