Abstract: A composition, method, and article of manufacture are disclosed. The composition is formed by polymerizing monomers, and includes at least one flame-retardant bis(triketone) monomer and at least one amine monomer. The method includes obtaining at least one flame-retardant bis(triketone) monomer, obtaining at least one amine monomer, and polymerizing the monomers to form a flame-retardant polydiketoenamine. The article of manufacture includes a polymer formed by polymerizing at least one flame-retardant bis(triketone) monomer and at least one amine monomer.

Abstract: A computer-implemented method for configuring a blockchain network, a computer program product for integrating device identity into a permissioning framework of a blockchain network, and a blockchain network. One embodiment may comprise registering a device at a delineate node of a blockchain network, creating, by a processor of the delineate node based on the registering, a profile for the device; an performing, by the processor of the delineate node, a pass-through service for the device. The registering may include receiving, by a network interface, an immutable device identity from the device.

Abstract: A method, system, and computer program product are configured to: initiate a transaction in response to receiving a readiness probe request from a requesting system; set a probe flag for the transaction to a first state; send the transaction to a user application for processing; based on the probe flag being set to the first state, keep updates to recoverable resources in-flight while the user application is processing the transaction; based on the probe flag being set to the first state, roll back the updates to the recoverable resources in response to the user application ending processing the transaction; and send a readiness probe response to the requesting system based on how the user application ended processing the transaction.

Abstract: In an approach, a processor monitors messaging data between a plurality of users from a first collaboration application. A processor identifies an unanswered message within the first messaging data. A processor, subsequent to identifying the unanswered message, identifies that the plurality of users attends a collaborative session. A processor captures a second messaging data of the collaborative session. A processor determines that the second messaging data contains subject matter that meets a threshold of similarity to the unanswered message. A processor annotates the unanswered message.

Abstract: A system and a computer-implemented method for ranking tabular data entities by likelihood of comprising answers for (natural language) queries, based on multimodal descriptions of the tabular data entities, comprising separate representations, which represent different aspects of the tabular data entities. The ranking is based on joint representations, generated from the query representation and separate representations of the tabular data entities' aspects, using gated multimodal units. The computer-implemented method may be used for applications such as web searches, data aggregation, and research tasks.

Abstract: A credit-based flow control system can utilize speculative credit. If an agent has not received a credit return from a downstream agent for a given period of time, the agent can return speculative credit to an upstream agent. This way, even if the agent is not currently capable of performing operations represented by the speculative credit, the upstream agent can be enabled to proceed with operations.

Abstract: An embodiment includes generating a partition schema for a distributed database based on historical usage data indicative of usage of the distributed database, where the generating of the partition schema comprises determining a partition range of a partition of the partition schema. The embodiment also includes generating a node identifier for the partition using a hash function and a first weight value assigned to the partition. The embodiment also includes monitoring performance data indicative of a performance of the distributed database, the monitoring comprising detecting a failure of the performance to satisfy a performance threshold. The embodiment also includes initiating, responsive to detecting the failure, a redistribution procedure by changing the node identifier of the partition by replacing the first weight value with a second weight value.

Abstract: Embodiments are for generating a digital signature of a query execution plan using similarity hashing. A technique includes generating a node digital signature for nodes in a query and generating an edge digital signature for edges in the query, the edges connecting the nodes. The technique includes selecting at least one previously executed query based on the node digital signature and the edge digital signature for the query and causing the query to be processed according to an assignment associated with the at least one previously executed query.

Abstract: A computer system for processing unstructured data, the computing system comprising a computer processor, a computer memory operatively coupled to the computer processor and the computer memory having disposed within it computer program instructions that, when executed by the processor, cause the computing system to carry out the steps of receiving unstructured data input from a client device, analyzing the unstructured data for features that satisfy logical segment criteria by using natural language processing (NLP), partitioning the unstructured data into logical segments based on satisfaction of the logical segment criteria, and linking data from a repository to the unstructured data based on the logical segments.

