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111results about How to "Simplify the determination process" patented technology

Device and method for determining parameters of push pieces, push piece dyeing machine and method for manufacturing blood smear

The invention discloses a device and method for determining parameters of a push piece, a push piece dyeing machine and a method for manufacturing a blood smear. The push piece dyeing machine comprises a blood transmission device, the push piece, a blood characteristic acquisition unit, a push piece parameter determining unit and a motion control unit, wherein the blood characteristic acquisition unit transmits a detection signal to a blood sample transmitted by the blood transmission device and receives a detection signal acting on the blood sample; the push piece parameter determining unit receives the detection signal output by the blood characteristic acquisition unit and determines and outputs the push piece parameters according to the detection signal; the motion control unit receives the push piece parameters output by the push piece parameter determining unit and controls relative motion of the push piece and a blood glass slide according to the push piece parameters. According to the method and the device, the operations of determining the push piece parameters and finishing manufacture of the blood smear can be performed in an independent push piece dyeing system or equipment, the system or the equipment is not required to be in cascade connection with a hematology analyzer to acquire related blood parameters, the process of determining the push piece parameters is simplified, and the complexity of the whole push piece dyeing machine is reduced in the aspects of structure and system operation.
Owner:SHENZHEN MINDRAY BIO MEDICAL ELECTRONICS CO LTD

Method for determining separation and distribution of structural-member composite crack front stress intensity factors

The invention relates to a method determining separation and distribution of structural-member composite crack front stress intensity factors. The method comprises the following steps: giving thermal load, surface force load and volume force load borne by a structural member, and a universal weighting function method basic equation for three-dimensional I, II, III composite crack problems under the independent or combined actions of the thermal load, the surface force load and the volume force load; dividing the crack front into random N-1 numbered subsections through N numbered nodes, and introducing a basic interpolation function Nj(s) and a partial variation function N'j(s) at each node j, thereby constructing a finite number of partial variation modes and interpolation modes; and then introducing 3 basic reference loads to solve the basic equation, thereby determining the numerical solution of the separation and distribution of composite stress intensity factors KI, KII and KIII. By utilizing the self consistency, the method can obtain the high-precision exact solution of the distribution of the three-dimensional crack front composite stress intensity factors KI, KII and KIII by constructing an iterative process.
Owner:ZHEJIANG UNIV OF TECH

Driving intention determination method and device

The invention discloses a driving intention determination method and device and belongs to the traffic technology field. The method comprises the following steps of acquiring the state information oftraffic targets in a driving environment, wherein the traffic targets include a traffic target in a moving state and a traffic target in a static state, and the state information of the static-state traffic target at least includes the indication information of a traffic identification and road boundary information; determining the risk field of the driving environment based on the state information of the traffic targets in the driving environment; for any other vehicle in the driving environment, determining the running tracks of the other vehicles in the driving environment based on the risk field; and determining the driving intentions of the other vehicles based on the running tracks of the other vehicles in the driving environment. In the invention, a driving intention determinationprocess can be simplified, the driving intention determination efficiency and accuracy of the other vehicles are increased, then, a determination basis can be provided for the reasonable decision andcontrol of the vehicles and the active safety of the vehicles is increased.
Owner:HUAWEI TECH CO LTD

Method of estimating state of charge of battery

The invention discloses a method of estimating the state of charge of a battery, comprising the following steps: pre-estimating the state of charge of a battery through the ampere-hour integration approach, and estimating the electromotive force of the battery; building a second-order discrete RC model for the battery, and obtaining multiple system state variables through estimation according to the pre-estimated state of charge of the battery; calculating and pre-estimating the end voltage of the battery with use of the system state variables and the estimated electromotive force of the battery; using the Kalman filtering algorithm to calculate the gain of each system state variable and the gain of the pre-estimated state of charge of the battery; calculating the weight of the gain of each system state variable and the weight of the pre-estimated state of charge of the battery; and updating at least one system state variable in the second-order discrete RC model or the pre-estimated state of charge of the battery. According to the invention, the ampere-hour integration approach and the Kalman filtering algorithm are adopted, the second-order discrete RC model is built for the battery, and the state variables are updated through four weights and four independent Kalman filters.
Owner:SHANGHAI LANNUO NEW ENERGY TECH CO LTD

Flow quantity prediction multi-time-sequence model generation method, information sending method and device

