35results about How to "Improve structural efficiency" patented technology

The invention discloses a Chinese electronic medical record named entity extraction method and system. The method comprises the following steps: mapping each word in an input statement into a vector through a character embedding layer; inputting the character sequence by adopting an LSTM model to obtain an implicit representation vector; taking each word as the last word of the semantic unit withthe word as the end, and carrying out semantic segmentation to obtain all grid codes corresponding to the word; carrying out linear combination on all grid codes of each character to obtain a final vector of each character, wherein a weight in the linear combination is given by a self-attention mechanism; taking a deep residual network as an output decoding layer to decode a named entity chain. According to the Chinese electronic medical record named entity extraction method and system, various medical named entities can be automatically extracted from the Chinese electronic medical record, the extraction efficiency is improved, and the labor consumption in a medical record structuralization process is avoided.

An aircraft (40). The aircraft (40) comprises a propulsion system comprising a pair of internal combustion engines (10) each driving an electrical power generator (56), each electrical power generator (56) being electrically coupled to a plurality of electrically driven propulsors (46). The propulsors (46) are located forward of a leading edge (45) of the wings (44) such that an airstream generated by the propulsors flows over the wings (44) in use. Each internal combustion engine (10) and electrical generator (56) is mounted on a respective wing (44) outboard of a centre of thrust (70) of the propulsors (46) on that wing (44).

The invention relates to a light emitting diode lamp comprising an optical part, an electrical part and a radiating part, wherein the optical part comprises at least one light emitting diode light source; the electrical part comprises at least one circuit board and two lamp holders and is for providing a driving power supply, a control circuit and power management which are needed by the light emitting diode light source; the radiating part comprises a long tubular radiator arranged between two lamp holders of the electrical part; the radiator comprises a radiating base and a radiating plate, and the radiating base and the radiating plate form a hollow tube body; the light emitting diode light source is arranged on the outer surface of the radiating base; the circuit board of the electrical part is arranged in the hollow tube body of the radiator; and heat produced by the light emitting diode is transmitted to the radiating plate through the radiating base and dissipated by the radiating palate.

The invention relates to a tree-shaped structured template established according to a part-of-speech dictionary and a dependency relationship tree, and a method for structuring a thyroid ultrasound report by referring to the template. The overall process mainly comprises a part-of-speech dictionary establishing module, a tree structure template establishing module and a tree template calling structuring stage. And the part-of-speech dictionary establishing module is used for carrying out short sentence segmentation on the report and carrying out short sentence clustering. And then a complete part-of-speech dictionary is established by using a named entity recognition technology according to the organ words ORG, the position words LOC, the attribute words ATT and the attribute names. And the tree template establishing module is used for analyzing by using a dependency syntactic to obtain a semantic relationship of each short sentence and obtaining a part-of-speech of each word by usinga part-of-speech dictionary. And a tree template establishment process is provided by combining the two steps. And the tree template calling module is used for carrying out text structuring by using atree template.

The invention belongs to the technical field of robot positioning, and mainly relates to an SLAM loopback detection method based on a mobile robot. The SLAM loopback detection method comprises the following steps of: S1, carrying out laser preprocessing on laser motion distortion generated by the motion of the robot, and extracting the edge point and plane point features in a distance image; S2, converting relative attitudes of continuous frames to obtain a radar odometer, and forming a local sub-graph through selection of key frames; and S3, adopting a brand-new descriptor EPSC to represent local sub-graph features to carry out loop-back detection. According to the SLAM loopback detection method, a brand-new descriptor EPSC is adopted for loop detection, drift errors can be effectively reduced, a global map with more optimized consistency is established, and the closed-loop detection precision, recall rate and calculation efficiency are improved.

The invention relates to a composite joint for a concrete pump truck boom and belongs to the technical field of concrete pump truck boom connection. The joint is of a composite sandwich structure and comprises a composite skin, a core material and a metal tenon, wherein the metal tenon is embedded in the core material, one end surface of the metal tenon is flush with the end surface of the core material, and the composite skin is positioned outside the core material and the metal tenon; the core material performs a shaping function, and the metal tenon and the composite skin are used as main bearing parts. According to the joint, higher structural efficiency can be obtained at lower mass cost to an utmost degree through the structure and size variation of a resin matrix composite, the core material and the tenon.

