43results about "Mechanical pattern convertion" patented technology

A method for controlling a mobile terminal, and which includes displaying, via a display, a plurality of items on a touch screen of the mobile terminal; receiving, via a controller on the mobile terminal, a first touching signal indicating a first item of the plurality of items has been touched and held for a predetermined amount of time; displaying, via the display, a first preview screen corresponding to the selected first item when the first item has been touched and held for the predetermined amount of time; receiving, via the controller, a second touching signal indicating a flicking operation has been performed on the touch screen while the first touching signal is still being received; and displaying, via the display, a second preview screen of a next-priority item among the plurality of item instead of the first preview screen based on the received first and second touching signals.

The invention discloses an electroencephalogram signal feature extraction method combining with a public space mode algorithm and an EMD. Firstly, electroencephalogram signals of a subject are selected as a training set and a testing set, and the signals of the single subject in two channels C3 and C4 are pre-processed; then, experience mode decomposition is conducted on the prepressed EEG signals to obtain a series of intrinsic mode functions IMFi, and energy spectrum diagrams of all the intrinsic mode functions are drawn; then, previous three order IMF components of the channels C3 and C4 undergoing a single pass test are merged to form a N * T matrix Xi, wherein N represents IMF number, T represents the number of sampling points undergoing one test, the whole experiment process includes G groups of tests, and G groups of vector matrixes are obtained and are divided into G1 groups of test vector matrixes and G2 groups of training vector matrixes which are respectively subjected to public space mode decomposition. CSP filtering is conducted on the intrinsic mode functions decomposed by utilizing the three channels and the EMD, frequency domain information of the EMD is added on the basis of the CSP, and the problem that the CSP is lack of the frequency domain information is solved.

An image processing apparatus having a slideshow function includes: a storage unit that stores files corresponding to a plurality of images; a display unit that displays the plurality of images; a slideshow performing unit that reads the files from the storage unit and sequentially displays the plurality of images on the display unit in a slideshow function; a user input unit that receives input manipulation of a user and generating a signal; and an image processor that performs image processing on the files corresponding to images selected from the plurality of images displayed on the display unit based on the signal of the user input unit after the slideshow performing unit completes the slideshow function.

The invention discloses a real-time gesture recognition method which comprises the steps of (1) decomposing an obtained gesture video into image sequences sorted in a chronological order and preprocessing obtained images and then carrying out hand-region segmentation, (2) extracting a hand shape feature of a hand region in each image and using an SVM support vector machine to identify the hand shape feature as a corresponding gesture value, (3) combining the gesture value of each image and a direction feature of a motion trajectory obtained by an iterating LK pyramid optical flow algorithm asa feature vector of each dynamic gesture image, (4) carrying out loop execution of steps (2) and (3) with a loop end condition that all images of a current video are processed so as to obtain a complete set of feature vector sequences, (5) creating a gesture template library, (6) carrying out optimization DTW match on the obtained feature vector sequences and all templates in a template library, calculating the degree of distortion of the match, wherein recognition is failed if the degree of distortion is larger than a distortion threshold, and a recognition result is outputted if the degree of distortion is smaller than the distortion threshold.

The invention provides a voice command processing method and a corresponding electronic device. The voice command processing method is applied to the electronic device, and an interface including display objects corresponding to operations are displayed on the display screen of the electronic device. The voice command processing method comprises the steps of: receiving a first input implemented by a user in a first manner; determining a range in the interface according to the first input, wherein the range relates to one or more display objects; providing the range to the user; processing each related display object in the range, and thus determining a keyword for indicating each display object, wherein the keywords of the display objects are different from one another; providing the keywords to the user; using the keywords as matching words for implementing voice matching, so that when inputting the keywords through voice, the user executes the corresponding operation of the display object corresponding to the keword. According to the voice command processing method and the electronic device, the user can input a voice command conveniently and rapidly.

A system, method, and computer-readable medium are disclosed for dynamically controlling a multi-modal camera system to take advantage of the benefits of sensing gestures with a 2D camera, while overcoming the challenges associated with 2D cameras for performing gesture detection. In certain embodiments, the multi-modal camera system includes an RGB camera and a depth camera, thus providing both a 2D and a 3D capture mode.

The invention provides an intelligent interaction method and apparatus. The intelligent interaction method comprises the steps of obtaining a user hand action image, wherein the user hand action image is obtained after a user hand action is shot; determining an operation type corresponding to the user hand action according to the user hand action image; and making a response to the user hand action according to the operation type. According to the method, natural and efficient man-machine interaction can be realized.

The invention relates to a method, a device and equipment for danger prompt information in virtual scene and a storage medium, and relates to the technical field of virtual scenes. The method comprises the following steps: displaying a virtual scene interface comprising a picture of observing a virtual scene by a virtual object, wherein the picture comprises a thrown target prop; in response to the fact that the timing duration after the target prop receives the triggering operation does not reach the target duration, acquiring the action range of the target prop; in response to the fact thatthe virtual object is within the action range of the target prop, displaying danger prompt information in the virtual scene interface, wherein the danger prompt information is used for indicating theposition relation between the target prop and the virtual object, and the relative position relation comprises at least one of the distance and the relative direction. By means of the method, operations needing to be executed in the process that a user determines the accurate position of the throwing type ammunition are reduced, and power consumption of the terminal is reduced.

