164results about How to "Dynamic Adjustment" patented technology

The invention discloses an automatic adjusting method and device for the thread number aiming to realizing the optimization of resource utilization. The automatic adjusting device comprises a resource monitoring module, a training module, a thread number determining module and a thread managing module, wherein the resource monitoring module is used for monitoring the use condition of each computing resource in a server; the training module is used for quantizing the resources used by one newly-increased thread for each type of task; the thread number determining module is used for determining the thread number of each type of task and giving a thread number adjustment instruction; the thread managing module is used for determining an instructive dynamic management thread of the module according to the thread number and is used for creating, recovering and destroying a thread. According to the automatic adjusting method and device disclosed by the invention, the adjustment on the thread number can be automatically finished by using methods of monitoring resources, managing the thread and the like, without manual intervention completely, so that the workload of optimizing performance by software developers is reduced, the thread number can be adjusted dynamically, accurately and quickly and the resource utilization of the server reaches or approaches to optimization.

The invention discloses a method and a system for dynamically adjusting virtual-machine memory in a cloud computing environment. The method includes formulating a dynamic memory adjusting strategy; monitoring operational state of a virtual machine in real time, and acquiring memory using quantity of the virtual machine; judging whether the memory using quantity is larger than an upper-limit threshold value of the dynamic memory adjusting strategy or smaller than a lower-limit threshold value of the dynamic memory adjusting strategy; if the memory using quantity is larger than the upper-limit threshold valve, dynamically adding the memory of the virtual machine; if the memory using quantity is smaller than the lower-limit threshold value, dynamically reducing the memory of the virtual machine. According to the method, through a cloud management platform, dynamic expansion or reduction of the memory of the virtual machine can be effectively realized on the premise that the virtual machine is not switched off, ceaseless operation of core services in the virtual machine can be guaranteed, and unnecessary memory waste is reduced.

The invention relates to an automatic leveling device and an automatic leveling method. The automatic leveling device comprises a horizontal detection module, a processing module, and a regulating module. The horizontal detection module is arranged on an object platform and is used for detecting the horizontal offset of the object platform in real time and generating electric signals; the processing module is connected with the horizontal detection module and is used for processing the electric signals and generating a driving control signal; and the regulating module is connected with the processing module and is used for performing horizontal regulation according to the driving control signal. By detecting the horizontal offset condition of the object platform in real time and according to the inclination of the object platform, the automatic leveling device and the automatic leveling method generate the corresponding driving control signal and dynamically regulate the object platform. Therefore, the object platform is always positioned in the horizontal state.

The embodiment of the invention discloses a method for determining the through optical path, comprising the steps as follows: candidate node pairs are gained according to the bandwidth occupied by all monitored paths and router nodes which all paths go through; the bandwidth between the candidate node pairs exceeds the prearranged bandwidth threshold; according to the prearranged route selection strategy, one node pair is selected out of the candidate node pairs and used as two ends of the through optical path. The embodiment of the invention also discloses a server for determining the through optical path. The embodiment of the invention also discloses a system for establishing the optical path. The method, the server and the system can dynamically adjust the network topology and optimize the network resource.

The invention relates to a method for adjusting allocation of carrier peer-to-peer (P2P) network resources according to the behavior of users, which comprises the following steps: recording and tracking credit of the long-term behavior of a user in a P2P network in a centralized control manner, and performing real-time management and adjustment of the implementation of a certain uploading or download task by the network user via the self-regulation of a user terminal. The method adopts an excitation principle as the basic principle for adjusting the allocation of carrier P2P network resources. The method uses a comprehensive means to enable each node (at least most nodes) in a system to adopt cooperative and responsible behavior, to be willing to contribute own resources to the system and to assume and perform the duty required by the system, so as to maximize the overall efficiency of the system and ensure the benign and sustainable development of the entire system.

The invention provides a video recommending method based on video affective characteristics and conversation models, which is characterized in that: affective characteristics of a video are adopted as the comparison foundation, multiple affective characteristics are extracted from the video and an affiliated sound track to synthesize an attraction-arousal curve diagram (V-A diagram), then the V-Adiagram is homogenized, the homogenized V-A diagram is classified into different identical blocks with a fixed quantity, a color block diagram of each block is determined, a difference of the two color block diagrams on corresponding positions of two pictures is compared to a threshold value to obtain a block difference and a coverage difference, finally the similarity value of the two videos canbe obtained, and a processed result for clustering the similarity value is used as a video recommend result. The method also adopts a conversation model to update the video recommend result during the continuous watching process of a user. Due to the adoption of the method, the video recommend result can more satisfy the current affective status of the user, the clicking rate of the user on the recommended video and the number of the continuously-watched video can be improved.

