50 results about "Block sorting" patented technology

What is disclosed is a novel system and method for parallel processing of intra-image data in a distributed computing environment. A generic architecture and method are presented which collectively facilitate image segmentation and block sorting and merging operations with a certain level of synchronization in a parallel image processing environment which has been traditionally difficult to parallelize. The present system and method enables pixel-level processing at higher speeds thus making it a viable service for a print/copy job document reproduction environment. The teachings hereof have been simulated on a cloud-based computing environment with a demonstrable increase of ≈2× with nominal 8-way parallelism, and an increase of ≈20×-100× on a graphics processor. In addition to production and office scenarios where intra-image processing are likely to be performed, these teachings are applicable to other domains where high-speed video and audio processing are desirable.

The invention discloses a two-way video coding and decoding system and method based on video mobile equipment. The system and method can achieve low-complexity coding and decoding. An H.264 intra-frame coding mode is adopted in frames I and a block sorting compressive sampling coding mode is adopted in frames P through a low-complexity video coder of a mobile terminal, and compressed code streams are generated and serve as input code streams of a transcoder; the transcoder based on a cloud server reconstructs and decodes the frames P through multi-assumption optical prediction, multi-assumption motion estimation vectors and residual errors are generated, and through 4X4 block integer conversion and quantification in the H.264 standard, residual error frame conversion code steams are generated and sent to the video decoder end in the mobile terminal; a low-complexity video decoder of the mobile terminal conducts H.264 intra-frame decoding on the frames I, generates prediction frames for the frames P through multi-assumption motion estimation vectors, and further generates reconstructed frames P through the residual error code streams. By the adoption of the system and method, complex multi-assumption optical prediction is transferred to the transcoder end, the complexity of the coder and the complexity of the decoder are lowered at the same time, and the requirements for two-way video monitoring application on the mobile equipment are met.

The invention discloses a watermark embedding and authentication method for PNG (Portable Network Graphic) electronic invoice image content protection. The method has the main steps that: a PNG electronic invoice image is blocked, and in addition, image blocks are divided into a key class, a uniform class and a nonuniform class according to the contents of the image blocks and whether changeable pixel points are contained or not; the contents of image blocks of RGB (Red Green Blue) three components are respectively encrypted, then, watermark information is generated, and corresponding watermark embedding positions are selected according to different component image block classes; and the authenticity of the image blocks is judged through comparing the consistency of image block reconstructing watermarks and extracted watermarks, in addition, a transverse neighborhood extending detection method is adopted for further improving the tamper detection performance, and finally, an authentication result of an electronic invoice to be detected is obtained through integrating the detection conditions of the RGB three components. The watermark embedding and authentication method has the advantages that the watermark invisibility is enabled to be realized, and meanwhile, the increase in the PNG image size is little; the tamper detection accuracy is high; the false detection rate is low; and the tamper such as replacing, adding, deleting and collaging can be effectively resisted.

The invention provides an automatic packing machine for building blocks. The automatic packing machine comprises a power sensing device controlled through a console, a building block conveying system connected with the power sensing device, and a conveyor belt packing device connected with the power sensing device. The building block conveying system comprises three horizontal conveying sections and one vertical conveying section. All the conveying sections can be driven by the power sensing device to move in a reciprocating mode. The three horizontal conveying sections are a building block sorting conveyor belt with two sides provided with baffles, a transverse belt packing area and a vertical belt packing area in sequence. The vertical conveying section is a lifting stacker. According to the automatic packing machine, building blocks are conveyed to the lifting stacker at a high position after being accumulated and sorted on the building block sorting conveyor belt, after the lifting stacker descends to the lower position, the building blocks are pushed to the transverse belt packing area by means of a first pushing device, and the conveyor belt packing device sequentially packs the building blocks on the transverse belt packing area and the vertical belt packing area; in addition to building block sorting at the beginning, the whole process is controlled and transported mechanically, and the automatic packing machine has the advantages of being high in efficiency and good in safety.

