Abstract: A method for depopulating data from cache includes receiving a command to depopulate the cache of selected data. The command has an application identifier as a parameter. The application identifier is associated with an application that previously accessed the data. The method searches the cache for data elements that are marked with the application identifier and removes the data elements from the cache. In certain embodiments, the data elements are marked with a first application identifier associated with an application that staged the data elements into the cache, and a second application identifier associated with an application that last accessed the data elements. In certain embodiments, removing the data elements from the cache comprises only removing the data elements from the cache if the application identifier matches one or more of the first application identifier and the second application identifier. A corresponding system and computer program product are also disclosed.

Abstract: A method that includes joining, by a first node, a network connecting a set of nodes, where each node has an agent and is associated with a sensor, and where the sensor generates sensor data, and where each agent sends and receives broadcast messages, and generating, by the sensor, sensor data associated with a second node. The method also includes analyzing, by the agent, the sensor data, where the analyzing causes a detection of a first fault condition of the second node, and where the first fault condition is an indication of a problem with the second node, generating, by the agent, a broadcast message, where the broadcast message includes the first fault condition, and sending, by the first node, the broadcast message to at least one member of the set of nodes via the network.

Abstract: An embodiment includes generating an input document that includes a plurality of text fields of attribute data. The embodiment also includes extracting a set of candidate features from the attribute data using a feature extraction module that evaluates the attribute data using first and second machine learning models, where the first machine learning model scores terms in the input document and the second machine learning model includes a deep learning model. The embodiment also includes calculating feature-selection values for respective features of the set of candidate features and generating tag information for a remote computing asset using a machine learning classifier that predicts the tag information based on the feature-selection values.

Abstract: Various embodiments are provided for optimized placement of data structures in a hierarchy of memory in a computing environment. One or more data structures may be placed in a first scratchpad memory, a second scratchpad memory, an external memory, or a combination thereof in the hierarchy of memory according to a total memory capacity and bandwidth, a level of reuse of the one or more data structures, a number of operations that use each of the one or more data structures, a required duration each the one or more data structures are required to be placed a first scratchpad or a second scratchpad, and characteristics of those of the one or more data structures competing for placement in the hierarchy of memory that are able to co-exist at a same time step. The second scratchpad memory is positioned between the external memory and the first scratchpad memory at one or more intermediary layers.

Abstract: A method for improving cache hit ratios dedicates, within a cache, a portion of the cache to prefetched data elements. The method maintains a high priority LRU list designating an order in which high priority prefetched data elements are demoted, and a low priority LRU list designating an order in which low priority prefetched data elements are demoted. The method calculates, for the high priority LRU list, a first score based on a first priority and a first cache hit metric. The method calculates, for the low priority LRU list, a second score based on a second priority and a second cache hit metric. The method demotes, from the cache, a prefetched data element from the high priority LRU list or the low priority LRU list depending on which of the first score and the second score is lower. A corresponding system and computer program product are also disclosed.

Abstract: A method to prevent starvation of non-favored volumes in cache is disclosed. In one embodiment, such a method includes storing, in a cache of a storage system, non-favored storage elements and favored storage elements. A cache demotion algorithm is used to retain the favored storage elements in the cache longer than the non-favored storage elements. The method designates a maximum amount of storage space that the favored storage elements are permitted to consume in the cache. In preparation to free storage space in the cache, the method determines whether an amount of storage space consumed by the favored storage elements in the cache has reached the maximum amount. If so, the method frees storage space in the cache by demoting favored storage elements. If not, the method frees storage space in the cache in accordance with the cache demotion algorithm. A corresponding system and computer program product are also disclosed.

Abstract: A method for pinning selected volumes within a heterogeneous cache is disclosed. The method maintains a heterogeneous cache made up of a higher performance portion and a lower performance portion. A list of pinned volumes is received that are provided higher priority than other volumes within the heterogeneous cache. The method dedicates, within the lower performance portion, a storage area to accommodate the pinned volumes and prestages the pinned volumes within the storage area. In certain embodiments, an LRU list is maintained that indicates an order in which storage elements of the pinned volumes are demoted from the storage area. A corresponding system and computer program product are also disclosed.

