Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Hiro

51results about How to "Obvious difference" patented technology

Network traffic data analysis method and system

The invention belongs to the technical field of network flow data analysis and particularly relates to a network flow data exception detection method. The method comprises the following steps of processing original network flow data captured in real time to obtain network flow data; if the network flow data is abnormal data, outputting an exception, inputting the exception data into a pre-trainedfirst exception classifier, judging that the attack type of the exception data is a known attack type, and outputting the attack type of the exception data; if the network flow data is not abnormal data, further detecting whether the network flow data is abnormal or not by adopting an unsupervised anomaly detection method; if the network flow data is abnormal data, inputting the abnormal data intoa pre-trained second abnormal classifier, judging that the type of the abnormal data is an unknown attack type, and marking the abnormal data as the unknown attack type; and if the network flow datais not abnormal data, the output being normal.
Owner:NAT SPACE SCI CENT CAS

Face image processing method and device and server

The embodiment of the invention discloses a face image processing method and device and a server. The method comprises the following steps: obtaining a to-be-processed human face image; inputting thehuman face image into a pre-trained convolution neural network model, and obtaining the classification data outputted when the convolution neural network model responds to the input of the human faceimage, wherein the convolution neural network model takes a loss function as a constraint condition, so as to enable the feature cosine value of each class of the classification data to approach to one; obtaining the classification data, and carrying out the content understanding of the human face image according to the classification data. The cosine value between a feature vector and a weight value of the loss function is enabled to approach to one, so as to achieve the convergence of inner-class distance. The convergence of inner-class distance enables the inner-class distance of the classification data to be increased, and the increase of the inner-class distance enables the classification data to be different more apparently. The increase of the robustness of data also can improve theaccuracy of content understanding.
Owner:BEIJING DAJIA INTERNET INFORMATION TECH CO LTD

Controllable color imitation nep yarn manufacture method

ActiveCN102168329AWon't fallUnique sense of delicacySevering textilesYarnYarnEngineering
The invention discloses a controllable color imitation nep yarn manufacture method. The method comprises a fine yarn color spun color circle manufacture step and a controllable color imitation nep yarn spinning step. The fine yarn color spun color circle manufacture step comprises the color-spun 'three waste' fine yarn classification, cutting and fuzzy processing. The controllable color imitation nep yarn step is different from the conventional method, the woven fabrics have unique color and style. Accordingly, the fabrics manufactured from the yarns spun by the method provided by the invention are extremely significant in the style compared with the fabrics manufactured from the conventional colored point yarns, and are popular to the market. In addition, the controllable color imitation nep yarn can be made into high-grade underwear, T-shirts, casual wears and the like, and is the best material for manufacturing fashion and popular fabrics.
Owner:BROS EASTERN

Water-based flame-retardant epoxy resin coating

The invention belongs to the field of epoxy resin coatings and particularly relates to a water-based flame-retardant epoxy resin coating. The water-based flame-retardant epoxy resin coating is prepared from a component A, a component B and a component C in a mass ratio being 5:1:1, wherein the component A is prepared from raw materials in parts by weight as follows: 90-100 parts of bisphenol A epoxy resin, 10-20 parts of polyoxyethylene alkyl ester and 10-25 parts of polyacrylic ester; the component B is prepared from raw materials in parts by weight as follows: 20-25 parts of triethylene tetramine, 3-5 parts of titanium dioxide, 8-10 parts of pigments, 100-110 parts of talcum powder and 30-40 parts of water; the component C is prepared from raw materials in parts by weight as follows: 1-3.2 parts of a wetting dispersant, 1.2-1.6 parts of a defoaming agent, 1.2-1.8 parts of a flatting agent, 15-20 parts of a phosphorus-nitrogen composite flame retardant, 5-6 parts of a hypophosphite flame retardant and 5-6 parts of phosphate. The epoxy resin coating has the advantages of being environment-friendly, high in film hardness, high in anti-impact strength, good in glossiness, good in flame retardance and the like.
Owner:FUZHOU ROYAL FLOOR