The embodiment of the invention discloses a flow quantity prediction multi-time-sequence model generation method, an information sending method and an information sending device. A specific embodiment of the method comprises: obtaining a historical flow volume set of a target article in a preset time period; inputting the historical flow quantity set into each flow quantity prediction time sequence model to obtain a predicted flow quantity set; determining each historical flow in the predicted flow set and the historical flow set in each back-test time granularity as an input parameter of a preset linearization objective function to generate a to-be-solved objective function; based on the constraint condition set, solving the to-be-solved target function to obtain a model weight coefficient set; and according to the model weight coefficient set, performing weighted combination processing on the flow prediction time sequence model corresponding to each model weight coefficient in the model weight coefficient set to obtain a flow prediction multi-time sequence model. According to the embodiment, the accuracy, robustness and stability of flow prediction are improved, and the model determination process is simplified.
Owner:BEIJING JINGDONG ZHENSHI INFORMATION TECH CO LTD

Disturbing gravity approximation method for large-range maneuvering trajectory space envelope along near space

The invention discloses a disturbing gravity approximation method for a large-range maneuvering trajectory space envelope along a near space. The method comprises the following steps of establishing mathematic models of the lateral width and longitudinal range of a trajectory envelope; establishing a pole-changing coordinate system; establishing an aircraft dynamic model in the pole-changing coordinate system; calculating a three-dimensional trajectory envelope of the pole-changing coordinate system; dividing the whole airspace of the pole-changing coordinate system; establishing a general coordinate system space envelope disturbing gravity reconstruction model; judging a grid where a current trajectory position is; establishing a local area coordinate system in the computational grid; and performing approximation calculation on a disturbing gravity net function in the grid. The trajectory space envelope calculation method disclosed by the invention can cover the large-range maneuvering trajectory along the near space in any condition; the disturbing gravity along the trajectory is calculated according to the method provided by the invention; and the method has the characteristics of small calculation scale, high calculation speed and high calculation precision, and can meet the requirements of trajectory planning, guidance calculation and the like on calculation amount and calculation speed.
Owner:GENERAL ENG RES INST CHINA ACAD OF ENG PHYSICS

Method for producing cogged wheel with herringbone gearing and method and device for generating control data

The invention relate to a method which is used to generate a cogged wheel with a herringbone gearing 10. The invention includes a device for producing control data comprising a geometry modeling unit, a numerically controlled, 4-axle machine tool comprising a control data producing device a computer program product comprising a computer program for executing a method for producing control data. A process and an apparatus for generating control data, wherein a first tooth flank geometry 12b is determined which corresponds to a geometry of a first tooth flank of the herringbone gearing, a second tooth flank geometry 13b is determined which corresponds to a geometry of a second tooth flank of the herringbone gearing, a transition section geometry 14b is determined which corresponds to a geometry of a transition section between the first tooth flank and the second tooth flank, an overall tooth flank geometry 12b, 13b, and 14b is determined which comprises the first tooth flank geometry 12b, the transition section geometry 14b and the second tooth flank geometry 13b, and the control data is generated based on the overall tooth flank geometry 12b, 13b, and 14b and machining paths are indicated, each extending transversely to the profile direction of the tooth flanks and along the first tooth flank geometry 12b, the transition section geometry 14b and the second tooth flank geometry 13b.
Owner:DECKEL MAHO PFRONTEN GMBH

Service simulation-perception-evaluation method and system

The invention provides a service simulation-perception-evaluation method and system. The method comprises the following steps: acquiring the levels of grids in each cell service area and the levels of adjacent cells in a network, segmenting the levels of the adjacent cells according to the upper threshold values and lower threshold values of the levels of the adjacent cells, and counting probabilities P1, P2 and P3 that the level of each adjacent cell is positioned in three intervals; calculating the service occurrence probability of each grid; calculating the service occurrence probability of the entire network; simulating telephone traffic scattering in a network area according to the service occurrence probability of the entire network by using Monte Carlo simulation; simulating a new site according to the telephone traffic simulation scattering of each cell in the network; and performing service perception and evaluation on the simulated new site. Compared with the prior art, the service simulation-perception-evaluation method and system have the advantages that comprehensive optimization of service perception can be performed by making full use of MR (Measurement Result) data; service scattering, the determination and evaluation of the new site and network optimizing flow can be greatly simplified; and manpower and material resources are greatly saved.
Owner:CHINA MOBILE GRP FUJIAN CO LTD

