41results about How to "Reduce operation steps" patented technology

The disclosure provides a target tracking method and apparatus based on human-machine interaction, and a storage medium. According to the method, a to-be-tracked target can be determined through a triggering instruction generated based on a target selection operation of a user without operation learning of multiple continuous frames of images, the acquisition operation of the target is reduced, and the target acquisition efficiency and the tracking efficiency can be improved; the dimension and the scale of a target image in a next frame can be detected based on extracted image characteristicsso that the tracking effect of a rigid target, a target with scale transformation, a target with high-speed motion, and a target which is shielded for a long time can be optimized to a certain extent,and the precision of target tracking is improved; and the effect of the operation efficiency and the target tracking can be guaranteed on general portable devices.

The present disclosure discloses an information processing method for enhancing a display effect of an electronic device. The method includes: displaying a first part of the display interface in a display area, the first part of the display interface including a first part of the background image and P icons and Q folders located on the first part of the background image; obtaining a first manipulation operation on a first folder of the Q folders, a first sub-area of the display interface containing the first folder occupying a first display area of the display area on the display unit; executing a zoom-in instruction according to a predetermined scale in response to the first manipulation operation; displaying the first sub-area in a second display area of the display area, when the zoom-in instruction executed is ended, wherein the second display area is larger than the first display area, and a display effect of the first sub-area being located on the second display area is a zoom-in effect of the first sub-area being located on the first display area. The present disclosure further discloses another information processing method and corresponding electronic devices.

The invention discloses a high-pressure heater state data analysis method. The method comprises the following steps: processing high-pressure heater state original data to obtain a training sample ofa high-pressure heater state monitoring model, clustering the training samples of the high-pressure heater state monitoring model by using an FCM clustering method based on a genetic simulated annealing algorithm according to the optimal clustering number to obtain a membership matrix, and obtaining the high-pressure heater state monitoring model according to the membership matrix and the trainingsamples; The method comprises the following steps: firstly, processing original data; obtaining a training sample of the detection model; clustering the training samples of the high-pressure heater state monitoring model by using an FCM clustering method based on a genetic simulated annealing algorithm; According to the FCM clustering method based on the genetic simulated annealing algorithm, thedefect that the FCM clustering method is prone to falling into a local optimal solution can be overcome, the global search capability is enhanced, the uncertainty and inaccuracy of data in equipmentmonitoring can be effectively processed, and therefore the real condition of equipment can be well reflected.

The invention discloses a calculation method of a logic operation device embedded in a memristor array, which utilizes a reverse-connected differential cell structure to realize a complementary inputrepresentation, and utilizes a line OR operation on a bit line of the array to realize a maximum term. The minimum term is obtained by inverting the maximum term of the output of the sensing amplifier; Introducing arithmetic unit CU to complete the merging of the maximum term or the minimum term; The method for buffering the intermediate results generated in the iterative process by using the operation unit CU comprises the following steps of: multiplexing the row buffers in the traditional memory array, and being used for buffering the intermediate results generated in the iterative process.The invention enriches the logic primitive through the introduction of the difference unit structure and the operation unit, enables the circuit to perform the operation in the mode of sum/sum of products, and greatly reduces the write-back operation, thereby effectively improving the operation efficiency.

The invention discloses an access control passing method and system, and a related device. The access control passing method comprises the following steps of: after access control equipment obtains a collected image containing a to-be-recognized face, carrying out face recognition on the collected image to obtain a to-be-recognized face feature value corresponding to the to-be-recognized face; sending the to-be-recognized face feature value to an edge server, so that the edge server obtains a comparison result according to the to-be-recognized face feature value and a preset face feature value in a database; receiving a comparison result returned by the edge server; and outputting information that a to-be-identified person can pass through the access control equipment in response to the comparison result meeting a preset condition, and outputting information that the to-be-identified person cannot pass through the access control equipment in response to the comparison result not meeting the preset condition. Through adopting the access control passing method, the performance loss of the network bandwidth and the edge server can be effectively reduced, the access quantity and the concurrency quantity of the access control equipment are improved, and the door opening time is effectively reduced.

The invention relates to an OCT image-based bifurcated blood vessel automatic identification method. The method comprises the steps of: firstly acquiring an IVOCT image in a guide wire pullback periodby using an optical coherence tomography system and an angiography system; secondly, determining a blood vessel bifurcation and determining a bifurcation position via a detected blood vessel contour;thirdly, displaying the bifurcated blood vessel. According to the embodiments, bifurcation pairs are acquired through multiple times of screening, and then bifurcation determination is performed andfalse positive is removed through a special method, so that the judgment accuracy is improved, bifurcated blood vessels can be detected and marked rapidly and accurately, and the working efficiency isincreased.

The invention discloses a sound wave information decoding method and device, and the method comprises the steps: carrying out the real-time decompression of a to-be-decoded audio quantized compresseddata stream, so as to generate one or more continuous quantized data blocks Zx, respectively selecting n quantized numerical values with the same frequency or the most approximate frequency corresponding to the n bit signal frequencies from each quantized data block Zx, and forming quantized data by the obtained n*x quantized numerical values, carrying out quantized reduction on each piece of quantized data to obtain corresponding energy data, carrying out inverse discrete cosine transform processing on each piece of energy data to obtain amplitude data, and carrying out sound wave signal decoding on the amplitude data to obtain corresponding sound wave data. By utilizing the method and the device, the operation speed of performing acoustic decoding on the audio quantized compressed data stream by the interpretive language can be remarkably improved.

