Abstract: An apparatus comprises a processing device configured to maintain, for a storage system implementing a mapped redundant array of independent disks (RAID) configuration including disk groups providing RAID groups comprising data and hot spare extents, a shared pool of hot spare extents comprising first and second sets of hot spare extents from first and second ones of the disk groups. The processing device is further configured to detect failure of a disk in the first disk group, to determine whether available ones of the first set of hot spare extents provide sufficient storage capacity for rebuilding the failed disk and, responsive to determining that available ones of the first set of hot spare extents do not provide sufficient storage capacity for rebuilding the failed disk, to rebuild the failed disk utilizing one or more of the second set of hot spare extents in the shared pool of hot spare extents.

Abstract: Methods and systems for detecting systemwide service issues by using anomaly localization. In an example, a method includes receiving time-series monitoring data for multiple services, the time-series monitoring data including multiple dimensions and an error metric; for the monitoring data from each service, evaluating scopes within the monitoring data based on an objective function for a time-series of the error metric to identify at least one anomalous scope, each scope including at least one dimension and a value for the dimension; based on evaluating the scopes, generating a ranked list of scopes for each service based on objective function scores for the scopes; correlating the ranked lists of scopes across the multiple services to identify a cross-service anomaly; and generating an alert for the services based on the cross-service anomaly, the alert indicating at least one scope as a potential root cause for the cross-service anomaly.

Abstract: An approach is provided in which the approach builds a combination model that includes a normal status model and an abnormal status model. The normal status model is built from a set of time-sequenced normal status records and the abnormal status model is built from a set of time-sequenced abnormal status records. The approach computes a set of time-sequenced coefficient combination values of the normal status model and the abnormal status model based on applying a set of fitting coefficient characteristics to the normal status model and the abnormal status model. The approach performs goal seek analysis on a system using the combination model and the set of time-sequenced coefficient combination values.

Abstract: The present invention provides a device for enrichment culture and gravity-type isolation of marine microorganisms in a high-pressure environment. The device includes an enrichment and multistage purification unit and a gravity-type isolation and culture unit. Under a high-pressure and low-temperature environment constructed to be consistent with a marine environment, the enrichment and multistage purification unit is used for realizing a process of enrichment and multistage purification of the marine microorganisms, obtaining a marine microorganism enrichment bacteria liquid and injecting the marine microorganism enrichment bacteria liquid into the gravity-type isolation and culture unit. The gravity-type isolation and culture unit is used for carrying out automatic streaking by means of gravity in the high-pressure environment to achieve solid isolation and culture of the marine microorganisms, such that culturability of the marine microorganisms is effectively improved.

Abstract: A battery pack, comprising a first cell and a second cell connected in series, the first cell having a current cut-off device and having a first failure voltage, the current cut-off device being configured to be able to break a circuit in response to a voltage value of the first cell reaching or exceeding the first failure voltage, and the second cell having no current cut-off device. The battery pack may use a soft pack battery as the second cell, having advantages such as high energy density, low impedance, high discharge power, a low rate of temperature rise during high-rate discharge, and flexibility in dimensions.

Abstract: Among other things, the present disclosure provides various agents. In some embodiments, provided agents can bind to beta-catenin. In some embodiments, the present disclosure provides technologies for modulating beta-catenin functions. In some embodiments, the present disclosure provides technologies for preventing and/or treating conditions, disorders or diseases associated with beta-catenin. In some embodiments, the present disclosure provides designed amino acids which can provide improved properties and/or activities. In some embodiments, the present disclosure provides agents comprising such amino acids.

Abstract: Aspects of the invention include systems and methods configured to prevent masquerading service attacks. A non-limiting example computer-implemented method includes sending, from a first server in a cloud environment, a communication request comprising an application programming interface (API) key and a first server identifier to an identity and access management (IAM) server of the cloud environment. The API key can be uniquely assigned by the IAM server to a first component of the first server. The first server receives a credential that includes a token for the first component and sends the credential to a second server. The second server sends the credential, a second server identifier, and an identifier for a second component of the second server to the IAM server. The second server receives an acknowledgment from the IAM server and sends the acknowledgment to the first server.

