Abstract: An information processing apparatus includes a history obtaining unit configured to obtain at least one of movement history information indicating a movement history of each of one or more movable objects and use history information indicating a use history of each of one or more parts installed in any of the one or more movable objects, and a degradation estimation unit configured to estimate a degradation degree of each of the one or more parts based on at least one of the movement history indicated by the movement history information obtained by the history obtaining unit and the use history indicated by the use history information obtained by the history obtaining unit.

Abstract: Systems, apparatuses, and methods for agricultural monitoring of soil characteristics and determining soil color are described herein. In one example, a method of calculating soil color data includes obtaining, with sensors of a soil apparatus, soil measurements. The method further includes calculating soil color values in a visible spectrum including at least one of red, green, and blue color values based on the soil measurements and determining color data for at least one color image without false image artifacts based on the calculated soil color values and associated coordinates within an agricultural field.

Abstract: Techniques for determining a mineralogy of a portion of a drainage basin include identifying topography data associated with a drainage basin comprising at least one body of water; identifying weather data associated with the drainage basin; identifying first sensor data associated with a first water sensor installed in the drainage basin; identifying second sensor data associated with a second water sensor that is located downstream of the first water sensor in the drainage basin; providing the first sensor data, second sensor data, topography data, and weather data as input to a machine learning algorithm; and determining, by the machine learning algorithm, a mineralogy of a portion of the drainage basin.

Abstract: An algorithm and architecture for sense transfer function estimation injects one or more test signals from a signal generator into a MEMS gyroscope to detect an output signal (e.g., proof mass output sense signal), including an in-phase (e.g., Coriolis) component and a quadrature component. The in-phase and quadrature components are encoded with reference signals to determine phase and/or gain variation and are processed via a variety of components (e.g., matrix rotation, digital gain, tones demodulator, transfer function errors estimation, etc.) to estimate a sense transfer function of the MEMS (e.g., Hs(fd)) and corresponding phase and/or gain offset of Hs(fd). The in-phase and quadrature components are also compensated for phase and/or gain offset by system components.

Abstract: This application discloses a method for controlling an electronic device to perform photoplethysmography detection. The method includes obtaining historical detection data of a photoplethysmography sensor, calculating a confidence of the historical detection data, determining, based on the calculated confidence of the historical detection data, whether a light source to be turned on by the photoplethysmography sensor in a next detection time segment includes a light source different from a light source turned on when the historical detection data is obtained, and determining that a photoelectric sensing element to be turned on in the next detection time segment is a photoelectric sensing element corresponding to the determined light source to be turned on.

Abstract: A training determination device includes: a determination unit configured to determine a training type, based on exercise data obtained when a user has performed a running training; a storage unit configured to store training history information in which the training type determined by the determination unit is associated with time information for performed training and a moving distance during the performed training; a calculation unit configured to perform at least two types of different calculation for a cumulative total of the moving distance for each training type, based on the training history information stored in the storage unit; and a display controller configured to display an image indicating the cumulative total of the moving distance for each training type calculated by the calculation unit.

Abstract: Methods, systems and apparatus for measuring the energy of a quantum chemical system. In one aspect, a method includes obtaining a Hamiltonian describing the chemical system, where the Hamiltonian is expressed in an orthonormal basis; decomposing the Hamiltonian into a sum of terms where each term comprises a respective operator that effects a respective single particle basis rotation, and one or more particle density operators; repeatedly, for each group comprising terms with a same operator that effects a respective single particle basis rotation, measuring expectation values of the terms included in the group, comprising: performing the respective single particle basis rotation on a qubit system encoding a state of the chemical system; and measuring Jordan-Wigner transformations of the one or more particle density operators in the group to obtain a respective measurement result for the group; and determining the energy of the chemical system using the obtained measurement results.

Abstract: The present disclosure provides a small-scale geological anomalous body detection method and device, and relates to the field of small-scale geological anomalous body detection. The method comprises: acquiring diffracted wave shot-gather data collected in a to-be-processed area and determining target single shot data having a distance to the center point, which is a predetermined distance; calculating a first horizontal distance between each shot point in the target single shot data and the center point and calculating a second horizontal distance between the detection point corresponding to each shot point and the center point; constructing a common-diffraction-point gather based on the first horizontal distances and the second horizontal distances; and processing the common-diffraction-point gather by using a correction algorithm of diffracted wave events to obtain a diffracted wave imaging profile.

Abstract: A method for processing an audio signal in accordance with a room impulse response is described. The audio signal is separately processed with an early part and a late reverberation of the room impulse response, and the processed early part of the audio signal and the reverberated signal are combined. A transition from the early part to the late reverberation in the room impulse response is reached when a correlation measure reaches a threshold, the threshold being set dependent on the correlation measure for a selected one of the early reflections in the early part of the room impulse response.

Abstract: A method includes receiving seismic data including signals collected using a receiver, separating a downgoing wavefield from an upgoing wavefield in the signals, generating a modified downgoing wavefield by removing direct arrivals from the downgoing wavefield, estimating a first-order multiple reflection signal at least partially by deconvolving the modified downgoing wavefield and the downgoing wavefield, and generating a seismic image based at least in part on the estimated first-order multiple reflection signals.

