93results about How to "Check result is accurate" patented technology

The invention discloses a method and a system for centrally checking weak passwords of equipment, and relates to the technical field of computer network information security and network management. The method comprises the following steps: when weak password check needs to be performed on the equipment, acquiring a password file of each piece of to-be-checked equipment by receiving the to-be-checked equipment and to-be-checked items, and uploading the password files onto a centralized control server; splitting the received password files into a plurality of cracking tasks through the centralized control server, and allocating the cracking tasks onto a plurality of cracking analysis servers according to the principle of load balance; automatically matching corresponding weak password dictionaries according to the to-be-checked items through the cracking analysis servers, and finishing weak password check according to corresponding levels; and uploading check results onto the centralized control server through each cracking analysis server in order to perform summarization analysis. Through adoption of the method and the system, the weak passwords of all equipment can be checked comprehensively and accurately; centralized weak password dictionary management is realized; and a whole-network weak password standard is unified.

A container detection system with CT fault scan is prepared as fixing radiation source and calibrator facing to said source on external side of circular rotation frame and front collimator, back collimator and detector array on internal side of circular rotation frame to let sector X ray pass through appliance, front collimator and container detection vehicle then to face just to back collimator and detector array; hinging circular rotation frame on circumnavigation frame fixed on ground to enable circular rotation frame to rotate synchronously around a fixed center by utilizing a driving device.

The invention provides a CT scan perfusion method and device. The method includes the following steps: after a prescribed time t1 has passed since injection of a contrast agent, carrying out a single-slice CT tracking scan of the contrast agent concentration in the artery with a first radiation dosage; during scan tracking, trigging a scan program when a trigger point is reached, and carrying out an arterial phase scan of a visceral organ at a time t2 with a second radiation dosage, which is larger than the first radiation dosage, so as to obtain an arterial phase CT value; obtaining a CT value increment according to the arterial phase CT value; setting a time density curve of the contrast agent in the artery as an arterial input function during the contrast agent scan tracking process, and obtaining the blood flow volume of the visceral organ according to the arterial input function and the CT value increment. The CT scan perfusion method avoids repeated scans of the visceral organ in the traditional method, so as to reduce radiation on a human body, achieve simpler and easier operations and accurate results, and lessen the discomfort of an examinee.

The invention relates to the technical field of food detection, and discloses a primer combination, a method and a kit for synchronously detecting 14 animal-derived components in meat or meat products. According to the present invention, whether meat or meat products contain the components derived from 14 animals such as pigs, cows, sheep, goats, chickens, ducks, dogs, foxes, raccoon dogs, cats, rats, donkeys, deer and horses is identified by using 10 pairs of specific primers based on two 5-plex PCR reactions and a microchip electrophoresis technology, and the sequences of the 10 pairs of thespecific primers are represented by SEQ ID NO.1-20; and the method has advantages of accurate detection, high sensitivity, strong specificity, simpleness, rapidness and high efficiency, can meet therequirements in the large-batch and rapid identification of the presence of the components derived from 14 animals such as pigs, cows, sheep, goats, chickens, ducks, dogs, foxes, raccoon dogs, cats, rats, donkeys, deer and horses in meat or meat products, can effectively resist the adulteration of meat products and effectively protect the interests of consumers, and has good social benefits.

The invention discloses a system for performing foreign matter inspection on the upper surface of an ultrathin glass substrate. The system comprises a light source device for irradiating the upper surface of the glass substrate, imaging devices, and an industrial personal computer equipped with a management procedure; the system is characterized in that the incidence angles alpha of incident rays emitted by the light source device on the upper surface of the glass substrate are not larger than 45 degrees; the two sets of imaging devices matched with each other are symmetrically arranged on the upper and lower sides of the glass substrate and are used for imaging foreign matters attached to the upper and lower surfaces of the glass substrate by virtue of reflected light and refracted light respectively and transmitting digital data to the industrial personal computer; and the industrial personal computer is used for comparing the grey level intensity change of the two sets of imaging devices so as to form systematic conclusions by virtue of the management procedure. In addition, the invention also discloses an inspection method using the system. That the particulate matters are positioned on the upper surface or the lower surface of the glass substrate can be accurately judged, the misjudgment rate of the sizes and number of particles on the upper surface is reduced, the inspection accuracy is reduced, the misjudgment is reduced, and the yield is reasonably determined.

