Abstract: Described herein are systems, methods, and computer-readable medium for detecting a perfusion abnormality of a subject. In one embodiment, a method includes the following: obtaining, by dynamic radiography, imaging data for a dynamic series of a plurality of x-ray images that include areas of a subject corresponding to pulmonary vasculature; identifying, based on the imaging data, a dynamic signal corresponding to changing blood volume during the cardiac cycle of the subject; decomposing the dynamic signal into periodic components in frequency space; identifying, from the periodic components in frequency space, signals oscillating at the heart rate of the subject; generating, based on the identified signals oscillating at the heart rate of the subject, a perfusion map representation corresponding to pulmonary tissue perfusion in the subject; and detecting, based at least in part on the generated perfusion map representation, a perfusion abnormality of the subject.

Abstract: An expansion joint system for bridging a gap between spaced apart structural members and capable of self-cleaning. The expansion joint system includes first and second base members, at least one upwardly sloped base plate engaged with one of the first and second base members, and at least one substantially horizontal movable plate engaged with at least one of the first and second base members. Also disclosed is an expansion joint including a first structural member and a second structural member, first and second base members, at least one upwardly sloped base plate engaged with one of the first and second base members, and at least one substantially horizontal movable plate engaged with at least one of the first and second base members.

Abstract: A processor provides a simulated three-dimensional (3D) environment for a game or virtual reality (VR) experience, including controlling a characteristic parameter of a 3D object or character based on at least one of: an asynchronous event in a second game, feedback from multiple synchronous users of the VR experience, or on a function driven by one or variables reflecting a current state of at least one of the 3D environment, the game or the VR experience.

Abstract: A multi-media video conferencing platform and method which includes a user database configured to store usernames and details; a processor configured route multiple media streams to a user location; and a compiler configured to present a multimedia template at a client workstation, the template having a plurality of tiles, where each tile corresponds to a different media type, and the compiler is configured to identify a media type of an incoming media stream or media presentation. The processor routes the incoming media to a tile having a matching media type so that the media stream or presentation displays in the tile corresponding to its media type. The template presented by the compiler has tiles corresponding to at least incoming streaming video, incoming still media, and two-way interactive video.

Abstract: LC techniques are disclosed. The LC technique includes providing a liquid chromatography system having a coated metallic fluid-contacting element, and transporting a fluid to contact the coated metallic fluid contacting element. Conditions for the transporting of the fluid are selected from the group consisting of the temperature of the fluid being greater than 150 degree Celsius, pressure urging the fluid being greater than 60 MPa, the fluid having a protein-containing analyte incompatible with one of titanium and polyether ether ketone, the fluid having a chelating agent incompatible with the one or both of the titanium or the polyether ether ketone.

Abstract: Cold thermal chemical vapor deposition coatings, articles, and processes are disclosed. Specifically, a cold thermal chemical vapor deposition process includes positioning an article, heating a precursor gas to at least a decomposition temperature of the precursor gas to produce a deposition gas, introducing the deposition gas to a coating vessel, and depositing a coating from the deposition gas onto the article within the coating vessel. The article remains at a temperature below the decomposition temperature throughout the introducing and depositing of the deposition gas. The coating on the article has a gradient formed by the depositing of the coating having no flow for a period of time. The coated article includes a thermally-sensitive substrate (the thermally-sensitive substrate capable of being modified by a temperature of 300 degrees Celsius) and a coating the thermally-sensitive substrate.

Abstract: A system for measuring the conductivity of a flexible media positioned between a conductive backing and a conductive roller, wherein the conductive roller contacts the flexible media in a roller contact region. A pressure control mechanism presses the conductive roller against the second surface of the flexible media with a specified contact pressure, and a motion control system provide a relative motion between the conductive roller and the flexible media. A resistance measuring system connected to the conductive roller and the conductive backing measures the conductivity of the flexible media within the roller contact region. A data recording system records the measured conductivity of the media as a function of position.

Abstract: An electric power take-off system includes a motor configured to convert electrical power received from a battery into hydraulic power, an inverter configured to provide electrical power to the motor from the battery, a heat dissipation device in thermal communication with the inverter, wherein the heat dissipation device includes a thermal fluid pump configured to pump cooling fluid through a plurality of conduits, a flow meter configured determine a flow rate through the plurality of conduits, and a controller configured to receive data from the flow meter and provide operating parameters to the heat dissipation device, wherein the controller is further configured to determine if the data from the flow meter is less than a critical operating condition and decrease the hydraulic power provided by the electric power take-off system in response to determining that the data from the flow meter is less than the critical operating condition.

Abstract: Techniques are provided for implementing an in-memory columnar data store that is configured to either grow or shrink in response to performance prediction data generated from database workload information. A system maintains allocations of volatile memory from a given memory area for a plurality of memory-consuming components in a database system. The system receives for each memory-consuming component, performance prediction data that contains performance predictions for a plurality of memory allocation sizes for the memory-consuming components. The system determines a target memory allocation for an in-memory columnar data store based on the performance predictions. The system determines an incrementally adjusted amount of memory for the in-memory columnar data store and causes the incrementally adjusted amount to be allocated to the in-memory columnar data store.

