Abstract: A method and system of maintaining a trained neural network for mobile device indoor navigation and positioning. The method comprises receiving a set of magnetic measured parameters acquired at a mobile device positioned at a first location of an indoor area; computing, at an output layer of a trained neural network, an output error based on comparing a magnetic input feature in accordance with the magnetic measured parameters to a magnetic output feature generated at the output layer, the magnetic output feature being generated at least in part based on a matrix of weights associated with at least a first neural network layer; and if the output error exceeds a threshold value, re-training the neural network based at least in part upon re-initializing the matrix of weights associated with the at least a first neural network layer.

Abstract: The invention relates to a comprehensive monitoring and data mining system and method for algae bloom of lake, wherein, the method comprises acquiring monitoring indicator data related to algae bloom of lake by three ways, i.e., remote sensing monitoring, automatic monitoring and manual surveying, and transmitting the acquired data to a data center by Internet; performing data backup and data preprocessing of the received data in the data center, including temporal interpolation, spatial interpolation and outlier determination and processing; transmitting the preprocessed data to a database for storage; performing computation of 3D numerical model of lake according to the data source stored in the database, assessing the risk of algae bloom of the lake to be monitored according to the simulation data of the numerical model, and displaying predictive warning information on algae bloom of the lake on a public platform.

Abstract: Measurement approaches and data analysis methods are disclosed for combining 3D topographic data with spatially-registered gas concentration data to increase the efficiency of gas monitoring and leak detection tasks. Here, the metric for efficiency is defined as reducing the measurement time required to achieve the detection, or non-detection, of a gas leak with a desired confidence level. Methods are presented for localizing and quantifying detected gas leaks. Particular attention is paid to the combination of 3D spatial data with path-integrated gas concentration measurements acquired using remote gas sensing technologies, as this data can be used to determine the path-averaged gas concentration between the sensor and points in the measurement scene.

Abstract: There is provided a system for customized application of herbicides, comprising: a processor(s) executing a code for: feeding test images corresponding to a target agricultural field into a machine learning model trained on a training dataset of sample images of sample agricultural field(s) labelled with ground truth of weed parameters, selecting specific weed parameter(s) of according to performance metric(s) of the model, setting up instructions for triggering application of a first herbicide to a portion of the target agricultural field in response to an outcome of the model indicating likelihood of the specific weed parameter(s) being depicted in an input image of the portion of the target agricultural field, and setting up instructions for triggering application of a second herbicide to the portion of the target agricultural field in response to the outcome of the model indicating non-likelihood of the specific weed parameter(s) being depicted in the input image.

Abstract: A method was invented to convert methane concentration at the surfaces emitting fugitive methane into methane emission rate. This method requires surface scan of methane concentration using handled devices such as flame ionization detector (FID) to measure the fugitive methane near-surface concentration based on which, the methane emission rate can be calculated using a correlation expressed in a mathematical form.

Abstract: An experimental method and system for simulating the evolution of reservoir fracture stress field, the experimental method comprises the following steps: (S1) preparing horizontal well fracturing model (100); (S2) applying boundary loads and constraints to the horizontal well fracturing model (100); (S3) injecting fracturing fluid or fracturing gas into a fracturing wellbore (130) of the horizontal well fracturing model (100) after loading for fracturing; in a fracturing stage, a photoelastic fringe image of the horizontal well fracturing model (100) is obtained by an optical phase shift method; the fracturing stage comprises an initial state before fracturing fluid or fracturing gas is injected and an end state after fracturing is completed. The experimental method and system can effectively simulate the whole process of horizontal well fracturing, and accurately obtain the variation law of reservoir stress field and its influence on crack propagation during horizontal well fracturing.

Abstract: Embodiments of the present disclosure provide a method, an electronic device and a computer program product for file management. The method includes: generating an extended list based on a path list associated with predetermined files, the extended list comprising a set of paths in the path list that are at least partly the same from a root directory; generating an identifier indicating the extended list; and updating the path list based on the identifier. In this way, the embodiments of the present disclosure accomplish optimization of a path list by creating an extended list, to reduce a number of searching performed based on the path list and thus improve the efficiency of searching a file.