The present invention is a software application that is capable of producing a music playlist or a video playlist according to upcoming concerts and a plurality of narrowing criteria. The software application can be accessed through a web browser. A concert database is searched to find all related concerts according to inputted concert narrowing criteria. A music playlist is generated by retrieving all artist tracks within a music database matching a plurality of music narrowing criteria. A video playlist is generated by retrieving all artist videos within a video database matching a plurality of video narrowing criteria. Music playing software and video playing software are provided to play the music playlist and the video playlist. The music playlist and the video playlist can continuously update according to updating criteria. Comedy and other non-music related acts at a concert can also be implemented into the music playlist and the video playlist.

The invention discloses an intelligent assignment scheduling AR multi-person remote assistance method based on an ant colony algorithm. The method comprises the following steps of: an operation and maintenance worker operates the intelligent operation and maintenance APP and wears AR glasses on site; operation and maintenance are carried out through a fault detection operation and maintenance module of the intelligent operation and maintenance APP. In case of difficult operation and maintenance which cannot be solved, remote assistance is applied through a remote assistance module of the intelligent operation and maintenance APP, an AR glasses camera is used for directly transmitting a field situation to an expert remote assistance center at a first-person perspective, and the expert remote assistance center intelligently judges experts in related technical fields through an ant colony algorithm to give field connection guidance. According to the power equipment fault detection operation and maintenance mode, the skill knowledge reserve requirement for basic operation and maintenance personnel can be reduced, the workload is reduced, experts in related technical fields are intelligently judged by adopting an ant colony algorithm model for matching guidance, the optimal solution of expert scheduling can be quickly found in a short time, and the resource utilization rate is improved.

The invention discloses an intelligent data transmission system and method. The system comprises an electronic device, an EEG (electroencephalogram) collector and a signal sampling element. The electronic device is connected with the EEG collector. The EEG collector is arranged on the head and is connected with the signal sampling element arranged on the head. The EEG collector is used for collecting a sensing signal of the signal sampling element and transmitting the signal to the electronic device. The electronic device comprises a main unit and a decoding unit. The decoding unit is used for receiving the signal from the EEG collector, converting the signal into a digital signal and transmitting the digital signal to the main unit. The intelligent data transmission system and method has the advantages that running of the electronic device can be controlled through detection of EEG, and the electronic device can be controlled more automatically and more conveniently.

The invention is applicable to the technical field of computers, and provides a vision detection method and device based on terminal equipment, equipment and a storage medium. The method comprises thesteps that when the vision detection request is received, the relative distance of the display screen of the terminal equipment from the eyes of the user is measured; size adjustment is performed onthe vision detection chart stored on the terminal equipment according to the relative distance; the vision detection symbols on the adjusted vision detection chart are displayed and outputted according to the preset vision detection mode, and the gesture action of the user is detected so as to generate the corresponding user vision information; the user vision information is stored in the user's vision information database, and the user vision is analyzed according to the vision information database; and the user is reminded about eye using according to the analysis result of the user vision.Therefore, the convenience and intelligent degree of vision detection can be effectively enhanced and then the user experience can be enhanced.

Systems and methods for turning on and off full screen mode of an application running on a touchscreen. In some aspects, a method includes receiving an input on the touchscreen; determining whether the input is a first predetermined gesture; and turning off full screen mode when the input is the first predetermined gesture. The method also includes determining whether the first predetermined gesture starts from a predetermined area.

The invention discloses a line-of-sight tracking method, a line-of-sight tracking system and line-of-sight tracking equipment of general head-mounted equipment based on binocular measurement. The binocular measurement equipment includes an imaging display device, a line-of-sight tracking device, and an infrared-light generation device. A visual-focus-point tracking device includes an infrared reflection lens and miniature infrared cameras. The method contains the following steps: image data preprocessing; offline measurement equipment calibration; online measurement equipment calibration; andline-of-sight direction measurement and gaze point measurement. The method and the equipment can realize technical effects of improving calibration precision, reducing calibration time, and then improving an experience effect of a user in interaction of the general head-mounted equipment.

The embodiment of the invention discloses a generation method and device for a virtual reality surgery scene. The method comprises the following steps that: collecting the sign data of a target human body, and generating a virtual reality human shape model according to the sign data, wherein the sign data comprises three-dimensional data, the index data of each human body position, the index data of each human body tissue and the like; when a surgery operation instruction input by aiming at the virtual reality human shape model is received, obtaining the surgery operation information, wherein the surgery operation information comprises a surgery operation gesture; and carrying out synthetic processing on the virtual reality human shape model and the surgery operation information to generate a virtual reality surgery scene, and outputting the virtual reality surgery scene. When the method is adopted, the surgery is trained to enrich surgery operation ways and improve the success rate of the surgery.