T91-steel ageing ranking method based on transmission electron microscope

InactiveCN103308372AAccurately assess agingAppraisal method is reasonableMaterial analysis using wave/particle radiationPreparing sample for investigationSize differenceCarbide
The invention discloses a T91-steel ageing ranking method based on a transmission electron microscope. The T91-steel ageing ranking method comprises the following steps of: (1) acquiring transmission electron microscopic graphs of a sample to be ranked and the original sample; (2) carrying out statistics on the number and the sizes of crystal-boundary carbide particles in the transmission electron microscopic graphs of the sample to be ranked and the original sample; and (3) ranking the ageing degree of the sample to be ranked according to the size difference of the crystal-boundary carbide particles in the transmission electron microscopic graphs of the sample to be ranked and the original sample. The T91-steel ageing ranking method disclosed by the invention has the advantages that the ageing condition of T91 in use can be accurately evaluated, and intuitive and scientific basis is provided for maintenance and replacement of parts using T91 steel.
Owner:WUHAN UNIV

Method of manufacturing a pattern

A method of manufacturing a pattern can control the shape of a resist mask that forms read terminals in a predetermined pattern with high precision, so that the formation precision of the read terminals is improved and the manufacturing yield of the magnetic head is improved. The method includes: a step of forming a layer to be patterned on a substrate; a step of forming a first mask layer on the layer to be patterned; a step of forming a second mask layer, which has a lower etching rate during a dry etching process than the first mask layer, on the first mask layer; a step of exposing and developing the second-mask layer to form the second mask layer in a predetermined shape; and a step of removing exposed parts of the first mask layer that are exposed from the second mask layer by dry etching and dry etching a part of the first mask layer below the second mask layer from sides thereof to form a column part in the first mask layer that is narrower than the second mask, thereby forming a mask with overhanging parts.
Owner:FUJITSU LTD

Method for producing print

A method for producing a print includes a step of thermally bonding a thermally transferrable image-protecting layer onto an image surface of an image-receiving sheet so as to form a protective layer. In this step, thermal energy applied is changed so that the resulting protective layer has a first glossy region and a second glossy region having a glossiness lower than that of the first glossy region. The first glossy region has a glossiness a, which is a 20° mirror-surface glossiness measured according to Japanese Industrial Standard Z8741. The second glossy region has a glossiness b, which is a 20° mirror-surface glossiness measured according to Japanese Industrial Standard Z8741. The value obtained by subtracting the glossiness b from the glossiness a is 60 or more.
Owner:SONY CORP

Indoor unit of air conditioner

The invention provides an indoor unit of an air conditioner. The indoor unit comprises a shell and a door body assembly installed on an air outlet. The door body assembly and the outer surface of the shell are in smooth transition when the door body assembly seals the air outlet. The door body assembly further comprises two decorative blocks and a door sheet rotationally installed between the two decorative blocks. The indoor unit further comprises a telescoping mechanism and a rotating mechanism, wherein the telescoping mechanism is installed on the air outlet and used for pushing the decorative blocks to conduct opening and closing reciprocating motion, and the rotating mechanism is used for driving the door sheet to rotate relative to the two decorative blocks. The working process of the indoor unit includes the steps that the telescoping mechanism pushes the decorative blocks out, the rotating mechanism drives the door sheet to rotate by a preset angle, the telescoping mechanism retracts, and the rotating mechanism drives the door sheet to swing back and forth. Through opening, closing and swing of the whole door body assembly, the whole indoor unit of the air conditioner has the sense of science and technology and is fashionable in appearance; in addition, the door sheet has both the dustproof function and the swing function, and compared with an existing indoor unit of the air conditioner, the indoor unit is better in comfort and more obvious in differentiation.
Owner:WUHAN REFRIGERATION EQUIP OF MIDEA GROUP

Terminal reconfiguration method based on fuzzy optimization theory in software radio environment