This invention relates to a method and a system for playing network stream media data including: A, a customer end gets information of channels, B, selecting channels to get related action node list of the channels, C, getting new fellow node information to realize distribution of stream media data between the customer end and the fellow nodes by a channel server. Said system includes a media source and a customer characterizing that the channel server stores updated channel information files in the channel issued Web server, which receives the channel sent by the channel server and stores its information files, the customer end gets new fellow node information based on the action node list to realize distribution and play of stream media data.

An illumination system has a plurality of light emitters (R5G5B), a first light- collimator (1) for collimating light emitted by the light emitters, and at least a second light- collimator (2) for collimating light emitted by the light emitters. The first light-collimator is arranged around a longitudinal axis (25) of the illumination system, and the second light- collimator is being arranged around the first light-collimator along the longitudinal axis. Light propagation in the first light-collimator is based on total internal reflection. Light propagation in the second light-collimator is based on total internal reflection or on reflection at an outer surface of the second light-collimator facing away from the longitudinal axis. A cavity (3) is provided between the first and the second light-collimator. The cavity is provided with a switchable optical element based on electrowetting, wherein the switchable optical element is switchable in a mode of operation reducing the effect of the second light- collimator.

The invention discloses a method for downlink control channel interference coordination in a layered heterogeneous network. The method comprises steps of S101, discovering victim user equipment (UE); S102, performing interference detection for a downlink control channel and enabling the victim UE to report interference information to evolved node B (eNB) which the victim UE belongs to; S103 enabling macro evolved node B (MeNB) and home evolved node B (HeNB) to perform interaction of interference coordination information; S104, enabling the MeNB and the HeNB to divide resources occupied by the whole downlink control channel into control channel element (CCE) groups, wherein the MeNB and the HeNB occupy respectively CCE groups which are not overlapped; S105, enabling control channel resources which are respectively occupied by the MeNB and the HeNB to be respectively instructed to macrocell user equipment (MUE) and femtocell user equipment (FUE) through broadcast channels; and S106, enabling the MUE and the FUE to perform blind deconvolution of the downlink control channel in accordance with corresponding control channel resources. The method can avoid cross-layer interference and same-layer interference.

The invention belongs to the technical field of optics, and in particular to a graphene surface achromatic Airy light beam generator excited by Array grating in the field of special light beam generation apparatuses and optical trapping. According to the invention, the light beam generator is composed of a silicon dioxide or a semiconductor material which serves as a substrate, a nano diffraction grating array structure which is inscribed in the surface of the substrate, and a single-layer graphene which is laid on the surface of the grating. The Airy light beam generator has strong mode restraining capability, has ultra-long light beam propagating distance, and has important significance in micro-optical particle manipulation and optical shaping; since the tenability and flexibility of materials of the graphene, the apparatus can provide dynamic tuning properties, and is easy to operate; the generator can work in medium infrared wave band and Terahertz wave band, and the SPP of the Terahertz wave band happens to be at sensitive wave band of an organism. Therefore, the apparatus has wide application potential in the field of biosensing.

The invention discloses a molecular sieve granulator which comprises a power transmission part, a cylinder part, a screw conveyer, a rake part and a water sprayer; wherein, the power transmission part is connected with the cylinder part, and the screw conveyer, the rake part and the water sprayer are arranged in the cylinder part. The granulator is provided with the screw conveyer which can realize uniform feeding without clogging, a spraying system of adjustable flow which is convenient for controlling the humidity of a molecular sieve, and a rake device which can realize automatic material stirring, thus realizing continuous operation of the device, and the yield is high. The product of the molecular sieve of the invention can be applied to chemical oxygen production and molecular adsorption filtration, and can be widely applied to industrial processes such as gas preparation, filtration of harmful gases, etc.