Abstract: Method and system are provided for uncertainty quantification analysis with efficient two dimensional (2D) random fields. The method may be used in a modeling system. The method may include providing a covariance matrix of a set of parameters with a covariance function describing an occurring real world phenomenon; and generating a random field based on the covariance matrix including a controlled rank reduction to produce a reduced-rank random field dataset provided as a data structure with data compression. Generating the random field applies rank reduction of a block circulant with circulant blocks (BCCB) representation of a covariance matrix obtained from the covariance matrix using existing symmetry of eigenvalues to eliminate redundant computations. The method may include outputting a reduced-rank random field dataset for use in a user-provided model of the modeling system for uncertainty quantification analysis and simulation of the real world phenomenon.

Abstract: Techniques for classifier generalization in a supervised learning process using input encoding are provided. In one aspect, a method for classification generalization includes: encoding original input features from at least one input sample {right arrow over (x)}S with a uniquely decodable code using an encoder E(?) to produce encoded input features E({right arrow over (x)}S), wherein the at least one input sample {right arrow over (x)}S comprises uncoded input features; feeding the uncoded input features and the encoded input features E({right arrow over (x)}S) to a base model to build an encoded model; and learning a classification function {tilde over (C)}E(?) using the encoded model, wherein the classification function {tilde over (C)}E(?) learned using the encoded model is more general than that learned using the uncoded input features alone.

Abstract: Embodiments relate to a system, program product, and method for employing deep learning techniques to fuse data across modalities. A multi-modal data set is received, including a first data set having a first modality and a second data set having a second modality, with the second modality being different from the first modality. The first and second data sets are processed, including encoding the first data set into one or more first vectors, and encoding the second data set into one or more second vectors. The processed multi-modal data set is analyzed, and the encoded features from the first and second modalities are iteratively and asynchronously fused. The fused modalities include combined vectors from the first and second data sets representing correlated temporal behavior. The fused vectors are then returned as output data.

Abstract: A complementary field effect transistor (CFET) structure including a first transistor disposed above a second transistor, a first source/drain region of the first transistor disposed above a second source/drain region of the second transistor, wherein the first source/drain region comprises a smaller cross-section than the second source/drain region, a first dielectric material disposed in contact with a bottom surface and vertical surfaces of the first source/drain region and further in contact with a vertical surface and top surface of the second source/drain region, and a second dielectric material disposed as an interlayer dielectric material encapsulating the first and second transistors.

Abstract: In an approach to improve the efficiency of solving problem instances by utilizing a machine learning model to solve a sequential optimization problem. Embodiments of the present invention receive a sequential optimization problem for solving and utilize a random initialization to solve a first instance of the sequential optimization problem. Embodiments of the present invention learning, by a computing device a machine learning model, based on a previously stored solution to the first instance of the sequential optimization problem. Additionally, embodiments of the present invention generate, by the machine learning model, one or more subsequent approximate solutions to the sequential optimization problem; and output, by a user interface on the computing device, the one or more subsequent approximate solutions to the sequential optimization problem.

Abstract: A method, computer program product and computer system to generate safety alerts is provided. A processor retrieves a plurality of measurements associated with a location. A processor determines a set of features based on the plurality of measurements. A processor identifies a set of membership functions for the set of features. A processor determines a safety index for the body of water based on the set of membership functions and one or more input value ranges for the set of features. In response to the safety index being above a threshold value, a processor sends an alert to one or more users regarding the location.

Abstract: In some examples, a system for generating a topic model includes a processor that can process a set of documents to generate training data, wherein each document in the set of documents is associated with one or more users. The processor can also generate a plurality of topic models using the training data, such that each topic model includes a different number of topics. The processor can also generate an evaluation score for each of the topic models based on information about the users associated with the documents included in the training data. The evaluation score describes a percentage of topics that exhibit a specified level of interest from a specified number of users. The processor can also identify a final topic model based on the evaluation scores and store the final topic model to be used in natural language processing.

