359 results about "Mathematical Calculus" patented technology

Instrumented networks, computer systems and platforms having target subjects (devices, transactions, services, users, organizations) are disclosed. A security orchestration service generates runtime operational integrity profiles representing and identifying a level of threat or contextual trustworthiness, at near real time, of subjects and applications on the instrumented target platform. Methods and systems are disclosed for calculating security risks by determining subject reputation scores. In an embodiment, a system receives a query for a reputation score of a subject, initiates directed queries to external information management systems to interrogate attributes associated with the subject, and analyzes responses. The system receives a hierarchical subject reputation score based on a calculus of risk and returns a reputation token. In another embodiment, a method provides real time attestation of a subject's reputation to a service provider using an endpoint trust agent, and a trust orchestrator comprising a reputation broker and a trust broker.

A percutaneous surgical instrument for de-bulking calculi or drilling bone includes an actuator for generating vibrations at ultrasonic frequencies and a horn coupled to said actuator for amplifying the actuator vibration. A fixed probe is attached to said horn for engaging the calculi and introducing the ultrasonic frequencies thereto. A floating probe is disposed concentric to and under said fixed probe and slidable thereover. A free mass is disposed between the horn and the floating probe for oscillating therebetween, in response to actuator vibration, for causing low frequency impact with the calculi.

The present invention is directed to a system for managing business knowledge expressed as statements, preferably sentences using a vocabulary, where such statements may be automated by the generation of programming language source code or computer program instructions. As such, the present invention also manages software design specifications that define, describe, or constrain the programming code it generates or programs with which it or the code it generates is to integrate. The present invention facilitates the creation of composite sentences. In one embodiment, the present invention also interprets a composite sentence as a logical formula in first order predicate calculus or similar logic formalism supporting conjunction, disjunction, and negation as well as existentially and universally quantified variables. The invention further interprets natural language, including singular common count noun phrases and connectives, as variables in formal logic. Further, the invention then implements the logical interpretations as rules.

Instrumented networks and platforms having target subjects (devices, transactions, services, users, organizations) are disclosed. A security orchestration service generates runtime operational integrity profiles representing and identifying a level of threat or contextual trustworthiness, at near real time, of subjects and applications on the instrumented target platform. Methods and systems are disclosed for network flow and device / platform remediation in response to reconnaissance-based intelligence correlation based on network monitoring, to accomplish network flow remediation and device / platform remediation. In an embodiment, a system receives system warnings and endpoint threat intelligence. The system correlates risk based on inputs from sensory inputs that monitor network activity, system configuration, resource utilization, and device integrity. The system then performs a calculus of risk on a global security context including endpoint assessment reports and sends system warnings based upon the endpoint threat intelligence. The system includes a remediation engine for receiving real time directives to control the device.

Disclosed is a stereo vision measuring device based on a binocular omni-directional vision sensor. Each ODVS composing the binocular omni-directional vision sensor adopts the design of mean angle resolution. The parameters of two image collection cameras are in complete accord and in possession of a pretty good symmetry, and can quickly realize the point-to-point matching. The device adopts a unified spherical coordinate in the process of data collection, processing, description and representation of space objects in terms of centering on human in visual space, and adopts the elements of distance sense, direction sense and color sense to express features of each characteristic point, thereby simplifying the complication of calculus, omitting the calibration of the cameras, facilitating the feature extraction and realizing the stereo image matching easily, finally realizing the purpose of high-effective, real-time, and accurate stereo vision measurement. The device can be applied in a plurality of fields of industrial detection, object identification, robot automatic guidance, astronautics, aeronautics, military affairs, etc.

The invention discloses an implementation method of skinned skeletal animation. The implementation method comprises the following steps: A, constructing a skeleton model and a skinned mesh model which constitute a role model; B, determining a skeleton which influences the mesh vertexes on the skinned mesh model, and determining the influence weight according to a geometrical relationship and a physical relationship between the skeleton and the vertexes; C, carrying out calculus of interpolation between each two adjacent key frames according to a key frame sequence of skeleton movement, which is stored in a role model file, and determining new position and new orientation of each skeleton at certain moment; and D, calculating new position and new orientation of each vertex under a world coordinate system according to skeleton index and corresponding influence weight which influence each vertex and are stored in each vertex on the skinned mesh model, and thus achieving skinned skeleton animation. According to the implementation method disclosed by the invention, the joint problem in skeletal animation is solved, the effect is real and vivid, and is more flexible compared with that of vertex animation, and little memory space is occupied while a favorable animation effect is finished; the skinned skeletal animation can be constructed more easily and rapidly.

