35results about How to "Improve recognizability" patented technology

The invention relates to a design method for linear discrimination of a sparse representation classifier based on nuclear space. The method comprises the following steps of reading training samples, performing nonlinear transformation on the training samples to transform the training samples to the high-dimensional nuclear space, learning the training samples of each kind in the high-dimensional nuclear space, finding out the contribution (namely the weight) made by each individual in the training samples of the kind to constructing the subspace of the training sample of the kind, forming dictionaries through products of the training samples of the kind and a weight matrix, and sequentially arranging the dictionaries of all kinds to form a large dictionary matrix; obtaining linear discrimination sparse codes of the test samples inside the nuclear space on the basis of the dictionary matrix, and performing fitting on the test samples through the dictionaries of each kind and linear discrimination coding corresponding to the dictionaries; adopting the kind with the minimum fitting error as the category of the test samples. It can be ensured that sparse codes of the samples of the same kind are concentrated, sparse codes of the samples of different kinds are dispersed, the sample discrimination is effectively improved, and the performance of the classifier is improved.

A head light device of vehicle capable of inhibiting enlargement of upper and lower sizes of the head light as well as improving probability of position lamp being identified is provided. The head light and the position lamp are accommodated a head light unit (30) of a single housing (31) and the position lamp bulb (60) is configured in a position on a lower end of a reflector (43) of the head light bulb (40) and in displacement in any one of left and right sides of the width direction. There are a pair of left and right position lamp bulbs (60) in left and right sides in width direction on lower end of the housing (31). A pair of left and right indication lamp bulbs (50) are arranged in left and right sides in width direction on upper end of the head light bulb (40). A pair of left and right head light bulbs (40) is arranged in a gap that is narrower than that of the position lamp bulbs (60). A light guide plate (41) of the head light bulb (40) and a reflector (61) for the position lamp are integrally formed to reduce parts number.

The invention discloses an intertidal zone monitoring method based on a multifunctional radar, comprising the following steps: drawing a boundary map of land and tidal flat in radar echoes; enhancingradar echoes images; by optimizing the parameters of two thresholds T1 and T2 in the SIC inter-frame accumulation algorithm to suppress the sea clutter better, and generating a picture using the processed echo data by OpenGL; using the Canny edge detection function in OpenCV to read the current picture every three seconds and displaying a area of the current intertidal zone in real time. Accordingto the intertidal zone monitoring method based on multifunctional radar, drawing a boundary map of land and tidal flat is completed by using TinyXML technology and the OpenGL polygon separation method, the amount of calculation is greatly reduced, and a benchmark is given, which is easy to monitor; the parameters of two thresholds T1 and T2 in the SIC inter-frame accumulation algorithm are optimized to suppress the sea clutter better, the identifiability of the intertidal zone is increased; in addition, the area of the current intertidal zone can be displayed in real time, and the identification accuracy of the intertidal zone is improved.

The invention relates to the technical field of photochemical detection and analysis, and discloses a fluorescent compound used for oil flooding viscosity detection in tertiary oil recovery, a preparation method and application thereof. The fluorescent probe is 2-(4-(bis(4-methoxyphenyl)amino)phenyl)anthracene-9,10-dione (TPAMD). The probe compound of the present invention is composed of groups with aggregation-induced luminescent properties and anthraquinone groups with electron-withdrawing effects, and simultaneously have aggregation-induced luminescent properties and intramolecular charge transfer properties. The probe is easy to prepare, has a high yield, has a good response to viscosity, and has a good linear response. At the same time, it can cope with complex solvent environments and has good resistance to solvent interference. It can detect the viscosity of chemical displacement agents in the oil recovery field. , has the potential for analytical detection in many viscosity-sensitive fields such as chemistry, food, and the environment.

The present invention provides a print order receiving device for image data which is equipped with a slit shape taking-in / out port having inserting / drawing recording media and a plurality of read driving devices RD arranged so that taking-in / out port for recording media face one flank side of a device housing so as to read image data recorded on a plurality of kinds of recording media; and a holder part 35a which holds rolled recording paper 37 and a printer unit 35b which performs printing to the recording paper and has its vertical width smaller than the holder part are arranged side by side so that the holder part is positioned more nearly to the inside surface of the device housing than that of the printer unit and said printer unit is positioned vertically in the presence range of the holder part, said small-sized read driving device SR having small length in inner direction of the plurality of read driving devices and said printer unit are arranged closely one over the other. Taking-in / out port faces formed by all terminal edges of said taking-in / out ports are arranged in state of uptilting.