Abstract: Aspects of the invention include receiving a data erasure request associated with a user and identifying, based at least in part on the data erasure request, an entity associated with the user and one or more identifiers for the user. Aspects also include identifying, based at least in part on the one or more identifiers for the user, a cohort that includes the user and comparing the one or more identifiers for the user to identifiers of a plurality of users that are not members of the cohort. Aspects further include identifying a replacement user from the plurality of users based on the comparison and replacing the entity associated with the user in the cohort with an entity associated with the replacement user.

Abstract: Methods and systems for verifying a resource definition include simulating an original resource definition to identify at least one change that is made to the original resource definition by a management service. A signature of a received resource definition is generated, omitting portions of the received resource definition that correspond to the at least one identified change. The signature of the received resource definition is compared to a signature of the original resource definition to find a match and to verify the received resource definition. The received resource definition is implemented, responsive to finding the match.

Abstract: Cryptographic-related processing is facilitated by obtaining multiple input operands, and packing the multiple input operands together to form a packed integer. The packed integer is an n-bit integer including multiple slots, where input operands of the multiple input operands are packed into every other slot of the multiple slots, and each slot of the multiple slots has a bitwidth k. Further, the process includes providing the packed integer as input to an n-bit accelerator to facilitate performing one or more predefined operations using the packed integer, to transform the packed integer into result data which facilitates cryptographic-related processing.

Abstract: Systems and methods for cognitive encryption of data are disclosed. The methods may include maintaining a plurality of data storage systems in communication with an external metadata management system, operating the metadata management system to store metadata corresponding to data residing on the plurality of data storage systems, identifying a candidate data set residing on at least one of the plurality of data storage systems on which at least one security action should be performed using information included in the metadata management system, and in response to identifying the candidate data set, identifying the at least one security action.

Abstract: A copy operation is received. The copy operation is of one or more files stored on a linear tape file system. The copy operation is performed in a plurality of units of extents of the one or more files.

Abstract: A head mounted display device includes a frame with multiple tubes inside the frame. The tubes contain a number of speakers and valves. The valves can be actuated on demand, changing the air column length relative to the speakers. Based on an input sound, speakers can be selected and valves can be actuated to improve sound quality.

Abstract: The exemplary embodiments disclose a method, a computer program product, and a computer system for managing sanitation. The exemplary embodiments may include collecting data of one or more assets, extracting one or more features from the collected data, and evaluating a state of sanitation of the one or more assets based on applying one or more models to the extracted features.

Abstract: Embodiments of the present invention provide a concept for determining the relevance of a tag within a post. Responsive to receiving a post composed by a first user and containing a tag referring to a second user, a post context based on a topic of the post, a user context based on a record of the first user and a tag context based on a record of the second user are obtained. The post context and the user context are compared to the tag context, and it is determined whether the tag is relevant to the post and the first user based on comparing the post context and the user context to the tag context.

Abstract: A computer-implemented method for modifying audio-based communications produced during a conference call is disclosed. The computer-implemented method can include monitoring a plurality of utterances transmitted via an audio feed of a device connected to the conference call. The computer-implemented method can identify a first unwanted audio component transmitted via the audio feed. The computer-implemented method can actively modify the audio feed by removing the first unwanted audio component from the audio feed.

Abstract: A method for forming a nonvolatile PCM logic device may include providing a PCM film component having a first end contact distally opposed from a second end contact, positing a first proximity adjacent to a first surface of the PCM film component, positing a second proximity heater adjacent to a second surface of the PCM film component, wherein the first proximity heater and the second proximity heater are electrically isolated from the PCM film component. The method may further include applying a combination of pulses to one or more of the first proximity heater and the second proximity heater to change a resistance value of the PCM film component corresponding to a logic truth table. Further, the method may include simultaneously applying a first combination of reset pulses to program, or set pulses to initialize, the PCM film component, to the first proximity heater and the second proximity heater.