The invention discloses a remote sensing image variation detection method based on region similarity. The detection method comprises the steps of: selecting tow-sence remote sensing images with different time phases in a monitored region, wherein the image data of the remote sensing images include multispectral data and panchromatic wave band data; carrying out the image preprocessing on the selected remote sensing images; combining all wave bands of the two remote sensing images in two periods after preprocessing into a one-scene image, dividing the one-scene image to establish the one-to-one mapping relationship of targets of the remote sensing images in two periods; establishing the feature set description of each target according to division results; calculating the region similarity between the targets according to the spectrum features of the targets, and carrying out algebraic calculus according to the textual features and NDVI features of the targets; building up a variable region detection criterion by setting a region similarity threshold value and combining the results of the algebraic calculus, and extracting the variable regions of the remote sensing images in two periods. The detection method can effectively eliminate the phenomenon of salt and pepper and improve the extract precision of the remote sensing image variable regions.

This invention relates to a periodontal instrument and curettage method for separating and removing calculus and diseased granulation tissue from the tooth surface and periodontal cavity in deep pockets greater than 10 mm. The invention is comprised of a straight shaft, a distal portion in parallel orientation with and terminating in a spoon-shaped blade with a rounded tip and continuous sharp edge. The approximate 90 degree angle orientation between the distal and proximal shank portions, rounded blade tip, and parallel alignment of the blade face relative to the distal shank portion enhance maneuverability, accessibility, and efficiency and minimize tissue trauma during periodontal curettage.

This invention discloses a teeth whitening candy intended to fill the gap between daily brushing and the need to augment dental hygiene between visits with dental professionals. The candy will enhance the removal of the tartar and plaque, which accumulates after meals. In addition to whitening teeth, the candy will help to dissolve tartar, calculus and stains from the various surfaces of teeth. Although the candy is intended as stand alone product, it will be also useful in maintaining / prolonging the effects of professional whitening procedures.

An ultrasonic lithotripter comprising a first transmission probe which has a hollow portion in the form of a through hole and transmits ultrasonic vibration and a superfine second transmission probe which can be passed through the hollow portion of the first transmission probe. An object of manipulation is held by means of the second transmission probe as it is manipulated by means of the first transmission probe.

Disclosed are oral compositions comprising a stannous ion source, a fluoride ion source, and a polymeric mineral surface active agent that binds stannous, said compositions providing adequate therapeutic efficacy with minimal side effects of tooth staining and astringency. The composition simultaneously provides reduction and control of supragingival calculus. The present oral care compositions may be formulated as single phase or dual phase compositions. The present invention also provides a method for effective delivery of stannous-containing compositions with minimal side effects of tooth staining or astringency and with effective tartar control by administering to a subject a stable dentifrice composition comprising a clinically effective amount of stannous fluoride and / or other stannous salts in combination with a fluoride ion source and a polymeric mineral surface active agent, preferably a phosphate- or phosphonate-containing polymer.

The present invention implements a method and system for dynamically adapting the modulation and coding scheme for radio links in a wireless communications network based on a retransmission environment model in order to maximize throughput and most efficiently allocate bandwidth resources. The present invention encompasses a refined calculus and methodology for deriving the link adaptation thresholds in a retransmission environment using a complex model and analysis of the retransmission environment. The present invention holds particular application for wireless data communications as opposed to real time data services because it is based on a retransmission model applicable primarily for data services. A critical component of this new link adaptation system is a “no transmission” cutoff mode that is selected for SIR below a base threshold value. This new mode prevents system instability and misallocation of bandwidth in a wireless communication system.

