716results about How to "Realize OK" patented technology

The invention discloses a coal mine underground integrated monitoring and controlling system which mainly comprises a sensing and detection device, a security information network and communication device, a security information management device, a security early warning and decision support device and a rescue information assurance device. The system can perfectly solve the problems of existing coal monitoring and controlling systems, prevent the occurrence of coal mine underground signal loss effectively and improve the level of coal mine security monitoring greatly.

The invention discloses a method and a system for intrusion detection. Cluster analysis is carried out on a test sample set through a graphical partition method, then the behavior type of cluster obtained through the cluster analysis on the test sample set is determined by utilizing a training sample set, and thus the determination of the behavior type of the test sample set is realized. Since the determination process of the behavior type of the test sample set does not completely depend on the training sample, contained in a training sample set, owned behavior type, a new behavior type can be found by adopting the scheme provided by the embodiment of the invention.

The invention relates to a two-finger clamper, which is formed by a mechanical body, a driving device, a transmission device and a driving unit. Wherein, the driving device, transmission device and driving unit are mounted on the finger base of mechanical body; said mechanical body comprises a finger base, a left-and-right slide element, and a left-and-right finger element; said driving device is formed by a motor and a code disc; said transmission device is formed by a large gear wheel, a small gear wheel and a leading screw; and said driving unit is formed by a sensor, a single chip and a driving circuit. The invention uses single chip to send control signal to the driving circuit to control the clamper; at the same time, the signals of sensors at different parts of clamper via the driving plate are transmitted to the single chip, to be checked and realize loop-closed control; the mechanical body is powered by motor, to rotate leading screw after being reduced speed via gear wheel, therefore, the left-and-right finger element can be translated; and the clamper can be opened and closed.

The invention discloses a model parameter determination method and device based on federal learning. The method comprises the following steps: a second terminal receiving first encrypted data sent by a first terminal, wherein the first encrypted data is obtained by encrypting label data by the first terminal according to a preset encryption algorithm; according to the first encrypted data, the sample feature data and the current feature parameters of the sample feature data, using a preset algorithm to obtain second encrypted data comprising an encryption gradient value and an encryption loss value, and receiving a first gradient value and a first loss value sent by the first terminal according to the second encrypted data; according to the first gradient value and the current characteristic parameter of the sample characteristic data, obtaining a first characteristic parameter by adopting a preset characteristic parameter algorithm; and if it is detected that the first characteristic parameter is in a convergence state according to the first loss value, determining the first characteristic parameter as a model parameter of the sample model to be trained. According to the method, a third-party collaborator is not needed, and the training efficiency is improved.

Disclosed are a method and for determining a terminal working bandwidth and a terminal. The method comprises: a terminal obtaining a system bandwidth in system broadcast; the terminal comparing the obtained system bandwidth with a bandwidth supported by the terminal; the terminal determining a working bandwidth thereof according to a comparison result. By means of the present invention, the terminal determines the working bandwidth thereof according to the system bandwidth in the case that the working bandwidth of the terminal is different from the system bandwidth.

The invention discloses a video technology based secure and smart recognition method for a railway crossing protection zone. The method comprises the following steps: acquiring live video image data of the railway crossing protection zone in real time in a YUV mode; adopting a working codebook having characteristics of a Gaussian mixture model to perform motion detection on to-be-analyzed live video images to determine target objects; establishing an SVM (support vector machine) classifier and classifying the target objects in the to-be-analyzed live video images through the SVM classifier; judging whether the target objects are obstacles by using a multi-camera fusion coordinate transformation matrix. The video technology based secure and smart recognition method can perform secure and smart recognition on the railway crossing protection zone with more complicated geographical environment.

The invention discloses a method for simultaneously determining a pile position and a critical depth of an anti-slide pile by using displacement monitoring, which is applicable to determining and designing the pile position and the critical depth of the anti-slide pile on an accumulated layer landslide. The method comprises the following steps of: (1) performing investigation, analysis and evaluation aiming at the geology of a side slope to be managed to determine a landslide body region; (2) dividing grids on the landslide body and selecting a displacement monitoring point position; (3) monitoring equipment mounting and displacement monitoring; (4) determining a synthetic total displacement value S (i, j) and vertical displacement direction rate of each monitoring point of landslide displacement; (5) determining landslide instability property and an anti-slide pile space reinforcement position; (6) determining the critical depth of a shearing slip band of the landslide body; (7) determining the pile length of the anti-slide pile of the landslide; and (8) performing information construction of the anti-slide pile. The method has the advantages of less investment cost, reliable design principle, high position determination accuracy, easiness, convenience, fastness, easiness in implementation and strong engineering applicability.

The invention discloses a method for identifying iris of large animals, which belongs to the field of iris identification. The method mainly comprises the following steps: performing threshold variation and edge detection to an iris image to realize pretreatment, positioning the inner boundary circle and the outer boundary circle of the iris area by approximate circle fitting algorithm, determining the feature extraction area through division and normalization of the iris area, and determining the feature code through a 2DGabor filter. On the basis of the method for identifying iris of human eyes, the method solves the problem of noise interference caused by over-long eyelashes of the large animals by combining the eye features of the large animals and selecting the corresponding algorithms, and realizes the positioning of irregular pupil areas, and determination and final identification of iris feature coding of the large animals. The invention can realize effective management and information tracking of the large animals, and individual source tracing of pollution of meat products.