Abstract: An indoor gardening appliance includes a liner defining a grow chamber and a grow module mounted within the grow chamber for receiving a plurality of plant pods. The grow module defines a root chamber and a plurality of apertures for positioning a root end of the plant pod in the root chamber. A resonator may be positioned on each plant pod or at each of the plurality of apertures for generating a unique sound signature when a specific plant pod is inserted into a specific aperture. A detection device, such as a microphone, measures the sound waves generated by the resonator and a controller determines a location and/or a type of the plant pod based on the unique sound signature.

Abstract: System and method for core sample orientating uses an orientation data gathering device recording core sample orientation belowground at irregular time intervals, preferably while drilling is ceased and the irregular time intervals can be randomly generated by the orientation data gathering device. Target orientation data is closest to time Tx, Tx being greater than, less than or equal to T?t, where T is the time recorded by the data gathering device and t is the recorded elapsed time commenced by a communication device at the surface. The data gathering device is interrogated at the surface by the communication device. Timers in each are stopped or their individual times associated with each other (survey time T and elapsed time t). Target recorded orientation data Tx is identifiable as the largest Tx value<T?(t?W), where W is a delay period.

Abstract: A method includes obtaining a benchmark of an accuracy of at least one of a direct positioning technique or an indirect positioning technique for positioning of a mobile device. The method also includes, depending on the benchmark, selecting between positioning of the mobile device using the direct positioning technique and the indirect positioning technique.

Abstract: A method of generating geophysical data using at least one source. The method may include the steps of generating a geophysical wavefield with a varying signature using at least one source, wherein the signature is varied in a periodic pattern.

Abstract: Provided are a soil estimation device, a soil estimation method and a program that are capable of improving the accuracy of estimation of a state in soil without increasing the number of sensors that detect the state in the soil. The soil estimation device 100 is provided with an estimated model generation unit 10. The estimated model generation unit 10 generates an estimated model based on at least one among geographical information that specifies a geographical feature of a field of interest and soil distribution information that specifies a soil distribution in the field. The estimated model is a model for estimating, from a measured value that indicates the state in the soil at one location within the field, the state in the soil at a location other than the one location.

Abstract: The present subject matter relates to a method of predicting a traffic behaviour in a road system, comprising the following steps carried out by at least one processor connected to a database, which contains a set of traffic profiles: clustering the traffic profiles; for each cluster, determining a dissimilarity measure; receiving a request having one or more request tags; checking whether all request tags match one of the characteristic vectors of the clusters, and if so, outputting a predicted traffic behaviour, else, eliminating one of the request tags from the request and returning to the beginning of said step of checking.

Abstract: Disclosed herein are a system and method that integrate vineyard sensor data into an environment that enables analysis, historical trend analytics, spatio-temporal analytics, and weather model fusion for improved decision making from vineyard management to wine production. The integration of new sensor data from multiple soil depths with surface measurements, combined with production flow process and historical information enables new decision making capabilities. A wireless network of sensor/transmitters can be distributed to provide a 3-dimensional assessment of water movement both across the grower's field and as it moves from the surface through the root zone. The soil monitoring data stream feeds into a visualization interface that will be incorporated in software based decision aid and crop management tool that helps agricultural producers reduce costs, minimize water and nutrient applications, and better protect the environment by reducing agricultural production inputs.

Abstract: A below-ground agricultural biological performance modeling approach in precision agriculture combines customized field modeling with machine learning techniques for environmental matching of variables to describe a below-surface soil state, to understand and predict the performance of soil-active agricultural biological products such as bio-pesticides, bio-stimulants, plant growth regulators, and other biologically-derives soil adjuvants. The modeling approach characterizes the influence of environmental relationships on the performance of such soil-active agricultural biological products to develop a suite of predictive models to provide notifications, advisories, and recommendations for appropriate products for individual fields.

Abstract: A photo-optic comparative geolocation system for calculating the location of an object has been developed. The apparatus includes optic sensors that capture surrounding location data, an interface that maps the optic sensor data, a storage database containing prior optical and location data, a digital sextant that provides data calculated using magnetic or celestial references, a data processor that compares the mapped data to stored data and calculates current location based on the comparison analysis, and a visual display for location information.

Abstract: Systems and techniques are provided in which one or more environmental sensors collect data about an environment. An environmental hazard assessment module collects and analyzes data obtained by the environmental sensors to automatically identify, categorize, and/or rate the severity of potential environmental hazards. The hazards are provided to a user for a particular region of the environment or for a larger environment that includes multiple regions.