The invention discloses a measurement method of volumes of goods. The method comprises following steps of using a two-dimensional laser scanner to acquire profile angles and distance information of a loaded vehicle and an empty vehicle; determining running direction and position information of the vehicles; carrying out reconstruction processing on the profile angles and distance information of the loaded vehicle and the empty vehicle, angle echo information and the running direction and position information of the vehicles; by use of the point cloud filtering method, processing the acquired cloud point data of the loaded vehicle and the empty vehicle, and extracting three-dimensional point cloud data of a goods carriage; and based on the calculus algorithm, by use of a method for constructing a triangular plane, processing points in the point cloud data of the loaded vehicle and the empty vehicle, ad obtaining the volume information of the loaded vehicle and the empty vehicle. According to the invention, the measurement method is free from harmful effects caused by the resolution, the film speed, the distortion of a lens, the installation position and the environmental factors of a front end image acquisition device; the acquired data serves as the direct measurement data; and the measurement method is advantaged by high result accuracy, timeliness, objectiveness and vividness, and is worthy of promotion.

The invention discloses a positioning calculating method and belongs to the technical field of satellite navigation. According to the method, a least square method, a Newton iteration method and difference calculus are integrated, and an improved positioning calculating method of a global navigation satellite system (GNSS) receiver is provided. The positioning calculating method of the GNSS receiver includes the following steps: first, calculating pseudorange observation equation sets by using the least square method so as to obtain a general position, conducting iterative computations by using the general position as an initial value of the Newton iteration method to obtain an accurate position, and finally, calculating position differences so as to improve positional accuracy further. By means of the positioning calculating method of the GNSS receiver, positioning calculating speed is raised, and simultaneously, the positional accuracy is effectively improved.

The invention provides a femtosecond laser absolute distance measuring device based on non-linear optical sampling. The femtosecond laser absolute distance measuring device comprises two femtosecond laser frequency combs with different repetition frequencies, a Michelson interference distance measuring device, a second kind phase matching non-linear optical frequency multiplication structure and a data acquisition and processing unit. The two femtosecond laser frequency combs with the different repetition frequencies are used for achieving optical scanning on a time domain. The second kind phase matching non-linear optical frequency multiplication structure is used for generating frequency multiplication light when input pulses coincide in the time domain. The data acquisition and processing unit is used for detecting frequency multiplication optical signals, conducting calculus of differences on collected data, extracting the sequence number of a zero crossing point in the data after the difference in an array, and calculating the length difference of a reference arm and a measuring arm. The invention further provides a measuring method using the femtosecond laser absolute distance measuring device. According to the femtosecond laser absolute distance measuring device and method based on non-linear optical sampling, the off-set frequency does not need to be locked, absolute distance measuring of a continuous range based on a time-of-flight method is achieved, and therefore the applied field of femtosecond laser absolute distance measuring is widened.

The present invention provides a novel composition of matter comprised of a mixture of two specific classes of compounds—Free-B-Ring flavonoids and flavans—for use in the prevention and treatment of diseases and conditions associated with mouth, gums and teeth. This composition of matter simultaneously inhibits cyclooxygenase (COX) and lipoxygenase (LOX) enzymatic activity and reduces cytokine production at the mRNA level in normal, aged and damaged periodontal cells and tissues. This invention further provides a method for the prevention and treatment of diseases and conditions of the mouth, gums and teeth. The method for preventing and treating diseases and conditions of the mouth, teeth and gums is comprised of administering to a host in need thereof a therapeutically effective amount of a composition comprising a mixture of Free-B-Ring flavonoids and flavans synthesized and / or isolated from a single plant or multiple plants, preferably in the Scutellaria, Oroxylum, Acacia or Uncaria genus of plants and pharmaceutically and / or cosmetically acceptable carriers. Finally the present invention provides a method for the prevention and treatment of diseases and conditions of the mouth, teeth or gums, including but not limited to periodontal diseases, such as gingivitis, periodontitis, pulpitis, periodontal conditions caused by the physical implantation of oral dentures, trauma, injuries, bruxism, neoplastic and other degenerative processes; material alba, pellicles, dental plagues, calculus, and stains. Use of the composition described herein also affords the benefit of maintaining optimum saliva production and pH, minimizing bacterial growth, reducing the formation of pellicles and plague, inhibiting tooth decalcification and tooth caries (decay), promoting remineralization, which yields healthy gums, whitening teeth, maintaining healthy oral hygiene and reducing oral malodour (halitosis).

