55results about How to "Automatically determined" patented technology

The invention discloses a method and a device for predicting advertisement click rate. The method includes: 1) acquiring a historical data sample as training data; utilizing a random forest method to select most valuable characteristic and removing irrelevant or small-correlation characteristic; 2) utilizing a regression model to predict the advertisement click rate of the training data without irrelevant or small-correlation characteristic. By means of the scheme, the usable data range can be greatly improved, and the data utilization efficiency can be improved after the irrelevant or small-correlation characteristic is removed. For the data missing problem, the method is not sensitive to data missing, the method can achieve a good effect even some data are lost. The irrelevant characteristic in data can be determined automatically, and accurate advertisement click rate can be achieved.

The present invention relates to a method for a high purity germanium detector efficiency calibration without a radioactive source. Said method is capable of automatically, quickly and correctly ascentaining a high purity germanium crystal and its sensitive region size, then directly performing a simulation calculation adopting a monte carlo method, and then quickly achieving the high purity germanium detector efficiency calibration without a radioactive source.

The invention discloses a system and method of group buying pattern balance and payment making use of the communication technique. The invention uses telephone numbers as marks of product buyers, adopts the transaction way of first payment plus preferential payment, and after the system gathers the first payment information, the statistics of practical transaction situations are made, and the preferential payment of network group buying is finished by making use of the accounting system of telecom operators based on the pattern balance situations. The invention has the advantages that the invention avoids the bad results caused by the inconsistency between the predicted transaction quantity and the practical transaction quantity in the network group buying, which achieves the best benefit distribution in network group buying between product buyers and product suppliers, and simplifies the process of network group buying, which is convenient for the participants of the group buying transaction and is beneficial to the development of network group buying, and can reduce the pattern balance and payment cost and efficiency of the group buying organizations and improve the efficiency of network group buying. The invention is particularly suitable for the network group buying websites and telecom operators.

The present invention provides a shaping rate deciding method capable of deciding the shaping rate of a pressing apparatus properly and promptly. In the shaping rate deciding method for deciding the shaping rate of the pressing apparatus, a plate material is provided with a plurality of measurement points, and is pressed at a predetermined shaping rate by the pressing apparatus. Next, the distorted states (at points Q1 - QN) at the individual measurement points thus pressed are plotted in a shaping limit diagram containing a shaping limit line (FL) of the plate material, thereby to form a distortion distribution diagram. Of the points (Q1 - QN) plotted in the distortion distribution diagram, the point the closest to the shaping limit line (FL) is adopted as a specific measurement point. The shaping rate of the pressing apparatus is made lower than the predetermined shaping rate, in case the specific measurement point is located in an extended region (Epsilon2 > 0), but is made higher than the predetermined rate, in case the specific measurement point is located in a drawn region (Epsilon2 = 0).

The invention relates to the technical field of artificial fibers, and discloses a length-adjustable automatic centering artificial fiber winding roller positioning device. The device comprises a base, wherein a supporting plate is movably connected to the top of the base, a driving wheel is fixedly connected to the bottom of the supporting plate, a supporting column is fixedly connected to the top of the supporting plate, an adjusting rod is movably connected into the supporting column, a worm is fixedly connected to the outer portion of the adjusting rod, and a fixed gear is connected to theouter portion of the worm in an engaged mode. Through cooperative use of the worm, a fixed gear, a fixed sliding block and a positioning plate, the effect of clamping a winding roller is achieved, the stability of the winding roller is effectively guaranteed, the winding rollers with different diameters can be conveniently fixed, the use range of the device is effectively enlarged, meanwhile, theeffect of automatically determining the axis of the winding roller is achieved, and the axis of the winding roller and the rotating axis of the supporting plate are collinear, so that the rotating stability of the winding roller is effectively guaranteed, and winding shaking is effectively avoided.

Embodiments of the invention provide an address information processing method and device, and relates to the field of data mining. The method comprises the following steps of: obtaining address information; carrying out matching processing according to the address information and a set regular expression, wherein the regular expression comprises address types and judging conditions thereof; and determining an address type, to which the address information belongs, according to the matching result. According to the method and device provided by the embodiments of the invention, address types can be automatically and correctly determined.

The invention relates to a position adjusting method of a wheel speed sensor. The method is applied to a performance test process of the wheel speed sensor so as to adjust an installation position ofthe wheel speed sensor relative to a test gear ring. The method comprises the following steps: building a wheel speed sensor test platform, and completing wiring preparation work among all modules ofthe test platform, wherein a wheel speed sensor is installed at the initial position relative to a test gear ring; rotating the test ring gear relative to the wheel speed sensor to output a sensor signal from the wheel speed sensor; and adjusting the installation position of the wheel speed sensor relative to the test gear ring according to the sensor signal output from the wheel speed sensor so as to determine the optimal installation position. The invention further relates to a position adjusting device of the corresponding wheel speed sensor and wheel speed sensor performance detection equipment comprising the position adjusting device.

The invention provides an information association method and device, electronic equipment and a storage medium, and relates to the field of artificial intelligence such as natural language processing, deep learning and big data processing, and the method can comprise the steps: building corresponding test question banks for different courses; respectively determining feature word sets corresponding to different courses according to the corresponding test question banks; obtaining a to-be-associated question, and extracting feature words from the question; and determining the course corresponding to the question according to the extracted feature words and the feature word set corresponding to each course. According to the scheme, manpower and time cost can be saved.