InactiveCN102932802AAvoid the problem of excessive weight of a single attributeAvoid homogenizationTransmissionNetwork planningEvaluation resultIndustrial engineering
The invention discloses a terminal reconfiguration method based on a fuzzy optimization theory in software radio environment. The terminal reconfiguration method is characterized by comprising the following steps of: (1) acquiring attribute parameters of a coverage network in an area where a current terminal is located from a network reconfiguration manager (NRM) by using a terminal reconfiguration manager (TRM) of the current terminal; (2) determining the weights of the attribute parameters of the coverage network by using an expert scoring method, dividing all reconfiguration schemes into high-class schemes and low-class schemes by configuring a characteristic value index membership degree matrix, and calculating the goodness and badness of each reconfiguration scheme; and (3) calculating the membership degree of each scheme according to the goodness and the badness, and determining an optimal reconfiguration scheme according to a membership degree maximization principle. By adoption of the method, scheme difference can be obviously embodied, and the uniformity of an evaluation result is avoided. The method has the advantages of simplicity in calculation, practicability and wide application prospect. The evaluation process and the evaluation result have obvious physical meanings.
Owner:SUZHOU INST FOR ADVANCED STUDY USTC

Method and system for constructing large-scale trapping scene based on cloud computing

The invention belongs to the technical field of neural networks, and especially relates to a method and a system for constructing a large-scale trapping scene based on cloud computing. The method comprises the following steps that 1, a plurality of clouds which are the same as an application layer, a transmission layer, a network layer, a link layer and a physical layer of a local end are established, and each cloud is regarded as a mirror image bait container of the local end; 2, bait resource data of a local end are collected, wherein the bait resource data at least comprise user behavior data, application use data, network environment data, login credential data, file data and flow data; and for the collected local end data, data preprocessing is performed to obtain preprocessed data, and data classification is performed on the preprocessed data. According to the method, the bait resource data is subjected to classified learning to ensure that different bait resource data can be subjected to more adaptive model training, so that the generated bait is more fraudulent.
Owner:北京元支点信息安全技术有限公司

Target base discrimination method

A target base-specific primer for use in discrimination of the base type of a target base in a nucleic acid in a nucleic acid sample, which is capable of discriminating the target base clearly with less possibility of false positive, and a target base discrimination method using the target base-specific primer, are provided. The target base discrimination method of the present invention uses a target base-specific primer for use in discrimination of the base type of a target base in a nucleic acid having a target nucleotide sequence including the target base in a nucleic acid sample, in the case where a plurality of base types can be enumerated for the target base, wherein the primer has a target base-corresponding base which is a base complementary to a base predicted as the target base, and the base type of a mismatch base is a specific base type when the mismatch base refers to a base adjacent to the 5′ side of the target base-corresponding base, and a mismatch-corresponding base refers to a base adjacent to the 3′ side of the target base in the target nucleotide sequence.
Owner:OLYMPUS CORP

Multifunctional cup holder

InactiveCN103598786AObvious differenceAvoid situations that interfere with restDrinking vesselsMidnightEngineering
The invention discloses a multifunctional cup holder which comprises a body and a cup handle. The multifunctional cup holder is characterized in that the cup handle is provided with a counting module and the outer layer of the cup handle is coated with a fluorescent coating material. The multifunctional cup holder has the advantages that the counting module can display different numbers so that cups can be distinguished obviously and confusion can be avoided; due to the fact that the outer layer of the cup handle is coated with the fluorescent coating material, a user can grasp the cup accurately at night without turning on the light, and the situation that rest of other people is affected due to the fact that the user turns on the light at midnight is avoided.
Owner:秦冉

