969 results about "Calculator" patented technology

A display device includes a pixel emitting light based on input image data, an age data calculator configured to generate age data of a light emitting element included in the pixel in consideration of a power voltage supplied to the pixel, and a compensator configured to output age compensation data by determining a grayscale compensation value corresponding to an input grayscale of the input image data, based on the age data, and applying the grayscale compensation value to the input image data.

Disclosed herein are apparatuses and methods that can provide a delayed bolus calculator for use in closed loop diabetes therapy that can account for additional factors not taken into account in regular meal bolus calculations when a user wants to deliver a meal bolus a period of time after a meal was consumed. A delayed bolus calculator can enable the user to enter a period of time since the meal was consumed in addition to the number of carbohydrates consumed in a meal. This enables the system to account for the amount of increased insulin from the closed loop algorithm in response to the meal and / or the time since the meal to ensure that the risk of hypoglycemia is mitigated while still reducing hyperglycemia.

Apparatus for retrieving an acoustic room information from a database, comprising: a test fingerprint processor (10) for deriving a test fingerprint from a test acoustic room information; and a database processor (20) for retrieving a reference acoustic room information having a reference fingerprint matching with the test fingerprint, wherein the test fingerprint processor (10) comprises; a filter bank configured for decomposing the test acoustic room information into a plurality of acoustic room information sub-bands; and a parameter calculator (12) configured for calculating a sub-band parameter for each acoustic room information sub-band of the plurality of acoustic room information sub-bands, the sub-band parameter indicating an energy change over time in the acoustic room information sub-band, wherein the test fingerprint is based on the sub-band parameters for the acoustic room information sub-bands.

A display video correction device includes: a feature extractor that extracts a feature from a camera image obtained from an in-vehicle camera; a Hough transformer that performs Hough transform on the feature extracted; a straight line detector that detects a plurality of straight lines in the camera image, based on a transform result of the Hough transform performed; a vanishing point calculator that calculates, based on the plurality of straight lines detected, first coordinates indicating coordinates of a vanishing point in the camera image; a difference calculator that calculates a difference between the first coordinates calculated and predetermined second coordinates; and a position corrector that corrects, based on the difference calculated, a position of a display area in the camera image to be displayed on a display device.

Disclosed is a neural network computing device. The neural network computing device includes a neural network accelerator including an analog MAC, a controller controlling the neural network accelerator in one of a first mode and a second mode, and a calibrator that calibrating a gain and a DC offset of the analog MAC. The calibrator includes a memory storing weight data, calibration weight data, and calibration input data, a gain and offset calculator reading the calibration weight data and the calibration input data from the memory, inputting the calibration weight data and the calibration input data to the analog MAC, receiving calibration output data from the analog MAC, and calculating the gain and the DC offset of the analog MAC, and an on-device quantizer reading the weight data, receiving the gain and the DC offset, generating quantized weight data, based on the gain and the DC offset.

The disclosure herein provides systems, methods, and devices for identifying and presenting identifications of significant attributes of unique items. A significant attributes system for identifying and presenting identifications of significant attributes of unique items comprises an item analysis engine, at least one driver models database, and a model building engine, wherein the item analysis engine comprises an item description receiver and one or more driver calculators.

The invention discloses a cultivated land ecological safety comprehensive evaluation method and system based on multi-model coupling. The method comprises the steps that a future multi-source data set of cultivated land to be evaluated in a future time period is set; performing grid division on the cultivated land to be evaluated by adopting a grid calculator in ArcGIS software to obtain a plurality of grid regions, and performing grid division on the future multi-source data set based on the plurality of grid regions to obtain a future multi-source sub-data set of each grid region; and predicting the future multi-source sub-data set of each grid region by adopting the constructed multi-ecological safety comprehensive evaluation function model, the spatial classification method and the constructed ecological safety comprehensive evaluation index calculation formula to obtain an ecological safety comprehensive evaluation index corresponding to each grid region. According to the method, the ecological function of the to-be-evaluated cultivated land in the future scene is simulated by coupling the multi-ecological safety comprehensive evaluation function quantity model, so that systematic evaluation on the cultivated land ecological function of the to-be-evaluated cultivated land in the future scene is realized.

Provided herein is an electronic device and a method of image processing. An electronic device may include an image sensor configured to obtain image data including color pixel values and texture pixel values using color pixels and texture pixels, a resolution converter configured to generate two or more images having different sizes based on the image data, a parameter calculator configured to acquire two or more parametric images, respectively corresponding to the two or more images, using converted color pixel values and converted texture pixel values that are included in each of the two or more images, a parameter synthesizer configured to acquire a synthesized parametric image by synthesizing the two or more parametric images, and an image acquirer configured to acquire an output image based on the synthesized parametric image and the texture pixel values included in the image data.

