30results about How to "Accurate authenticity" patented technology

The invention discloses a mining car measurement monitoring system based on image processing, which comprises a track type sensor used for weighing a mining car, a camera which is arranged right above the track type sensor, and a primary controller which is in a communication connection with the camera; wherein the primary controller judges operating directions of the mining car according to mining car image data collected by the camera, calculates operating speed of the mining car, and carries out counting on the mining car. In the mining car measurement monitoring system based on the image processing, the primary controller judges the operating directions of the mining car through the mining car image data collected by the camera, calculates the operating speed of the mining car, and carries out the counting on the mining car; and the track type sensor weighs the mining car, thus, an accurate and overall monitoring on the reliability and the authenticity of the mining car measurement data is achieved.

A bill acceptor is constructed to include a housing, the housing having a base for holding a banknote for examination, a first light emitter adapted to emit infrared light onto the banknote carried on the base of the housing for examination, a second light emitter adapted to emit ultraviolet light onto the banknote for visual examination, an image sensor adapted to pick up infrared light reflected from the banknote carried on the base of the housing and to convert received light signal into image signal, and a display adapted to display image signal obtained from the image sensor for verifying the authenticity of the banknote.

An authenticity indicator that is difficult to be forged and whose authenticity can be confirmed easily and accurately is provided. The authenticity of the authenticity indicator 10 can be checked by making light enter the authenticity indicator 10 from front side and observing the light emerging from the front side or rear side. The authenticity indicator comprises a polarized-light selectively reflecting layer 30 that reflects a specified polarized component of incident light, and a transmission volume hologram layer 20 disposed on the front side of the polarized-light selectively reflecting layer 30. According to this authenticity indicator, its authenticity can be checked accurately by making use of its first authenticity recognition function attributed to the diffracting action of the transmission volume hologram layer and its second authenticity recognition function attributed to the polarized-light selectivity of the polarized-light selectively reflecting layer.

A technology that increases bill discrimination precision, wherein a bill discriminating apparatus detects the thickness distribution of a bill P that is subject to discrimination, and by comparing this thickness distribution data and the reference thickness distribution data that shows the thickness distribution of an authentic note held in advance, performs discrimination processing that includes double feed detection, tape detection, and authenticity discrimination. Then, authenticity discrimination is performed on areas for which the difference between the thickness distribution data and the reference thickness data is within a specified range.

An falseproof processing method of paper money includes fetching paper veins code being used to judge said paper money uniquely at characterized region defined on paper preparing paper money, printing out paper veins code in net-screen coding mode and covering paper money drawings on it, judging realness of paper money by identifying out code value of net-screen coding in paper money drawing then comparing it with paper veins code at characterized region.

A card authenticity judging apparatus includes a light projecting system for projecting a laser measurement light Q1 toward hologram which is provided on surface of a card 1 and on which an image 4' based on a grating pattern 3 is formed, a Fourier transform lens 27 for forming grating pattern image on a light receiving section 28 on the basis of reflected diffraction luminous flux of being reflected from the hologram, and a judging means 30' for judging authenticity of the card 1 based on photoelectric output from the light receiving section 28, in which authenticity of the card 1 is made to judge depending on grating pattern image based on reflected diffraction light.

A method for discriminating paper-like sheets comprises an authenticity judgment step. The authenticity judgment step includes a pattern detection step for irradiating infrared light on predetermined irradiation lines X in a direction along which the paper-like sheet M is to be inserted with a predetermined interval to detect a pattern of amounts of transmitted light on the predetermined irradiation lines X; an arithmetic processing step for comparing the pattern of amounts of transmitted light obtained by the pattern detection step with a pattern of amounts of transmitted light which has been previously obtained from a genuine paper-like sheet MA by means of the pattern detection step to standardize data, thereby obtaining standard values S at the respective irradiation points P of the paper-like sheet M inserted; and a judgment step for comparing the standard values S with the maximum standard value T_max of the genuine paper-like sheet MA which has been previously obtained, thereby to judge the paper-like sheet M as a counterfeit note when the number of the standard values S each of which is larger than the maximum standard value T_max reaches a predetermined number.

The invention relates to a marketable file and a method for identifying the same, and the marketable file and the method belong to the technical field of anti-counterfeiting of safe articles such as bank notes, certificates, magnetic cards, marketable bills, and the like. The invention discloses a marketable file which comprises a marketable file substrate and at least one electroluminescent substance for inspecting the marketable file, wherein the electroluminescent spectrums generated by the electroluminescent substance respectively under the excitations of electric fields of at least two types of characteristic frequencies have different spectral shapes, and the electroluminescent substance is combined with the marketable-file substrate in a code form. Based on the same principle, the invention also discloses a method for identifying the marketable file. Based on the particular relationship determination, the purpose of identifying the marketable files by using electroluminescence is achieved, so that the identification on the marketable files is simpler, more accurate and easier to realize.

A coin discrimination apparatus capable of discriminating the denomination and authenticity of coins including bimetallic coins. A first coin detection sensor, located near a guide, obtains a physical characteristic of a peripheral part of a coin moved on a carrying path. A second coin detection sensor, located apart from the guide, obtains a physical characteristic about a central part of the coin. A third coin detection sensor, located on a downstream side of respect to the first sensor, obtains a physical characteristic about the peripheral part of a coin. A fourth coin detection sensor, located downstream of the second sensor and apart from the guide, obtains a physical characteristic about a central part of the coin. An additional physical characteristic about the peripheral part of the coin is obtained by cooperation of the second and third sensors when the coin reaches the third sensor.