Abnormality diagnosis apparatus for cooling system

An abnormality diagnosis apparatus for a cooling system includes a cooling portion that is formed in the component of the cooling system and has an internal flow path for flowing a coolant, a non-cooling portion that is formed in the component and has a closed flow path obtained by closing at least a part of the internal flow path, and an abnormality diagnosis portion that performs abnormality diagnosis of the cooling system based on temperature characteristics of the cooling portion and temperature characteristics of the non-cooling portion during flowing of the coolant.
Owner:TOYOTA JIDOSHA KK

Barrel mounting type large-caliber thick-wall connecting pipe of boiler and pressure vessel and connecting method

The invention discloses a barrel mounting type large-caliber thick-wall connecting pipe of a boiler and a pressure vessel and a connecting method. For a long time, welding grooves of barrel mounting type or seat type large-caliber thick-wall connecting pipes (called large connecting pipes for short) of boilers, pressure vessels, nuclear power and other pressure-bearing equipment are most in a saddle-shaped curved face form, and along with constant changing of shapes of surfaces around barrel holes, the structural forms of the grooves are single. The problems that the flame gas cutting qualityis poor, hardening layers on the surfaces of the grooves are not ground and removed thoroughly, the numerical control machining period is long, and the manufacturing cost is high exist. The barrel mounting type large-caliber thick-wall connecting pipe comprises a connecting pipe body. The shape of a welding groove on the bottom face of the connecting pipe is formed by multiple planar welding grooves, a welding groove of the type D is formed by the welding groove and the outer surface of a barrel, and the tilt angle of each planar welding groove ranges from -35 degree to 40 degrees. The barrelmounting type large-caliber thick-wall connecting pipe is applied to design and manufacturing of the manual welding rod arc welding groove structure of the barrel mounting type large-caliber thick-wall connecting pipe of the boiler and the pressure vessel.
Owner:HARBIN BOILER

Manufacturing method of modified terylene segment thrown silk

The invention discloses a method for producing modified polyester section thrown silk, comprising a spinning technical part and a post-processing technical part. In the spinning technical part, the temperature of pre-crystallization for a cationic modified polyester chip is between 150 and 190 DEG C, and the drying temperature for the cationic modified polyester chip is between 152 and 192 DEG C; and the draw ratio of a spinning nozzle is over 100. In the post-processing technical part, high twist number is adopted, a cooling plate is provided with a guide block to improve the temperature of a setting hot box, and 3.0 percent of the second overfeeding rate is suitably selected to improve the heavy twisting effect and the twist transfer for filament bundles; and heat setting is forcibly carried out at 195 DEG C. The method can produce the modified polyester section thrown silk which can maintain the excellent performance of bast fibers and make beneficial modification to the bast fibers, and is applicable to textiles.
Owner:卢新荣

Speech recognition method and device

The invention relates to the speech technology and discloses a speech recognition method and device. The method comprises the following steps: carrying out soft clustering calculation in advance according to N Gausses obtained through model training to obtain M soft clustering Gausses; during speech recognition, carrying out speech conversion to obtain feature vectors, and carrying out calculation according to the feature vectors to obtain the front L soft clustering Gausses, the scores of which are highest, wherein the L is smaller than M; and carrying out acoustic model likelihood calculating with each member Gauss in the L soft clustering Gausses serving as the Gauss needing to participate in calculation in an acoustic model in the speech recognition process. The method adopts a dynamic Gauss selection mode during speech recognition, thereby reducing the number of the Gausses needing to be evaluated in the acoustic model in the speech recognition process, and improving speed and accuracy of likelihood evaluation of the acoustic model.
Owner:LE SHI ZHI ZIN ELECTRONIC TECHNOLOGY (TIANJIN) LTD