The invention discloses a method, a system and equipment for balancing loads. The method provided by the invention effectively solves the problems of packet loss and service interruption when a tunnel between a park and a branch is abnormal under a condition of multi-egress networking of network of the park of an enterprise. Meanwhile, the traffic at the egresses can be dynamically adjusted to ensure to keep double-egress bandwidth load balance.

The invention relates to a method and an apparatus for playing teaching videos on a mobile terminal. According to the invention, teaching courseware is opened in a video interface of a mobile terminal. The teaching courseware includes a teaching video. The teaching courseware also includes one or several combinations of the following contents: one or more other videos besides the teaching video, pictures and texts corresponding to the teaching video or a chapter directory list corresponding to the teaching video. When the teaching courseware is being played in the video interface, a dragging action to the progress bar of any video leads to the progress change of other videos and corresponding pictures, texts and chapter directory are directed and selected. The method and apparatus can meet the various demands of a user.

The invention discloses a display method and device. The method comprises the following steps that: determining a distance between a display interface and a user; according to a corresponding relationship between a preset distance and a display parameter, determining the display parameter corresponding to the distance between the display interface and the user; and according to the determined display parameter, carrying out display. Through the method, according to the distance between the user and the display interface in real time, the display parameter is dynamically regulated, so that consumption for processing resources in a terminal can be saved, and a complex process that a user sets the display parameter on the own is avoided.

The invention discloses a composite sea cable current-carrying capacity calculating method. The method comprises establishing a geometrical model; outputting physical property parameters of composition materials; performing grid division and establishing a finite element model of a photoelectric composite sea cable; setting value ranges of environment temperatures and heat convection coefficients, an initial environment temperature, an initial heat convection coefficient, a photoelectric composite sea cable working current; calculating temperature field distribution of the photoelectric composite sea cable and acquiring the conductor temperature and the optical fiber temperature in the photoelectric composite sea cable; determining whether |TC-t| is larger than epsilon or not, determining whether TC-t is larger than 0 or not; storing the environment temperatures, the heat convection coefficients, the current-carrying capacity and the optical fiber temperature to a current-carrying capacity database; adjusting the parameters so as to enable the heat coefficient h to be equal to h2; adjusting the parameters so as to enable the environment temperature T to be equal to T2; and calculating the current-carrying capacity of the photoelectric composite sea cable at the optical fiber temperature. The method can flexibly and dynamically adjust the current-carrying capacity of the photoelectric composite sea cable according to season changes and environmental condition changes so that the capability of transmitting electric energy of the photoelectric composite sea cable can be exerted to the utmost.

The embodiment of the invention discloses a cache data processing method. The cache data processing method comprises the steps that using feature information of historical cache data is acquired through a server, wherein the using feature information at least comprises the using frequency of the historical cache data; the server determines a target cache processing strategy for the historical cache data according to the using feature information of the historical cache data, wherein the target cache processing strategy is at least used for updating at least part of the cache data in the historical cache data; the historical cache data is processed at least through the target cache processing strategy for the historical cache data, and then the historical cache data corresponding to the server is updated. The embodiment of the invention further discloses the server and configuration equipment.

The invention discloses a method of simulated estimate of expressway-traffic-accident-affected areas based on particle filter algorithm. First, the data of highway traffic network structure is obtained to build the simulation model of expressway traffic network and in the corresponding location of the actual vehicle detector a simulated vehicle detector is arranged; the traffic accident information on spot is obtained together with the history data provided by vehicle detectors on the accident section to estimate the dynamic OD data on the accident road section when the accident takes place; and the traffic flow the next moment is simulated and compared, and the weight of simulation particles and queue length and output start and end position of the jam are calculated to get the maximum area affected by the accident.The method provided by the invention combines VISSIM with the particle filter data assimilation, allowing the simulation system to dynamically absorb real-time expressway traffic state data, track the traffic trend and estimate the traffic accident-affected area.

The invention discloses a method and device for extracting keywords of a business field. The method comprises the steps of obtaining at least one text in the business field; calculating the word frequency and the inverse document frequency of each keyword included in each text; according to the word frequency of each keyword and the inverse document frequency, determining the critical degree indexof each keyword included in each text; according to the critical degree index of each keyword included in each text, screening to obtain the keywords satisfying predetermined conditions from the texts; according to the screened result, determining the keywords in the business field. The technical problem in the prior art that a word table of words which should be deleted needs to be manually maintained, and the judgment of the keywords is inaccurate are solved.