Abstract: The present invention provides a device for single-cell high-throughput sorting in a marine in-situ environment. The device includes a pressure-resistant visual sorting cabin, an optical identification system and an automatic sorting system; a microorganism-containing bacteria liquid is injected into the pressure-resistant visual sorting cabin; the enriched microorganisms is dispersed and pass through a channel via a carrier chip disposed in the pressure-resistant visual sorting cabin; when the enriched microorganisms pass through the carrier chip, the microorganisms are observed and identified via the optical identification system; and the automatic sorting system automatically sorts the microorganisms according to a microorganism identification result. The present invention further provides a method for single-cell high-throughput sorting in the marine in-situ environment.

Abstract: A semiconductor structure includes a peripheral region and an array region. A substrate is provided. An active layer is provided in the substrate corresponding to the peripheral region. A word line groove is formed in the substrate corresponding to the array region. A word line is formed in the word line groove. The word line includes a first word line conductive layer and a second word line conductive layer with one stacked on another. A top of the first word line conductive layer is a protrusion. The protrusion protrudes along a direction pointing from the first word line conductive layer to the second word line conductive layer. An isolation layer covering the substrate is formed. A first through hole and a second through hole both penetrating through the isolation layer are formed simultaneously. The first through hole exposes the active layer. The second through hole exposes the protrusion.

Abstract: The present invention relates to a multi-capillary force curve averaging method based on the overall virtual measurement of a plurality of samples. The method includes the following steps: 1, taking m types of rock samples, obtaining a capillary force-saturation curve, an apparent volume and a porosity of each sample; 2, inspecting the quality of the capillary force-saturation curve of each sample and preprocessing the end points of each curve; 3, calculating an averaged wet phase saturation corresponding to different capillary force values of the plurality of samples under the overall virtual measurement of a plurality of samples; and 4, denoting data points on a graph by using the wet phase saturation as the abscissa and capillary force as the ordinate, and finally connecting all data points smoothly to obtain the averaged capillary force curve.

Abstract: The embodiment of the present invention discloses an anti-drowning safety alarm method and device for swimming pools. Acquiring images taken by multiple cameras; inputting the images into a target detection model to detect human bodies and heads, so as to obtain human body target detection boxes and human head target detection boxes; calculating the relationship between the human heads and the human bodies according to these boxes; performing multi-camera fusion on the human body target detection boxes and the human head target detection boxes to obtain the human body boxes and head boxes; determining the relative position relationship between the human bodies or the human heads and the water surface; calculating the correlation between the bounding box sequence at the current moment and that at the previous moment to obtain the human tracking trajectory; updating the state database; generating alarm information according to the state database.

Abstract: The embodiment of the present invention discloses an anti-drowning safety alarm method and device for swimming pools. Acquiring images taken by multiple cameras; inputting the images into a target detection model to detect human bodies and heads, so as to obtain human body target detection boxes and human head target detection boxes; calculating the relationship between the human heads and the human bodies according to these boxes; performing multi-camera fusion on the human body target detection boxes and the human head target detection boxes to obtain the human body boxes and head boxes; determining the relative position relationship between the human bodies or the human heads and the water surface; calculating the correlation between the bounding box sequence at the current moment and that at the previous moment to obtain the human tracking trajectory; updating the state database; generating alarm information according to the state database.

Abstract: A light-emitting device includes a semiconductor structure, a through hole, an electrical connecting structure, and a first electrode metal layer. The semiconductor structure has a first surface and a second surface, and includes a first-type semiconductor layer, a second-type semiconductor layer, and an active layer. The first surface is located on the first-type semiconductor layer, and the second surface is located on the second-type semiconductor layer. The through hole passes through the first-type semiconductor layer, the second-type semiconductor layer, and the active layer. The through hole has a first section, and the first-type semiconductor layer is exposed through the first section to electrically connect with the electrical connecting structure. A first angle between a side wall of the first type semiconductor layer that bounds the first section and the plane of the first surface ranges from 0° to 90°.