The invention provides a computing power center computing power scheduling method based on a multi-dimensional weight algorithm and a storage medium, and the scheduling method comprises the following steps: S1, obtaining a submitted task of a user through a scheduling portal, forwarding the task to a scheduling management service, and obtaining metadata information such as a resource demand, a priority and deadline of the task by the scheduling management service; s2, the resource management service system obtains the newest NodeMetric of each computing node through a unified monitoring service, task types are divided according to the task resource demand characteristics, and the NodeMetric is a node real-time index; and S3, the scheduling management service system generates Wfinal according to a multi-dimensional index based on the task type through a weight calculator, and sorts the candidate nodes from high to low according to the Wfinal.

A memory device includes a syndrome calculator configured to generate an error location signal based on first data and an error correction code; an error corrector configured to generate second data by correcting an error in the first data according to the error location signal; and a data mask (DM) calculation circuit configured to generate a DM signal according to logic high bits of the first data and change a logic level of the DM signal according to at least one of an increase signal and a decrease signal, by activating the increase signal when an error bit is detected in logic low bits of the first data and activating the decrease signal when the error bit is detected in the logic high bits of the first data, based on the error location signal.

Low latency, over-the-top (OTT), and / or adaptive bitrate (ABR) content streaming is provided. Content delivery is enhanced by determining if a fragment of a content segment at a content delivery network (CDN) edge node meets a threshold for preferential encapsulation and transport. If met, preferential encapsulation and transport to the client device is provided; otherwise, it defaults to non-preferential encapsulation. The size of the fragment is quantified at a parser of the CDN edge node or an ABR segment encryption system. The ABR system may be connected between a content source and a CDN origin and may include an encryptor that sends CMAF video and audio segment's fragment byte offsets metadata. Also, the CDN edge node may include the ABR system and an encryptor that sends an encrypted CMAF segment's fragment size to a threshold calculator of an HTTP server. Related apparatuses, devices, techniques, and articles are also described.

A weather data assimilation assistance device includes a wet delay calculator and a wet delay variance calculator. The wet delay calculator calculates a wet delay in a satellite line-of-sight based on observable data indicating an observable of a radio wave from a positioning satellite measured by a receiver to receive the radio wave from the positioning satellite and based on atmospheric delay data indicating an atmospheric delay in the satellite line-of-sight calculated based on a correction value for at least one of a satellite clock or a satellite orbit of the positioning satellite, and outputs data indicating the wet delay. The wet delay variance calculator calculates a variance of the wet delay based on the wet delay and a covariance matrix of the correction value for at least one of the satellite clock or the satellite orbit, and outputs data indicating the variance of the wet delay.

A communication control apparatus that manages a plurality of radio apparatuses allocated for each cluster and shared by a plurality of operators includes: a controller that allocates a radio resource of each operator for each radio apparatus in each cluster in accordance with a constraint condition decided; a calculator that calculates an alteration-induced value related to an evaluation value for each operator of each radio apparatus in each cluster under an assumption of increasing / decreasing a radio resource allocated to each operator of each radio apparatus in the cluster; and decision processor circuitry that decides, for each cluster, a constraint condition that maximizes the alteration-induced value of each radio apparatus in all the clusters and under which a capacity of a radio resource allocated to each radio apparatus satisfies a first prescribed quantity and a calculation capacity satisfies a second prescribed quantity.

A first calculator calculates relative position and attitude of a vehicle based on images captured by an image capturing apparatus on the vehicle. A second calculator extracts one marker from a captured image, calculates absolute position and attitude of the vehicle based on a position and an attitude of the one extracted marker, and calculates an angle of a direction of the vehicle 1 with respect to a normal line to a plane of the one marker 4 based on a position and an attitude of the vehicle 1 in a marker coordinate system. A corrector generates a corrected position and attitude, not using the absolute position and attitude calculated based on the marker for which the angle is not larger than a first threshold, but using the absolute position and attitude calculated based on the marker for which the angle is larger than the first threshold.

An image forming apparatus includes a skew correction mechanism having an alignment plate extending parallel to a transport direction of a recording sheet, and configured to correct a skew of the recording sheet with respect to the transport direction, by pressing a side of the recording sheet extending along the transport direction, against the alignment plate, an inclination angle adjustment mechanism that enables manual adjustment of the inclination angle of the alignment plate with respect to the transport direction, a calculator that calculates a distance between the leading edge corner and the trailing edge corner in the width direction orthogonal to the transport direction, detected by the detection device, as a deviation amount of the recording sheet, and calculates an adjustment amount of the inclination angle that reduces the deviation amount, and a controller that notifies the adjustment amount of the inclination angle calculated by the calculator, to a user.