Abstract: A lateral bipolar junction transistor including an emitter region, base region and collector region laterally orientated over a type IV semiconductor substrate, each of the emitter region, the base region and the collector region being composed of a type III-V semiconductor material. A buried oxide layer is present between the type IV semiconductor substrate and the emitter region, the base region and the collector region. The buried oxide layer having a pedestal aligned with the base region.

Abstract: Embodiments for power generation include defining a power tile within a power distribution network having a grid of power rails, the power tile having logic gates, and applying an initial power grid pattern from a plurality of power grid patterns for the power tile such that initial power grid pattern relates to timing characteristics of the logic gates of the power tile. The power grid patterns each have a different number of connectors connecting one power rail to another power rail in the grid of power rails. A subsequent power grid pattern is selected from the power grid patterns for the power tile such that the subsequent power grid pattern meets a threshold condition for the timing characteristics of the logic gates of the power tile. The timing characteristics for the logic gates are determined based on a voltage drop associated with the subsequent power grid pattern.

Abstract: A hierarchical time step generator circuit is configured to be used for a time-based analog-to-digital converter. The hierarchical time step generator is configured to generate multiphase clock signals in response to receiving a reference clock signal. The time-based analog-to-digital converter is configured to be controlled to digitize the input signal by the multiphase clock signals. The hierarchical time step generator includes a first level time step generator configured to generate the a set of first level multiphase signals in response to receiving the reference clock signal a phase interpolator circuit configured as second level to generate second level clock signals between each of the first level clock signals and a third level configured to generate the third set of multiphase clock signals using a set of time staggered multi-phase phase locked loops synchronized to each of the second level clock signals.

Abstract: An embodiment includes capturing media data by sampling a media stream received from a web conferencing application during a web conference session between computing devices over a network, wherein the web conference session comprises content communicated as the media stream from a first computing device to a second computing device during the web conference session. The embodiment also includes generating a series of character codes representative of content of the media data by segmenting the media data and identifying character codes that most closely match respective segments. The embodiment also includes identifying sensitive information included in the series of character codes. The embodiment also includes generating, responsive to identifying the sensitive information, a notification regarding a potential leak of sensitive information, where the notification comprises an indication of the sensitive information identified in the series of character codes.

Abstract: Aspects include using a shadow copy of a level 1 (L1) cache in a cache hierarchy. A method includes maintaining the shadow copy of the L1 cache in the cache hierarchy. The maintaining includes updating the shadow copy of the L1 cache with memory content changes to the L1 cache a number of pipeline cycles after the L1 cache is updated with the memory content changes.

Abstract: Embodiments are provided that relate to a computer system, a computer program product, and a computer-implemented method for improving performance of a dialog system employing an automated virtual dialog agent. Embodiments involve utilizing an automated virtual agent to receive a natural language request and generate a corresponding response, automatically identifying and resolving a corresponding knowledge gap between the request and response, and refining the automated virtual agent with the resolved knowledge gap.

Abstract: Providing an accurate and on-demand status of audit compliance is disclosed. A security policy, agreed upon by a service provider and a service user, is provisioned in a compliance log. A service provider requests to add a first update to the compliance log, the first update indicating that a compliance action has been taken. The first update is added to the compliance log, and a first computational digest of the compliance log is added after adding the first update. An auditor of the compliance action requests to add a second update to the compliance log. The second update is added to the compliance log, and a second computational digest of the compliance log is added after adding the second update. Thereby, the user is provided a more current view of audit compliance that that can be trusted based on the tamper-proof compliance log.

Abstract: A method, system and computer program product for processing queries in a hybrid database system. A database management system of the hybrid database system obtains an estimated execution time of a query by an online transaction processing engine. The database management system further obtains an estimated execution time of the query by a database accelerator. Furthermore, the database management system determines a wait time (which could be zero) for the database accelerator to process the query. The database management system then determines whether the online transaction processing engine or the database accelerator will process the query using the estimated execution time of the query by the online transaction processing engine, the estimated execution time of the query by the database accelerator and the wait time (which could be zero) for the database accelerator to process the query. In this manner, the processing of queries in hybrid database systems is optimized.