The invention discloses a mahjong summer sleeping mat bamboo block sorting device capable of automatically sorting mahjong summer sleeping mat bamboo blocks. The mahjong summer sleeping mat bamboo block sorting device comprises a rack and is characterized in that a bamboo block sorting and feeding mechanism, a bamboo block conveying mechanism, a bamboo block detecting and sorting mechanism and a control mechanism are arranged on the rack; to-be-sorted bamboo blocks are fed onto an upper conveying belt at intervals through a vibrating disc and a slide rail, subjected to size detection and sorting and fragmentary detection and sorting of reverse sides through the control mechanism, fed onto a lower conveying belt through a turn-over guide mechanism, and are subjected to fragmentary detection and sorting of obverse sides and color detection and sorting of the obverse sides through the control mechanism to finish sorting of the bamboo blocks. The mahjong summer sleeping mat bamboo block sorting device is simple in structure, small in occupied area, less in power consumption and convenient to operate, ensures the sorting quality of the bamboo blocks, improves the sorting efficiency, and reduces the production cost.

The invention discloses an automatic concrete test block sorting and storing method and system. The method comprises the steps that information of concrete test blocks is input into a computer, and the information is fed back to a control system; the control system generates management codes for all the concrete test blocks, the management codes of the concrete test blocks in the control system correspond to the information of the concrete test blocks, the management codes are set on the concrete test blocks, and the whole work process is controlled through the control system; the concrete test blocks on which the management codes are set are conveyed, the management codes are recognized, and the concrete test blocks not reaching the age are classified according to the time not reaching the age; the concrete test blocks not belonging to the same kind are conveyed to different curing chambers to be cured; and the concrete test blocks reaching the age in the curing chambers are conveyed to to-be-tested positions where the pressurizing test is carried out. Sample storage and management are highly automatic, the labor intensity is lowered, the transferring and storing efficiency of the concrete test blocks is effectively improved, and the detecting efficiency is improved.

The invention belongs to the field of geographic information science and information hiding, and particularly relates to a vector map integrity authentication method based on vertex insertion. The method comprises the steps of dividing a vector map into multiple areas, conducting block sorting on the vector map, recording the block type of the vector map, generating an authentication watermark, embedding the authentication watermark, and conducting watermark authentication and original data recovery. According to the method, the vector map is divided into multiple areas, corresponding authentication information is embedded into each area with the vertex insertion method, and in this way, in the authentication phase, not only can integrity authentication be achieved, tampered areas can also be positioned accurately, and the frequency of data retransmission caused by the failure in detecting tampered data accurately is effectively reduced; the false alarm rate is zero, the false dismissal rate is (1/2)L, and tampering detection can be conducted effectively.

The invention discloses an ore separation process and device based on an image recognition technique and a mechanical arm. The ore separation device is simple in structure and high in flexibility, all made ores can be separated out, and manual waste rock picking is effectively replaced. During usage, articles are recognized through an image acquirer and an image recognizer, a cylinder, a driving motor, a first motor and a second motor are controlled through a processer, automatic waste rock and wood block recognition is achieved, and waste rock and wood block sorting is completed. The production efficiency is improved, the labor amount is reduced, and the reliability performance is good.

The invention discloses a building block automatic sorting method and system based on binocular vision, wherein the method comprises the steps of calibrating a camera; collecting the building blocks on a production line conveying belt through the calibrated camera, and generating the building block graphs; preprocessing the building block graphs to obtain the preprocessed building block graphs; carrying out image conversion on the preprocessed building block graphs to determine the colors of the building blocks; processing the images after the colors of the building blocks are determined, andobtaining the spatial position information of the building blocks; processing a picture collected by the camera, and obtaining the building block information serving as a sorting target; and sending the spatial position information and the building block information serving as the sorting target to a robot for the building block sorting. In the embodiment of the invention, a binocular vision method is used for identifying the spatial positions of the building blocks and automatically grabbing the building blocks, so that the identification and automatic grabbing of the building blocks in the industrial building block production are realized, and the problems of low efficiency and low accuracy in the building block sorting are solved.