Abstract: A power quality analysis system is configured to carry out a power quality analysis in an electrical environment. The system comprises one or more power consuming units each electrically connected to a main power supply by a multiconductor (multicore) cable and one or more power quality sensors configured to provide one or more power quality analysis measurements. The one or more power quality sensors are clamp-on power quality sensors configured to provide one or more power quality analysis measurements when the clamp-on power quality sensors are clamped onto the outside of or arranged in the proximity of the multiconductor cable. The clamp-on power quality sensors are configured to provide the one or more power quality analysis measurements without being electrically connected to any of the conductors of the multiconductor cable.

Abstract: A method may include obtaining acquired drilling parameter data regarding a drilling parameter in real-time during a drilling operation for a predetermined well. The method may include determining, based on a drilling cost model, first drilling cost data using the acquired drilling parameter data. The method may include determining whether the first drilling cost data satisfies a predetermined criterion. The method may include determining, in response determining that the first drilling cost data fails to satisfy the predetermined criterion, a replacement component for the drilling operation. The method may include determining, based on the drilling cost model, second drilling cost data based on using the replacement component for the drilling operation. The method may include transmitting a command to update the drilling operation by changing a drilling system to use the replacement component in response to determining that the second drilling cost data satisfies the predetermined criterion.

Abstract: An industrial internet of things (IoT) gateway is communicatively coupled to (a) fluid condition sensor(s) monitoring (an) operating parameter(s) of fluid power system fluid, via a programmable logic controller (PLC) data communications protocol interface. The IoT gateway includes a PLC data communications protocol interface master function, a cloud computing interface module and program instructions to periodically sample fluid condition sensor readings, format the readings, and send the readings to a cloud computing message queuing telemetry transport broker for processing by a cloud monitoring system. Machine learning provides predictions of fluid quality and buildup of varnish in the fluid system, applies a scoring algorithm to predict fluid system failure. These predictions may be used to automatically create (a) work ticket(s) related to the fluid system.

Abstract: The present invention provides a method for eddy current thermography defect reconstruction based on electrical impedance tomography, first, obtaining a thermal reference image of temperature change with time by acquiring a thermogram sequence S of the specimen in the process of heating and fitting a curve for pixels of each location of the thermogram sequence S, then, creating a current matrix and a magnetic potential matrix, and calculating the satisfied conductivity distribution through iterations, so as a reconstructed image is obtained, then taking the low conductivity area of the reconstructed image as the defect profile, thus the defect profile is identified and quantified.

Abstract: A fleet management system will receive, from each vehicle of a fleet of vehicles, a vehicle identification number (VIN). The system also will receive data elements that comprise: (a) vehicle operational parameters gathered during a run of the vehicle; (b) a hardware identification code that identifies a hardware component of the vehicle; and/or (c) a software identification code that identifies an installed software component in the vehicle. The processor will generate a data block that comprises the VIN and the one or more data elements. The processor will then save the data block to a shared digital ledger that includes VINs and data elements for a plurality of the vehicles in the fleet.

Abstract: A method which includes receiving a first signal from a first probe at a first location monitoring a rotating component, wherein the first location defines a cross-sectional plane that is perpendicular to the axis of rotation of the rotating component. The method further includes obtaining a vibration model and generating, by a computer processor, a virtual signal at a second location on the machine, where no second probe is present. The second location is in the same cross-sectional plane as the first location and is angularly offset by an angle from the first location. The method further includes performing a plurality of signal processing techniques based, at least in part, on the first signal and the virtual signal and transmitting a plurality of commands based, at least in part, on results of the plurality of signal processing techniques.

Abstract: A hydrogen gas supply system comprises a storing unit that stores hydrogen, a communication unit that receives at least either of burden information indicative of an environmental burden exerted during manufacturing of hydrogen externally received by the storing unit and quality information indicative of quality with respect to the hydrogen externally received by the storing unit, a user interface unit that provides an output in accordance with the at least either of the burden information and the quality information with respect to the hydrogen supplied from the storing unit to the user, and a controller that controls the user interface unit based on an amount of the hydrogen received by the storing unit and the at least either of the burden information and the quality information, which is received by the communication unit.

Abstract: Provided is a method for shale gas production prediction, including: acquiring real shale gas production data, and determining a target production decline curve model according to the real shale gas production data; setting a time step for production prediction, and obtaining a linear production decline curve by performing production prediction by using the target production decline curve model based on the time step; determining target shale gas production residuals according to the linear production decline curve and the real shale gas production data, inputting the target shale gas production residuals to a long short-term memory, and obtaining a residual prediction result by performing production prediction according to the long short-term memory and the time step; and determining a target production prediction result of shale gas well to be subjected to production prediction based on the linear production decline curve and the residual prediction result.

Abstract: Techniques for performing multi-sensor calibration on a vehicle are described. A method includes obtaining, from each of at least two sensors located on a vehicle, sensor data item of a road comprising a lane marker, extracting, from each sensor data item, a location information of the lane marker, and calculating extrinsic parameters of the at least two sensors based on determining a difference between the location information of the lane marker from each sensor data item and a previously stored location information of the lane marker.

Abstract: A method and an apparatus for planning an obstacle-free measurement trajectory of a coordinate measuring machine, and a computer program are provided. An original measurement trajectory is determined, all compact obstacles along the original measurement trajectory are determined, an obstacle entrance pose on the original measurement trajectory and an obstacle exit pose on the original measurement trajectory are determined for each compact obstacle, and at least one obstacle-free alternative measurement trajectory is determined for each compact obstacle.