The invention relates to the field of instruments for extremity rehabilitation by utilizing electric pulse stimulation and provides a setting method of a functional electrical stimulation PID (Proportion Integration Differentiation) parameter double source characteristic fusion particle swarm. With the setting method, the current strength of an FES (Functional Electrical Stimulation) system can be accurately and stably controlled in real time and the accuracy and the stability of the FES system can be efficiently enhanced. The invention adopts the technical scheme that: firstly, a knee joint angle is predicted by utilizing a handle reaction vector (HRV) in the walk aid process; and secondly, a proportion calculus PID parameter is set by utilizing a chaos particle swarm algorithm, the FES current level strength is regulated in real time, and finally self-adaptive online setting of the proportion calculus PID parameter is realized, and the invention is also used for a functional electrical stimulation FES system. The invention is mainly applied to setting the PID parameter in functional electrical stimulation.

A calculus teaching aid includes a substrate, a plurality of visual components configured to define a two-dimensional graphical model of the first derivative, and a plurality of symbolic labels configured to define a variety of characteristics of the graphical model. The substrate, visual components and labels are preferably magnetized for secure attachment to one another. The calculus teaching aid may be configured in a plurality of different ways to demonstrate the various aspects of the first derivative.

The invention provides a traditional Chinese medicine for treating urinary system calculus. The traditional Chinese medicine provided by the invention contains the following components of: by weight, 28-32 parts of desmodium, 12-18 parts of Lygodium japonicum, 8-16 parts of Polygonum aviculare, 8-16 parts of Pink Herb, 28-32 parts of talcum, 8-16 parts of Plantain seed, 4-8 parts of akebia stem, 6-12 parts of achyranthes root, 8-12 parts of Vaccaria segetalis, 6-12 parts of fructus toosendan, 12-18 parts of Semen Abutili, 8-16 parts of raw Endothelium corneum and 4-8 parts of licorice. In comparison with the prior art, in allusion to comprehensive causes of urinary system calculus, the traditional Chinese medicine provided by the invention is used to treat urinary system calculus based on syndrome differentiation, has a good effect with low recurrence rate, can be used to simultaneously treat principal and subordinate symptoms and effectively release patients' illness.

The invention relates to a nonlinear differential golden section self-adapting control method which comprises the following steps: (1) establishing a characteristic model in relation to the a single-input / single-output linear time varying system; (2) determining a nonlinear differential golden section self-adapting control law according to the characteristic mode; and (3) performing the stability analysis of the closed-loop system formed by applying the control law to the characteristic mode and determining the stability conditions of the closed-loop system. The method overcomes the disadvantages of the prior art, provides the characteristic model in relation to the linear time varying system, and achieves the effect of section self-adapting control method using the nonlinear differential golden. The self-adapting control method can track the fast-varying signal and the signal with mutation slope.

A two-part extraction balloon and method of use is provided. The balloon catheter comprises a first balloon and a second balloon attached to an elongate catheter shaft near the distal end thereof. The first balloon has an inflated diameter that is larger than the inflated diameter of the second balloon, and in particular has an inflated working diameter range that is greater than the inflated working diameter range of the second balloon. Each of the balloons comprises an elastic or compliant material, and is separately inflatable via one of two inflation lumens extending through the catheter shaft. The larger first balloon is configured to engage and sweep calculi or debris through a relatively large bodily lumen, duct or passageway, whereas the smaller second balloon is configured to engage and sweep calculi or debris through a relatively small bodily lumen, duct or passageway.

The present invention discloses a natural language machine recognition method, comprising the following steps of (1) establishing a database corresponding to similar predicate calculus form meanings; (2) inputting natural language information; (3) segmenting sentences of the natural language information one by one, and converting the sentences into one or more than one similar predicate calculus form sentence according to a segmentation rule; (4) converting the plurality of similar predicate calculus form sentences into electric signals for machine recognition, inputting the electric signals to a central processing unit to perform logic reasoning or metaphor or association creative thinking function treatment by at least one mode of search or recognition or recursion or substitution, and generating a new numeric code combination; and (5) retroactively converting the numeric code combination into a new natural sentence corresponding to the input natural language information as an output or as a learning result for storage.

