55results about How to "Avoid invalid operations" patented technology

The invention provides an electronic shifting processing method and device and an automobile. The method is applied to the electronic shifting device comprising a reset type shifting knob and a press type gear-shifting knob; and the method comprises the steps that gear-shifting operating parameters generated after the electronic shifting device is operated are acquired, and a first gear of the automobile at present is acquired, wherein the gear-shifting operating parameters comprise a knob rotation direction and a knob rotation range generated after the reset type shifting knob is rotated; and a gear requested by a user is determined according to the first gear and the gear-shifting operating parameters. According to the electronic shifting processing method and device and the automobile, the situation that logical judgement in the shifting processing process is simple and reliable is ensured while the purposes that user operation is simple and convenient, and the user experience is promoted are achieved, and thus the ease of use and the safety of automobile driving are promoted.

The invention provides a precise grabbing method for a mechanical arm. The method comprises the following steps that a grabbing position vector diagram containing position coordinates of the mechanical arm position coordinates of an to-be-carried object is acquired; after the grabbing position vector diagram is detected and received, grabbing route data between the mechanical arm position coordinates and the position coordinates of the to-be-carried object are analyzed according to the grabbing position vector diagram, and the data is transmitted to a first laser sensor; when the grabbing route data is detected, the first laser sensor is used for detecting whether an obstacle exists on one grabbing route according to the grabbing route data so as to obtain an alternative grabbing route; anoptimal grabbing route is acquired according to the alternative grabbing route and is transmitted to a second laser sensor; the optimal grabbing route is analyzed, and the second laser sensor is controlled to guide the mechanical arm to the position coordinates of the to-be-carried object in a fixed-point mode according to the optimal grabbing route; and the mechanical arm is controlled to complete grabbing.

The invention is suitable for the technical field of data processing and provides a recycle bin file recovery method and apparatus. The method comprises the steps of receiving a recovery instruction for files in a recycle bin; judging whether a tag identification model corresponding to the files is updated after the files are written in the recycle bin or not; and if the tag identification model is updated, processing the files based on the updated tag identification model in recovery operation performed on the files according to the recovery instruction. Whether the identification model is updated or not is determined firstly; if the identification model is not updated, pictures are recovered according to the recovery instruction, and tags of the files are written in a tag database; and if the identification model is not updated, the files are processed according to a new identification model, so that the deleted files do not need to be processed during model updating, and the problemof identification result incompatibility among different identification models is solved.

The invention discloses an image recognition method and device, and belongs to the technical field of machine learning. The method comprises the steps that in the image recognition process, when a layer of a deep neural network receives a feature map, acquiring at least one feature vector, located in the scanning window, of the feature map based on the scanning window corresponding to an intra-layer convolution kernel; and filtering the first target element in the at least one feature vector and the second target element in the at least one weight vector, the sum of the first target element and the second target element being 0, and the position of the first target element in the feature vector being the same as the position of the second target element in the weight vector; on the basis of the at least one filtered feature vector and the at least one filtered weight vector, carrying out convolution continuously; and based on the feature points obtained by convolution, obtaining a layer output feature map. According to the method, redundant operation in the convolution processing process is avoided, so that the calculation amount of image recognition is greatly reduced, and the image recognition speed and efficiency are improved.

The invention discloses a control method of an air conditioner. The control method comprises the steps that a control parameter copy command of a first air conditioner is acquired; based on the control parameter copy command, at least one second air conditioner relevant to the first air conditioner and control parameters currently corresponding to the first air conditioner are acquired; and the control parameters are sent to the at least one second air conditioner so as to control the at least one second air conditioner to operate. The invention further discloses a control device of the air conditioner, the air conditioner and a computer readable storage medium. Control convenience of the air conditioner is improved.

The invention discloses a three-value carbon nanotube successive approximation analog-digital converter. The three-value carbon nanotube successive approximation analog-digital converter comprises a bolt lock comparator, a successive comparison logic circuit, a control circuit, a first capacitor array and a second capacitor array; an output end of the lock comparator is connected with an input end of the successive comparison logic circuit, an output end of the successive comparison logic circuit is connected with the control circuit, the first capacitor array and the second capacitor array are the three-value capacitor arrays; the first capacitor array and the second capacitor array are controlled by the control circuit for connecting to three types of voltage for charging and discharging the different capacitor array, effectively avoiding the invalid operation for the switch and greatly reducing the circuit power consumption; the bolt lock comparator adopts the high speed and low power consumption characteristic of the CNFET and adopts the CNFET for designing, the energy consumption and power time delay product can be further reduced; the energy consumption and power time delay product are less, and positive significance can be obtained for further researching low power consumption three-value successive approximation analog-digital converter with larger scale.

Embodiments of the invention provide an execution method and device of deletion operation for group member resources, and an originator device so as to solve the technical problems that operation for each member of a group fails after the member resources are deleted, and then a communication resource is wasted. The method comprises receiving deletion requests, sent by an originator, for the group member resources, distributing the deletion requests to the members according to uniform resource identifiers (URIs) of the group member resources, receiving responses of the members, deleting the group resources or updating the group resources, and sending the responses to the originator. The technical scheme of the embodiments is advantageous in that, after the group resources are deleted, the member URIs in a memberList is updated or the group is deleted; or the operation for deleting group resource is changed into updating operation, invalid operation for the group resource of the deleted members can be prevented, and a network resource is saved.

