68results about How to "Help with positioning" patented technology

The present invention relates to a diabetic retinopathy sign detection method and device. The method comprises: receiving a fundus image to be detected; using a convolutional neural network (CNN) model to perform processing of the fundus image to be detected, and obtaining lesion area samples corresponding to the fundus image to be detected; according to the lesion area samples, constructing SIFT (Scale-Invariant Feature Transform) feature descriptors corresponding to the fundus image to be detected; and according to the SIFT feature descriptors, using an SVM (Support Vector Machine) classifier to determine the lesion type of the fundus image to be detected. The CNN model is employed to perform rough classification of the diabetic retinopathy to five out a lesion area, the SVM classifier is employed to perform fine classification of the lesion type of the lesion area to reduce interference generated by difference between the data size and the data when the neural network is directly configured to perform lesion classification and improve the classification precision.

The present invention discloses a fingerprint recognition device, comprising a cover plate element and a fingerprint recognition module, wherein the cover plate element comprises a first part and a second part which are connected with each other, the first part is an integral mechanism, the second part comprises a substrate and a cover plate which are stacked; the fingerprint recognition module comprises at least one fingerprint sensor; the second part of the cover plate element is provided with at least one groove, the fingerprint recognition module is at least partly contained in the groove, so that the at least one fingerprint sensor can be arranged at the position closer, than the substrate, to a finger of a user; the second part of the cover plate element is provided with at least one layer of color layer, the color of the color layer at the position surrounding the fingerprint recognition module is different from the color of the color layer at other positions. In this way, the user can see the fingerprint recognition area at first sight during use, thereby facilitating quick positioning of the recognition area for the user. The fingerprint recognition module is partly arranged in the groove, and the distance between the fingerprint recognition module and a touch surface of the cover plate is reduced, thereby improving fingerprint sensitiveness and recognition accuracy of the fingerprint recognition module.

The invention relates to the field of medical image processing and application, in particular to a Chinese brain language area distribution graph construction method. The invention provides a new group-based reliable Chinese language distribution graph construction method for a current situation of locating of a Chinese brain language area not universally accepted yet in the prior art. According to the method, a Chinese brain language area distribution graph is constructed based on intraoperative cortical electrical stimulation and can be applied to the neurosurgery to accurately locate the Chinese brain language area. The construction method mainly comprises the steps of constructing a two-dimensional probability graph, a three-dimensional surface distribution graph, and a random effect model-based statistic parameter graph; and displaying the distribution situation of the language function area in the brain from two-dimensional and three-dimensional perspectives. According to the method, the deviation caused by operation of locating the Chinese language function area only by MRI can be effectively avoided; the Chinese language area can be accurately located through intraoperative language locating; and better reference and guidance are provided for clinical surgeries.

A corn ear damage detection method comprises the following steps: obtaining a training set picture and a label thereof, labeling the training set picture and a real picture with the label, wherein thetraining set picture comprises a synthetic picture and a real picture, and the label comprises a target parameter and a number of a category to which a target belongs; modifying a network structure,re-clustering and calculating a prior frame, training a detection model by using the labeled training set pictures, and finely adjusting parameters of the detection model by using the labeled real pictures; and carrying out target detection, carrying out damage detection on the corn ear picture by using the trained detection model to predict positions and quantity of the damaged corn ears in the picture through an algorithm. The invention relates to a corn ear damage detection method based on deep learning, which is used for solving the problem of detecting corn ear damage in real time in a mechanical harvesting complex scene.

The invention discloses a novel cucumber SNP molecular marker. The mark number of the novel cucumber SNP molecular marker is SLAF7695. According to the novel cucumber SNP molecular marker, the simplified genome depth sequencing technology is utilized, 73100 SLAF labels are obtained totally, 5355 polymorphic markers of three types including SNP, EPSNP and INDEL are obtained through polymorphic analysis, and 140 different markers closely related to cucumber powdery mildew resistance are obtained and mainly concentrated on the first chromosome and the sixth chromosome. Two candidate areas related to powdery mildew resistance characters are successfully located, seven special markers closely linked with cucumber powdery mildew resistance are obtained, 28 genes and related annotation information are obtained through gene annotation, and five genes are related to the functions of defense response, harm response, toxin catabolism, cell stress response and the like. The novel cucumber SNP molecular marker provides a theoretical foundation for exploration of cucumber powdery mildew resisting mechanism and molecular marker assisted selective breeding.