A material calculator for a truck to deliver a predetermined quantity of brine per mile driven by the truck for a known route of miles independent of and proportional to truck speed, wherein the truck carries a known number of gallons of brine and a known number of pounds of salt. The material calculator has a processor accepting entry values of route miles to be driven, number of times the route of miles is to be driven, number of gallons of brine carried by the truck, and the number of pounds of salt carried by the truck. The processor has software for calculating dispensing of the brine and salt so that each is exhausted when the route is completed. A hydraulic pump pumps hydraulic fluid to a variable flow positive displacement pump to implement the calculated number of gallons of brine per mile to be dispensed for the known route.

A first large language model (LLM) instance may be instructed to request data while being prevented from performing calculations using the data. A second LLM instance may be instructed to provide a response to the request for data based on a known complete data set. The response may be translated into a machine-readable response in a format configured for processing by a calculation engine. The calculation engine may process the machine-readable response, thereby generating a calculation engine output. A mismatch between the calculation engine output and a known result obtained using the known complete data set may be identified, and the instruction to the first LLM may be modified in response.

The invention discloses an FPGA (Field Programmable Gate Array) coprocessor for accelerated execution of an intelligent contract, which belongs to the field of hardware acceleration and comprises a controller module, an operation module, a memory module and a stack module, the controller module is used for receiving a byte code instruction of an external smart contract and generating a control signal to control the operation module to carry out corresponding operation and / or the stack module to carry out corresponding operation; the memory module is used for receiving and storing to-be-operated data output by the smart contract and outputting corresponding operation data to the stack module, and then the stack module inputs the data to the operation module; the operation module comprises a calculator module, a multiplier module, a divider module and a hash operation module; and the stack module is used for storing the data obtained by the calculation of the operation module, and can also execute the operations of in-stack, out-stack, copying and exchange according to the control of the control signal, and outputting the data stored in the stack module to the memory module. The method is suitable for block chains and other high-performance computing applications.

An information management system configured to calculate a length of a duct in which a cable is to be installed. The system includes: an acquisition circuitry configured to acquire first position information after the duct is installed; and a calculator configured to calculate the length of the installed duct based on the first position information. A first code is attached to a first end in a longitudinal direction of the duct. The first position information indicates a position of the first end, and the first code stores the first position information.

In a vehicle dispatch plan creating system, a calculator calculates, for each plan candidate, a value of an evaluation index for each vehicle assuming that the corresponding vehicle travels in accordance with the corresponding plan candidate. The evaluation index for each vehicle includes at least one of:(i) an energy consumption of the corresponding vehicle;(ii) a quantity of carbon dioxide emissions from the corresponding vehicle; and(iii) a cost required for a travel of the corresponding vehicle.The calculator calculates, for each plan candidate, the sum of the values of the evaluation index for the respective vehicles as a value of a candidate evaluation index for the corresponding plan candidate. A determiner determines one of the plan candidates as a vehicle dispatch plan. The determined one of the plan candidates has the lowest value of the candidate evaluation index in all the plan candidates.

A calculator includes a memory configured to store instructions; and a processor configured to execute the instructions to: generate a predictive model for predicting a required work time of a task according to a combination of resources based on a combination of one or more types of tasks included in predetermined work and one or more skills required to execute the task, one or more types of resources for executing the predetermined work, a quantity of each of the resources, and a skill possessed by each of the resources; and identify the combination of the resources for completing the predetermined work based on the quantity of each of the tasks and the predictive model.

A video monitoring device (230) that monitors video data received from a video display device (120) that receives a video signal from a camera (90) and displays a video, the video monitoring device being provided with: a video extractor (234) that extracts, from the received video data, color information for each pixel constituting an image represented by the video data; a specific color difference calculator (235) that calculates, for each pixel, difference information between a predetermined specific color and a color indicated by the extracted color information; a histogram calculator (233) that, by classifying the difference information calculated for each pixel, calculates a histogram having the number of pixels belonging to each of the plurality of difference intervals as the frequency; and an abnormality detector (240) that generates and outputs a signal indicating an abnormality in the video data when the frequency belonging to the predetermined difference interval in the calculated histogram is equal to or greater than a first threshold value.

The invention provides a grinding wheel dressing contour monitoring method based on a monocular vision sensor. The grinding wheel dressing contour monitoring method comprises the following steps that a standard contour image of a grinding wheel is imported; collecting a contour image of the to-be-trimmed grinding wheel; carrying out image segmentation processing, comparing the image with a standard contour image, and calculating a position coordinate and an angle of contour out-of-tolerance; the grinding wheel dressing controller carries out feeding compensation; the executing mechanism adjusts feeding of the dressing grinding wheel, and dressing is completed after adjustment; and the step 2 to the step 5 are repeated until the deviation between the contour of the grinding wheel to be trimmed and the standard contour meets the contour tolerance threshold value range. According to the method, monocular vision is combined with a multi-stage image processing algorithm, the detection precision is improved, errors are reduced, and through combined control of the contour recognition calculator and the grinding wheel dressing controller, the technological precision such as the size precision and the contour precision of grinding wheel dressing is guaranteed.