Abstract: Personalization with on-device privacy preservation is provided by receiving, at a user device, a generalized recommendation from a remote provider backend, which include a plurality of candidate items responsive to a request from an application running on the user device; generating a plurality of candidate vectors corresponding to the plurality of candidate items representing a corresponding candidate item in a binary format across a plurality of metrics associated with the plurality of candidate items; generating a user vector based on personal data stored on the user device, the user vector representing a user in a binary format across one or more metrics associated with the personal data; determining interaction propensities based on the user vector and the plurality of candidate vectors according to a global model run on the user device; and displaying, on the user device, the plurality of candidate items according to the interaction propensities.

Abstract: A collaborative development project having a plurality of contributors is provided. A first contributor of the plurality of contributors as an influencer of the collaborative development project. Contributions of the influencer to a sample project are analyzed to determine a development characteristic of the influencer. One or more development rules are then generated based on the determined development characteristic of the influencer. Further, a second contributor of the plurality of contributors may be identified as a follower of the development project. Identified contributions of the follower may then be modified based on the obtained one or more development rules.

Abstract: Various embodiments train a prediction model for predicting a label to be allocated to a prediction target explanatory variable set. In one embodiment, one or more sets of training data are acquired. Each of the one or more sets of training data includes at least one set of explanatory variables and a label allocated to the at least one explanatory variable set. A plurality of explanatory variable subsets is extracted from the at least one set of explanatory variables. A prediction model is trained utilizing the training data. The plurality of explanatory variable subsets is reflected on a label predicted by the prediction model to be allocated to a prediction target explanatory variable set with each of the plurality of explanatory variable subsets weighted respectively.

Abstract: A tool for scaling media utilizing healthy regions of a data storage cartridge. The tool determines a health status index for one or more regions of a data storage cartridge. The tool records the health status index to a cartridge memory and housekeeping dataset of the data storage cartridge. The tool determines one or more available regions of the data storage cartridge, based, at least in part, on a capacity designation and the health status index for the one or more regions. The tool returns the one or more available regions and a reduced capacity for the data storage cartridge to a user.

Abstract: A computer-implemented method is provided. The method includes determining whether a rejection of a request is required and determining whether the request is software forward progress (SFP)-likely or SFP-unlikely upon determining that the rejection of the request is required. The method also includes executing a first pseudo random decision to set or not set a requested state of the request in an event the request is SFP-likely or SFP-unlikely, respectively, and rejecting the request following execution of the second pseudo random decision.

Abstract: Techniques are provided to implement hardware accelerated application of preconditioners to solve linear equations. For example, a system includes a processor, and a resistive processing unit coupled to the processor. The resistive processing unit includes an array of cells which include respective resistive devices, wherein at least a portion of the resistive devices are tunable to encode entries of a preconditioning matrix which is storable in the array of cells. When the preconditioning matrix is stored in the array of cells, the processor is configured to apply the preconditioning matrix to a plurality of residual vectors by executing a process which includes performing analog matrix-vector multiplication operations on the preconditioning matrix and respective ones of the plurality of residual vectors to generate a plurality of output vectors used in one or more subsequent operations.

Abstract: Examples described herein provide a computer-implemented method that includes receiving virtual object data about a virtual object in a virtual reality environment. The method further includes determining a shape of the virtual object. The method further includes determining a pose of the virtual object in the virtual reality environment. The method further includes creating, based at least in part on the shape of the virtual object and the pose of the virtual object, an acoustic representation of the virtual object within a real-world environment using at least one electroacoustic transducer to generate acoustic signals.

Abstract: A return address of a caller of a software function within an access control component is determined, the caller comprising a software component seeking access to a protected resource protected by the access control component. From the return address, a filename of the caller is determined. Responsive to determining that the filename is included in a set of filenames of components allowed to access the protected resource, the caller is allowed to access the protected resource.