The invention discloses an Internet of Things equipment information determination method and device, equipment and a storage medium, and relates to the technical field of Internet of Things. The method comprises the following steps: acquiring a historical reporting moment when first equipment reports data last time, wherein the first equipment is equipment which has reported data to a management server; judging whether the time difference between the historical reporting moment and the current moment is greater than a preset duration threshold value or not; and if yes, updating the running state of the first equipment to be an offline state, and determining an offline reason of the first equipment based on an offline reason determination rule. According to the embodiment of the invention, the offline reason of the Internet of Things equipment can be quickly determined.

Various embodiments set forth techniques for directional sound modification. In one aspect, a system includes a plurality of audio sensors configured to acquire sound from an environment and at leastone processor coupled to the plurality of audio sensors. The at least one processor is configured to determine a direction within the environment, generate an audio signal based on sound acquired fromthe direction within the environment, and transmit the audio signal to at least one audio output device to generate audio output. The audio output combines with sound from the direction within the environment to produce a modified sound.

The embodiment of the invention provides a regression range determination method, device and equipment and a computer readable storage medium. The regression range determination method comprises the following steps: deploying an old code to a server, carrying out a service test, and recording first information related to the old code; deploying a new code to the server, carrying out service testing, and recording second information related to the new code; comparing the first information with the second information; based on a comparison result that the first information is inconsistent with the second information, searching the service related to the second information as the regression range, the key data can be collected before code modification, the influence point can be immediately analyzed according to the new key data after code modification, the regression range of the regression test can be quickly, accurately and automatically determined, and the burden of test personnel isreduced.

The present invention discloses a potential energy cluster algorithm for automatically determining a cluster center. The objective of the invention is mainly to solve the two defects that the potential-based hierarchical agglomerative clustering (PHA) needs to artificially arrange the number and the distribution mechanism only depends on the distance so as to weaken the potential energy influence. The method comprises: obtaining the potential energy of each data point, arranging the potential energy of each data point from big to small, finding out the distance from father nodes of each data point to the father nodes, calculating the [Gamma]i value of each node, employing the K-means algorithm to perform clustering (K is 2) in the one-dimensional space according to the [Gamma]i value of each node, and selecting one class with few data points as a clustering center set. After the clustering center is determined, each cluster center represents one class, and the residual data points are included into the cluster where the samples with having the smaller potential energy and having the nearest distance are located. The potential energy cluster algorithm for automatically determining the cluster center automatically determines the number of the clusters and has high accuracy and higher practicality.

The invention relates to a navigation driving system for a railway vehicle underbody inspection system. The system comprises a trigger positioning device used for locating the position of a to-be-detected target point in a to-be-detected railway vehicle and generating a deceleration signal and a parking brake signal and a parking positioning device that is connected with the trigger positioning device and is used for decelerating the inspection system according to the deceleration signal and parking and braking the inspection system according to the parking brake signal to enable the inspection system to be located and parked at the to-be-detected target point. According to the system, the detection equipment is accurately and stably stopped at the position of the to-be-detected target ina double-positioning mode; the trigger positioning device is used for locating a randomly parked maintenance target point position and triggering deceleration and parking brake signals in due time, the parking positioning device can respond to the deceleration signals and the parking brake signals respectively, and finally the inspection equipment is accurately parked at the maintenance target point position at a time.

The embodiments of the invention relate to a method and a device for training a hybrid model. The hybrid model includes multiple sub-models. The method includes the following steps: determining a first distribution of a first set of data relative to the sub-models in response to the reception of the first set of data; reducing the dimension of the first set of data to determine a second distribution of the first set of data after dimension reduction; updating a third distribution of model parameters used in the sub-models based on the first distribution and the second distribution; determining a fourth distribution of a second set of data relative to the sub-models in response to the reception of the second set of data after the first set of data; reducing the dimension of the second set of data to determine a fifth distribution of the second set of data after dimension reduction; and updating the third distribution based on the fourth distribution and the fifth distribution.

The invention discloses a method for automatically synthesizing a multi-robot distributed controller from a global task. The method comprises the following steps: acquiring a synthesized multi-robot controller protocol; extracting and synthesizing the global task in the multi-robot controller protocol, synthesizing a global strategy about the global task through a GR(1) comprehensive algorithm, and projecting the global strategy to a proposition set of each robot node to generate a local framework of each robot; respectively calculating to obtain a communication proposition set Ci of each robot, and supplementing propositions on the corresponding local frame migration edge by using the communication proposition set Ci to obtain a local strategy of each robot; and enabling each robot to obtain an available controller according to the local strategy, and using an SAT solver to for solve the available controller to obtain the successor of the robot. According to the invention, the controller and the communication strategy can be automatically and efficiently generated for the robot.

Disclosed is a method for determining a reference position of a steel belt. The method comprises: (1) heating one section of the steel belt to the color changing temperature, and forming the color difference between a heating section and a non-heating section on the surface of the steel belt after the steel belt is heated; 2) identifying different colors formed after the surface of the steel beltis heated by adopting a color sensor, and determining the color changing position of the steel belt; and 3) taking the color changing position as a steel belt length metering reference point. The invention also correspondingly provides a device for determining the reference position of the steel belt by using the method. According to the invention, the color difference between the heating sectionand the non-heating section of the steel belt is identified by using the color sensor according to the color difference between the heating section and the non-heating section formed during heating ofthe steel belt, so that the discoloring position is determined, and the discoloring position is used as a reference point for metering, therefore, nondestructive, correct and simple positioning can be achieved. In particular, the initial position and the length of the steel belt can be conveniently and automatically determined by a sensing signal of the color sensor through the controller.