Putting area determination method and device, model training method and storage medium

ActiveCN111222916ASimplify the determination processImprove the efficiency of determining the delivery areaCharacter and pattern recognitionMarketingPrediction scoreData science
The embodiment of the invention provides a delivery area determination method and device, a similarity model training method and a storage medium. The method comprises the steps of performing featureextraction on each candidate region in a candidate region set to obtain a first feature vector of each candidate region, and performing feature extraction on each released region in a released regionset to obtain a second feature vector of each released region; for each candidate region, determining a plurality of similarities of a plurality of region pairs formed between the corresponding candidate region and each released region according to the first feature vector and the second feature vector; determining a target region pair according to the similarity, and determining a prediction score corresponding to the candidate region according to a preset score of a released region in the target region pair; and determining a target delivery area for the delivery object according to the prediction score corresponding to each candidate area. According to the invention, the determination process of the delivery area can be simplified, and the efficiency of determining the delivery area isimproved.
Owner:TENCENT TECH (SHENZHEN) CO LTD

Active power distribution network economic operation method for distributed energy interaction consumption

The invention discloses an active power distribution network economic operation method for distributed energy interaction consumption. The method comprises when the total power generation amount and the total electricity consumption amount are not balanced, and the actual value of the electricity consumption of the current time period of a distributed energy resource deviates from the day-ahead planning amount, calculating the cost of the distributed energy resource for asking other distributed energy sources in the active power distribution network to consume the power deviation value deviating from the day-ahead planning amount; receiving the consumption response price fed back by the distributed energy resource for consuming the power deviation value, and generating an interactive operation scheme by adopting the consumption response price less than the cost; calculating the actual economic benefit generated by the interactive operation scheme by means of a constructed active powerdistribution network interactive operation economy model; performing safety verification on the interactive operation scheme with the optimal actual economic benefit by adopting the operation parameters of the active power distribution network; and when the interactive operation scheme of the optimal actual economic benefit meets the safety verification, controlling the active power distribution network to operate by adopting the interactive operation scheme.
Owner:SICHUAN UNIV

Plane equal-radius circular region division radius determination method based on orthodontic arch wire bending point density

The invention discloses a plane equal-radius circular region division radius determination method based on the orthodontic arch wire bending point density, and relates to the technical field of orthodontic arch wire bending. According to a personalized orthodontic arch wire curve of a patient, based on an orthodontic arch wire curve bending point information set and a robot bending information setof bending points, and in combination with the motion characteristic of a robot in bending an orthodontic arch wire, the plane equal-radius circular region division radius determination method basedon the orthodontic arch wire bending point density is established. According to the technical key points, the method comprises the steps of importing equal-radius determined circular region division data and converting the orthodontic arch wire curve; calculating the initial trial division number of equal-radius determined circular regions; trying to divide the equal-radius determined circular regions; searching for the optimal trial division number; and outputting a reasonable-density equal-radius circular region division radius requal. According to the method, density judgment is adopted toadjust the trial division number of the circular regions, the division radius value of the reasonable-density equal-radius circular regions is determined, the efficiency of equal-radius circular region division is improved, the orthodontic arch wire bending planning efficiency is improved, and the problem that interference occurs in the orthodontic arch wire bending process of the robot is avoided.
Owner:HARBIN UNIV OF SCI & TECH

Data transmission method and terminal equipment

The embodiment of the invention discloses a data transmission method and terminal equipment. The method is applied to the terminal equipment. The terminal equipment is provided with an optical communication unit. The method comprises the following steps: acquiring human body feature information of a user; selecting at least one optical performance parameter according to the human body feature information, wherein the optical performance parameters include a light-color proportion, an optical flicker frequency and a light intensity; modulating a target light ray corresponding to the selected optical performance parameter by using the optical communication unit; and transmitting target data by using the modulated target light ray. In the embodiment of the invention, the target data are transmitted by the target light ray, and a single data transmission direction is adopted, so that the transmitted data are prevented from being intercepted easily, and the security of the target data is ensured effectively. Meanwhile, the optical performance parameter of the target light ray used during transmission of the target data is determined according to the acquired human body feature information, so that the security of the target data is improved further; meanwhile, the determining process of the optical performance parameter is simplified; and the user experience is improved.
Owner:VIVO MOBILE COMM CO LTD
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