Abstract: A specification for a modular circuit design includes a mapping from global clock domains to global voltage domains. A processor assigns, to a first instance of a clocked primitive component, a global voltage domain based on which global clock domain clocks the first instance, automatically adds, to the modular circuit design, first power supply rails to power the first instance, and connects the first power supply rails from the first instance to a first power supply for a first global voltage domain. The processor assigns, to a second instance of the clocked primitive component, a second global voltage domain based on which global clock domain clocks the second instance, automatically adds second power supply rails to power the second instance, and connects the second power supply rails to a second power supply for a second global voltage domain. The processor may perform further processing on the updated modular circuit design.

Abstract: One embodiment provides a method, including: receiving a ranked listing of a plurality of candidates; within a first one of a plurality of collaboration rounds: (i) aggregating the ranked listings into an overall listing, (ii) presenting the overall listing to a first one of the job candidate matching agents, and (iii) receiving at least one modification to the overall listing from the agents; (iv) presenting a version of the overall listing to each of the remaining agents; and (v) receiving any modifications from the agents until all of the agents have had a turn; conducting others of the plurality of collaboration rounds: (i) presenting a version of the overall listing and (ii) receiving any modifications from the agents; (iii) presenting a version of the overall listing to each of the remaining agents, and (iv) receiving any modifications from the agents; and providing the final version to a user.

Abstract: A phase change memory cell for a semiconductor device that includes a heater element on a first conductive layer with a spacer surrounding sides of the heater element. The phase change memory cell includes a first dielectric layer on the conductive layer and on a bottom portion of the spacer surrounding the heater element and a second dielectric layer on the first dielectric layer surrounding a top portion of the heater element. The phase change memory cell includes a phase change material on a top surface of the heater element and on the second dielectric material.

Abstract: A method of generating a virtual reality (“VR”) experience includes detecting, using external sensors, a real-world spectator that is in a spectator space that is adjacent to a user that is wearing a VR headset and experiencing a VR space. The method also includes detecting a real-world physical state of the spectator, and rendering, in response to detecting, the spectator in the VR space as an avatar that reflects the real-world physical state of the spectator.

Abstract: Embodiments of the present invention provide systems and methods for processing comments provided to a live chat stream. By way of example, embodiments obviate or mitigate problems associated with conventional live chat streams by assessing semantic uniqueness of collections of comments in a live chat stream and then determining a final importance score for each collection based on its semantic-uniqueness and activity score. The display of each collection can then be controlled based on its final importance score.

Abstract: A semiconductor includes a semiconductor substrate having a bottom source/drain region and a vertical semiconductor fin having a bottom end that contacts the semiconductor substrate. The semiconductor device further includes a top source/drain region on a top end of the vertical semiconductor. The top source/drain region is separated from the semiconductor substrate by the vertical semiconductor fin. The semiconductor device further includes an electrically conductive cap on an outer surface of the top source/drain region.

Abstract: Semiconductor devices, integrated chips, and methods of forming the same include forming a fill over a stack of semiconductor layers. The stack of semiconductor layers includes a first sacrificial layer and a set of alternating second sacrificial layers and channel layers. A dielectric fin is formed over the stack of semiconductor layers. The first sacrificial layer and the second sacrificial layers are etched away, leaving the channel layers supported by the dielectric fin over an exposed substrate surface. A dielectric layer is conformally deposited on the exposed substrate surface, the dielectric layer having a consistent thickness across the top surface. A conductive material is deposited over the dielectric layer.

Abstract: Aspects of the invention include identifying a first subsystem and a second subsystem of a plurality of subsystems respectively storing a first compressed data and a second compressed data, wherein the first compressed data and the second compressed data are fragments of a requested data. A compression method used to compress the first compressed data and second compressed data is identified. A first accelerator of first subsystem and a second accelerator of the second subsystem is identified. The first compressed data from a first local memory of the first subsystem is offloaded to the first accelerator, and the second compressed data from a second local memory of the second subsystem is offloaded to the second accelerator, wherein offloading comprises provided a decompression method for the first compressed data and the second compressed data.