2545results about How to "Easy to choose" patented technology

Provided are an unattended electric car rental system and a rental method. The system comprises a vehicle-mounted terminal, a user terminal and a management platform; and the vehicle-mounted terminal and the user terminal both perform data transmission with the management platform, and a wireless connection is formed between the vehicle-mounted terminal and the user terminal. The method comprises steps of: the management platform obtaining user information, obtaining user deposit, receiving information of a reserved vehicle, monitoring a time when a user picks up the vehicle, controlling the user to pick up the vehicle, verifying the user information, controlling starting up and running of the vehicle, controlling the user to return the vehicle, the management platform performing automatic deductions, and introducing a whole process of implementation of vehicle renting. The system provided by the invention is novel in design, and is convenient for the user to use; a rental process does not need the participation of staff members, thereby implementing unmanned renting. The method provided by the invention provides more convenience for the user in a renting process, and real-time feedback of information enables the user to timely obtain related information, thereby ensuring rights and interests of rental enterprises and users.

A thin-wall hollow form for concrete to in-situ pour hollow non-beam floor is composed of top plate, peripheral wall and bottom plate, and is characterized by that its bottom plate contains at least one thin strip for improving its resistance to impact and collision. Its advantages are simple structure, high strength, toughness and resistance to deformation and vibration, light weight and low cost.

A member for in-situ casting the reinforced concrete is composed of two halves, which are fastened together to form a hollow thin-wall member used for in-situ casting hollow floor slab, roof, wall, etc. Said member is made up by die pressing. Its advantages are high strength, low cost, and convenient transportation.

The invention discloses a method for estimating a discontinuous orthogonal frequency division multiplying channel based on compressed sensing. The method comprises the steps of: designing a channel estimating pilot pattern, selecting a pilot pattern and estimating a channel frequency domain response. The pilot pattern is selected by using two schemes. The first scheme is to maintain a traditional uniform pilot pattern and automatically disable a pilot at a disabled sub-carrier in order that an available pilot presents a natural non-homogeneity. The second scheme is to fix the quantity of the pilots and utilize the following optimized problems to search P sub-carrier transporting pilot marks in the available sub-carrier based on a criterion of recovering matrixes correlation minimization, wherein L is the channel length, P is the number of pilots, and N is the total number of OFDM system sub-carriers. The method of the invention can be applied to various scenes of the disabled sub-carrier. Through the method of the invention with fewer pilots, the acquired channel estimating property and system error ratio property are better than those acquired by using the other methods in prior art.

A method for synthesizing voice based on rhythm character includes text processing program formed by text standardizing step, rhythm structure analysis step and language treatment step, synthetic element selecting program formed by element confirming step, matching step, pasting-up step, optimizing and screening step; voice synthesization processing program formed by base frequency outline generating step of phrase unit, base frequency outline generating step of syllable unit and intonation superposing step.

The embodiment of the invention discloses a method and apparatus for providing a video cover. The method comprises: a video file uploaded by a user is received, a scene changing key frame is determined according to a changing situation of contents of adjacent frames in the video file, and a picture corresponding to the scene changing key frame is cut out; on the basis of a pre-trained machine learning model for picture classification, the cut pictures are graded and ranked; according to the ranks, the preset number of the pictures having the high scores are used candidate pictures for a video cover and are provided for a user, so that the user can select one from the candidate pictures for the video cover. Therefore, missing of all important scenes in the video file can be avoided; picture repetition in the provided candidate pictures for the video cover can be reduced; the qualities of the candidate pictures are improved; and the user can select a proper video cover conveniently.

The invention discloses a shopping behavior prediction method, and the method comprises the steps: selecting different target users at different shopping stages, and obtaining sample data from a user behavior log of the selected target users; respectively extracting a first feature set for marking user behavior from the sample data at each shopping stage; respectively training the first feature sets at different stages through a decision tree model, obtaining a feature combination through multiple iteration, and enabling the feature combination to serve as a second feature set; respectively employing the first and second feature sets at all shopping stages to train a pre-built machine learning model, wherein the machine learning model is used for predicting the shopping demand degree of a user; and determining the shopping stage of a to-be-detected user according to the machine learning model at different shopping stages. The invention also provides a corresponding shopping behavior prediction device.

A hole-forming member for in-situ casting the reinforced concrete is such a one used to combine a whole cavity. The connecting parts are used to combine two or more said members to form a hollow thin-wall member. Its advantages are high strength, low cost and high construction speed.

A method for processing voice synthetic text based on rhythm structure includes comparing inputted text with preset special symbol table to output legal pronunciation character string, comparing legal pronunciation character string according to participle rule and rhythm structure analysis rule to output labeled character string with rhythm structure information, comparing labeled character string with preset rhythm rule and phonetic table word by work and outputting label phonetic code string labeled rhythm information.