The invention provides a merging tree sorting device, sorting system and sorting method. The sorting device comprises at least two kinds of double-tone and half-sorting modules with different output data quantities and a cache module; the double-tone and half-sorting modules with different output data quantities are connected from the bottom layer to the top layer according to the sequence of the output data quantities from small to large to form a merging tree structure, and a cache module is connected between every two adjacent double-tone and half-sorting modules with different output data quantities; the cache module is used for caching and accumulating data output by the previous layer of double-tone and half-sorting module to meet the requirement of the number of input data of the next layer of double-tone and half-sorting module; and each double-tone and half-sorting module is used for performing double-tone sorting on the two ordered sequences, completing sorting and output of one of the ascending sequence and the descending sequence in the double-tone sorting process, and blocking sorting and output of the other sequence. According to the scheme, multiple data can be output in one clock period, and the sorting efficiency can be improved.

The invention belongs to the technical field of block chains, and particularly relates to an on-chain storage-based block chain data storage expansion method, which comprises the following steps of: introducing half-node storage partial block detailed data and all block index values; introducing a secondary chain to store hash block group data; each node in the block chain network optimizes and packs the transaction data; sending the packaged transaction data to an endorsement node for verification, and performing block sorting compression after verification; the leader node accepts and verifies the sorted and compressed blocks, and the blocks are broadcasted to all nodes of the network after verification succeeds and are subjected to uplink storage; and when the height of the new hash blocks reaches a preset value, combining a plurality of continuous new blocks into one hash block group, and determining whether the new nodes store data according to the data storage quantity of each hash block group. The structure optimization and compression are performed on the data of the block chain, and meanwhile, the half nodes are introduced to reduce the bloating of the network data of the block chain, so that the data storage efficiency is improved. And the efficiency and authenticity of all the nodes during transaction data query can be ensured.

The invention relates to sorting equipment, in particular to a concave block sorting equipment. The concave block sorting equipment can automatically convert the orientation of a concave block and ismore labor-saving. The concave block sorting equipment comprises a supporting rod, a mounting frame, a first rotating shaft, a concave block rotating disc, a rotating handle, a first groove plate, a second groove plate, a first bearing seat and the like; the supporting rod is arranged on the left side of the wall surface, the mounting frame is arranged on the supporting rod, a first groove is formed in the middle of the mounting frame, the first rotating shaft is rotationally connected to the center of the mounting frame, and the concave block rotating disc is arranged on the front side of thefirst rotating shaft. By the adoption of the concave block sorting equipment, workers can rotate the rotating handle, so that the effect of converting different concave block bodies into the same direction is achieved; and the hook is hung on a hanging ring above the hook through the workers, the protruding part of a cam is driven to push a ratchet rack to move leftwards to be separated from a ratchet wheel, and then a cross wheel is rotated, so that the cross wheel cannot block a concave block body, manual hand pulling and pulling of the ratchet rack can be avoided, and more labor is saved.

The invention discloses a magnetic block conveying mechanism and a magnetic block sorting and conveying system. The magnetic block conveying mechanism is used for sequentially conveying magnetized magnetic blocks online and comprises a conveying line, a plurality of lifting devices and a controller. The conveying line is provided with a feeding station allowing the magnetic blocks to be guided in and a discharging station allowing the magnetic blocks to be guided out and used for conveying the guided-in magnetic blocks online. The lifting devices are arranged in the conveying direction of the conveying line at intervals and used for lifting the magnetic blocks on the conveying line so as to suspend displacement of the magnetic blocks. The controller is connected with drive mechanisms of the lifting devices and used for controlling the work states of the lifting devices so as to ensure that the magnetic blocks on the conveying lines are effectively isolated. The multiple lifting devices are arranged in the conveying direction of the conveying line at intervals and controlled by the controller to lift the magnetic blocks on the conveying line so as to suspend displacement of the magnetic blocks, and therefore it is ensured that the adjacent magnetic blocks are effectively isolated, production is safe, the automation degree is high, and high application and popularization value is achieved.