The invention relates to an intelligent robot real-time state monitoring and fault processing system, including a robot, a technician mobile terminal and an alarm group. The robot is provided with a sensor module, a data processing module and a communication module. The server of the robot is connected with the technician mobile terminal and the alarm group by a mobile communication module via the mobile Internet communication mode and the short distance wireless communication mode respectively, the alarm group is composed of a plurality of Buzzers and two-color warning lights, the multiple buzzers and the two-color warning lights are scattered in the workplace. The system adopts the mobile Internet technology and the short distance wireless communication technology to improve the timeliness of the fault detection, and can quickly and accurately put forward the solution to solve the problem. The alarm devices are widely scattered in the workplace. Differences in sound intensity of the alarms help to locate the faulty robot, and the difference in the colors of the alarm lights reflects the severity of the problem.

The invention relates to a train position envelope calculation method, a train position envelope calculation device and a train position envelope calculation system for moving block. Respectively determining a maximum safety front end, a minimum safety front end, a maximum safety rear end and a search direction and a search length of the minimum safety rear end relative to the transponder according to the distance from the train estimation front end to the transponder and the train positioning error; a maximum safe front end position, a minimum safe front end position, a maximum safe back end position and a minimum safe back end position are thus determined. According to the method, the specific position of the train can be positioned by the ground equipment under the condition that the vehicle-mounted equipment does not carry an electronic map, so that the running permission can be calculated for the train, the multi-train tight tracking can be realized, conditions are created for realizing the moving block, and the operation efficiency is improved.

A device for recognizing whether eggs exist or not is composed of an egg box shelf, weighing sensors, egg picking boxes, a chicken cage, a buzzer, a key, an LED lamp, a controller, a liquid crystal screen, a controller mounting box and a fixed strip plate. The egg box shelf is welded on the chicken cage. Circular hole grooves are formed in the two sides of the egg box shelf. The weighing sensors are placed in the circular hole grooves. The egg picking boxes are placed on the weighing sensors. The fixed strip plate is welded on the chicken cage. The controller mounting box is mounted on the fixed strip plate. The controller is placed in the controller mounting box. The weighing sensors can conveniently conducting locating through the circular hole grooves formed in the two sides of the egg box shelf and can detect gravity of the eggs, and therefore the whole mass of the eggs is convenient to count; the liquid crystal screen can display data of the sensors for people in a character form, and therefore people can know both the total number and the total mass of the eggs. The device is simple in structure, low in maintenance cost, and capable of avoiding waste of a large number of human and material resources.

The invention describes a device (01) for handling items. The device (01) comprises a base (04) and a connecting leve mechanism (05), the connecting lever mechanism comprises at least three driven arms (50) and a central coupling element (06), each driven arm (50) comprises an upper arm (52) and a lower arm (53) and is provided with a driver (54). At least one linear actuactor (09) controlled to drive is disposed between the base (04) and the coupling element (06), and the linear actuactor is disposed on at least one top point (41) on the base (04) in a hinged manner through a first end part (91) and disposed on at least one bottom point (61) on the coupling element (06) in a hinged manner through a second end part (92). An actuator axis (90) of the linear actuator extends between the first end part (91) and the second end part (92) of the linear actuator (09). A change of the linear actuator (09) is proportional to the variabl distance, which is preset by a position of the arm (50) and between the top point (41) and the bottom point (61), along an adjusting path of extending of the actuator axis (09).

The invention discloses a skin cosmetology device, comprising a housing, a skin mirror assembly, a laser assembly and a smoking assembly arranged in the housing, the skin mirror assembly and the laserassembly cooperate to be used for skin detection and laser treatment respectively, and the smoking assembly is used for sucking smoke generated in the laser treatment process. The skin cosmetology device comprises a housing, a skin mirror assembly, a laser assembly and a smoking assembly. The device integrates the functions of skin detection, laser treatment and smoking, that is, the detection and treatment can be cooperated by using one device, the operation is convenient, and the accuracy rate and the diagnosis and treatment efficiency of the diagnosis result are improved.

The invention discloses a thrombus removal device and a use method thereof. The thrombus removal device comprises a conveying mechanism, a control mechanism, a main bracket and an auxiliary bracket, wherein the conveying mechanism comprises a conveying pipe; the control mechanism comprises a control line and a developing ring, wherein the control line is movably arranged in the conveying pipe in apenetrating mode, and the developing ring is arranged on the control line; the main bracket is in a reticular structure, and a near-end of the main bracket is fixedly arranged at a far-end of the conveying pipe; the auxiliary bracket comprises a plurality of spiral lines which can be mutually wound and released, the near-end of a spiral line is fixedly arranged on the control line, and the far-end of the spiral line can be bound on the control line and is close to the developing ring. Through a combined action and interworking of the main bracket and the auxiliary bracket, thrombus can be efficiently removed, and an occurrence of a thrombus escape phenomenon can be prevented, so that burden brought to a patient by repeatedly removing the thrombus is reduced. The thrombus removal device and the use method thereof are suitable for a primary treatment of cerebral arterial thrombosis patients with continuous occlusion of anterior circulation and proximal aorta and small infarction.

