Abstract: Processes and systems for microseismic event detection. In some embodiments, the process can include acquiring seismic data with a dense seismic receiver array; converting seismic data into an image domain dataset; detecting one or more seismic waveform edges; characterizing within the image domain dataset one or more linear segments which each define a portion of one or more of the one or more seismic waveform edges, and wherein the linear segments are functions of one or more seismic arrival times and one or more subterranean depths; and estimating the subterranean depth of the one or more microseismic events within a subterranean formation based on the one or more linear segments.

Abstract: Embodiments presented provide for a fully automated method of high-resolution interval velocity estimation for vertical seismic profile-type data.

Abstract: A method for processing geophysical data may include retrieving geophysical data from a wellsite, where the data comprises seismic data related to the wellsite. Further, the method may include converting the geophysical data to at least one visual image. Furthermore, the method may include obtaining a common shot visual image of the wellsite. Moreover, the method may include comparing the geophysical data for the at least one visual image to the common shot visual image of the wellsite. Additionally, the method may include determining and/or enhancing a difference between the converted geophysical data of the image and the common shot to produce results.

Abstract: An imaging apparatus according to the present invention includes: a processor; and a memory storing a program which, when executed by the processor, causes the imaging apparatus to acquire information on an inclination of the imaging apparatus, acquire information on an inclination of a dual lens in a case where the dual lens is mounted to the imaging apparatus, perform first control so as to notify the inclination of the imaging apparatus based on the information on the inclination of the imaging apparatus, and perform second control so as to notify the inclination of the dual lens based on the information on the inclination of the dual lens.

Abstract: Systems and methods may be used to process distributed acoustic sensing (DAS) data at oil and gas well sites to generate processed seismic data having metadata superimposed thereon, and then stream the combined processed seismic data and metadata to an off-site data processing center for further customized data processing. For example, a method may include receiving raw seismic data from a plurality of sensors disposed in a borehole extending into a subterranean formation from the oil and gas well site, processing the raw seismic data to generate a plurality of processed seismic data waveforms and metadata associated with the plurality of processed seismic data waveforms, combining the plurality of processed seismic data waveforms and the metadata associated with the plurality of processed seismic data waveforms to generate an output file, and streaming the output file to an off-site data processing center that is located remotely from the oil and gas well site.

Abstract: A method for optimizing a seismic survey design includes obtaining a well trajectory, determining a depth range and a measurement interval for the seismic survey, determining an optimal seismic shot position for each receiver within the depth range using an inverse function, determining one or more potential seismic shot configurations that each include a number of seismic shots, a location for each of the number of seismic shots, and a power of each of the seismic shots, determining an estimate of a data quality for each of the determined one or more potential seismic shot configurations using an objective function, and determining an optimum seismic survey design based on the determined estimated data quality for each of the determined one or more potential seismic shot configurations, wherein the estimated data quality for the optimum seismic survey design is greater than a predetermined minimum threshold.

Abstract: Systems and methods may be used to reconstruct particle velocity wavefields from coupling-calibrated fiber-optic data that subsequently enables physically valid construction of the particle velocity wavefields for a hybrid sensor array including both fiber-optic and particle motion sensors. These systems and methods may be used in a variety of borehole geophysical applications, such as structure and reservoir imaging, impedance inversion, attenuation tomography, micro-seismic fracture imaging, focal mechanism analysis, and so on. The systems and methods may also be used in other applications such as geothermal and CO2 storage monitoring.

Abstract: Systems and methods may be used to process seismic data acquired using a sensor array including optical fiber sensors in a seismic acquisition environment for modeling displacement spectrums from distributed acoustic sensing (DAS) of strain measurements for moment magnitude estimation. For example, a method may include receiving DAS data of strain measurements from a plurality of sensors of an oil and gas well system, converting the DAS data to displacement data using a conversion algorithm, generating a displacement spectrum model based on the displacement data, and estimating a moment magnitude of a seismic moment using the displacement spectrum model.

Abstract: An imaging apparatus according to the present invention includes an image sensor, a processor, and a memory storing a program which, when executed by the processor, causes the imaging apparatus to acquire inclination information that is information of inclination of a dual-lens circular fish-eye lens unit with respect to the image sensor by analyzing a third image including a first circular fish-eye image area and a second circular fish-eye image area formed on the image sensor via two circular fish-eye lenses in the dual-lens circular fish-eye lens unit in a case where the dual-lens circular fish-eye lens unit is mounted to the imaging apparatus, and perform control to notify the inclination of the dual-lens circular fish-eye lens unit with respect to the image sensor based on the acquired inclination information.