Abstract: Exemplary implementations may: obtain, from the electronic storage, geological data corresponding to the geographic volume of interest; generate a framework for sediment deposition using a first set of multiple physical, chemical, biological, and geological processes; generate a framework for diagenesis using a second set of multiple physical, chemical, biological, and geological processes; generate a representation of sediment deposition by applying the geological data corresponding to the geographic volume of interest to the framework for sediment deposition; generate a representation of diagenesis based on the framework for diagenesis and the representation of sediment deposition; and display the representation of sediment deposition and the representation of diagenesis on a graphical user interface.

Abstract: A data center network device provides configurations where the port density can be increased by incorporating multiport transceivers within the device and the use of high density fiber connections on exterior panels of the device. The device also permits dynamically reassigning fiber connections to convert from single fiber connection paths to higher rate bonded fiber paths while at the same time making more efficient use of the fiber interconnections.

Abstract: This disclosure is directed to techniques for aggregating marine weather radar data and sea state sensor data from ships or other sea-based data collecting nodes, potentially also with non-sea-based data collecting nodes. In one example, a system is configured to receive, via a remote coverage broadband datalink system, one or more sets of marine environmental condition data from one or more sea-based data collecting nodes. The system is further configured to aggregate the one or more sets of marine environmental condition data from the one or more sea-based data collecting nodes into one or more aggregated sets of marine environmental condition data. The system is further configured to output at least one of the aggregated sets of marine environmental condition data to one or more recipient systems.

Abstract: An insurance product comprises a crop risk insurance policy component that insures against risk of loss for at least drought. An endorsement assembly is associated with the crop risk insurance policy component. The endorsement assembly comprises a grower compliance requirement, a right of payment, and ancillary terms and conditions. The grower compliance requirement requires a grower to comply with a qualified crop input plan for a particular crop in a field. The right of payment is contingent upon a first yield per unit land area of the particular in the field less than second yield per unit land area of a geographic area by more than a threshold amount. The geographic area covers a greater area than the field and is representative of at least one of the soil characteristics and the climate associated with the field. The right of payment is contingent upon compliance of the grower with the ancillary terms and conditions.

Abstract: A system and method for managing a crop insurance program facilitates determining an input management plan for application of a crop input to a field within a defined geographic area. A field yield is measured. The field yield pertains to a yield of particular crop associated with a field in a defined geographic area. An aggregate yield is estimated. The aggregate yield relates to the particular crop associated with the defined geographic area. The aggregate yield is scaled to represent a generally equivalent land area to the field. A difference or variation is determined between the field yield and the aggregate yield. The determined difference or indication thereof is made available to a receiving entity (e.g., insurer that is associated with at least one of claims and insurance on the crop in the field).

Abstract: The present application relates to a method and apparatus including a sensor to detect a current location, a memory for storing a first set of Kalman filter parameters associated with a first environmental condition and a second set of Kalman filter parameters associated with a second environmental condition, a processor for performing an assisted driving algorithm according to the first set of Kalman filter parameters, for receiving the current location, for determining a second set of Kalman filter parameters in response to the current location, for performing the assisted driving algorithm according to the second set of Kalman filter parameters, and for generating a control signal in response to the assisted driving algorithm according to the second set of Kalman filter parameters, and a vehicle controller operative to control a vehicle in response to the control signal.

Abstract: A networked air quality monitoring system. Such a system could provide information beyond the user's local instrument on air quality over a much larger area. This information could be used by a user to make decisions about frequenting particular areas based on the results, or to alert them to changing conditions in the area so that the user might act before local conditions change.