The invention discloses an output parameter setting method and system of a set top box, and belongs to the technical field of digital television terminals. The output parameter setting method of the set top box comprises the steps of enabling the set top box to be connected with a display device and read extended display identification data of the display device; analyzing the extended display identification data to obtain resolutions supported by the display device, as well as color space and color depth modes in the presence of the corresponding resolutions; switching the resolution of the set top box based on the resolution selected by a user and displaying the color space and the color depth mode supported by the display device in the presence of the current resolution; and receiving the color space and the color depth mode selected by the user and setting the color space and the color depth mode to the set-top box. According to the technical scheme, the output parameter setting method of the set top box has the advantages that invalid operation is avoided as the EDID information of the display device is obtained and the resolution supported by the display device is only displayed while the resolution is set; and redundant display is avoided and convenience is brought to searching as the color space and the color depth mode supported by the display device in the presence ofthe current resolution are only displayed.

The invention provides a reconfigurable system configuration controller comprising: a configuration storage module which comprises a configuration packet storage device and a configuration group storage device, wherein the configuration packet storage device is used for storing configuration packets and the configuration group storage device is used for storing configuration groups; a configuration packet analysis module used for analyzing the configuration packets, generating configuration group indexes and configuration group effective flag bits and outputting the same to a configuration group reading module; the configuration group reading module used for reading effective configuration groups from the configuration group storage device according to the configuration group indexes and the configuration group effective flag bits; a configuration group reconfiguration module used for starting or stopping a reconfiguration process and a pipeline execution process of calculating arrays according to whether the configuration groups are in position or not and whether input data are in position or net. The reconfigurable system configuration controller can reduce power consumption of reconfigurable systems and improve the calculating performance of reconfigurable systems.

The invention relates to an electric meter reading system and method. The system comprises an electric meter concentrator and electric meter measuring units. The electric meter concentrator comprisesat least one electric meter interface, each electric meter interface is used for being inserted by one electric meter measuring unit, the electric meter concentrator further comprises a first interface communication module, and the first interface communication module is in communication with the electric meter measuring units through the electric meter interfaces; the electric meter measuring units are inserted into the electric meter concentrator through the electric meter interfaces and include measuring modules used for recording power consumption data for users, the electric meter measuring units further include second interface communication modules, and the second interface communication modules are in communication with the electric meter concentrator through the electric meter interfaces. The electric meter measuring units of the system are directly inserted into the electric meter concentrator, and the situation is equivalent to the integration of the electric meter concentrator and electric meter measuring units as a whole part. Therefore, the communication between the electric meter measuring units and the electric meter concentrator is internal communication, interference can be reduced, and the communication reliability is improved.

The embodiment of the invention discloses a face recognition method, device and system and a readable storage medium. The face recognition method comprises the following steps: acquiring a frame imagecontaining a face image; dividing a face image region in the frame image based on Haar features, and obtaining a plurality of different regions of interest; extracting a heart rate signal of each region of interest; and performing frequency domain calculation on the plurality of heart rate signals corresponding to the plurality of regions of interest to obtain a heart rate value. The heart rate value with high accuracy can be detected and acquired in real time.

The invention discloses a group member information updating method and device. The method includes: after a group host creates a group resource, the group host transmits a group creating notification to the host of each group member to allow the host of each group member store the group information; when a group member is deleted on the corresponding host side, the group host receives the group resource updating request message transmitted by the host deleting the group member, and the group host deletes the group member deleted on the host side from the group according to the request message. By the method, invalid operations on group resources by deleted members are avoided, and network resources are saved.

The invention relates to the technical field of municipal water conservancy projects, in particular to a municipal pipeline rainwater recycling pipeline plugging device. The municipal pipeline rainwater recycling pipeline plugging device comprises a plugging box, a plurality of plugging plates and a control worm, wherein plugging openings are formed in the top, the bottom, the front side and the rear side of the plugging box in a communicating manner, the multiple plugging plates are located in the multiple plugging openings correspondingly, plugging air bags are arranged at the outer sides of the multiple plugging plates correspondingly, and air bag boxes are fixedly installed at the inner sides of the multiple plugging plates correspondingly; filling air bags are arranged at the front sides and the rear sides of the interior of the air bag boxes, filling openings are formed in the front sides and the rear sides of the air bag boxes in a communicating manner, an inflation nozzle is installed at one side of the plugging box, an inflation pipe is arranged at the inner side of the inflation nozzle, and the inflation pipe is communicated with the multiple plugging air bags and the multiple filling air bags; and the control worm extends into the plugging box and is rotationally connected with the side wall of the plugging box. The municipal pipeline rainwater recycling pipeline plugging device can be flexibly adjusted according to the size of a pipeline, and improves the use flexibility.