The invention relates to a data acquisition system and method, electronic equipment and a computer readable medium, and belongs to the technical field of data processing. The system comprises a user view layer which is configured to display a data system and a data item to be selected through a client and receive a selection instruction for the data system and the data item; a business logic layerwhich is configured to obtain a data acquisition instruction according to the data selection instruction, send the data acquisition instruction to the data access layer, obtain structured data according to the to-be-processed data, and desensitize sensitive data information in the structured data to obtain desensitized structured data; and a data access layer which is configured to acquire to-be-processed data associated with the data item from a database corresponding to the data system according to the data acquisition instruction. According to the data acquisition system, data can be acquired from multiple different data systems, data fusion of the different systems is realized, and the data acquisition and data structuralization efficiency is improved while the data security is ensured.

The invention relates to a large-thickness blunt-trailing-edge wind turbine blade. At least one large-thickness blunt-trailing-edge standard airfoil with a relative thickness which is larger than 40% is adopted in a blade transition section (20) connecting a circular section (1) of a blade root and the largest-chord-length section (2) of the blade. Meanwhile, a blade pneumatic appearance optimization design technique is adopted, so that the distribution range of blade sections of the airfoil with a relative thickness which is larger than 30% in the spreading direction accounts for at least 35% of the position ratio from the blade root to the section spreading direction. Smooth transition is carried out on trailing edges of sections around the large-thickness blunt-trailing-edge standard airfoil in a certain trailing-edge thickness transition mode so that all of or a part of the trailing edges of the blade are blunt trailing edges.

The invention discloses a high-wavelength antimonide semiconductor laser structure, which belongs to the field of epitaxial structures made from novel materials for semiconductor lasers and aims at the problems and shortcomings that the power, efficiency and the like of an antimonide laser are lowered along with the increasing of wavelengths. The laser structure can alleviate the problem that the power and efficiency of the laser are lowered due to free charge carrier absorption and the like, has the characteristics of low optical mode loss, strong cavity restrictions, low internal loss, high quantum well laser structure efficiency and the like, and can improve the performance of the antimonide laser such as the power, the efficiency and the like.

The invention discloses a composite protection roof for a temporary house in a construction site and a construction method of the composite protection roof, and relates to the technical field of engineering construction. A plurality of protective layer primary beams are fixed at the upper ends of two first protective layer main beams, a first protective layer galvanized steel plate is fixed at theupper ends of the protective layer primary beams, and two second protective layer main beams are fixed to the upper side of the first protective layer galvanized steel plate; a plurality of protective layer secondary beams are fixed to the upper sides of the two second protective layer main beams, a second protective layer steel plate mesh is laid on the upper sides of the protective layer secondary beams, and a steel house frame is fixed to the upper side of the second protective layer steel plate mesh through bolts; a plurality of steel purlines are fixed to the upper side of the steel house frame, single-layer color steel tiles are laid on the upper sides of the steel purlines, and the single-layer color steel tiles are connected with the steel purlines through bolts. The roof has theadvantages of being convenient to hoist, easy to install, convenient to connect, capable of being repeatedly used, stable and reliable in structure, good in stress performance and capable of improvingthe structure effect, durability and water resistance of double-layer protective plates.

The invention relates to a plastic suction forming all-in-one machine. The plastic suction forming all-in-one machine comprises a sheet extrusion mechanism, a forming mechanism, a receiving mechanism and a main controller, wherein the forming mechanism comprises a forming machine with a punching function; the forming mechanism comprises a forming base, an upper die and a lower die; a lead screw I and slide grooves located in two sides of the lead screw are connected to a lower end surface of the base; guide rails matched with the slide grooves are arranged on a rack; a lower die drive mechanism connected with the lower die and driving the lower die is arranged on the base; the lower die drive mechanism comprises a lead screw II arranged on the base, fixed fixing sheets provided with holes, and a connection shaft structure; a main cam and auxiliary cams are cooperated with the lead screw II to drive through the connection shaft structure; the upper die drive mechanism and the lower die drive mechanism are symmetrically arranged; a through hole is formed in the upper die; a cutter is arranged around the upper die; and the receiving mechanism comprises a sheet traction structure and a jacking block. The plastic suction forming all-in-one machine is reasonable and simple in structural design, carries out plastic suction forming and punching at the same station, and completes operation in one process; and moreover, a sheet extruder is connected, and high efficiency and a low cost are achieved.

The invention discloses a solution active-crystallizing device for absorption-type chemical energy storage. The solution active-crystallizing device adopts a spiral tube heat exchanger to promote crystallization of a concentrated solution in a set area, it is achieved that the temperature of the concentrated solution is rapidly reduced at the same time, rapid crystallization of the solution is promoted, and the formation amount of crystallizing at the bottom and the vertical wall face of a tank body can be effectively reduced. Faults caused by solution circulation pipe crystallization are reduced, and the whole structure and the running efficiency of the equipment are further optimized; the solution active-crystallizing device can be better applied in development and utilization of low grade energy.