Abstract: An agricultural field management system includes a plurality of communication devices arranged on an agricultural field, each of the communication devices including an outputting circuit being configured to output identification information, a signal receiving circuit disposed on a management machine movable in an agricultural field and configured to receive the identification information outputted by the outputting circuit a position detecting circuit disposed on the management machine and configured to detect measurement information based on a signal from a navigation satellite, a first obtaining circuit to obtain the identification information received by the signal receiving circuit, a second obtaining circuit to obtain the measurement information detected by the position detecting circuit of the management machine on the agricultural field, a relating circuit to relate the identification information obtained by the first obtaining circuit to the measurement information obtained by the second obtaining ci

Abstract: A method, system, and computer program product is provided for automatically configuring a detection device. The method includes scanning, with a LiDAR device, a region to generate LiDAR data, analyzing the LiDAR data to determine a material classification for the region, determining a zone of interest within the region based on the material classification, the zone of interest comprising a subset of the region defined by a spatial boundary, monitoring the zone of interest with the detection device, identifying an event occurring within the spatial boundary of the zone of interest based on monitoring the region with the detection device, and in response to identifying the event occurring within the spatial boundary, automatically initiating at least one responsive action.

Abstract: A method for determining an estimate of an overall bedload transport rate by using bedload transport rates for a plurality of subswaths involves, generally, performing a bathymetry survey in areas at multiple times, calculating an amount of erosion and deposition and their ratio, and calculating an erosion and a deposition transport rate using the provided equations.

Abstract: A communication application may include a request-response mechanism, which may enable real-time interaction between multiple users executing multiple tasks at multiple locations. Using the communication application, a first user may generate a digital ticket for the tasks, which may be shared with a second user. A response associated with the digital ticket by the second user may occur in a particular structured format within the communication application. The response may include location information of the second user and status of machines executing the tasks. The communication application may bring every user action and response data associated with the tasks into one unique digital board associated with the communication application. The digital board may create and implement a collaborative network and successfully orchestrate value-exchanging interactions among the users in the data sharing ecosystem.

Abstract: The present technology relates to an information processing device and an information processing method, in which Synecoculture (registered trademark) can be assisted. An ecosystem object indicating an ecosystem constituent configuring an ecosystem of an agricultural field in which a plurality of types of vegetation are mixed up and a task object indicating a task performed with respect to the ecosystem constituent are acquired, and the ecosystem object is subjected to augmented reality (AR) display in a position in a predetermined background space, corresponding to a real position of the ecosystem constituent, and the task object is subjected to AR display in the background space. The present technology, for example, can be applied to a case or the like where information of assisting Synecoculture (registered trademark) is provided.

Abstract: Systems, methods, and devices for performing real-time detecting and spatially-positioning a waterfront in an oil-producing reservoirs are disclosed. An example method of predicting movement of a waterfront in a reservoir may include generating a plurality of electrical signals having different frequencies with a surface electric source; injecting currents corresponding to the plurality of generated signals into the earth near a well extending into the reservoir with a surface dipole; sensing a vertical component of an electric field generated by each of the injected currents at a location in the reservoir with a sensor; detecting a location of the waterfront within the reservoir based on the received vertical components of the electric fields; and analyzing the detected vertical components of the electric fields taken on at least two different points in time with machine learning to predict a rate of movement of the waterfront within the reservoir.

Abstract: The invention discloses a method for experimentally determining the conductivity of an unpropped fracture in hydraulic fracturing of a shale reservoir, comprising: select an outcrop sample with a natural fracture in the shale reservoir, and cut the outcrop sample with along the extension direction of the natural fracture into no less than eight square rock slabs; use a laser scanner to obtain the rough topography data of the fracture surface of each square rock slab and calculate the area tortuosity; pick out the rock samples; model the rough surface of the selected rock samples; import the treated surface model into the engraving machine, and select the downhole core or outcrop rocks in the same horizon for repeated production; calculate the shear slippage at different positions of unpropped fracture according to the data of the shale reservoir; finally test the conductivity of the shale rock samples after shear slip.

Abstract: The disclosed technology relates to a system configured to detect a modification to a node in a tree data structure. The node is associated with a content item managed by a content management service as well as a filename. The system may append the filename and a separator to a filename array, determine a location of the filename in the filename array, and store the location of the filename in the node.

Abstract: A computer-implemented method of targeting grower fields for crop yield lift is disclosed. The method comprises receiving, by a processor, crop seeding rate data and corresponding crop yield data over a period of time regarding a group of fields associated with a plurality of grower devices; receiving, by the processor, a current seeding rate for a grower's field associated with one of a plurality of grower devices; determining, whether the grower's field will be responsive to increasing a crop seeding rate for the grower's field from the current seeding rate to a target seeding rate based on the crop seeding rate data and corresponding crop yield data; preparing, in response to determining that the grower's field will be responsive, a prescription including a new crop seeding rate and a specific hybrid to be implemented in the grower's field.

