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288results about How to "Reduce the total" patented technology

Capsule endoscope image data redundancy removing method

The invention discloses a capsule endoscope image data redundancy removing method comprising the steps as follows: (1) taking a first image in an image sequence as a key image; (2) taking an image next to the key image as a contrast image, and calculating the global characteristic similarity between the key image and the contrast image; (3) judging whether normalized cross-correlation coefficients are all greater than a threshold, if the normalized cross-correlation coefficients are all greater than the threshold, determining that the global characteristic similarity is greater than a threshold, further calculating the local characteristic similarity between the key image and the contrast image, and going to step (4), or, taking the current contrast image as a new key image and returning to step (2); and (4) judging whether the local characteristic similarity between the key image and the contrast image is greater than a preset threshold, if the local characteristic similarity between the key image and the contrast image is greater than the preset threshold, marking the current contrast image as a redundant image and deleting the contrast image, or, taking the current contrast image as a new key image and returning to step (2). Through the method, the total number of images needing to be checked by doctors can be reduced, and the diagnosis efficiency and accuracy can be improved.
Owner:安翰科技(武汉)股份有限公司

Control flow error detection optimizing method based on reconstructed control flow graph

The invention discloses a control flow error detection optimizing method based on a reconstructed control flow graph, which aims at providing a novel control flow error detection optimizing method based on a reconstructed control flow graph and solving the problems of low error detection efficiency and the like. The technical scheme thereof is characterized by dividing a source program into basic blocks, constructing a basic block table, and constructing a program control flow graph based on the basic block table; then dividing into logical blocks on the basis of the control flow graph, constructing a logical block table, and copying the basic blocks so as to enable the logical blocks to be mutually independent; evenly cutting the logical blocks according to the configuration requirements, and constructing a basic logical block table; and finally reconstructing the program control flow graph based on the basic logical block table. On the basis of the reconstructed control flow graph, the existing control flow error detection algorithm can be realized; and by adopting the method of the invention, the dividing of the basic blocks can be flexibly configured, so that the existing control flow error detection algorithm can be directly applied on the basis of the reconstructed control flow graph, and the efficiency of the error detection algorithm is effectively improved.
Owner:NAT UNIV OF DEFENSE TECH

Chip comprising multiply-accumulate module, terminal and control method

The invention discloses a chip comprising a multiply-accumulate module, a terminal and a control method, and relates to the field of chips. The chip comprises a multiplication and accumulation module,and the multiplication and accumulation module comprises a fixed point general unit, a floating point special unit and an output selection unit. The fixed point general unit and the floating point special unit are respectively connected with the output selection unit; and the fixed-point general unit is also connected with the floating point special unit, and the fixed-point general unit and thefloating point special unit share a group of multipliers. In the multiplication and accumulation module of the chip, fixed-point operation and floating-point operation are integrated on a circuit, sothat the multiplication and accumulation module realizes fixed-point operation in the circuit, and floating-point operation can be realized at the same time; the fixed-point operation unit and the floating-point operation unit share the multiplier, so that the total number of used devices is reduced, and the occupied area of the fixed-point operation unit and the floating-point operation unit on achip and the power consumption during operation are reduced.
Owner:TENCENT TECH (SHENZHEN) CO LTD

Multiple-input multiple-output imaging antenna layout method of close-distance planar array

The invention discloses a multiple-input multiple-output imaging antenna layout method of a close-distance planar array. The method comprises the steps that firstly, the size of a shortest effective composite array of an imaging system and the size of a planar array element antenna are determined; secondly, the minimum distance between similar receiving and transmitting antenna centers is determined; thirdly, the total number of receiving and transmitting antenna elements of a minimum composite array of the imaging system and the size of the minimum composite array are determined; fourthly, the number of total receiving and transmitting array elements of the imaging system, the number of antenna equivalent phase centers of the imaging system and the size of the planar array of the imaging system are calculated; fifthly, the distribution of the geometrical center positions of the transmitting and receiving array element antennas of the imaging system is calculated; sixthly, the layout is carried out according to the distribution of the geometrical center positions of the transmitting and receiving array element antennas of the imaging system. According to the layout method, the problem that in the planar array MIMO imaging, the length of the effective composite array is affected by the observation distance is solved, and on the premise of guaranteeing the quality of close-distance microwave images, the data acquiring efficiency is further improved.
Owner:INNER MONGOLIA UNIV OF TECH