The present invention is a system and method for management of consumer services such as health care services which combines new financial structure for health insurance and health benefit plan, payment methods, health plan design, benefit development algorithms, unique procurement methods for health care benefits with and without application to an individual consumer's personal state of health, and is integrated with financial services and asset management products, and benefits for an individual consumer's future medical and/or retirement savings, for healthcare needs. The method and system employs a combination of the defined benefit and defined contribution approaches which combination is referred to herein as “defined-care.” Defined-care model or the healthcare asset management model has two primary components, one which is referred to herein as a “health management and retirement account”, and the other of which is an infrastructure “connected portal” that interfaces through a technology platform with the health management and retirement accounts and the account holders. The foundation of this infrastructure according to the present invention is a technology platform across which a variety of processes are implemented. In the technology platform for the infrastructure of the present invention, the conventional processes and the new processes are integrated, thereby allowing a change to one process to be adopted by or otherwise accommodated by the other processes.

A hollow form for in-situ pouring concrete is composed of the form unit and bottom plate, and is characterized by that form unit consists of top plate and peripheral wall and is divided into two halves. Its advantages are simple structure, high strength, low cost and easy manufacture.

The invention discloses a density peak clustering algorithm based on the density adaptive distance, and aims at solving the problem that a density peak clustering algorithm based on the Euclidean distance is incapable of processing a data set of complex structure effectively. The density peak clustering algorithm based on the density adaptive distance is realized by that (1) the density adaptive distance is calculated according to the Euclidean distance and the adaptive similarity, so that a data space distribution structure is described in a better way; (2) an input parameter, namely the cutoff distance, of the algorithm is calculated according to the proportion of the total number of neighbor points of data points to the total number of a data set sample on the basis of the density adaptive distance; (3) according to the cutoff distance and the density adaptive distance, the local density of each data point as well as the shortest distance from the data point to a point of higher local density are calculated, a decision diagram is drafted, and a clustering center is selected; and (4) each residual point is distributed to a cluster to which the nearest neighbor point of the higher local density belongs, and a clustering result is obtained. Experiments on artificial data sets and UCI real data sets show that the density peak clustering algorithm based on the density adaptive distance, compared with the density peak clustering algorithm based on the Euclidean distance, can handle the data set of complex structure and is higher in accuracy.

The invention relates to a shopping search recommending and alarming method and system and relates to the technical field of Internet. The method comprises the following steps: in a background pre-treatment stage, S101, capturing raw information from shopping websites by virtue of a crawler system; S102, directly storing the raw information so as to update a database center; S103, obtaining the sum X of negative comments according to a predefined semantic analysis model; S104, calculating the cheating rate P1; S105, calculating to obtain the sum Z of positive comments according to the predefined semantic analysis model; S106 calculating to obtain a recommendation level P3; storing the cheating rate P1 and the recommendation level P3 in the data center so as to update the data center; S109, providing information to the client by virtue of the search websites after the data center is updated in real time; S110, providing browsing for users by the client according to the cheating rate P1 and the recommendation level P3 provided. The interactive shopping search recommending system comprises a crawler system, a pre-treatment center, a data center and search and result display websites; the risk that the user is cheated in shopping is reduced.

The invention relates to an interactive operating device (100) comprising a display device (35; 43; 59; 72; 102; 150; 170; 180) and to a method for operating the interactive operating device (100). Said method comprises the following steps: graphical information is displayed on the display device (35; 43; 59; 72; 102; 150; 170; 180); sensor information is captured; an operating action is activated when it is determined, using the sensor information, that a body part (36) of a user is located within an activation range that is defined three-dimensionally in relation to the representation area of an operating element (33; 61; 151; 161-169; 181 - 186) on a display device (35; 43; 59; 72; 102; 150; 170; 180), said operating element being assigned to the operating action; ; the captured sensor information comprises user information which is evaluated for determining an operating intent for the at least one operating element (33; 61; 151; 161-169; 181-186) prior to the operating action being activated; and the information represented on the display device (35; 43; 59; 72; 102; 150; 170; 180) is adapted in accordance with the determined operating intent such that the at least one operating element (33; 61; 151; 161-169; 181-186) is optimised for activating the operating action which is assigned to the operating element (33; 61; 151; 161-169; 181-186). The operating device (100) is preferably configured as a component of a motor vehicle console in order to allow the execution of the operating method.

The invention discloses a method for realizing extraction of comprehensive errors and determination of compensation values for a jig system, and relates to the field of mechanical processing. The method includes the following steps of: acquiring a comprehensive error parameter model of the jig system; establishing an on-machine detection platform, and determining the position and the posture deviation delta qW of a workpiece below a machine tool coordinate system on the basis of an on-machine detection technique and the comprehensive error parameter model of the system; establishing a comprehensive error compensating model of the jig system according to a coordinate transformation theory, and determining compensation values of the machine tool in three directions at each point of the motion track of a cutter by compensating operation. The method clearly and simply clarifies the mapping relation between the jig system error and the workpiece posture offset, and has a sufficient theoretical basis; a concise and precise error extraction method is provided; the precise measurement and calculation of jig errors can be realized. According to the method, the real-time processing compensation can be carried out, and the processing precision is further improved.