The invention belongs to the technical field of computers, and provides a monitoring method and device of a state of a driver, and terminal equipment. The monitoring method comprises the steps: a facevideo, collected by an image collecting device, of the driver is obtained, and voice information, collected by a microphone, of the driver is obtained; according to the face video and the voice information, the physiological index and the psychological index of the driver are determined; according to the physiological index and the psychological index of the driver, the health index of the driveris detected; and according to the physiological index, the psychological index and the health index of the driver, corresponding preventive measures are generated. The physiological index and the psychological index of the driver are determined through dual factors of the video and an audio, inspection results of the physiological index and the psychological index can be more accurate, thus the driving behavior is interposed according to the accurate detection results, traffic accidents caused by dangerous driving such as fatigue, psychological tension (such as road rage) or sudden illness ofthe driver are avoided, and the driving safety of the driver is guaranteed.

A system for the optical inspection of glass panels (2) is described, with a conveying device (3) for moving a glass panel (2), and with a first inspection module (5, 6, 7), which includes an illumination device and a camera for illuminating and photographing the glass panel (2), and with a first evaluation module (8, 9, 10, 11) for evaluating the photographs of the glass panel (2). In addition, a second inspection module (5, 6, 7) is provided, which includes an illumination device or a camera for illuminating the photograph of the glass panel (2), and it is connected with a second evaluation module (8, 9, 10, 11) for evaluating the photographs taken of the glass panel, the illumination systems and / or the cameras of the first inspection module (5, 6, 7) and the second inspection module (5, 6, 7) having different designs and / or being located in different places relative to the glass panel (2), which is moved past the inspection modules (5, 6, 7) via the conveying device. The present invention also relates to a method carried out using this system (1).

The invention discloses a detection device for the nitrogen oxide content of a gas, which is used for detecting the concentration of nitrogen oxides contained in the gas. The detection device comprises a treater, a program-controlled current source, a laser, a gas absorption pool, a detector and a signal conditioner. By applying the detection device disclosed by the invention, a high-temperature conversion process is not needed, thus reducing power consumption and energy consumption; and moreover, because the content of the nitrogen oxides in the gas is directly measured, the influence of the existence of other substances on a content detection for the to-be-detected gas is avoided, so that the detection result is more accurate. Furthermore, because a ZrO2 sensor does not need to be used, the problem of poisoning of the ZrO2 sensor due to the compounds of P, S and Si, such as H2S is avoided. Meanwhile, because a ZrO2 sensor technology is a technology monopolized by foreign companies, and the ZrO2 sensor does not need to be used in the detection device disclosed by the invention, the existing technical barrier is broken.

The invention relates to artificial intelligence, and discloses a project duplicate checking method, device and equipment and a storage medium, and the method comprises the steps: obtaining a projecttext, and dividing the project text into a to-be-detected short text set and a to-be-detected long text set; searching a reference short text corresponding to the to-be-detected short text set, and obtaining a first similarity between the reference short text and the to-be-detected short text set; if the first similarity is lower than a preset similarity threshold, searching a reference long textcorresponding to the to-be-measured long text set and obtaining a second similarity between the reference long text and the to-be-measured long text set; obtaining a duplicate checking result according to the second similarity, according to the invention, performing similarity detection on the short text set according to the reference short text corresponding to the short text set; when the obtained similarity cannot judge the duplicate checking condition of the project, judging the duplicate checking result of the project to be subjected to duplicate checking by calculating the similarity between the long text set and the reference long text, and compared with an existing text duplicate checking mode, the duplicate checking result is more accurate and real, and the text duplicate checkingefficiency is also improved.

Disclosed is a 3D ultrasonographic device that has more improved examination accuracy than ever before. The 3D ultrasonographic device (10) is equipped with an ultrasonic wave transducer (11) having a plurality of piezoelectric vibrators (20) in an mn arrangement; a signal processing unit (17) that receives an echo in which an ultrasonic wave, which is oscillated from a piezoelectric vibrator (20) that is sequentially selected, is received at the junction (15) of an object to be examined (14) and reflected, and generates 3D image data by detecting the electric signal of said echo and processing the signal; peak detection units (51, 52) that detects the first peak and second peak of the intensity distribution in the depth (z) direction of the 3D image data; a junction image generation unit (36) that generates a 3D image of the junction (15) by mapping the distance in the z-direction of the first peak and the second peak on the x-y plane; a quality assessment unit (37) that assesses the condition of the junction (15) by means of a two-step quality assessment; and a display unit (38) that displays the 3D junction image and the junction quality assessment results for the junction (15).