Abstract: Techniques are provided for optimizing workload performance by automatically discovering and implementing performance optimizations for in-memory units (IMUs). A system maintains a set of IMUs for processing database operations in a database. The system obtains a database workload information for the database system and filters the database workload information to identify database operations in the database workload information that may benefit from performance optimizations. The system analyzes the database operations to identify a set of performance optimizations and ranks the performance optimizations based on their potential benefit. The system selects a subset of the performance optimizations, based on their ranking, and generates new versions of IMUs that reflect the performance optimizations. The system performs verification tests on the new versions of IMUs and analyzes the tests to determine whether the new versions of IMUs yield expected performance benefits.

Abstract: The present disclosure describes biocatalytic processes for producing a product, comprising providing an aqueous stream (AS) comprising at least one fermentable substrate and a gaseous stream (GS) comprising at least one of CO2/H2, H2, methane, and/or CO to a fermentation zone, wherein the GS and AS stream are optionally contacted and/or mixed; the fermentation zone comprising at least one organism capable of metabolizing an AS substrate and a GS substrate, wherein the fermentation operates at conditions to mixotrophically metabolize at least one gaseous substrate in the GS and at least one substrate in the AS, producing the product.

Abstract: A medical device including an elongate member having a proximal end, a distal end, and a lumen extending therebetween. The medical device may further include an end-effector disposed at the distal end of the elongate member. The end-effector may include a plurality of arms pivotally connected to one another, wherein each arm includes a tissue-contacting surface, a first portion of the tissue-contacting surface including a plurality of ridges configured to grasp tissue. Further, the tissue-contacting surface may include a channel oriented substantially parallel to a longitudinal axis of the medical device.

Abstract: A refuse vehicle includes a chassis, an energy storage device supported by the chassis and configured to provide electrical power to a prime mover, wherein activation of the prime mover selectively drives the refuse vehicle, a body for storing refuse therein supported by the chassis, a first hydraulic pump configured to convert electrical power into hydraulic power, a second first hydraulic pump configured to convert electrical power into hydraulic power, and a motor coupled to at least one of the body or the chassis and configured to drive the first hydraulic pump and drive the second hydraulic pump.

Abstract: A crossbow de-cocking mechanism may include a trigger mechanism, a trigger latch mechanism and a winch assembly. A first rotational input to the winch may move a trigger latch to disengage the trigger mechanism. A second rotational input to the trigger latch, opposite to the first, may move the trigger mechanism to move a crossbow bowstring from a cocked position to an un-cocked position.

Abstract: Embodiments of the disclosure are drawn to apparatuses and methods for bad row mode. The memory may prevent proper access operations (e.g., read operations) from being performed on a selected bad row of the memory as part of a bad row mode. For example, the memory may store a bad row address and when an access address matches the bad row address, may suppress one or more signals, change data read from the address, or combinations thereof. The bad row mode may be used to provide a positive control for post package repair (PPR) operations on the memory. A controller may enter the memory into bad row mode and then test the memory to determine if the selected bad row can be located and repaired via PPR.

Abstract: An internal multi-function rearview device for use with a vehicle includes a rearview element comprising at least one of a reflective element, a camera, or a display element; a housing configured to be attached to the vehicle and configured to be moveable relative to the vehicle; a bezel configured to be affixed to an opening defined by the housing and configured to surround the rearview element; and a foot configured to be fixed to the vehicle and relative to which the housing and bezel is moveable. The bezel is coated and a coating of the bezel is at least one of a decorative coating, an advanced surface technology, or a spectrally controlling system, and the rearview element is coupled to at least one of the bezel or the housing.

Abstract: A bow may have a string latch that holds a bowstring and that can be moved into three distinct positions. One activator may be used to prevent the string latch from being moved into its second position. A second activator may be used to prevent the string latch from being moved into its third position. A third activator may be used to move the first and second activators to prevent the string latch from being moved into its second or third positions.

Abstract: A multi-function rearview device for use with a vehicle includes a housing configured to be attached to the vehicle and to be moveable relative to the vehicle, a rearview element including at least one of a reflective element, a camera and a display element, a bezel formed at an outer portion of the multi-function rearview device surrounding the rearview element, with the rearview element being attached to at least one of the bezel and the housing, one or more light assemblies providing at least one or more light function indications, including a Human Machine Interface (HMI), and at least one sensor, the sensor controlling the one or more light assemblies or the display element.

Abstract: The present disclosure relates to systems, methods, and non-transitory computer-readable media that implements related image search and image modification processes using various search engines and a consolidated graphical user interface. For instance, in one or more embodiments, the disclosed systems receive an input digital image and search input and further modify the input digital image using the image search results retrieved in response to the search input. In some cases, the search input includes a multi-modal search input having multiple queries (e.g., an image query and a text query), and the disclosed systems retrieve the image search results utilizing a weighted combination of the queries. In some implementations, the disclosed systems generate an input embedding for the search input (e.g., the multi-modal search input) and retrieve the image search results using the input embedding.

Abstract: Application personalization techniques and systems are described that leverage an embedded machine learning module to preserve a user's privacy while still supporting rich personalization with improved accuracy and efficiency of use of computational resources over conventional techniques and systems. The machine learning module, for instance, may be embedded as part of an application to execute within a context of the application to learn user preferences to train a model using machine learning. This model is then used within the context of execution of the application to personalize the application, such as control access to digital content, make recommendations, control which items of digital marketing content are exposed to a user via the application, and so on.