A conceptual calculator system and method have a plurality of elements / processes that overcome and address the issues / limitations of the known techniques. In one example, the conceptual calculator may be used for research, but has a plurality of different use cases.

The invention relates to a reconfigurable metasurface analog calculator based on a lithium niobate film. The reconfigurable metasurface analog calculator comprises a substrate and a lithium niobate unit, the plurality of lithium niobate units are periodically arranged on the substrate to form a metasurface structure, and the cross section of each lithium niobate unit is an isosceles trapezoid; incident light vertically enters the metasurface structure, and the transmission coefficient and phase distribution of the metasurface structure are changed by changing external bias voltage applied to the lithium niobate units, so that conversion and reconstruction of a mathematical operation function are realized; the mathematical operation comprises first-order differential operation, second-order differential operation and integral operation. According to the invention, different external bias voltages are applied to the periodically arranged lithium niobate units, so that the transmission coefficient and phase distribution of incident light by the metasurface structure can be accurately regulated and controlled, and the same metasurface device can be flexibly switched among different mathematical operation functions such as first-order differential, second-order differential and integral. And various calculation functions can be realized without changing a physical structure.

A distance measuring device that outputs one or more distance information items each indicating a distance to a subject, the distance measuring device includes: a light source that emits illumination light including one or more bright portions; a light receiver that includes a pixel array in which pixels are arranged in a matrix; a distance information calculator that calculates, for each of the pixels, pixel distance information indicating a distance from the pixel to the subject when the light receiver receives reflected light that is the illumination light reflected off the subject; a distance information selector that selects one or more selective distance information items from among the pixel distance information items corresponding to the pixels; and an outputter that outputs the one or more distance information items, based on the one or more selective distance information items.

The application relates to an adaptive control system of a bionic arm modular joint, which is installed between a bionic arm and a human shoulder, and the system comprises a collection module, a processing module, an adaptive controller module and a torque calculator module; the collection module obtains an initial control voltage group; after being processed by the processing module, a load torque, an input current and an input rotating speed are obtained; the load torque, the input current, the input rotating speed and a preset rated rotating speed are input into the adaptive controller module to obtain a first voltage group; after being processed by the processing module, a compensation control voltage of the modular joint is obtained; the compensation control voltage is input into the processing module to obtain an encoding value; and the processing module drives the modular joint according to the encoding value. Compared with the prior art, the adaptive control requirement is realized by obtaining an easily controlled current voltage value, and the application has the advantages of strong real-time performance, accurate control and the like.

A memory device and method for a partial checksum calculation using a sub-matrix with flexible media coverage inside of a memory device (i.e., NAND) of a memory system. The memory device includes: a plurality of memory cells; a control circuit configured to read a codeword sequence from the plurality of memory cells, and determine a sub-matrix including multiple non-zero circulants selected from particular matrix rows of a parity check matrix used in a controller of the memory system, the multiple non-zero circulants including non-zero row circulants for each matrix row; and a partial checksum calculator configured to perform a partial checksum calculation on a syndrome sequence based on the codeword sequence and the sub-matrix.

Examples described herein include systems and methods which include wireless devices and systems with examples of full duplex compensation with a self-interference noise calculator. The self-interference noise calculator may be coupled to antennas of a wireless device and configured to generate adjusted signals that compensate self-interference. The self-interference noise calculator may include a network of processing elements configured to combine transmission signals into sets of intermediate results. Each set of intermediate results may be summed in the self-interference noise calculator to generate a corresponding adjusted signal. The adjusted signal is received by a corresponding wireless receiver to compensate for the self-interference noise generated by a wireless transmitter transmitting on the same frequency band as the wireless receiver is receiving.

The invention discloses a geological No.1 satellite remote sensing image inter-band relative registration method and a geological No.1 satellite remote sensing image inter-band relative registration device, relates to the technical field of image data processing, and can accurately perform remote sensing image inter-band relative registration without changing the original pixel value of a remote sensing image under the condition that the quality of the remote sensing image is poor. The method comprises the following steps: registering all short-wave infrared band images corresponding to a geological No.1 satellite remote sensing image band based on a self-selected region offset calculator to obtain a registered short-wave infrared band image; registering all the first focal plane module band images, all the second focal plane module band images and the first focal plane module band images and the second focal plane module band images based on a self-selected area offset calculator to obtain registered visible light band images; and performing registration between the registration short-wave infrared band image and the registration visible light band image on the basis of time frame selection and resampling so as to complete the relative registration between the geologic first satellite remote sensing image bands.