A comprehensive method for generating mathematical equations and symbolic scientific expressions using pure HTML and CSS is disclosed. This method renders the equations portable and editable and contrasts with previous procedures that represent equations using a whole built-up graphic objects. An application of the method using HTML and JavaScript is also disclosed. Finally, a procedure for documenting the equations within the HTML document is included such that the equations are interpretable and can be converted to and from other formats such as LaTex, MATHML, or linear representation.

The invention discloses a keyboard capable of achieving quick touch sense feedback. The keyboard comprises a keyboard body, a virtual key area is arranged on the keyboard body, and a functional assembly is arranged in the keyboard body. The virtual key area comprises a touch screen and a display screen, the display screen is used for displaying the positions of virtual keys and located below the touch screen. Piezoelectric actuating modules corresponding to the virtual keys one to one are arranged below the display screen. The functional assembly comprises a processor and a storage unit which is electrically connected with the processor, the processor is connected with a pulse encoder and a communication module which is used for making communication with a computer, and the processor is electrically connected with the touch screen, the display screen and the piezoelectric actuating modules. Each piezoelectric actuating module comprises a piezoelectric ceramic piece and an electrical actuating module body or an electromagnetic pulse module body, the piezoelectric ceramic pieces are arranged below the display screen and the electrical actuating module bodies or the electromagnetic pulse module bodies are arranged below the piezoelectric ceramic pieces. The two ends of each electrical actuating module body or each electromagnetic pulse module body are coupled with the two ends of the corresponding piezoelectric ceramic piece respectively.

The invention discloses an AR system for substation inspection, including an AR helmet, on which a processor and a power supply connected to the processor, a camera, a wireless transmission module, a voice input module, a memory and gesture recognition are arranged. module, a display screen is arranged on the lens of the AR helmet, and the display screen is connected to the processor. The present invention solves the problem of low accuracy of substation inspection in the prior art, and provides an AR system for substation inspection. When it is applied, the AR helmet cooperates with the substation inspection, and setting reminders can avoid real-time monitoring and inspection. It is easy to miss the wrong detection during the inspection, and at the same time transmit the inspection results to the inspection data center in real time, so as to achieve real-time on-site, which helps to maintain the stability and accuracy of the data.

The invention relates to the field of hybrid reality technology, in particular to a method and system for obtaining a hybrid reality scene. The method of the invention is characterized by generating afirst virtual scene through a first hybrid reality headset display, and acquiring a real scene by a solid camera, wherein the solid camera is physically fixed with a second hybrid reality head-mounted display; mapping a first spatial model corresponding to the first hybrid reality headset display and a second spatial model corresponding to the second hybrid reality headset display to the same coordinate system; and superimposing the first virtual scene and the real scene according to the coordinate system to obtain a mixed real scene. The hybrid reality scene viewed by a user wearing a hybridreality head-mounted display is presented from a third person perspective.

The invention provides a gesture sensing module and method as well as an electronic apparatus. The gesture sensing module is arranged on a substrate and comprises at least one luminous unit, at least one light sensor and a control circuit. The luminous unit is used for providing a light beam to irradiate a sensing region, wherein a central optical axis of the light beam and a normal vector of the substrate form an included angle, and the included angle is not equal to zero. The light sensor is used for sensing reflected light of a reflected light beam of a target object in the sensing region and generating a sensing signal according to the reflected light. The control circuit is coupled to the light sensor and the luminous unit, and judges a proceeding direction of the target object according to the sensing signal.

The invention discloses a display control method, a terminal and a computer readable storage medium. In the use process of the terminal, the terminal can monitor whether a preset display switching condition is triggered or not, when the display switching condition is monitored to be triggered, a naked eye display correction parameter is obtained, and the naked eye display correction parameter corresponds to a strength required for eyesight correction when a terminal user watches with naked eyes; the image data to be displayed on the terminal screen is processed according to the acquired nakedeye display correction parameter, and the processed image data is displayed through the terminal screen. The invention further discloses a terminal and a computer readable storage medium. By implementing the scheme, the display effect of the terminal can be matched with the current watching vision of the terminal user, and the display of the terminal can be matched and changed according to the current watching vision of the terminal user, so that the terminal can be suitable for various use scenes of the terminal user, and the satisfaction degree of user experience is improved.

The invention discloses a method and device applied to virtual reality equipment and the virtual reality equipment. A specific implementation manner of the method comprises the following steps of: obtaining a virtual scene feature of a virtual scene displayed by the virtual reality equipment to serve as the current virtual scene feature; searching a virtual atmosphere strengthening operation corresponding to the current virtual scene feature according to a preset corresponding relationship between virtual scene features and virtual atmosphere strengthening operations; and in response to the searched virtual atmosphere strengthening operation corresponding to the current virtual scene feature, taking the searched virtual atmosphere strengthening operation as a target virtual atmosphere strengthening operation, and executing the target virtual atmosphere strengthening operation. According to the implementation manner, corresponding virtual atmosphere strengthening operations are executedaccording to specific virtual scene features.