A three-dimensional ultrasonic inspection apparatus includes: an ultrasonic transducer disposed m×n piezoelectric vibrators in a matrix; a signal processing device to receive, detect an echo, and generate a three-dimensional image data by processing an electric signal of the echo detected; and a display processing device to display a result of processing the three-dimensional image data generated by the signal processing device, wherein the display processing device includes a peak detecting unit to detect a first peak and a second peak of an intensity distribution of the three-dimensional image data in a depth (z) direction, a joint portion image creation unit to create a three-dimensional image of the joined area by mapping z direction distance of the first peak and the second peak to x-y plane, a determination unit to determine whether the joined area is sound or not, and a display unit to display the three-dimensional image and the determination result of the joined area.

The present invention relates to a method for distinguishing between a sample and a control liquid in a system for analyzing a specific component in the sample by using an analyzing tool having a working electrode and an counter electrode. This discriminating method includes a first step of applying a voltage between the working electrode and the counter electrode, a second step of measuring a response current at certain intervals by use of the working electrode and the counter electrode, a third step of calculating a relative value for a peak value or an end value of the response current, a fourth step of calculating a change rate of the relative value, and a fifth step of distinguishing between the sample and the control liquid based on the change rate.

The invention discloses a multiple PCR detection kit for three bacterial seed-borne diseases and a special primer for the kit as well as a multiple PCR detection method. The invention provides special primers aiming at the canker pathogens of tomato, the bacterial leaf spot pathogens of the tomato and the bacterial fruit spot pathogens of melons; the target product fragment of the special primer for detecting the canker pathogens of the tomato is 1086bp; the target product fragment of the special primer for detecting the bacterial leaf spot pathogens of the tomato is 491bp; and the target product fragment of the special primer AT for detecting the bacterial fruit spot pathogens of the melons is 290bp. The invention also provides a multiple PCR optimal reaction system for the three pathogens and reaction conditions. The multiple PCR detection kit is capable of quickly and simultaneously detecting the canker pathogens of the tomato, the bacterial fruit spot pathogens of melons and the bacterial leaf spot pathogens of the tomato without cloning, sequencing and sequence alignment, and is high in specificity, quick and accurate; and as a result, the detection cost and the detection time are saved, and the limitation of the single reaction is solved.

A container detection system with CT fault scanning function is prepared as fixing radiation source and calibrator facing to said source on external side of circular rotation frame and front collimator, back collimator and detector array on internal side of circular rotation frame to let sector X ray pass through appliance, front collimator and container detection vehicle then to face just to back collimator and detector array; hinging circular rotation frame on circumnavigation frame fixed on ground to enable circular rotation frame to rotate synchronously around as fixed center by utilizing a driving device.

There is provided an automatic inspection apparatus and method for detecting stains on a polarizing plate using color difference analysis. The automatic inspection apparatus includes an inspection unit including at least one reference polarizing plate and a target polarizing plate or polarizing element mounted on the at least one reference polarizing plate; a light source unit disposed on one surface of the inspection unit and irradiating the inspection unit with light; an imaging unit disposed on the other surface of the inspection unit, imaging the target polarizing plate or polarizing element, and transferring an image thereof; and an arithmetic operation unit performing color difference analysis for individual inspection regions of the image of the target polarizing plate or polarizing element transferred by the imaging unit and detecting a blurred stain.