Abstract: A method can include receiving a sonic data log for a length interval of a borehole in a geologic environment as acquired via a tool disposed in the borehole; representing the sonic data log using an ordered series representation with respect to length for at least a portion of the length interval; and inverting the sonic data log using the ordered series representation to generate a model of at least a portion of the geologic environment, where the model includes sonic velocity related property values.

Abstract: A method for optimizing a seismic survey design includes obtaining a well trajectory, determining a depth range and a measurement interval for the seismic survey, determining an optimal seismic shot position for each receiver within the depth range using an inverse function, determining one or more potential seismic shot configurations that each include a number of seismic shots, a location for each of the number of seismic shots, and a power of each of the seismic shots, determining an estimate of a data quality for each of the determined one or more potential seismic shot configurations using an objective function, and determining an optimum seismic survey design based on the determined estimated data quality for each of the determined one or more potential seismic shot configurations, wherein the estimated data quality for the optimum seismic survey design is greater than a predetermined minimum threshold.

Abstract: A controller acquires first information related to a request for a predetermined operation performed before a first vehicle moves, which is required for the first vehicle from outside the first vehicle parked in a parking lot; and transmits, in response to acquiring the first information, second information for causing a user of a second vehicle waiting for parking to recognize a position where the first vehicle is parked.

Abstract: Systems and methods may be used to reconstruct particle velocity wavefields from coupling-calibrated fiber-optic data that subsequently enables physically valid construction of the particle velocity wavefields for a hybrid sensor array including both fiber-optic and particle motion sensors. These systems and methods may be used in a variety of borehole geophysical applications, such as structure and reservoir imaging, impedance inversion, attenuation tomography, micro-seismic fracture imaging, focal mechanism analysis, and so on. The systems and methods may also be used in other applications such as geothermal and CO2 storage monitoring.

Abstract: The present technology provides a semiconductor laser capable of suppressing a decrease in yield while suppressing an influence on laser characteristics. The semiconductor laser according to the present technology includes a resonator having a multilayer structure including: a first cladding layer; a second cladding layer; and an active layer disposed between the first cladding layer and the second cladding layer, the multilayer structure including a pair of resonator end surfaces facing each other. The resonator has a ridge structure extending in a resonator length direction on a surface on a second cladding layer side. A plurality of grooves is provided in at least one of one side portion or the other side portion sandwiching the ridge structure in plan view on the surface of the resonator on the second cladding layer side.

Abstract: To provide an aluminum alloy in which natural aging is suppressed and a method for producing the same. This disclosure relates to an Al—Si-based aluminum alloy containing Si, Mg, Mn, Fe, and unavoidable impurities and Al—Si—Mg—Fe—Mn-based compounds, and further to a method for producing said Al—Si—based aluminum alloy by controlling the cooling process of a molten alloy during casting.

Abstract: A controller acquires first information related to a request for a predetermined operation performed before a first vehicle moves, which is required for the first vehicle from outside the first vehicle parked in a parking lot; and transmits, in response to acquiring the first information, second information for causing a user of a second vehicle waiting for parking to recognize a position where the first vehicle is parked.

Abstract: Embodiments presented provide for a fully automated method of high-resolution interval velocity estimation for vertical seismic profile-type data.

Abstract: An ultrasonic diagnostic apparatus that assists an insertion task of a puncture needle into a subject, includes: an ultrasonic probe that acquires an ultrasonic image of an inside of the subject by transmitting and receiving ultrasonic waves; a first capture part and a second capture part that are attached to the ultrasonic probe and capture the puncture needle at the insertion task; and a hardware processor that performs image analysis on a first captured image generated by the first capture part and a second captured image generated by the second capture part, and detects an insertion angle of the puncture needle relative to a body surface of the subject using a stereo camera principle, calculates a predicted arrival position of the puncture needle from the insertion angle, and displays a guide image indicating the predicted arrival position on a monitor so as to be superimposed on the ultrasonic image.

Abstract: An information processing device estimates an emotion of a driver of a vehicle based on an image acquired by a camera mounted on the vehicle, and specifies a first point that is a point where a predetermined emotion is estimated as the emotion of the driver.

Abstract: An information processing device includes a storage unit and a controller. The storage unit is configured to store video information that is information on a video captured by an in-vehicle camera and uploaded by a first user. The controller is configured to execute accepting designation of a point or a section from a second user, and extracting a first video including the designated point or section from among a plurality of the uploaded videos.