The invention discloses a sliding block sorting device adjustable in speed. The sliding block sorting device comprises a main conveying channel, sorting forks, branch conveying channels and a conveying strip plate, the sorting forks are arranged in the conjunctions between the main conveying channel and the branch conveying channels, the main conveying channel is provided with the conveying stripplate, one side of the conveying strip plate is provided with a micro motor connected with a lead screw, a main shaft of the micro motor is connected with the lead screw through a coupler, the lead screw is connected with a lead screw nut, the lead screw nut is connected with a sliding block, and a sorting machine rack is provided with a transmission motor connected with the conveying strip plate.A sliding block of the sliding block sorting device adjustable in speed is internally provided with the lead screw nut, the lead screw nut is connected with the lead screw, the rotation speed of thelead screw is controlled by a stepping motor, the movement speed of the sliding block is controlled by controlling the rotation speed of the stepping motor, and the efficiency of sorting small goods is improved.

The invention discloses a self-adaptive consensus method based on main and auxiliary block graph chain structure block chain account book design, effective blocks generated by node probability are automatically divided into main blocks and auxiliary blocks, the main blocks adopt a longest chain principle to reach a consensus, a large number of auxiliary blocks are organized in a directed acyclic graph structure in the generation process of the main blocks, the transaction throughput is maximally increased, meanwhile, a block sorting algorithm is provided, and the system is prevented from recording illegal transactions by sequentially carrying out inter-graph sorting, intra-graph block sorting and intra-block transaction sorting on the graph chain structure, automatically adjusts the transaction throughput according to the network bandwidth and maximizes the bandwidth utilization rate. The method can avoid upgrading the block chain through a traditional bifurcation mode, and has the advantages of simple account book structure, efficient consensus mechanism, maximum bandwidth utilization rate, bandwidth self-adaption and the like.

The invention discloses an electric power equipment defect identification method and device based on an electric power image and a storage medium. The method comprises the steps: collecting an electric power image, and constructing an electric power image database containing multi-scale electric power image blocks; performing amplification processing on the electric power image blocks in the electric power image database to obtain an amplified electric power image database; acquiring an electric power image block in the amplification electric power image database and an image feature vector ofthe electric power image to be detected; according to the image feature vector and the feature vector of the to-be-detected image, calculating the similarity between the electric power image block and the to-be-detected electric power image; sorting the electric power image blocks according to the similarity to obtain an electric power image block sorting list with gradually reduced similarity; and constructing a similarity distribution map according to the electric power image block sorting list, and identifying the electric power image containing the same electric power equipment defect asthe to-be-detected electric power image. The method can accurately and timely identify the defects of the power equipment in the power image, and ensures the safe operation of a power system.

The invention relates to the field of the piano accessory assembly and in particular to an automatic assembling line of a piano finger trainer. The automatic assembling line of the piano finger trainer comprises a conveying mechanism, a press block assembling mechanism, a spring assembling mechanism, a cover plate assembling mechanism and a connecting housing assembling mechanism. The press blockassembling mechanism, the spring assembling mechanism, the cover plate assembling mechanism and the connecting housing assembling mechanism are successively installed beside the conveying mechanism along a length direction of the conveying mechanism. The press block assembling mechanism comprises a press block loading component, a press block sorting component and a press block assembling component. The press block sorting component is positioned at the tail end of the press block loading component. The press block assembling component is positioned between the press block sorting component and the conveying mechanism. The connecting housing assembling mechanism comprises a connecting housing assembling component and a press cover assembling component. The connecting housing assembling component and the press cover assembling component are positioned at two sides of the conveying mechanism. The beneficial effect is that the automatic assembling line is capable of automatically assembling the piano finger trainer, saving labor, improving an assembling speed, reducing production cost and guaranteeing unified product quality.

The invention relates to an aluminum block conveying device. The aluminum block conveying device comprises a rack, a conveying device and a sorting device, wherein the conveying device comprises a material conveying groove and an opening-closing door; guiderails are fixedly mounted at the two ends of the material conveying groove; a through hole is formed in a groove bottom of the material conveying groove; one end of the opening-closing door is hinged with an inner wall of the through hole of the material conveying groove; the sorting device comprises a detection plate, a push rod, a rotary rod, a wedged block, a control swinging rod and a supporting piece; the detection plate is mounted on the groove wall of the material conveying groove and the outer side wall of the detection plate is connected with the push rod; a compression spring is connected between the connection plate and the rack; the middle part of the rotary rod is hinged with the rack; the two ends of the rotary rod are connected with the push rod and the wedged block respectively; the middle part of the control swinging rod is hinged with the rack; one end of the control swinging rod abuts against the tip of the wedged block and the other end of the control swinging rod is connected with a supporting piece; and the supporting piece is connected with the free end of the opening-closing door. By virtue of the aluminum block conveying device, the problems that manual errors exist, the efficiency is low or the equipment cost is high in an existing aluminum block sorting and conveying process are solved.