Robot capable of switching over navigation mode, navigation mode switching method and medium

The invention discloses a robot capable of switching over the navigation mode, a navigation mode switching method and a medium, wherein the robot comprises a motion mechanism and a control mechanism;the control mechanism comprises an information acquisition module and a monitoring module; the information acquisition module is used for acquiring the state information of the robot and determining the current navigation mode of the robot according to the state information; the monitoring module is used for monitoring the state information of the robot and controlling the robot to switching the navigation mode if monitoring that the state information of the robot changes within certain period of time to enable the switched navigation mode to be matched with the changed state information; andthe motion mechanism of the robot adopts different advancing manners under different navigation modes of the control mechanism. With adoption of the robot, the problems in the prior art that robot dispatch is crowded and the robot utilization ratio is low are solved, the robot utilization ratio is increased, and the total number of the robots in a warehouse is reduced to further remit the phenomenon that the robot dispatch is crowded and improve the working efficiency of the robot.
Owner:BEIJING JIZHIJIA TECH CO LTD

MLkP/CR algorithm-based undirected graph dividing method

The invention discloses an MLkP/CR algorithm-based undirected graph dividing method, which relates to the technical field of the visualization of a network topological diagram and solves the problem that self-communication of graphs cannot be ensured in the conventional undirected graph dividing method. The method is divided into three stages which are a restriction stage, an initialization sub-stage and an optimization and refinement stage, wherein the restriction stage comprises the step of: performing restriction on an undirected graph G0 (V0, E0) to be divided to reduce the scale of a topological diagram to obtain the undirected graph Gn (Vn, En); the initialization sub-stage comprises the step of: performing k-division on the undirected graph Gn (Vn, En) to obtain k sub-graphs, wherein each sub-graph is self-communicated; and the optimization and refinement stage comprises the step of: performing optimization and refinement on the k sub-graphs and recovering the k sub-graphs into the original graph G0 (V0, E0) to obtain the divided undirected graph G0 (V0, E0). The method of the invention has the advantages of ensuring the self-communication of the interior of each sub-graph and the less association of the sub-graphs and making each part in the graph independent, and can be applied in various fields for the division of the topological diagrams, comprising the fields of parallel computation, VISL design, task planning, geographic information systems GIS and the like.
Owner:HARBIN INST OF TECH

Preparation method of fluorine-containing low-silicon sintering ore

InactiveCN102417974AImprove the grade of ore entering the furnaceLess slagBlast furnace detailsSlagSolvent
The invention relates to a preparation method of fluorine-containing low-silicon sintering ore, belonging to the technical field of metallurgy. Raw materials are fluorine-containing iron ore concentrate, import fine ore, solvent and fuel, wherein the fluorine-containing iron ore concentrate accounts for 80-85% of sintered iron material, and the import fine ore accounts for 15-20% of the sintered iron material; F content in the iron ore concentrate is 0.1-0.3%, and grain composition of minus 200 meshes of the iron ore concentrate accounts for more than 85%; ratio of home grown iron ore concentrate A to home grown ultrafine iron ore concentrate is regulated, SiO2 content is controlled to be 4.0-4.2%, two solvents such as limestone flour and ground quick lime are used for controlling basicity to be 2.3-2.5, dolomite dust with coarse granularity or light roasting dolomite dust with fine granularity is used for controlling MgO content to be 2.1-2.3%. After low silicon sintering is carried out, the SiO2 content of the sintering ore is reduced, thus grade of the sintering ore is improved, metallurgy performance of the sintering ore is improved, reduction performance is improved to 86.94% from 85.14%, slag quantity is reduced, and the preparation method is beneficial to improving blast furnace index.
Owner:INNER MONGOLIA BAOTOU STEEL UNION
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