The invention relates to a small sample behavior recognition method based on multi-dimensional prototype reconstruction and reinforcement learning. The average prototype of the class, and the re-weighted similarity attention is used to calculate the similarity between the query set sample and the support set sample and the class average prototype, and re-weight the support set sample and the query set sample according to their corresponding similarity, and get two Prototype, the two prototypes are weighted and summed to obtain a cross-enhanced prototype, and a double triplet optimization classification feature space is constructed to enhance the discriminative ability of the cross-enhanced prototype for different categories, and the optimized cross-enhanced prototype is used to identify all categories. The video in the query set sample is classified, which greatly improves the classification accuracy.

The invention discloses an image identification method of stirring friction welding arc stripe interval. The image identification method is characterized by mainly comprising the steps of: obtaining image, carrying out binarization processing on the image, carrying out post processing on the binary image and detecting and calculating the arc stripe interval, firstly, obtaining a microscopic picture of a stirring friction welding arc stripe tool; and then, performing gray scale, wave filtering and binarization processing on the microscopic picture of the arc stripe tool; removing the isolated points, the interior stripe detects and the incomplete edge stripes of the binary image; and finally, determining the arc stripe interval calculation range, calculating the arc stripe interval and processing the data. The image identification method of stirring friction welding arc stripe distance disclosed by the invention greatly enriches the obtaining method of arc stripe parameters and provides certain foundation for research of the arc stripe parameters in the stirring friction welding.

The invention discloses a medical image information marking method and device and a medical device. The medical image information marking method includes the steps of distributing a unique examination serial number to each patient on whom the medical image examination is conducted, and marking medical images of the patients with the examination serial numbers. According to the technical scheme, the identifiability of image data of the patients can be improved.

The invention relates to a design method of a linear discriminative sparse representation classifier based on kernel space, the steps are: read training samples, perform nonlinear transformation on the training samples, transform them into high-dimensional kernel space, and perform each A class of training samples is used for learning, and the contribution (ie weight) made by each individual in this class of training samples to construct the subspace of this class of training samples is found. The product of this class of training samples and the weight matrix forms a dictionary, and all categories of The dictionaries are arranged in turn to form a large dictionary matrix; the linear discriminant sparse code of the test sample in the kernel space is obtained through the dictionary matrix, and the test sample is fitted with each type of dictionary and the linear discriminant sparse code corresponding to the dictionary, and the fitted Error; the class with the smallest fitting error is the class of the test sample. The invention can ensure that the sparse codes of samples of the same type are concentrated, and the sparse codes of samples of different types are dispersed, thereby effectively increasing the discrimination of samples and improving the performance of classifiers.

A car roof trim cover integrated assembly comprises a front top lamp trim part, a top cover left trim strip, a top cover right trim strip, a front top daytime running light, a top cover rear identification part and a top rear trim part. The front ceiling lamp decorating part is arranged at the front part of the roof of the commercial travel vehicle; the top cover left decoration strip is positioned on the left side of the roof; the front end of the top cover left decoration strip is connected with the left side surface of the front ceiling lamp decoration part; the front end of the top cover right decoration strip is connected with the right side face of the front top lamp decoration part, the front middle portion of the front top lamp decoration part is provided with a backwards-inclined air guide face from bottom to top, lamp grooves are formed in the positions, close to the lower portion, of the two sides of the air guide face, and front top daytime running lamps are arranged in the lamp grooves; top cover rear identification pieces are embedded in the outer sides of the rear ends of the top cover left decoration strip and the top cover right decoration strip. The top rear decorative part is arranged on the rear portion of the roof, and the two ends of the top rear decorative part are connected with the inner sides of the rear ends of the top cover left decorative strip and the top cover right decorative strip respectively. The space in the vehicle can be expanded, the influence of wind resistance is reduced, the identifiability of the vehicle is improved, accidents are prevented in advance, and driving safety is guaranteed.

A structure of vehicular illuminator can ensure enough brightness of bulb light transmitting to different directions and can execute reliable light distribution in the structure of vehicular illuminator which executes light distribution in the direction different from the reflection direction of main reflector. The structure of vehicular illuminator is provided with the following components: a notch (81) which is formed on a main reflector (67) and guides the bulb light to the back side of main reflector (67), and an auxiliary reflector (82) which extends to the back part of main reflector (67) along the irradiation direction of bulb light guided by the notch (81). The bulb light which passes through the notch (81) and is guided to the back part of main reflector (67) is executed with light distribution in a direction different from the reflection direction of main reflector (67) by the auxiliary reflector (82).