The invention discloses an artificial stone block sorting device. The artificial stone block sorting device comprises a frame, the top of the frame is provided with a receiving hopper, a crusher is arranged in the frame, a first screw feeding mechanism is arranged between the crusher and the receiving hopper, a second screw feeding mechanism is arranged below the crusher, a screen mesh is arrangedunder the second screw feeding mechanism, the lower side of the screen mesh is provided with multiple vibrators, the right end of the screen mesh is provided with a first electric telescopic rod, theleft end of the screen mesh is provided with a spring, a discharge conveyer belt is arranged in the frame, a second electric telescopic rod is arranged above the left side of the screen mesh, the endof a piston rod of the second electric telescopic rod is provided with a motor, and an output shaft of the motor is provided with a scraper plate. The artificial stone block sorting device has a reasonable structure design, is easy to centralizedly recover and improves the production efficiency of the material blocks.

The invention discloses a low-complexity differential orthogonal spatial modulation detection method (referred to as an LC-DQSM algorithm for short), and the method comprises the steps: on the basis of splitting a received signal matrix into signal vectors, estimating a transmitting antenna index sequence and a transmitting symbol step by step by considering one or two conditions of an activated antenna; Wherein in the first case, a signal vector detection idea is adopted, and in the second case, an improved block sorting minimum mean square error idea is adopted for detection. Simulation results show that on the premise that algorithm performance is guaranteed, Compared with a maximum likelihood detection (ML) algorithm, the LC-DQSM algorithm has the advantage that the complexity is greatly reduced.

The invention relates to an automatic crossed guide rail reversing device in a sliding block sorting machine. The automatic crossed guide rail reversing device comprises a guide rail, a guide pulley, a first guide plate, a second guide plate, a first wheel gear, a second wheel gear, a first nut and a second nut, wherein two through holes are formed in the guide rail; a rotary shaft on the first guide plate penetrates through one through hole in the guide rail to be connected with the first wheel gear and is fixed through the first nut; a rotary shaft on the second guide plate penetrates through the other through hole in the guide rail to be connected with the second wheel gear and is fixed through the second nut; the first wheel gear and the second wheel gear are connected in an external gearing manner; and the guide pulley can slide along a sliding chute in the guide rail. When the automatic crossed guide rail reversing device carries out bidirectional sorting for the sliding block sorting machine, the crossed guide rail automatically reverses in a powerless and driven manner, and the automatic crossed guide rail reversing device has the advantages of simpleness, reliability, energy conservation and high efficiency.

The invention discloses a rock powder collector for collecting geologic prospecting samples, and a rock powder collection method. The rock powder collector comprises an adjustable telescopic pipe, a locking pipe connecting rod, a locking sleeve, a locking rod piece, a collection groove connection rod and a rock powder slurry collection groove, wherein the locking pipe connecting rod is connected with one end of the adjustable telescopic pipe, the locking sleeve is connected with the locking pipe connecting rod, the locking rod piece is arranged in the locking sleeve in a penetrating manner, the collection groove connecting rod is connected with the other end of the adjustable telescopic rod, the rock powder slurry collection groove is connected with the collection groove connecting rod, screw holes are formed in the side surface of the locking sleeve and are threaded connection with locking screws. The rock powder collection method comprises the following steps: determining rock powder flowing position, drilling assisted holes, installing the rock powder collector and a sampling bag, performing rock drilling operation and collecting rock powder and taking power and detecting. The rock powder collection method and rock powder collector can replace a traditional channeling method and a block sorting method, so that the sampling operation is more easily operated, the labor intensity of operating staff can be lightened, the hidden safety hazard can be avoided, and the geologic prospecting accuracy can be effectively improved.