The invention provides a graphic photomask connecting hole defect inspection test structure and method. Trap ion and source and drain ion injection is performed on a substrate and then a metal silicide layer is deposited, and holes or grooves are formed through photoetching; a metal silicide barrier layer is deposited in the holes or the grooves, a metal layer is deposited on the metal silicide layer and a first dielectric layer is deposited on the metal silicide barrier layer; then a second dielectric layer is deposited on the structure and connecting holes are formed on the second dielectric layer, the connecting holes on the test structure are formed by the tested graphic photomask through photoetching, and then metal deposition is performed on the connecting holes so as to form metal plugs; and electron beam scanning is performed, i.e. the brightness of each connecting hole under an electron microscope is scanned to determine the defect of the connecting holes so that the defect of the connecting hole patterns on the graphic photomask can be found. According to the test structure, the problem that the connecting holes are interfered by the grooves can be eliminated so that the defect only caused by the connecting hole patterns of the graphic photomask can be purely found.

The invention relates to the field of medical apparatuses and instruments, in particular to a child oral examination device. The child oral examination device comprises an upper jaw bracket and a lower jaw bracket, an upper tooth groove matched with upper jaw teeth is formed in the upper jaw bracket, a lower tooth groove matched with lower jaw teeth is formed in the lower jaw bracket, the upper jaw bracket and the lower jaw bracket are of hollow structures, the upper jaw bracket and the lower jaw bracket of the hollow structures are each provided with at least one camera for shooting the toothsurface condition, the cameras are slidingly arranged from one end to the other end in the tooth arrangement direction, the oral is not required to be opened for a long time, harm to the oral is reduced, the dread feeling when oral examination is carried out of children can be reduced, an examination is smoothly carried out accordingly, and the examination result is more accurate; in addition, pictures collected by the cameras can be easily recorded and stored through electronic data, medical workers conveniently and collectively analyze and process the data, and whole physical examination time is shortened.

The invention provides a date detection processing method and device in a label image. The method comprises the steps: carrying out the graying of the label image, carrying out the binarization of thegrayed label image, and obtaining a binary image; performing frame extraction on the binary image to obtain a frame of the binary image, and removing the frame of the binary image to obtain a targetimage with the frame removed; traversing all pixel points of the target image, carrying out region communication on the target image to obtain a plurality of communication regions of the target image,and carrying out pixel inversion processing on the target image after region communication; the contours of the plurality of connected regions after pixel inversion are acquired, the bounding boxes of the plurality of connected regions are generated according to the contours, and the inspection result of the date is determined according to the bounding boxes, so that the problem that the date cannot be accurately identified when the date and the border in the label are close to each other or close to each other in the prior art can be solved.

A three-dimensional ultrasonic inspection apparatus includes: an ultrasonic transducer disposed m×n piezoelectric vibrators in a matrix; a signal processing device to receive, detect an echo, and generate a three-dimensional image data by processing an electric signal of the echo detected; and a display processing device to display a result of processing the three-dimensional image data generated by the signal processing device, wherein the display processing device includes a peak detecting unit to detect a first peak and a second peak of an intensity distribution of the three-dimensional image data in a depth (z) direction, a joint portion image creation unit to create a three-dimensional image of the joined area by mapping z direction distance of the first peak and the second peak to x-y plane, a determination unit to determine whether the joined area is sound or not, and a display unit to display the three-dimensional image and the determination result of the joined area.

The invention discloses a fault detection system for an irrigation system. The fault detection system comprises a solenoid valve arranged on a pipeline and also comprises a state detection circuit ofa first switch, a state detection circuit of a second switch, a driving circuit of a solenoid valve, a first switch, a second switch and a controller, wherein the controller is respectively connectedwith the state detection circuit of the first switch, the state detection circuit of the second switch and the driving circuit of the solenoid valve; the controller is used for determining whether theirrigation system has faults or not according to the state of the first switch and the state of the second switch in a solenoid valve starting and / or irrigation process and / or solenoid valve closingprocess. Compared with a manual inspection way, the fault detection system for the irrigation system is characterized in the irrigation system is checked not only on the basis of experience but also importantly on the basis of the state data of the first switch and the second switch, time and labor are saved when the irrigation system is checked, checking efficiency is improved, and a checking result is more accurate.

There is provided an automatic inspection apparatus and method for detecting stains on a polarizing plate using color difference analysis. The automatic inspection apparatus includes an inspection unit including at least one reference polarizing plate and a target polarizing plate or polarizing element mounted on the at least one reference polarizing plate; a light source unit disposed on one surface of the inspection unit and irradiating the inspection unit with light; an imaging unit disposed on the other surface of the inspection unit, imaging the target polarizing plate or polarizing element, and transferring an image thereof; and an arithmetic operation unit performing color difference analysis for individual inspection regions of the image of the target polarizing plate or polarizing element transferred by the imaging unit and detecting a blurred stain.