The invention discloses a self-adaptive real-time multipath elimination and robust positioning method based on non-Gaussian distribution. The method does not assume the number of satellites with faults or deviations, but modifies the Gaussian distribution assumption of errors in a traditional positioning model, and changes the Gaussian distribution assumption into Gaussian mixture distribution, namely non-Gaussian distribution. Parameters are solved through a maximum likelihood method based on real-time observation data, the probability distribution situation of the fault deviation range of each satellite is calculated in a self-adaptive mode, and the method can be used for recognition and robust positioning under multiple faults and can also be used for robust positioning and multipath elimination under the multipath environment. According to the method, the defects of an existing RAIM and robust positioning method are overcome, an existing fault detection and recognition method at present is large in calculation amount, depends on the prior assumption of the number of faults and is high in misjudgment rate, and the method has the high fault detection success rate, meanwhile, the calculation amount is small, the speed is high, and high precision and robustness are achieved.

The invention discloses a three-dimensional sound wave equation spatial domain forward modeling method and device based on a pseudo-spectral method. The method comprises the steps that: for the specified coordinate direction of a three-dimensional space, a second-order derivation operator in the specified coordinate direction is calculated according to the number of sampling points in the specified coordinate direction and an m-order derivation operator formula, wherein the m-order derivation operator formula is derived according to a forward Fourier transform algorithm and an inverse Fourier transform algorithm, wherein m is greater than or equal to 1; and a spatial partial derivative of the three-dimensional wave equation is determined according to the second-order derivation operator and a spatial wave field, and the spatial partial derivative is taken as a spatial domain forward modeling result of the three-dimensional sound wave equation. According to the method, the calculation amount of a computer can be reduced; and the method is more suitable for GPU parallel calculation, and can improve the calculation efficiency.

The invention discloses a online game device consisting of at least one network server and at least two client sides, wherein the network server is connected with the client sides through a communication network; the network server comprises at least two first interaction device of the server used for interacting with the client sides and operating first data containing player information and player operation information, and the first data comprises a first data unit constituted by the player information and second data units constituted by information obtained by operating game objects in a game through the client sides by the player; and each client side comprises a client-side first interaction device, an imagination device, a display device, an operation device and a controller, wherein each client-side first interaction device is used for interacting with the first interaction device of the network server and new first data containing the operation information of the player, the imagination device is used for generating a game interface and data generation images of the corresponding client side and transmitting the game interface and the data generation images to the display device; the display device is used for displaying the game interface and updating the images generated by the imagination device; the operation device is used for operating the images, displayed by the display device and generated by imagination device, and operating a game in a control manner; and the controller is used for coordinating and controlling all the device and the operation unit of the corresponding client side. By adopting the technical scheme in the invention, the computation amount of the server can be simplified, the stability and the fairness of the game can be enhanced, and the interest of the player in the game can be facilitated.

The invention discloses an autonomous integrity fault detection method for a receiver. The method comprises the following steps of 1, calculating the weight of each satellite participating in positioning at an epoch t, 2, establishing a positioning equation of the epoch t, and solving a positioning result; 3, calculating a standard error of the positioning result, comparing the standard error witha pre-designed positioning error threshold value, if the standard error is lower than the pre-designed positioning error threshold value, indicating that the current positioning is successful, executing step 4, if the standard error is higher than the pre-designed positioning error threshold value, indicating that the current positioning result is unreliable, and ending fault detection at the current epoch t; 4, determining whether each satellite is abnormal or not, completing fault detection of the current epoch t, and executing a step 5; and 5, adding 1 to the value of t, executing 1-4, andperforming fault detection of the next epoch. The method is advantaged in that fault detection is carried out while positioning is carried out, the operation time is greatly reduced, and the influence of a fault satellite on a positioning result is greatly reduced while precision is ensured.

The invention discloses a personnel wandering behavior monitoring method and system, and the method comprises the steps: collecting a video, carrying out the frame-by-frame analysis of the video, and recognizing pedestrians in each frame of image; judging whether the identified pedestrian is a real pedestrian or not; generating a track of the same target pedestrian in the video acquisition area; gridding the video acquisition area and the pedestrian track, calculating the moving distance of the pedestrian track in each grid in each direction, comparing the moving distance with the maximum value, and counting the direction to which the moving distance maximum value of the pedestrian track in all grids belongs; and whether the pedestrians wander or not is judged by comparing the number of times of occurrence in the directions with the maximum pedestrian trajectory movement distances in all the grids with a threshold value. The method has low requirements on video resolution and definition. The method for judging the number of times of the gridding main motion direction is few in operation steps, simple in process, accurate in result and practical.

The invention provides a bearing fault diagnosis method in a transmission part of a mine hoist, and the method comprises the steps: collecting vibration signals of a bearing in a normal state and a fault state through a vibration acceleration sensor, and converting the collected analog signals into digital signals; and then adopting an ensemble empirical mode decomposition sample entropy feature extraction method for the digital signals to obtain information entropies H(Xi) and Hf1(Xi) of the bearing in a normal state and a fault state, and comparing the H(Xi) with the Hf1(Xi) so as to diagnose the fault of the bearing. According to the vibration acceleration sensor, data are extracted from collected related digital signals by adopting an ensemble empirical mode decomposition method, EEMD decomposition is carried out to obtain a data residual ri of actual output and expected output of the sensor, corresponding information entropies are calculated through the residual ri, fault diagnosis of a rolling bearing can be realized through comparison of the information entropies, and then the reliability and the safety of the whole transmission part of the mine hoist are improved.