The invention relates to the technical field of automatic detection equipment, in particular to a surface defect detection device and a surface defect detection method, and aims to solve the problems that in the prior art, when a surface defect detection technology based on image analysis is used for special detection scenes such as an arc-shaped surface or a smooth surface, surface defects are difficult to accurately detect, and the detection efficiency is high. According to the technical scheme, the surface defect detection device comprises an image acquisition device, a control terminal and a detection platform, the detection platform is used for placing a workpiece to be detected, the image acquisition device is controlled by the control terminal, and the image acquisition device comprises a lens and a grating. The optical grating is arranged between the lens and the detection platform and is used for generating moire features when the image acquisition device acquires the detection image of the defective workpiece to be detected, and the surface defect detection device has the effects of enlarging the applicable scene range of surface defect detection and improving the precision of surface defect detection.

The invention discloses an RGB-D saliency detection method based on an asymmetric double-flow network architecture. The method comprises the following steps: respectively obtaining input tensors IRGB and ID based on an RGB image in an RGB-D data set and a corresponding Depth depth map; inputting the input tensors IRGB and ID into an asymmetric double-flow network architecture to obtain multi-scale coding features based on RGB and Depth, wherein in the asymmetric double-flow network architecture, an RGB flow network further comprises a flow step module on the basis of a VGG, and four detail information transmission branches are adopted, and the Depth flow network adopts a detail information transmission branch; fusing the extracted depth features into the RGB flow through a depth attention module to obtain complementary features with rich position information; and performing feature decoding on the obtained complementary features through a decoder to obtain a final significance prediction result. According to the RGB-D saliency detection method based on the asymmetric double-flow network architecture, the RGB-D saliency detection model based on the asymmetric double-flow network architecture is constructed, the inherent difference between RGB and Depth data is fully considered, and an accurate prediction result can be obtained for many challenging scenes.

The invention belongs to the technical field of marine seismic exploration and particularly relates to a vertical measuring line system for marine shallow seismic exploration and application thereof.Compared with a conventional observation method for a horizontal measuring line of an ocean surface, the vertical measuring line system provided in the present invention and the application thereof are advantageous in that the system and the application thereof can be well used for realizing imaging of an abnormal body intersecting with a horizontal plane at a large angle; the measuring line mainly extends at a depth direction, only a small area is occupied in a horizontal direction, operation of ships at sea is not affected, and interference caused by ships that come and go is also small; anair gun seismic source consists of a plurality of air guns in different directions; after excitation of the seismic source, seismic waves can be transmitted in multiple directions. Therefore, geological information returned by side and lower interfaces can be well obtained. On this basis, the triggering of the seismic source is excited via adoption of a measurement cable via a wireless mode, waterproofness of the system can be effectively ensured, and erosion of the seismic source by sea water can be greatly reduced.

The invention relates to an intra-cerebrovascular special thrombus extraction apparatus. The thrombus extraction apparatus comprises a head-end micro-guide wire, a thrombus capture net, a net ring, anet connecting wire, a proximal marker, an operating guide wire and an apparatus leading-in catheter. The head-end micro-guide wire is arranged at the foremost end of the apparatus and is connected tothe operating guide wire; the radiography net ring is the annular edge of the thrombus capture net; the thrombus capture net, by virtue of the net ring at the edge and the connecting wire, is connected to the operating guide wire; the proximal marker is arranged on the part where the net ring connecting wire and the operating guide wire are connected; the intra-cerebrovascular special thrombus extraction apparatus is supplied into the micro catheter by virtue of the apparatus leading-in catheter; the intra-cerebrovascular special thrombus extraction apparatus is arranged at a thrombus distalend by virtue of the micro-catheter; and by withdrawing the operating guide wire, a thrombus can be captured into the net and extracted out of a body. The apparatus provided by the invention is good in flexibility, strong in passing capacity, high in thrombus extraction efficiency, low in vascular wall injury and simple and rapid to operate.