Abstract: The invention is a method of exploiting hydrocarbons within a sedimentary basin, by stratigraphic simulation coupled with a hydrologic model and a diagenetic model. A gridded representation of the basin, comprising at least a mineralogical composition and a porosity within each cell, is determined by means of a stratigraphic simulator for at least one time step. Then, at least one hydrologic zone is delimited using a hydrologic model, and at least one chemical composition of the fluids and a direction of circulation of the fluids are determined in each cell located in the zone. At least the chemical composition of the fluids, the mineralogical composition and the porosity are then updated in each cell of the gridded representation with a diagenetic model comprising a hydrologic flux balance, established using at least the directions of circulation of the fluids and from which a cell visiting order is determined for the fluids.

Abstract: Networking device and method using a neural network for applying delays based on port positions. The networking device comprises a plurality of ports and applies a delay to IP packets received via a given port among the plurality of ports. The delay is based on a position of the given port among the plurality of ports. The neural network has been trained to infer the delay to be applied to the IP packet received via the given port. In one implementation, the position of the given port is one of the inputs of the neural network.

Abstract: Methods and systems for preparing slurries for treating subterranean formations are provided herein. The methods may include: combining proppant particulates and a base fluid at a well site to form a slurry; and extracting dust from a mixing tank at a well site in which the slurry is disposed. The systems may include: a first tank containing proppant particulates located at a wellsite; a second tank containing a base fluid located at a well site; at least one mixer operable to receive and mix at least a portion of the proppant particulates from the first tank and at least a portion of the base fluid from the second tank at the well site to form a slurry; at least one mixing tank operable to receive the slurry from the mixer; and at least one dust extractor operable to extract dust from the at least one mixing tank.

Abstract: A device may receive a master data set for a first spectroscopic model; receive a target data set for a target population associated with the first spectroscopic model to update the first spectroscopic model; generate a training data set that includes the master data set and first data from the target data set; generate a validation data set that includes second data from the target data set and not the master data set; generate, using cross-validation and using the training data set and the validation data set, a second spectroscopic model that is an update of the first spectroscopic model; and provide the second spectroscopic model.

Abstract: A method of generating secondary data in geostatistics using observed data that: receiving prepared spatial correlation data, primary data, and observed data; generating initial models by performing a geostatistical technique using the spatial correlation data and the primary data; extracting a best representative model using the observed data from the initial models; and creating final models by converging candidate models. The initial models are created using geostatistics from the spatial correlation data and primary data, the representative models are determined using a distance-based clustering method, the best representative model is selected using the observed data, the candidate models near the best representative model are selected as final models depending on a convergence determination criterion, and uncertainty quantification and prediction of future performances may be conducted using the final models.

Abstract: An agricultural work management system includes: a data input unit configured to receive, from an agricultural crop harvester, harvesting position data indicating a harvesting work position as agricultural land information, harvest amount data indicating a harvest amount of the agricultural crop harvested in the agricultural land, and quality data indicating the quality thereof as agricultural crop information; a database server configured to store the agricultural land information and the agricultural crop information such that they can be associated with each other; an agricultural work evaluation unit configured to perform agricultural work evaluation on the agricultural land based on the agricultural land information and the agricultural crop information; and a data output unit configured to send out the agricultural work evaluation data generated by the agricultural work evaluation unit.

Abstract: A user interface may be provided for displaying a series of reports. The user interface may include a primary report area, a secondary report area and a navigation slider. The primary report area may be utilized to display a selected report image associated with a report in a report series. The secondary report area may be utilized to display one or more additional report images associated with other reports in the report series. The navigation slider may be utilized to navigate among the report images displayed in the secondary report area. The report images displayed in the primary and secondary report areas may be manipulated by one or more user commands received in the user interface.

Abstract: A system for quantitative water management comprises: at least two interconnected water production entities (U), at least one water resource (S) linked to one at least of the production entities (U), at least one demander element (D) requesting water produced defined by a pre-established temporal curve of water demand produced as a function of time, each link between production entities (U), water resources (S) and demander elements (D) being ensured by a transfer work (C) having a predetermined maximum flowrate and being able to be interconnected, each production entity (U) and each water resource (S) furthermore being associated with a weighting function P, and a calculator adapted to minimize the global weighting function Pg of the system while guaranteeing compliance with the pre-established temporal curve of water demand produced of each demander element (D) under constraint of compliance with the maximum flowrates of the various elements of the system.