Abstract: Techniques regarding an implantable biosensor package are provided. For example, one or more embodiments described herein can regard an apparatus, which can comprise a biosensor module. The biosensor module can comprise a semiconductor substrate and a processor. The semiconductor substrate can have a sensor operably coupled to the processor. The apparatus can also comprise a polymer layer. The biosensor module can be embedded within the polymer layer such that the polymer layer can be provided on a plurality of sides of the biosensor module.

Abstract: A microfluidic chip with a high volumetric flow rate is provided that includes at least two vertically stacked microfluidic channel layers, each microfluidic channel layer including an array of spaced apart pillars. Each microfluidic channel layer is interconnected by an inlet/outlet opening that extends through the microfluidic chip. The microfluidic chip is created without wafer to wafer bonding thus circumventing the cost and yield issues associated with microfluidic chips that are created by wafer bonding.

Abstract: A sensor apparatus comprising a portable sensor body. The sensor body includes a support with one or more sensing electrodes, and electric connections connecting to the electrodes. The apparatus further includes a storage container, designed to receive at least a part of the support that includes one or more of the electrodes, for storing the sensor body. The container comprises a deformable wiper. The wiper is shaped correspondingly with the support and electrodes thereof, to wipe liquid (and/or other materials contained therein) off the support responsive to inserting the latter in the container and, conversely, responsive to de-inserting the support from the container. Mutually corresponding parts of the sensor body and the container may form a fastener, so as to be able to create a non-permanent joint between the sensor body and the container responsive to the sensor body being fully inserted in the container.

Abstract: A system for programming an intended geographical destination into a global positioning system enabled vehicle navigation system is provided. The system includes a navigation board with a surface comprising a symbol at a position of an RFID tag representing a geographical destination. The system includes a vehicle key comprising an RFID tag reader adapted for a wireless reading of an identifier value of the RFID tag if the vehicle key is in proximity of the RFID tag. The vehicle key can store and memorize the RFID tag identifier value. The system includes a vehicle navigation system including a receiver for receiving the identifier value stored in the vehicle key if the vehicle key is in an activation mode for the vehicle such that the vehicle navigation system is programmed with the geographical destination represented by the at least one RFID tag of the navigation board.

Abstract: A method includes providing a medication delivery vehicle comprising a reservoir with a seal formed thereon and a cantilevered beam micro-machined from a layer of material and coupled to the reservoir, the cantilevered beam comprising a tip for puncturing the seal, applying an electric field to the cantilevered beam that impels the tip forward and causes the tip to break through the seal of the reservoir, and changing the electric field to impel the micro-machined tip backward and thereby release a medication from the reservoir. A computer program product and computer system corresponding to the method are also disclosed.

Abstract: A heat exchange apparatus, and method of forming the apparatus, are disclosed. The apparatus includes a thermally conductive substrate with a metal microlattice structure adhered to the thermally conductive substrate and in thermal communication with the thermally conductive substrate, the metal microlattice structure comprising a region containing an electroless metal. A method of making the apparatus includes forming a polymer lattice, applying the polymer lattice to a thermally conductive substrate, forming an electroless plated metal layer on the polymer lattice, forming an electroplated metal layer on the electroless metal layer, and forming a metal microlattice of the electroless metal layer and the electroplated metal layer.

Abstract: A self-heating thermal interface material (TIM) may be formed using heating components dispersed within the TIM. The heating components may produce heat when the TIM is compressed. The heating components may be formed from microcapsules and the microcapsules may contain exothermic reactants. The reactants may be isolated from contact within the microcapsule until a compressive force is applied.

Abstract: A method, computer system, and a computer program product for supplementing learning data to determine a Most Probable Path (MPP) for a user driver is provided. The present invention may include determining a change associated with a set of map data. The present invention may then include extracting a set of trajectory data in response to the determined change associated with the set of map data. The present invention may also include performing a rerouting calculation for the extracted set of trajectory data, wherein the performed rerouting calculation generates a rerouting result, wherein the generated rerouting result is added to a set of learning data in a learning data database. The present invention may further include adding one or more trajectory patterns to the learning data based on an increase frequency after the determined change associated with the set of map data.