A wind turbine rotor hub attachment that extends inside a one-piece two-bladed wind turbine rotor hub, and secures to its shear web(s). This isolates the attachment from the high strains on the hub exterior, and allows balanced loads to flow across the hub, so that only unbalanced air loads and torque, plus net rotor loads such as thrust and weight, are passed across from the rotor to the wind turbine main shaft. This solves the excess motion problem of central teeter hinges, is mechanically simpler, and reduces overall weight and cost compared to the conventional practice of using individual blades bolted to a separate central hub. A method for connecting a one-piece two bladed wind turbine rotor to a main shaft using a strain isolating attachment to the rotor hub shear web(s) is included.

Provided is a technique which is used for, for example, devices for forming a film on a film-like substrate in vacuum and allows efficient destaticization using a simple structure without affecting atreated region. The present invention also provides a substrate destaticizing mechanism which destaticizes, by magnetron discharge, a film formation film 10 being transported in vacuum. According to the present invention, the substrate destaticizing mechanism comprises: a housing 51 to which a discharge gas is introduced; linear discharge electrodes 53 which are disposed perpendicular to the direction of transportation of the substrate in the housing 51 and to which a predetermined voltage is applied; and magnets 54A disposed near the discharge electrodes 53. The magnets 54A are disposed so asto cause an electrical discharge according to the distribution of the charge amount in the film formation film 10.

The invention relates to a composite joint for a concrete pump truck boom and belongs to the technical field of concrete pump truck boom connection. The joint is of a composite sandwich structure and comprises a composite skin, a core material and a metal tenon, wherein the metal tenon is embedded in the core material, one end surface of the metal tenon is flush with the end surface of the core material, and the composite skin is positioned outside the core material and the metal tenon; the core material performs a shaping function, and the metal tenon and the composite skin are used as main bearing parts. According to the joint, higher structural efficiency can be obtained at lower mass cost to an utmost degree through the structure and size variation of a resin matrix composite, the core material and the tenon.

A method for improving the rigidity of the case adopts a combined structure of ring ribs, spiral ribs, and grid rib structures, a reinforced area, and the case. According to the known shell radius R of the reinforcement area, the corresponding design elements are determined according to the formula within the initial width of the reinforcement area, and then through the strength calculation and verification, four design elements are accurately selected to complete the grid reinforcement ribs to improve the rigidity of the casing The reinforced area with a width of W is a cylindrical segment or a conical segment; the annular ribs are equidistantly distributed along the engine axis in the reinforced area with a width of W; the spiral ribs between two adjacent annular ribs form a stable The triangular reinforcement structure; the starting point, end point and intersection point of the spiral reinforcement are all on the ring reinforcement. The invention has the advantages of better improving the ability of the casing to bear various loads and containing rotor blades, improving the structural efficiency of the ribs, significantly increasing the rigidity of the casing, and being beneficial to improving the coaxiality of the whole machine and improving the vibration characteristics.

The invention relates to a large-thickness blunt-trailing-edge wind turbine blade. At least one large-thickness blunt-trailing-edge standard airfoil with a relative thickness which is larger than 40% is adopted in a blade transition section (20) connecting a circular section (1) of a blade root and the largest-chord-length section (2) of the blade. Meanwhile, a blade pneumatic appearance optimization design technique is adopted, so that the distribution range of blade sections of the airfoil with a relative thickness which is larger than 30% in the spreading direction accounts for at least 35% of the position ratio from the blade root to the section spreading direction. Smooth transition is carried out on trailing edges of sections around the large-thickness blunt-trailing-edge standard airfoil in a certain trailing-edge thickness transition mode so that all of or a part of the trailing edges of the blade are blunt trailing edges.

The invention relates to a text structuring method and device. The method comprises the following steps: acquiring a grammar rule set irrelevant to a context; inputting each text in a text set into asyntactic analyzer generated based on the grammar rule set irrelevant to the context for analysis; and for each text in the text set, when the syntactic analyzer successfully analyzes the text, determining the output of the syntactic analyzer as a structured text corresponding to the text. According to the text structuring method and device, text structures are extracted through a grammar algorithm irrelevant to the context, and text structuring accuracy and efficiency can be improved.

The embodiment of the invention provides a data structuring method, system, device and equipment and a storage medium, and the method comprises the steps: obtaining image data, transmitting the image data to a first graphics processor, and enabling the first graphics processor to extract first structured information of the image data and a corresponding image region of a target object in the image data; transmitting the extracted image area to a second graphics processor, so that the second graphics processor extracts second structured information of the image data; and enabling the two parts of structured information to form a structured result of the image data. In the process, the data structuring process is divided into two stages, and each stage is executed by a different graphics processor. In each stage, all processing resources of the graphics processor corresponding to the stage are used for extracting a certain piece of structured information, so that the extraction speed of the structured information is increased, the utilization rate of the graphics processor is improved, and the data structuring efficiency is further improved.