The invention aims to provide a method and equipment for establishing map information and vehicle positioning. The method comprises the following steps: acquiring route information of a target road; on the basis of the route information, confirming a reference point of the target road; confirming coordinate position information of the reference point; and on the basis of the coordinate position information of the reference point, establishing a mapping relationship of the coordinate position information of a target and map positioning information. Compared with the prior art, the method has the advantages that the cost of map information establishment can be effectively reduced, the data processing time can be shortened, furthermore a vehicle driving technique on the basis of map information application can be promoted, and particularly development and popularization of an automatic driving technique can be promoted.

The invention discloses a method and a device for managing an application, and a terminal. The method comprises the following steps of obtaining service data of a first application when the first application runs in the background; obtaining a first probability of switching the first application to the foreground to run within a scheduled time bucket based on the service data, wherein the scheduled time bucket is a time bucket between a current moment and a future scheduled moment; and when the first probability is smaller than a set threshold, cleaning a corresponding process based on the first application. Through application of the embodiments of the invention, a terminal can determine the first probability of switching the application to the foreground to run within the scheduled time bucket based on the service data of the application which runs in the background, if the first probability is smaller than the preset threshold, the probability of switching the application to the foreground to run within the scheduled time bucket is very low, and the terminal can clean the corresponding process, so that the system memory space and the electric quantity are saved, the system running efficiency is improved, the running fluency is improved, and the user experience is optimized.

The invention discloses an aiming method in a shooting game. The method is applied to a mobile terminal provided with a touch display screen and comprises steps as follows: the mobile terminal determines an aiming area according to the position of front sight on the touch display screen when detecting that a preset aiming key is triggered, and the aiming area is a display area with the position of the front sight serving as the center; the aiming area is amplified to a preset multiple, and an amplified aiming area is obtained and displayed on the touch display screen; the mobile terminal locates the front sight to the position of an operation ending point when detecting operation triggering the front sight to move, and the position of the operation ending point is in the amplified aiming area. The aiming area is determined by triggering the preset aiming key and further amplified, so that players aim at long-distance targets in the amplified aiming area, the function of precisely aiming at the long-distance targets by the players is realized, the playability of the game is increased, and the game experience of the players is improved.

The invention relates to a human body temperature measuring method based on an infrared human face detection technology. The method comprises following steps: when over-temperature points appear on aninfrared image obtained by an infrared temperature measurer, judging whether the over-temperature points stay in a human face area of a moving infrared image in the infrared image; if the over-temperature points stay in the human face area of the moving infrared image, utilizing a matching algorithm to find an area, which is corresponding to the human face area in the infrared image, in a visiblelight image; using a visible light human face detection technology to judge whether a human face area exists in the area, which is corresponding to the human face area in the infrared image, in the visible light image; if the result is positive, taking the over-temperature points as alarming temperature points, and giving off an alarm. The false alarm caused by image matching and synchronizationbetween infrared light and visible light is avoided, and missed alarm caused by light and skin sensitivity of a visible light human face detection technology is prevented.

The invention discloses a RA-RNTI determining method and a device. A base station receives a random access preamble sent by a terminal. The base station determines the RA-RNTI according to the time-frequency resource occupied by the random access preamble, wherein the time-frequency resource is a time-frequency resource of an OFDM symbol level of orthogonal frequency division multiplexing. The base station sends a random access response message, wherein the random access response message comprises downlink control information allocated by the base station to the terminal, and the downlink control information is scrambled by the RA-RNTI. According to the RA-RNTI determining method and the device, determining the RA-RNTI in the random access process of an NR system can be realized.

The invention relates to polarization maintaining optical fiber axle fixing method based on space diffracted light. It collects back diffraction image of the space diffracted light to solve the problem of polarization maintaining optical fiber axle fixing, fixes the axle based on diffraction image characteristic quantity of which length, central position, and appearance are changed along with the rotating of the polarization maintaining optical fiber, or center image characteristic quantity of which change is more sensitive then the former. All of the parameters can be used as azimuth judging characteristic quantity. In addition the appearances of the diffraction image and center image have no symmetry at most positions which can be used to judge the azimuth of the polarization maintaining optical fiber polarizing axle more sensitively. The invention also relates to the adopted device, can more quickly search polarization maintaining optical fiber azimuth to increase axle fixing speed and precision.

The present invention provides a method for scattered radiation correction of a CT system including two simultaneously operated focus/detector systems, arranged angularly offset from one another on a rotatable gantry. In an embodiment of the method, in order to scan an object, the two focus/detector systems arranged angularly offset from one another scan the object by virtue of the fact that they rotate about a system axis of the CT system. A multiplicity of absorption values of individual rays are then determined from the measured attenuations of the radiation of the foci and the measured values are subjected to scattered radiation correction. The positive differences for the direct rays are determined in channelwise fashion from the intensity values of the direct rays and the intensity values of the 'complementary' rays removed by 180 DEG , and this positive difference is subtracted as scattered radiation correction from the intensity value of the direct ray to determine the attenuation values and to thereafter reconstruct CT tomograms or CT volume data.

The invention discloses a recording and playback test method and a related device. The method includes the steps of determining a target control matched with triggered control on operation interface during recording from operation interface during playback based on semantic information of control on operation interface of tested software during recording and playback; during recording, correspondingly applying the operation applied to triggered control to target control during playback, so that playback of operation corresponding to operation interface during recording is realized; and recording each operation in the obtained operation sequence, determining the target control one by one according to the execution sequence of each operation in the operation sequence, and executing the corresponding operation, so that the playback of the whole operation sequence can be completed, and finally, the test result of the tested software is determined. According to the method, the control is matched according to the semantic information of the control, operation playback is carried out depending on the coordinate position on the operation screenshot, the playback failure probability is effectively reduced, and the test reliability is improved. And furthermore, a more accurate test result of the tested software can be obtained.