Abstract: Embodiments relate generally to methods and systems for monitoring personal protection equipment (PPE) compliance. A method may comprise receiving, by a user identification (ID) module, information from sensor modules attached to PPE devices worn by the user, determining if the sensor modules indicate that the PPE devices are active or inactive, communicating the information from the user ID to a supervisor console, and displaying this information by a supervisor console. The user ID may be associated with a specific user, and the sensor modules may be associated with specific PPE devices. When it is determined that a required PPE device is inactive, corrective action may be taken by the supervisor.

Abstract: Techniques for atmospheric compensation in satellite imagery that include converting an image including an array of radiance values to an array of surface reflectance values. The conversion is performed in an automated fashion by identifying one or more portions of the image for which the surface reflectance can be estimated and determining the Aerosol Optical Depth (AOD) by iteratively comparing the radiance value captured by the image sensor to a calculated radiance value (based on the known surface reflectance, historical values for other atmospheric parameters, and the AOD) and adjusting the AOD until the calculated radiance value is substantially the same as the captured radiance value.

Abstract: A crowdsourced air quality monitoring system. Such a system could provide information beyond the user's local instrument on air quality over a much larger area. This information could be used by a user to make decisions about frequenting particular areas based on the results, or to alert them to changing conditions in the area so that the user might act before local conditions change.

Abstract: Provided herein are systems and methods for determining a refined oilfield location area from a notified oilfield location. The methods and systems access notifications of intent to obtain a notified oilfield location record that includes at least a notified place name, a notified distance from a place associated with the notified place name and a notified approximate direction from the place associated with the notified place name. The methods and systems further determine a candidate location area based on the notified distance and the notified approximate direction. The methods and system further obtain auxiliary information associated with information identified within the notification of intent. The methods and systems further determine a second candidate location area based on the auxiliary information and determine the refined location area based on an intersection of the first candidate location area and the second candidate location area.

Abstract: A system and method of controlling agriculture equipment which combines geographical coordinates, machine settings, machine position, path plans, user input, and equipment parameters to generate executable commands based of a variety of different in-field agricultural operation objectives for a vehicle equipped with an automatic or electronically controlled locomotion systems capable of reading and executing the commands.

Abstract: A computer-implemented method of managing data related to an agricultural process is disclosed.

Abstract: Hydrocarbons are exploited within a sedimentary basin using a stratigraphic simulation coupled with a hydrologic model and a terrestrial organic matter accumulation model. The inorganic sediment distribution within the basin is determined with a stratigraphic simulator for at least one time step. Then, at least one unsaturated zone is delimited within the basin using a hydrologic model. At least one zone of terrestrial organic matter accumulation within the basin and an amount of terrestrial organic matter accumulated in this accumulation zone are determined by a model of the terrestrial organic matter accumulation as a function of the unsaturated zone thickness, of the unsaturated zone thickness stability and of the surface water flux defined for the time step considered.

Abstract: Systems and methods are disclosed to analyze sediment and sedimentary rock properties. Example systems and methods transform data representing physical particles and burial histories into a three-dimensional representation of solids and pores in sediments and sedimentary rocks by analyzing effects of deposition, grain rearrangement, compaction, and chemical reactions. Resulting output may include three-dimensional representations which may be the basis of physical objects or media for laboratory tests. In an example, output may provide a basis for evaluating present-day properties for areas where sample material is unavailable, reconstructing properties for times in the geologic past, and forecasting the effects of engineering and industrial activities on properties.

Abstract: A method and system of deploying a trained neural network-based RSS fingerprint dataset for mobile device indoor navigation and positioning. The method comprises: based on RSS parameters acquired from a plurality of mobile devices acquired at a set of positions within an indoor area, accumulating the RSS parameters as a trained neural network-based RSS fingerprint dataset in a fingerprint database of the indoor area; and when a density of points represented by the set of positions having accumulated RSS parameters exceeds a deployment threshold density, deploying the RSS fingerprint dataset within a fingerprint map for mobile device navigation of the indoor area, the fingerprint map encompassing the set of positions.