Abstract: Nesting information indicative of a nested arrangement of a set of scrollable areas within an environment is obtained. Focus information indicative of which of the set of scrollable areas is in focus within the environment is obtained. A visualization scheme is applied to each of the set of scrollable areas other than the scrollable area in focus. The visualization scheme adjusts at least one display property of each other scrollable area by each of a function of a relative position of each other scrollable area relative to the scrollable area in focus within the nested arrangement and a function of a relative distance of each other scrollable area from the scrollable area in focus.

Abstract: A method for partitioning a knowledge graph is provided. The method analyzes past searches and determines an access frequency of a plurality of edges. The method marks, as intermediate cluster cores, edges having the highest access frequencies, sorts the marked intermediate cluster cores according to their access frequencies, and selects a first cluster core having the highest access frequency. The method assigns first edges in a first radius around the first cluster core to build the first cluster. The method selects a second cluster core having the highest access frequency apart from edges of the first cluster, and assigns second edges in a second radius around second cluster core to build the second cluster. The method partitions the knowledge graph into a first sub-knowledge-graph comprising the first cluster and a second sub-knowledge-graph comprising the second cluster.

Abstract: A probe card assembly for nondestructive integrated circuit testing is disclosed. The probe card assembly includes an outer gimbal bearing with a tapered bearing surface being mounted on a top surface of a printed circuit board. The probe card assembly further includes an inner gimbal bearing with a spherical bearing surface which contacts the tapered bearing surface of the outer gimbal bearing at a single point of contact about a circumference thereof. The probe card assembly further includes a spring plate mounted to the outer gimbal bearing, providing a downward force to a substrate.

Abstract: Computer technology for the provision and use of a computer code based ontology to index a repository of container images (for example, Docker container images). The ontology can then be used as an indexing mechanism to search the repository to find the best container image to use for a given set of needs and/or specifications.

Abstract: Techniques regarding chemical compounds comprising perfluoroaryl groups that can facilitate post-synthesis functionalization are provided. For example, one or more embodiments described herein can comprise a chemical compound. The chemical compound can comprise a molecular backbone. The chemical compound can also comprise a pendent functional group bonded to the molecular backbone. The pendent functional group can comprise a perfluoroaryl group and a methylene group.

Abstract: A mechanism is provided for virtually rendering a portion of a three-dimensional (3D) object to a user via a tactile display. The mechanism receives a selection of the 3D object to be virtually rendered to a user. The mechanism identifies a subset of cells of a plurality of cells that form the tactile display required to virtually render a portion of the 3D object that will be virtually contacted by the tactile display. The mechanism selectively controls a fluid flow to the subset of cells that form the tactile display to render a sensation associated with the portion of the 3D object on skin of the user wearing the tactile display, wherein the fluid flow to each cell the subset of cells is provided via one or more electrostatic accelerator pumps.

Abstract: Method of collision avoidance which includes: sensing parameters by a first vehicle with respect to relative movements of the first vehicle and a second vehicle; responsive to determining by the first vehicle, based on the sensed parameters, of an impending collision with the second vehicle, communicating, by the first vehicle, a query to the second vehicle as to if the second vehicle can perform a corrective action to avoid a collision with the first vehicle; and performing, by the first vehicle and independent of any corrective action performed by the second vehicle, a corrective action to avoid a collision with the second vehicle.

Abstract: Processing is provided for operating an in-memory database, wherein transaction data is stored by a persistence buffer in an FIFO queue, and update processor subsequently: waits for a trigger; extracts the last transactional data associated with a single transaction of the in-memory database from the FIFO memory queue; determines if the transaction data includes updates to data fields in the in-memory database which were already processed; and if not, then stores the extracted transaction data to a store queue, remembering the fields updated in the in-memory database, or otherwise updates the store queue with the extracted transaction data. The process continues until the extracting is complete, and the content of the store queue is periodically written into a persistent storage device.

Abstract: A computer-implemented method includes accessing a user database, accessing a transport database, and generating a global recommended travel plan. The user database includes travel preferences and a metric preference for each user. The travel preferences include an origin, and a destination. The transport database includes transport data. The global recommended travel plan includes, for each user, a recommended route from the user's origin to the user's destination, a recommended mode, and a recommended start time. Generating the global recommended travel plan includes simultaneously optimizing each user's metric preference based on the transport data and the travel preferences. The computer-implemented method further includes returning each user's recommended route, recommended mode, and recommended start time. A corresponding computer program product and computer system are also disclosed.