The invention discloses an automatic stereoscopic vision and colour vision examination instrument, which belongs to the technical field of medical instruments and relates to an examination instrument. The technical problem to be solved is an automatic electronic stereoscopic vision and colour vision examination instrument. The technical scheme comprises an imaging system, an imaging system support, a data processing system, a bottom plate, a case, a power switch and other parts. The imaging system support is mounted on the right part of the bottom plate; the imaging system is mounted on the imaging system support; a computer in the data processing system is mounted on the bottom plate; a display screen is fixed on the case; a printer is mounted under the display screen; the power switch is inlaid on the right sidewall of the case; and the display screen, the printer and the power switch are respectively connected with the computer through wires. The examination instrument has the advantages that the automatization of examination can be realized, the precision is high, and the functions of displaying, storage and printing a result in real time can be realized.

The invention discloses a detection system of a negative-pressure-free secondary water supply device. The system comprises a water pressure detection device and a controller. The water pressure detection device is used for detecting water pressure data and sending the water pressure data to the controller. The water pressure data comprises influent water pressure data and exfluentwater pressure data. The controller is used for judging whether the negative-pressure-free secondary water supply device breaks down or not when the exfluent water pressure data is lower than a first preset value andthe influent water pressure data is larger than a second preset value. Therefore, whether the negative-pressure-free secondary water supply device breaks down or not is determined based on water pressure data. Compard with the manual inspection mode, the maintenance personnel can know whether the negative-pressure-free secondary water supply device breaks down or not only through checking detected water pressure data during the detection process of the negative-pressure-free secondary water supply device. Meanwhile, detected water pressure data are more reliable. Both the time and the labor force are saved. Meanwhile, the detection result of the system is more accurate and more reliable.

The invention discloses a device for checking insufficient solder and cold solder of a storage battery. The device comprises a light source, a refractor and a bracket, wherein the refractor is fixed on the bracket; and light rays of the light source are refracted by the refractor and irradiate on a battery busbar of the storage battery. Compared with the prior art, the invention has the advantages that: the device has a simple structure and is easy to operate, and can be conveniently used for checking the welding quality between the bottom of the battery busbar and tabs, the problem that the checking result is undesirable due to insufficient light is solved in the process of detecting the welding quality of the battery through naked eyes, and the checking result is accurate.

The invention provides a dynamically adjustable sighting mark device for eyeball movement examination. The device comprises an operation table which comprises a display screen facing a patient and used for displaying a dynamic picture designed based on a visual perception system principle; a camera arranged above the display screen and used for shooting or recording eye images when the patient observes the dynamic pictures on the display screen; a mode key used for switching and displaying eyeball movement examination modes of different dynamic pictures; and a communication unit used for communicating and transmitting the acquired eye images to external equipment for storage and comparative analysis. According to the device, the eye adjusting function of the examined person can be fully aroused in the examination process, the examined person actively participates in the examination, key data in the examination process can be digitally archived, the examination time is saved, and the examination result is more accurate.

The invention relates to a method for processing an ultrasonic analog signal (10) representing a reflected ultrasonic wave, wherein the ultrasonic analog signal (10) is fed in a parallel manner into at least two signal paths (A;B) and the ultrasonic analog signal is supplied in each signal path (A;B) to respective amplifiers (20A;20B) whose gains are different from one another. The ultrasonic analog signals (11;11′) which have thus been amplified differently are supplied in each signal path (A;B) to a respective A / D converter (30A;30B) which converts the amplified ultrasonic analog signals (11; 11′) into digital ultrasonic data (12;12′), from which a combined digital ultrasonic signal (15) is reconstructed after further processing steps. According to the invention, a decomposition of the digital ultrasonic data (12; 12′) is carried out in each signal path (A;B) by the first level of a wavelet filter algorithm, and the wavelet coefficients are altered by a threshold analysis. A combined digital ultrasonic signal (15) is then reconstructed from the ultrasonic data thus decomposed, wherein an inverse transformation of the combined ultrasonic signal (15) is carried out by the second level of the wavelet filter algorithm with the altered wavelet coefficients. The invention moreover relates to an associated signal processing unit and an ultrasonic inspection device comprising such a signal processing unit.