A method and apparatus for oral hygiene care, for the removal of plaque and calculus build-up, and for the prevention of plaque and calculus formation on teeth is to reduce or eliminate susceptibility of dental and gum related disease. This method combines the oral irrigation, electrical power toothbrush and vacuum fluid, which can have synergistic effect on removal of plaque and food debris, and prevention of gum disease and tooth decay more efficiently.

A method of determining orientation parameters of a rigid body (72, 184), including: associating at least two multi-axis accelerometers (40, 42, 202, 204, 206, 208) with the rigid body, wherein the body has a base end 76, 188), a distal end (77, 190), and a line of symmetry between the base end and the distal end. The two first multi-axis accelerometers (40, 42) (202, 204) are disposed at a first point (80, 212) along the line of symmetry between the base end and the distal end. Each first multi-axis accelerometer is disposed at equal distances from the line of symmetry. The line of symmetry and both first multi-axis accelerometers lie in a first plane. The method further includes: associating a gyroscope (46, 210) with the body at the first point, equally between both first multi-axis accelerometers; gathering measured data from the two first multi-axis accelerometers and the gyroscope; and applying analysis free of calculus to determine a first inclination angle (88) (192), of the body from a stable orientation.

A method and an apparatus for controlling a distributed automation system, wherein the method comprises determining global constraint rules according to the cooperative relationships between function blocks in the distributed automation system, and establishing a mathematical model based on Membrane Calculus, performing the instantiation of the established mathematical model based on Membrane Calculus according to an executor corresponding to each of the function blocks in the distributed automation system, so as to produce control logics for output to the distributed automation system. If disturbance information is received from the distributed automation system, altering the parameters of the instantiation of the mathematical model based on Membrane Calculus are altered using the disturbance information, so as to produce control logics for outputting to said distributed automation system. The present invention is capable of effectively dealing with all types of unpredictable disturbances, thus improving the adaptability thereof.

The invention relates to a calculus 3D (three Dimensional) constructing method and device. The calculus 3D constructing method mainly comprises the steps: carrying out unit partitioning on large and complex product moulds into small limited polyhedron units by using a mathematical calculus idea, respectively manufacturing the small limited polyhedron units and storing the small limited polyhedron units in a classifying manner, combining the small limited polyhedron units into a large product by a mechanical arm action executing mechanism under the control of a data processing system, and spraying a hot melting polymer on the surfaces of the small limited polyhedron units in the forming process so as to obtain products integrated into a whole. The calculus 3D constructing device mainly comprises an engine base, the mechanical arm action executing mechanism, a multi-freedom-degree bulb connecting device, a hot melting nozzle device, a manipulator executing end and the data processing system, wherein the machine base and the mechanical arm action executing mechanism commonly form a movement main body which is capable of rotating by 360 DEG, and the mechanical arm action executing mechanism is capable of reciprocating on the machine base horizontally. By adopting the method and the device provided by the invention, the processing and manufacturing time can be greatly shortened, the processing cost is lowered, and the labor intensity of an operator is lightened.

A method and apparatus for quantum computing. A computer-program source code, data, and unsubstantiated output variables are converted into a class of computable functions by a program compiler. The computable functions are encoded, and a continualization method is applied to the encoded functions to determine a first-order, time-dependent, differential equation. Variational calculus is employed to construct a Lagrangian whose minimum geodesic is the solution for the first-order, time-dependent, differential equation. The Lagrangian is converted into a quantum, canonical, Hamiltonian operator which is realized as an excitation field via an excitation generator. The excitation field is repeatedly applied to a quantum processor consisting of a lattice of polymer nodes to generate an intensity-versus-vibrational-frequency spectrum of the lattice nodes. The average vibrational spectrum intensity values are used as coefficients in an approximating polynomial of the encoding function to determine the substantiated output variables, or program output.

The invention relates to a traditional Chinese medicine combination for treating vesical calculus, which takes more than ten Chinese herbal medicines of Japanese fern spores, pencil stone, desmodium, Asiatic plantain seeds, and the like as raw materials. The traditional Chinese medicine combination has the effects of urination promotion, stranguria treatment, urinary calculus removal and pain relief. The invention mainly provides the traditional Chinese medicine combination for treating the vesical calculus, which has better effects for renal pelvis calculus and ureteral calculus. The invention has the advantages of determined curative effect, low cost, , no recrudescence after recovery, no toxic side effects, safety, convenient taking, and the like.