Abstract: The present invention discloses a method and device for studying fluid equilibrium distribution in heterogeneous oil and gas reservoirs. Firstly, a reservoir is divided into multiple layers according to permeability of the reservoir; a pressure-depth curve of formation water in surrounding rock is established; the pressure-depth curve of a non-wetting phase is made by passing through a point in the reservoir and taking a product of density and acceleration of gravity of the non-wetting phase as a slope; the pressure-depth curve of displacement pressure of the reservoir is added on the basis of the pressure-depth curve of the formation water; and the pressure-depth curve of the non-wetting phase is repeatedly compared with the pressure-depth curve of the displacement pressure to obtain static equilibrium distribution of fluid in the reservoir.

Abstract: The present invention relates to a multi-capillary force curve averaging method based on the overall virtual measurement of a plurality of samples. The method includes the following steps: 1, taking m types of rock samples, obtaining a capillary force-saturation curve, an apparent volume and a porosity of each sample; 2, inspecting the quality of the capillary force-saturation curve of each sample and preprocessing the end points of each curve; 3, calculating an averaged wet phase saturation corresponding to different capillary force values of the plurality of samples under the overall virtual measurement of a plurality of samples; and 4, denoting data points on a graph by using the wet phase saturation as the abscissa and capillary force as the ordinate, and finally connecting all data points smoothly to obtain the averaged capillary force curve.

Abstract: Techniques for data transmission involve obtaining respective data transmission characteristics of a set of to-be-processed data transmission jobs, the data transmission characteristics of each data transmission job indicating at least one of an expected transmission time and a data size of the data transmission job; determining corresponding weights of the set of data transmission jobs based on the data transmission characteristics of the set of data transmission jobs; and determining a transmission rate of each data transmission job based on the weights and a total transmission rate used for the set of data transmission. Accordingly, different transmission rates may be assigned to different data transmission jobs, thereby increasing a recovery point objective (RPO) completion rate before a failure occurs.

Abstract: Techniques test a storage system. Such techniques involve: acquiring a result of performing a first test on the storage system using a test case; if the result indicates that the storage system fails the first test, performing a second test on the storage system based on a problem of the storage system; and if the result indicates that the storage system passes the first test, determining a security level of the test case based on the result. Such techniques can effectively enhance test performance and system reliability of the storage system.

Abstract: A method for microbial fermentation of botanicals includes steps of: fermenting with wall-breaking fungi, and then fermenting with probiotics. The wall-breaking fungi are wood-grown fungi and/or Cordyceps. The method can effectively destroy the cell wall of the botanical, promote release of effective ingredients of the botanical and improve utilization rate of the botanical. In addition, due to fermenting with the wall-breaking fungi, the botanical medicine also contains the active ingredients of the wall-breaking fungi. Thereby the efficacy of the botanical is increased.

Abstract: The present invention provides a system and a method for simulating formation and evolution of a deep-sea cold seep ecosystem. Simulation of the cold seep ecosystem is realized and a unit above seabed interface, a seabed interface ecosystem simulation unit, and a subsea interface unit is formed through the system, which provides environmental conditions for evolution of the cold seep ecosystem. At the same, the primary succession and secondary succession of the ecological cold seep system are simulated through the environmental condition control equipment, the sampling cabin, and the seabed current injection system, and the formation environment of the system is remodeled in situ, thereby effectively shortening the period of field observation to research the cold seep ecosystem.

Abstract: Techniques test a storage system. Such techniques involve: acquiring a result of performing a first test on the storage system using a test case; if the result indicates that the storage system fails the first test, performing a second test on the storage system based on a problem of the storage system; and if the result indicates that the storage system passes the first test, determining a security level of the test case based on the result. Such techniques can effectively enhance test performance and system reliability of the storage system.