Abstract: A computer-implemented method for generating ground-truth for natural language querying may include providing a knowledge graph as data model, receiving a natural language query from a user and translating the natural language query into a formal data query. The method can also include visualizing the formal data query to the user and receiving a feedback response from the user. The feedback response can include a verified and/or edited formal data query. The method can also include storing the natural language query and the corresponding feedback response as ground-truth pair. Corresponding system and a related computer program product may be provided.

Abstract: Embodiments of the present disclosure relate to a method, system and computer program product for maintaining a storage array online. According to the method, an unrecoverable error is detected by one or more processors as having occurred in a failed disk of a storage array in first storage. The failed disk is replaced with a spare disk in the first storage. Data is retrieved from a second storage for storing into a stripe of the first storage based on address information of a data block of the failed disk. The second storage stores mirrored data of data stored in the first storage. The stripe includes data blocks distributed across all disks in the storage array of the first storage. The retrieved data is caused to be written into the stripe of the storage array of the first storage. In other embodiments, a system and a computer program product are disclosed.

Abstract: A computer-implemented method, computer program product, and computing system is provided for providing contextual information associated with a post in an activity stream. In an implementation, a method may include determining a need for contextual information relative to a post within an activity stream. The method may also include searching one or more contextual information sources relative to at least a portion of the post within the activity stream. The method may further include associating contextual information with the post within the activity stream.

Abstract: In a processor supporting execution of a plurality of functions of an instruction, an instruction blocking value is set for blocking one or more of the plurality of functions, such that an attempt to execute one of the blocked functions, will result in a program exception and the instruction will not execute, however the same instruction will be able to execute any of the functions that are not blocked functions.

Abstract: A computer-implemented method includes: receiving, by a computing device, a search query from a client device; obtaining, by the computing device, classification and confidence information by applying natural language classification to the search query; generating, by the computing device, search results based on the classification and confidence information, wherein a ratio of the search results is based on the classification and confidence information; and providing, by the computing device, the search results to the client device.

Abstract: Workload redistribution is provided. Upper and lower thresholds of resource utilization by worker nodes in a worker node group are defined. Hot and cold regions are determined in the worker node group to provide policy-based rescheduling of the worker nodes and redistribution of workload on the worker nodes based on the upper and lower thresholds of resource utilization. Resource utilization data corresponding to the worker nodes in the worker node group are collected at defined time intervals. It is determined whether an average resource utilization of any worker node in the worker node group is greater than the upper threshold of resource utilization based on the collected resource utilization data. In response to determining that the average resource utilization of any worker node in the worker node group is greater than the upper threshold, redistribution of the workload on the worker nodes is triggered.

Abstract: A computer system includes a dispatch stage configured to dispatch a plurality of instructions in a program order, and an issue stage configured to issue at least one instruction among the plurality of instructions. The computer system further includes an execution stage configured to execute the at least one instruction to generate a finish report and to determine the at least one instruction is one of an exception-free instruction or an exception instruction. In response to determining the exception-free instruction, a first finish report associated with the exception-free instruction is output to a completion stage. In response to determining the exception instruction, a second finish report associated with the exception instruction is output to an exception unit so as to halt output of the second finish report to the completion stage.

Abstract: A technique relates to moving a target logical partition. A software application receives a trigger to automatically move the target logical partition from a first system to a second system. The logical partition memory of the target logical partition is transferred from the first system to a coupling facility. In response to completion of transferring the logical partition memory of the target logical partition to the coupling facility, the logical partition memory of the target logical partition is transferred from the coupling facility to the second system.

Abstract: Aspects of the present disclosure relate to internet of things (IoT) device management. A first set of sensor data can be received from a first IoT device within an IoT sensor network, the IoT sensor network containing a plurality of IoT devices, wherein a subset of the plurality of IoT devices within the IoT sensor network are in an inactive state. The first set of sensor data can be analyzed to determine whether an activation condition is satisfied. In response to determining that the activation condition is satisfied, a second IoT device within the subset can be activated, wherein activation leads to collection of a second set of sensor data from the second IoT device.