The invention relates to a preparation method of a drip-resistant nylon sheet based on surface structured flame retardant technology, and belongs to the technical field of flame retardant materials. The present invention adopts amine-activated cyclic phosphazene derivatives of grafted silicon functional groups as surface modifiers, and the preparation method of aminosiloxane-containing phosphazene compounds has become mature. The technology of the molecular structure of the fuel has been gradually improved. The invention utilizes the APESP-rich siloxane structure and forms a dense and stable phosphorus-rich and nitrogen-rich Si-O-Si cross-linked structure on the surface of the nylon sheet by means of heating and soaking. The invention further improves the stability of the surface structure and improves the gain effect on the surface structure of the nylon sheet.

The invention relates to a big-thickness blunt trailing edge airfoil-shaped blade for a large-scale blower. The outer contour of the cross section of the blade root part of the blade is divided into a front edge, a trailing edge, a suction surface molded line and a pressure surface molded line, wherein the distance from the front edge to the trailing edge is the chord length; the maximum thickness of the cross section is 50.0% to 55.0% of the chord length; the distance from the part with the maximum thickness to the front edge is 30% to 35% of the chord length; the maximum camber of the cross section is 0.5% to 1.5% of the chord length; the distance from the part with the maximum camber to the front edge is 85% to 95% of the chord length; the radius of the front edge is 25.0% to 35.0% of the chord length; the thickness of the end surface of the trailing edge is 10% to 14% of the chord length. The airfoil section creates a pioneer of special airfoil sections, with the relative thickness larger than 40%, of domestic wind turbines, and the application of the airfoil section not only enhances the static rigidity of the blade, but also reduces the structural weight, and lays an import technical foundation for the development of large-scale high-efficient and low-cost wind turbines.

The present application discloses that the present application provides a method and device for extracting text paragraphs. The method includes obtaining text; creating a model tree corresponding to the text; Perform extraction to generate a positioning node set; perform an extraction expression set corresponding to each of the pre-positioning nodes and an extraction expression set corresponding to each of the post-positioning nodes with the text according to preset matching rules Matching to obtain start information and end information, wherein the matching rules include the farthest match rule and / or the nearest match rule; according to the start information and end information, determine the paragraph of the text; extract the paragraph of the paragraph text message. This application can automatically extract the corresponding paragraphs in the text according to the needs of the user, without the need for the user to read the text content one by one, improving the efficiency of text structuring and reducing the workload.

The invention provides a document structuring method and device. The method includes the steps of creating a Schema file and a structuring rule file; structuring a document according to the structuring rule file and the Schema file to obtain a structured document which contains structured content and unstructured irregular content; acquiring the position of a preset symbolic label in the structured document; acquiring the irregular content of the structured file according to the position of the symbolic label; structuring the irregular content according to a preset special style or paragraph position advantages to obtain the structured document. The document structuring method and device has the advantages document structuring efficiency is improved and document structuring error rate is decreased.

The invention provides a method and a device for document content structuring. The method includes: based on a first schema file in a preset style in a first document and a first XML (extensive markup language) file with a rule to be a first structuring rule, generating a first instantiation rule corresponding to the first document; based on a first tag structure tree of structured first content in the first document, acquiring a first tag list corresponding to the first content; acquiring M texts, matched with the first instantiation rule, from discontinuous content corresponding to the first tag list, wherein the discontinuous content is unstructured content excluded from the structured first convent; judging N tags, capable of being matched with the structured first content, in M tags corresponding to the M texts; based on the N tags, structuring N texts corresponding to the N tags to acquire a second tag structure tree.

The invention discloses a method for extracting phenotypes from electronic medical records and standardizing phenotype names. The method includes: phenotype extraction, using the natural sentence of the medical record text as the original data, using the Bi‑LSTM model and the CRF model for named entity recognition, and extracting the phenotype entity class; and phenotype normalization, using the LSTM encoder to The cosine similarity between the coding of the non-standard phenotype and the coding of the standard phenotype in the medical records is calculated, and the non-standard phenotype is mapped to the phenotype with the highest cosine similarity. The invention also discloses an electronic medical record phenotype extraction and phenotype name standardization system. The invention improves the accuracy rate of named entity recognition, recall accuracy rate, and accuracy rate of phenotype mapping in electronic medical records; eliminates manual consumption in the process of structuring medical records, improves the efficiency of structuring medical records; can be more efficient and Accurately serve medical data mining, clinical decision support, clinical risk assessment, etc.