Method and device for detecting offset of code spraying position

The invention relates to a method and a device for detecting offset of a code spraying position. The method for detecting the offset of the code spraying position comprises the following steps that more than one marker are arranged on one side of a prefabricated code spraying position of a prefabricated part; the code spraying position is adjusted to be consistent with the corresponding prefabricated code spraying position; a marking material is sprayed to the markers; a detection device analyzes the reflection of the marks, and an alarm is given out if the offset exists; and according to theoffset condition, the spraying direction of spraying heads is adjusted. The method has the beneficial effects that the markers on one side of the code spraying position of the prefabricated part havea photosensitive function, and a detection part of the detection device is used for detecting the photosensitive markers; because the markers are of circular truncated cones or conical bulges, the detection part can identify the offset direction according to the color change of photosensitive parts on the bulges, and further fine-tune the position of the spraying heads; and because the detection is carried out according to the change of the photosensitive brightness, the arrangement of bulge structure makes the difference of the photosensitive brightness more obvious and the method is more suitable for staff to identify.
Owner:HUAIAN COLLEGE OF INFORMATION TECH

Interface of a welding power source and method for defining the same

The invention relates to a method for defining an interface (32, 42, 52, 62) of a welding power source (31, 41, 51, 61) for communication with an external machine (26) that is connected to the interface. A freely configurable interface is used in the welding device, said interface being configured and activated via software directly via the operating panel of the welding power source or an external device that can be connected to the welding power source. A parameter of the welding device is allocated to an internal and / or external connection (101...105). Optionally, a link is established by stringing together graphic symbols of the software. The invention further relates to a welding power source (31, 41, 51, 61) and to a computer program which are set up for performing or storing the process according to the invention.
Owner:FRONIUS INTERNATIONAL GMBH

Image segmentation method and device, readable medium and electronic equipment

The invention relates to an image segmentation method and device, a readable medium and electronic equipment, and the method comprises the steps: obtaining the prediction object center point feature information of each pixel point in a to-be-segmented image, the prediction object center point feature information being used for representing the credibility that the pixel point is an object center point; determining center point position information of an object in the to-be-segmented image according to the predicted object center point feature information of each pixel point; and performing image segmentation on the to-be-segmented image according to the central point position information. According to the technical scheme, the central point position information of the object is considered,so that the area where the object is located is more prominent in the to-be-segmented image, the difference between the area where the object is located and the background area is more remarkable, the foreground object can be segmented more accurately when the to-be-segmented image is subjected to image segmentation, interference of the background area is effectively avoided, and the image segmentation accuracy and the segmentation effect are improved.
Owner:BEIJING YOUZHUJU NETWORK TECH CO LTD

Light self-insulation prefabricated slab system

The invention provides a light self-insulation prefabricated slab system. The system is characterized in that a constant-size light self-insulation prefabricated slab is covered between two adjacent purlins and is vertical to the purlins; the spacing between the two adjacent parallel purlins is matched with the length of the constant-size light self-insulation prefabricated slab; one end of the constant-size light self-insulation prefabricated slab is fixedly put on one purlin and the other end thereof is fixedly put on the adjacent purlin; gaps are reserved between the constant-size light self-insulation prefabricated slabs which are put on the same purlin, are arranged in the direction vertical to the purlins and are arranged oppositely; and the adjacent constant-size light self-insulation prefabricated slabs are butted with each other in parallel in the direction parallel to the purlins. The system is convenient to transport and maintain, is suitable for roofs or wall surfaces with complex load conditions, and has strong wind resistance and high reliability, thus improving the rigidity of the whole roof system.
Owner:BEIJING TIANJI NEW MATERIALS

Classification model training method and device, computing equipment and storage medium

The embodiment of the invention provides a classification model training method and device, computing equipment and a storage medium. The method comprises the steps: inputting a training sample into a classification model, and obtaining the prediction probability distribution of the training sample belonging to each class; and calculating target loss and a penalty term, wherein the penalty term is used for indicating the dispersion degree of the negative class in the prediction probability distribution. The sum of the target loss and the penalty term is recorded as total loss, and classification model parameters are updated according to the total loss. In traditional model training, due to the limitation of a loss function, the accuracy of the model on negative class prediction is ignored. The dispersion degree of negative class distribution is used as the penalty term to be introduced into the model loss to construct a novel loss function, the performance of the original loss function is improved, and the prediction capability of the model is improved.
Owner:PING AN TECH (SHENZHEN) CO LTD