Abstract: Embodiments of the present invention provide methods, computer program products, and systems. Embodiments of the present invention can receive an application processing interface (API) invoke request for a service to be directed to an API management device. Embodiments of the present invention can then determine that there is a fast path to a service provider for the service requested by the API invoke request according to a fast path record in an accelerator. Embodiments of the present invention can then send the API invoke request to the service provider through the fast path based on the service provider's connection information.

Abstract: Methods that can provide multi-layered data security in mobile personal computing devices are provided. One method includes assigning, by a processor, one of a plurality of security levels to applications of a mobile personal computing device, assigning one of the plurality of security levels to storage partitions of a storage device of the mobile personal computing device, and providing the applications access to data stored on the storage partitions based on a nexus of a first assigned security level for each application and a second assigned security level for each storage partition. Systems and apparatus that can include, perform, and/or implement the methods are also provided.

Abstract: Approaches presented herein enable automated cognitive problem management in a systems environment. A first problem component is identified from a problem ticket. In response to the problem ticket, a logical relationship between the problem component and other related components is generated. While applying an automated fix to the problem component, its related components are measured for any deviation. If a deviation exists, a second problem component is identified and a causality relationship among the first and second components is established. An automated fix is applied to the second problem component and then to the first problem component based on the causality relationship. The causality relationship and order of applying the component fixes is stored for resolving future similar problem tickets.

Abstract: Techniques for dynamically generating self-aligned double patterning (SADP) gate regions based on gate distribution and the relocation of the gates to their matched region are provided. In one aspect, a method for generating SADP gate regions in a circuit design includes: obtaining a circuit design having SADP gates, and a placement solution for the SADP gates that, while non-overlapping, violates SADP track routing matching requirements; determining approximate locations of SADP regions in the circuit design; assigning the SADP gates to the SADP regions using a minimum-cost maximum-flow (min-cost max-flow) process; and identifying, once all of the SADP gates have been assigned to the SADP regions, non-overlapping locations for the SADP gates in the SADP regions.

Abstract: A method, system and computer program product includes receiving data including parameters affecting recovery point objectives for a disaster recovery plan, analyzing the parameters and determining responsible factors behind recovery point objective deviation based on the analyzing.

Abstract: A mechanism is provided in a data processing system comprising at least one processor and at least one memory, the at least one memory comprising instructions which are executed by the at least one processor and configure the processor to implement a document processing system. A spell check confidence component executing within the document processing system records a mapping of misspelled words to corrected words for set of documents. The spell check confidence component generates an error-to-correction frequency model based on the mapping. A parser executing within the document processing system parses an input document to extract words in the error-to-correction frequency model. The spell check confidence component calculates a precision score for each word in the input document found in the error-to-correction frequency model. The precision score represents a probability that the extracted word is spelled correctly as intended in the input document.

Abstract: A method, computer program product, and system includes a processing circuit(s) allocating a page of system memory address space to a device. The allocating includes the processing circuits(s) obtaining base address registers of the device in a bus and determining a portion of the page of the system memory address space to allocate to the base address registers. The processing circuits(s) sorts the base address registers, in a descending order, according to their alignments and adds sizes of the sorted base address registers to determine the portion of the page. The processing circuit(s) determines a remainder of the page: a difference between a size of the page and the portion of the page. The processing circuit(s) requests a virtual resource of a size equal to the remainder and allocates the page to the sorted base address registers and to the virtual resource.

Abstract: A method and system for populating a software catalogue in software applications which monitor the presence of software products on a plurality of computers. The proposed method aims at populating a software catalogue with a limited manual intervention of an administrator. The present invention reduces the cost of producing and maintaining a comprehensive knowledge base (the catalogue) which contains definitions of software products and the related signature. Information about software products and their related signature is obtained through a process using some special files (e.g. XML files) which contains information and/or pointers to other products.

Abstract: Disclosed is a computer implemented method to adjust device health weighting factors, the method comprising, determine a set of monitored devices including a first monitored device. The method comprises, determining a set of parameters, wherein each parameter is associated with one operating metric of each of the monitored devices. The method comprises, receiving a set of usage data, including a usage history for each parameter. The method further comprises, performing trend analysis on the set of usage data configured to identify a relative influence of each parameter on the set of monitored devices. The method also comprises, generating a set of weighting factors based on the trend analysis, and wherein each parameter in the set of parameters is associated with a weighting factor, and calculating a health score for the first monitored device, wherein the calculation is based on the set of weighting factors.