The invention provides a high non-linear optical fiber excited Brillouin scattering effect and amplitude ratio based microwave frequency measurement method and device and belongs to the technical field of microwave photonics. The device provided by the invention is composed of a tunable laser, a coupler, a phase modulator, a strength modulator, a vector network analyzer, an opto-isolator, a high non-linear optical fiber, a circulator, an erbium-doped optical fiber amplifier, a microwave signal source, a DC voltage stabilizing power source and a photoelectric detector. The frequency range of to-be-detected microwave signals can be enlarged through increasing bandwidths of the strength modulator and the phase modulator and enlarging the scanning range of the vector network analyzer and measurement precision can be improved through reducing noise in optical links and increasing the magnitude of energy transfer of excited Brillouin scattering effect. According to the invention, an amplitude ratio function curve is constructed based on the high non-linear optical fiber excited Brillouin scattering effect and a frequency value of to-be-detected microwave signals is obtained through the amplitude ratio function curve. Therefore, the measurement precision is improved.

The invention discloses a method for capturing, tracking and processing satellite optical communication. The method comprises the following steps: (1) capturing the field of view of a detector by a satellite so as to acquire the beacon light which is transmitted by an other-side telecommunication satellite laser load, and carrying out imaging on the beacon light so as to acquire the position of facula; (2) adjusting antenna according to the position of the facula so as to enable the facula to be positioned in a field of view with the pixel size of M*M; (3) adjusting the facula to be positioned in a field of view with the pixel size of N*N through quickly rotating a mirror to align with the facula; and (4) continuously detecting the position of the facula in the field of view of N*N, and returning to the step (3) when the facula skips out of the field of view with the pixel size of M*M. With the adoption of the method for capturing, tracking and processing the satellite optical communication, disclosed by the invention, the high-accuracy computation for the facula can be realized under the condition of the astigmation and the halation of the facula, and the change of the optical communication link distance and the irregular circular spot of the facula, thus the establishment of capturing and tracking of the satellite optical communication can be rapidly and effectively realized.

The invention discloses a biaxial automatic tracking device and a biaxial automatic tracking method for a maximum power point of a solar panel. The device comprises a pre-starting module, a sun detection module, a position control module, a driving module, a maximum power point control module, a maximum power point tracking module and a power module, wherein both the pre-starting module and the sun detection module consist of optic probe circuits; both the position control module and the maximum power point control module consist of singlechip circuits and 16-bit interruption circuits; the driving module consists of a direct current motor driving circuit; and the maximum power point tracking module consists of a solar cell panel circuit and a circuit with a maximum power point tracking (MPPT) function. In the method, the position of the sun is tracked along the vertical direction and the horizontal direction; a solar cell panel is driven to be perpendicular to light; and the maximum output power point of the solar cell panel is tracked by a perturbation and observation method to utilize converted solar energy to the greatest extent. By the device and the method, the utilization efficiency of the solar energy can be effectively improved; and the device has a simple structure, is low in cost and has great application and popularization values.

The invention discloses a discovery method of a complex network community. The discovery method comprises the following steps of: 1, establishing adjacency matrix representation of a network which is required to be analyzed; 2, determining the value of an initial partition point; 3, calculating the degree of each node in the network; 4, selecting K points with the highest node degrees as initial partition points; 5, selecting a specific needed partition point; and 6, giving a last community discovery result by using a computer according to the last partition point obtained in the step 5. The invention provides a partition-point-based discovery method for processing a complex network community for the computer. Through the method, the technical problem that a large-scale complex network cannot be processed by using the computer in the prior art is solved, a large amount of computer storage space can be saved in a calculation process, system resource occupied by calculation is reduced, and operation speed and efficiency of the computer are improved; simultaneously, a downward decomposition method and an upward polymerization method are unified.

The invention discloses an automatic detection method of jitter of a video. The automatic detection method comprises the following steps of: a first step, selecting feature points from a video picture; a second step, tracing and matching the feature points in an adjacent frame; a third step, removing abnormal points of the feature points to obtain an inter-frame motion vector; a fourth step, extracting a video jitter frequency and video jitter amplitude features; a fifth step, extracting histogram features of an inter-frame light stream vector; and a sixth step, judging the video jitter degree through a classifier. According to the automatic detection method, any prior knowledge is not needed while judging whether the video has jitter and the automatic detection method has the advantage of a higher accuracy rate.

The invention discloses an electromagnetic radiation parameter testing system. The system is composed of a receiving subsystem, a parameter testing subsystem, a signal processing and control subsystem and an auxiliary subsystem. The system can realize automatic testing by use of a lifting rotary turntable, a program-controlled attenuator and a microwave switch, and can automatically monitor and store multiple data; a power divider is used for providing multiple testing channels so as to test and monitor multiple radiation parameters in real time; and an amplitude limiter is used for performing key protection on an easily damaged testing element, thereby guaranteeing the safe work of the system. A wave detector is used for testing the pulse power so as to conveniently acquire the electric field waveform of the wideband time domain pulse; uncorrected envelope technology is used for measuring the pulse signal envelope, and the testing system structure is simplified; the automatic testing and storage of multiple dynamic data can be realized in real time, and a mater control computer and a comprehensive data post-processing software platform can realize seamless link. A powerful means is provided for the electromagnetic radiation testing of a complex electromagnetic environment.