Dry sea cucumber product with mark and its production process

The present invention relates to dry sea cucumber product with mark and its production process. The dry sea cucumber product has uneven mark, which is obvious, fast and hygienic. The present invention makes it possible for the consumer to distinguish different dry sea cucumber products, especially some famous ones, easily.
Owner:王辉

User-defined vehicle-mounted voice skill system and method

The invention relates to the field of vehicle-mounted voice control, and particularly discloses a user-defined vehicle-mounted voice skill system and method. A user-defined voice skill training engine, a user-defined voice skill execution engine, a user-defined voice skill script management public module and a user-defined voice skill display public module are arranged; customized vehicle-mounted voice skills are realized, the pursuit of vehicle-mounted voice individuation of people is met, and the sense of participation of users and the product experience are improved. Operation actions of a user are recorded through a voice training process, and the actions are converted into a unified script format, so that voice customization is not limited to TTS broadcast texts or vehicle control instruction texts, and voice control instructions have more selections.
Owner:HUIZHOU DESAY SV AUTOMOTIVE

End-to-end electric energy transaction auction method based on evaluation mechanism

The invention discloses an end-to-end electric energy transaction auction method based on an evaluation mechanism, and the method comprises the following steps: (1) building a multi-attribute comprehensive evaluation system suitable for a distributed power generation market from three dimensions: electric energy transaction reliability, transaction stability and transaction economy, and evaluatingthe power supply service level of each user; (2) determining evaluation coefficients of the users according to the historical energy supply service data of the users; and (3) enabling an end-to-end electric energy auction model solving algorithm based on market evaluation to give a transaction clearing strategy in each time period. According to the invention, an end-to-end electric energy transaction auction strategy between microgrid users based on market evaluation is provided, credit and qualification constraints are provided for bidders in the electric power market, the bidders with goodevaluation are enabled to be advantageous, better income is obtained, and virtuous cycle of the electric power market is promoted.
Owner:TIANJIN UNIV

Configuration method, storage medium, electronic device and system of fan identity mark

Disclosed in the present invention is a fan identity ID configuration method, relating to the field of live broadcasting, and comprising the following steps: setting the basic parameters of the fan identity ID, the level range, the live broadcast zone and the zone ID, and establishing an association between the fan identity ID and the live broadcast zone; setting a plurality of association factors between a user and a broadcaster and, when the user logs into a live broadcast, counting an index value of the plurality of association factors between the user and the broadcaster and using a normalised value method to determine the fan level of the user in the fan identity ID live broadcast on the basis of the plurality of index values; and, on the basis of the level range into which the fan level of the user falls and the live broadcast zone, configuring a corresponding fan identity ID for the user. The fan identity ID configuration method provided in the present invention diversifies the association factors between the user and the broadcaster and configures a corresponding fan identity ID, strengthening the association between the user and the broadcaster, mobilising the enthusiasm of the user to participate, increasing the attention and activity of the user, and improving the user experience.
Owner:WUHAN DOUYU NETWORK TECH CO LTD

Apple grading method and system based on residual network

The invention provides an apple grading method and system based on a residual network. The apple grading method comprises the following steps of: acquiring an appearance image of an apple; and obtaining a grading result of the apple according to the obtained appearance image and a preset apple grading network model. The Apple grading network model is obtained by training an improved residual network; and specifically, the residual network is improved by adding a convolutional attention module and a leaky rectified linear unit. Apple grading based on appearance is realized through the improved residual network. An Otsu method is used to segment an apple image on an HSI color channel, a convolutional attention module and a Leaky ReLU activation function (a leaky rectified linear unit) are added to improve a residual network, the residual network is applied to apple grading, the grading result is compared with grading results of other convolutional neural networks, and it is proved that the improved residual network can better achieve apple grading.
Owner:UNIV OF JINAN
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Eureka Blog
Learn More
PatSnap group products