The invention discloses an online invigilation remote video cheating determination system and method, particularly relates to remote video cheating determination, belongs to the field of video recognition, and aims to solve the problems that in the prior art, whether cheating behaviors exist in the examination process of students or not cannot be accurately determined, and invigilation resources are wasted. The method comprises the steps that a plurality of cameras at a main position and an auxiliary position collect video streams and input the video streams into the same processing device; the processing device synthesizes the video streams and transmits the synthesized video stream to an Internet cheating determination center server of the Internet through the Internet; and the determination center server recognizes the video stream according to video content acquired on site, determines whether cheating occurs or not according to actions, postures and sight ranges of students in thevideo in the recognition process, and finally pushes the information of suspected students to an invigilation teacher terminal. Through video remote recognition, whether cheating behaviors exist in the student examination process or not is effectively determined, and due to remote image processing and system reminding, invigilation resources are saved, and the invigilation process is real-time and accurate.

The embodiment of the invention provides a medical institution sorting method and device based on medical institution homepages. The method comprises the steps of acquiring the medical institution homepages of multiple medical institutions; grouping the medical record home pages according to the diagnosis result to obtain a grouping result; calculating the index of each medical institution according to the grouping result, wherein the indexes comprise a first index for measuring the medical service capability of the medical institution, a second index for measuring the medical service efficiency of the medical institution and a third index for measuring the medical safety degree of the medical institution; calculating a fourth index for measuring the subject balance of the medical institution according to the performance of each professional hospitalization medical service of the medical institution; calculating scores of the medical institutions according to the first index, the second index, the third index and the fourth index; and ranking the medical institutions according to the scores of the medical institutions. Therefore, the embodiment of the invention can solve the problems that the ranking result of the medical institution obtained in the prior art is inaccurate and the real capability of the medical institution cannot be accurately reflected.

The invention discloses a core SNP (single nucleotide polymorphism) marker system suitable for building a variety nucleic acid fingerprint database of non-heading Chinese cabbage and its application. Based on re-sequencing of 10 Chinese cabbage core resources, sequence variation of a whole genome of Chinese cabbage is explored, and a system of 62 groups of SNP core primers suitable for building a variety nucleic acid fingerprint database of non-heading Chinese cabbage is screened out. The 62 groups of SNP core primers have higher polymorphism information quantity, minimum allele frequency and lower expected heterozygosity and can accurately identify 124 commercial varieties, with stable genotyping results. The SNP sites and detection method provided by the invention are applicable to the research on genetic diversity of non-heading Chinese cabbage, building of a variety nucleic acid fingerprint base and the like, and technical support is provided for the building of a detection system for specificity, uniformity and stability of new varieties and for the protection of new varieties; meanwhile, a high-throughput, low-cost and standard detection system for non-heading Chinese cabbage varieties can be established.

With a coin authenticity judging method according to an embodiment of the present invention, image data of an incuse/relief portion 14, formed on a surface of a medal 13, are acquired by capturing an image of the incuse/relief portion 14 by means of an image sensor 23, disposed so as to oppose the medal 13 substantially straightly, while illuminating light from a light source disposed obliquely above the medal 13, and an image processing of using two or more predetermined threshold values to multinarize brightness information, including shading related to the incuse/relief portion 14, in the acquired image data into three or more values is performed. By the image processing of multinarization into the three or more values, the medal 13 surface is regionally divided in to at least a profile region 14-1, a top surface region 14-2a, and a bottom surface region 14-2b in the incuse/relief portion 14. The authenticity of the medal 13 is then judged based on shape data of the incuse/relief portion 14 obtained by the image processing and master data, including a shape of an incuse/relief portion 14 formed on a surface of an authentic medal 13.

The invention discloses a safety verification method and device for uploading a picture, wherein the method comprises the following steps: receiving an uploaded picture file; and drawing a picture according to the content of the picture file, judging that the uploaded picture file is a safe file if successfully drawing the picture, and judging that the uploaded picture file has potential safety hazards if unsuccessfully drawing the picture. The safety verification device for uploading the picture in the embodiment is used for redrawing the picture of the uploaded picture file; therefore, the uploaded picture file, which can be drawn into the picture, must be the real picture file and is safe; otherwise, the uploaded picture file, which cannot be drawn into the picture, is fake and possibly has potential safety hazards to a server; the verification method is high in accuracy; and the use safety of the server is greatly improved.

The invention discloses a method, device and equipment for verifying authenticity of log information, and a medium. The method comprises the steps: extracting attribute information in log informationaccording to a preset keyword; obtaining legal access behavior information or illegal access behavior information according to the attribute information and access control state information in a rulebase; based on the attribute information and server information in a rule base, obtaining legal server basic information or illegal server basic information; taking the log information including the basic information of the legal server and/or the log information including the legal access behavior information as legal log information; and taking the log information including the basic informationof the illegal server and/or the log information including the illegal access behavior information as illegal log information. According to the embodiment of the invention, the authenticity of the log information can be accurately verified.

The invention discloses a method for authenticating a sealed file through utilization of seal verification terminals. The method comprises a file sender, the seal verification terminal of the file sender, a system of a national authority organization responsible for managing seals, the seal verification terminal of a file receiver, the file receiver, a digital image file of the sealed file and a sealed file entity. Through utilization of the seal verification terminals, the method for authenticating a fact whether the sealed file is sealed and sent by the file sender or not is realized. According to the method, the problem of how to authenticate the sealed files in remote signing processes of various files is solved, whether the sealed files are true or false can be effectively distinguished, and the counterfeiting can be effectively prevented.