The invention relates to a collector box (10) for a motor vehicle, which includes a collector (12) for receiving heat exchange tubes (14) and a cover (16) mounted on the collector (12). The collector box (14) extends in a longitudinal direction and has a cross-section having a maximum height (h) and a maximum width (I). The collector (12) is a metal profile member defined at the longitudinal ends thereof by two end walls (13) that extend in a substantially transverse plane. Said two end walls (13) are mounted on the metal profile member and the maximum height (h) of the collector box is no smaller than at least one and a half times the width (I) of the collector.

The invention discloses an electronic sphygmomanometer. The electronic sphygmomanometer comprises a support table, an electronic measuring element, a sleeve band and a prompt system, wherein the support table is provided with a groove structure, the electronic measuring element is arranged on the support table and used for measuring blood pressure, the sleeve band is arranged on the side edge of the support table in an extensible mode, a pressure sensor and an air inflation and deflation component are arranged in the sleeve band and connected with the electronic measuring element, and the prompt system is connected with the electronic measuring element and used for prompting measured blood pressure results. According to the electronic sphygmomanometer, the groove structure is added, so that old people find right measuring gestures and measuring parts more conveniently and accurately, and through a tensile sleeve band structure, the problem that old people have difficulty in operating by a single hand is solved. Meanwhile, only by starting the electronic measuring element, can blood pressure measuring be completed, the using operating steps of the sphygmomanometer are simplified, and the sphygmomanometer helps old people to conduct real-time blood pressure measuring conveniently and accurately.

The invention discloses a net-less square table tennis table and a competition rule for the net-less square table tennis table. The net-less square table tennis table is composed of a table body and aboundary belt, and the function of the net-less square table tennis table can be completely displayed only if the net-less square table tennis table is used in accordance with the competition rule for the net-less square table tennis table. The table tennis table is not provided with a net, and is composed of a square competition table board and four aluminum alloy telescopic lifting support legs; the boundary belt adopts a white flax braided fabric, is in shape of Chinese character 'Hui', and is placed on the ground for serving as the boundary line for the competition. For the competition rule, on the basis of The International Table Tennis Federation Handbook, the partial contents including the good service, scoring and the like are modified, so that the function and the feature of thenet-less square table tennis table are adapted. The net-less square table tennis table is simple in structure, and the height of the net-less square table tennis table can be adjusted, so that peopleof different ages and levels are adapted. In match with the competition rule, the entertainment property can be increased, the communication of emotion of family members is promoted, and the problem that at present, the table tennis movement can not come into thousands upon thousands of families due to the strict demand is solved.

Provided is a flexible tube of metal in which coming off of a blade does not occur even in supply of high pressure fluid or under severe usage environments, in which it can be manufactured simply in short time, and in which cost is reduced. At a connection part of a flexible tube of metal to a counter tube, two metal plate members, and an integrated fixture part are provided. The metal plate members have holes 18 and 19 of such diameter that a tube 10 with corrugation can be inserted. The integrated fixture part is provided by holding a terminal of the blade 12 between the two metal plate members, and resistance-welding them to fix them to each other, and it is connected to the counter tube 200 in such a way that plate surfaces 21a and 22a of the metal plate members form a prescribed angle to a lengthwise axial line 300 of the tube 10 with corrugation. By thus welding the blade with the metal plate members to be integrated, and fixing the blade in a bent state, high strength can be maintained to axial force.

The invention relates to the field of development assistance, and discloses an application program display method, device and equipment and a computer storage medium. The method comprises the following steps: obtaining display assemblies involved in an application program and display states of the display assemblies; packaging thedisplay assemblies related to the application program and corresponding display state control methods to generate a unified display template, and providing a unified display interface; when it is detected that a user logs in, obtaining corresponding display parameters according to the user login information and transmitting the display parameters to the unified display interface; and calling the unified display interface to display the display assembly matched with the currently logged user. According to the method and the device, the problem of repeated code development is solved, the effect of graded display of the application program according to the user permission is achieved, and meanwhile, permission-based fine-grained display is more beneficial to positioning and analyzing the code problem, so that the development efficiency of the application program is improved.

The light-emitting automobile sign comprises a sign base, a light source piece and a sign cover installed on the sign base, and the sign cover comprises a transparent bottom cover and a sign outer cover welded to the outer surface of the transparent bottom cover. And the outer surface of the transparent bottom cover comprises a covering area for mounting the sign outer cover and a light-transmitting area for transmitting light of the light source part. The production efficiency of the light-emitting automobile sign is improved, and the percent of pass of the light-emitting automobile sign can be increased.