The invention relates to a water supply pipe network pipeline roughness coefficient and joint water demand synchronous self-adaptive checking method. The water supply pipe network pipeline roughness coefficient and joint water demand synchronous self-adaptive checking method comprises the following steps that (1), water supply pipe network monitoring data are collected, and a self-adaptive checking process is initialized; (2), an inference observation value of the water demand of the joint at the current moment is calculated based on the water supply network monitoring data, and an inference observation Kalman filter is substituted to calculate an optimal estimation value of the water demand of the joint at the current moment; (3), an inference observation value of the pipeline roughness coefficient at the current moment is calculated based on the water supply network monitoring data, and the inference observation Kalman filter is substituted to calculate an optimal estimation value ofthe pipeline roughness coefficient at the current moment; and (4), the optimal estimation value of the water demand of the joint at the current moment and the optimal estimation value of the pipelineroughness coefficient at the current moment are substituted into the next moment, and the steps (2) to (3) are repeated to complete the check at the next moment. Compared with the prior art, the pipeline roughness coefficient and the joint water demand in the pipe network can be checked at the same time, and the checking precision is high.

The invention provides a dehydration control method of a drum washing machine and the drum washing machine. The method comprises the following steps that at least two low-speed eccentric detection stages and the rotating speed of motors corresponding to each low-speed eccentric detection stage are set, and the rotating speeds of the motors corresponding to different low-speed eccentric detection stages are different; after a dehydration program is started, at each low-speed eccentric detection stage, the following operations are executed: when the rotating speed of the motor reaches the current rotating speed corresponding to the current low-speed eccentric detection stage, the motor is controlled to perform constant-speed operation for a set duration at the current rotating speed; a current eccentric parameter is obtained; and according to a located value interval of the current eccentric parameter, the current eccentric treatment is performed. The dehydration control method and the drum washing machine adopting the scheme have the advantage that the vibration of the washing machine can be more reliably enabled to be in a controlled range during high-speed dehydration.

The invention discloses CT (computed tomography) enhancement scanning equipment and a scanning method implemented by the same. The CT enhancement scanning equipment comprises a CT control system and a high-pressure injection system. The CT control system is connected with a CT machine, and a patient input selection module and a scanning parameter setting module are arranged in the CT control system; the CT control system is connected with the high-pressure injection system, and a high-pressure injection system control unit is further arranged in the CT control system and is provided with an injection parameter setting module. The CT enhancement scanning equipment and the scanning method have the advantages that flow rate, flow quantity and injection modes of high-speed injection syringes can be quickly adjusted via a control interface of the CT control console system, accordingly, high-pressure injection syringe misoperation occurrence opportunity can be reduced, the CT enhancement scanning equipment is easy and convenient to operate, and the examination efficiency can be improved.

The invention provides an oral cavity examination device for the department of oral medicine, and belongs to the technical field of medical apparatus and instruments. The lower end of a connecting column is rotationally connected with the upper end of a supporting rod, and the upper end of the connecting column is movably connected with an outer sleeve; an inner sleeve is sleeved with the outer sleeve, an oral cavity endoscope is connected with one end of the inner sleeve through an angle adjusting mechanism and is away from an L-shaped structural rod piece; a ring-shaped LED lamp is arrangedat the end, close to the oral cavity endoscope, of the outer sleeve in the axial direction, and a tongue press mechanism is arranged at the bottom of the outer sleeve and close to the LED lamp; a supporting module comprises an upper supporting body and a lower supporting body which have the same structure and arranged in a vertically symmetric manner, the upper supporting body is of a U-shaped structure, and V-shaped clamp grooves are formed in the tops of two ends of the upper supporting body; the middle of the upper supporting body is located above a groove and fixedly connected with a supporting rod; and a slider is in screw joint with the upper end of the supporting rod, and the middle of the lower supporting body is fixedly connected with the slider. According to the oral cavity examination device for the department of oral medicine, pathologic conditions in the oral cavity can be collected in a multidirectional manner by the oral cavity endoscope and the angle adjusting mechanism, meanwhile, the sight of a doctor cannot be blocked, and observation and use of the doctor are convenient.