Abstract: A method and system are provided. The method includes providing an actionable business entity operating model. The method further includes extending the actionable business entity operating model to drive user interface behavior on a user interface device having at least a display device, by extending class and property meta classes of the actionable business entity operating model to include user interface behavior semantics. The extending step includes configuring the user interface behavior semantics to be responsive to an operation state of the actionable business entity operating model.

Abstract: An adaptive log system and method may include calculating a complexity of the change set, comparing a current log message with a previous log message created as a result of the test operation during a previous run, to determine a log difference between the current log message and the previous log message, determining a module sensitivity for each module of the change set, identifying a trust level of a developer of the change set, dynamically adjusting log level settings, and analyzing a serviceability of the change set made to the continuous delivery pipeline based on: (i) the complexity of the change set, (ii) the log difference, (iii) the module sensitivity of each module of the change set, and (iv) the trust level of the developer, wherein, as a function of the analyzing, the sufficiency of log messages for each module of the change set is determined.

Abstract: A method for selective scheduling and deployment of maintenance tasks in cloud computing environments is provided. The method determines a computing environment in which a maintenance task is to be performed. The computing environment has one or more environment characteristics. The method then determines one or more task characteristics for the maintenance task. Based on the one or more environment characteristics and the one or more task characteristics, the method determines a similarity between the maintenance task and one or more historical maintenance tasks. The method generates a completion indicator for the maintenance task based on the similarity between the maintenance task and the one or more historical maintenance tasks. Based on the completion indicator, the method schedules performance of the maintenance task.

Abstract: A method of maintaining correctness of pointers from a managed heap to off-heap memory includes storing in a cache a first heap object in a managed heap that holds at least one off-heap pointer pointing to a first off-heap data structure and creating a weak reference node linked to the first heap object such that the first heap object is not kept alive by the weak reference node during garbage collection. Further disclosed are systems for maintaining correctness of pointers from a managed heap to off-heap memory.

Abstract: The system, method, and computer program product described herein provide ways to modify a user interface when a performance of the user interface degrades due to lack of resources including presenting the user interface to a user that includes a first element that requires an allocation of a first amount of resources of a server to perform a function, determining that a performance of the user interface has degraded below a threshold amount, in response to determining that the performance has degraded, identifying a second element that requires an allocation of a second amount of resources of the server to perform the function where the second amount of resources is smaller than the first amount of resources, and replacing the first element with the second element to reduce the required amount of resources that are allocated by the server to the user interface.

Abstract: A dynamic premigration protocol is implemented in response to a secondary tier returning to an operational state and an amount of data associated with a premigration queue of a primary tier exceeding a first threshold. The dynamic premigration protocol can comprise at least a temporary premigration throttling level. An original premigration protocol is implemented in response to an amount of data associated with the premigration queue decreasing below the first threshold.

Abstract: A computer-implemented method, according to one embodiment, includes: performing a first read of one or more pages in a first page region of a first block. In response to determining that the highest RBER experienced during the first read is not in a first predetermined range, a first calibration procedure is performed on the one or more pages. A second read of the one or more pages is performed. In response to determining that the highest RBER experienced during the second read is not in a second predetermined range, a second calibration procedure on the one or more pages is performed, and a third read of the one or more pages is performed. In response to determining that the highest RBER experienced during the third read is not in the second predetermined range, a reliability counter which corresponds to the first page region of the first block is incremented.

Abstract: Provided are a computer program product, system, and method for invalidating track format information for tracks in cache. Demoted tracks demoted from the cache are indicated in a demoted track list. Track format information is saved for the demoted tracks. The track format information indicates a layout of data in the demoted tracks, wherein the track format information for the demoted tracks is used when the demoted tracks are staged back into the cache. An operation is initiated to invalidate a metadata track of the metadata tracks in the storage. Demoted tracks indicated in the demoted track list having metadata in the metadata track to invalidate are removed. The track format information for the demoted tracks having metadata in the metadata track to invalidate is removed.