Abstract: An example method includes providing access to a database of a plurality of print devices registered to a print system, and receiving print data that identifies a print job for a print device among the plurality of print devices and a first account for a first service of the print system. The method further includes managing the print job including applying usage data for the print job to the first account based on the print data, and applying consumption data for the print job to a second account based on the print data, the second account being associated with the print device and a second service of the print system.

Abstract: A computing device includes a processor and a machine-readable storage storing instructions. The instructions are executable by the processor to: determine a completed amount of data transferred for each of a plurality of data transfer jobs, each of the plurality of data transfer jobs to transfer data to a storage system; determine an estimated probability of failure for each of the plurality of data transfer jobs; and allocate computing resources of the storage system to the plurality of data transfer jobs based on the completed amount of data transferred and the estimated probability of failure of each of the plurality of data transfer jobs.

Abstract: In an example of the disclosure, power of a first light beam emitted across a web media along a length of the roller is measured utilizing a first optical transmitter and first optical receiver pair situated adjacent to a roller. Power of a second light beam emitted across a length of the roller is measured utilizing a second optical transmitter and second optical receiver pair situated adjacent to the roller. A media height non-uniformity is identified based upon of the measurement of the power of the first light beam and the measurement of the power of the second light beam.

Abstract: A multi-fluid kit for three-dimensional printing can include a fusing agent with water and a radiation absorber, and a detailing agent. The radiation absorber can absorb radiation energy and converts the radiation energy to heat. The detailing agent can include water and from about 0.1 wt % to about 20 wt % organosilanes based on a total weight of the detailing agent, wherein the organosilanes include an organosilane compound with a central silicon having both a water-solubilizing group and multiple hydrolyzable groups attached thereto.

Abstract: In some examples, an apparatus can include a syringe body including an electrical interface at a side surface of the syringe body, an interface at an end of the syringe body including an output at a distal surface of the syringe body, a print material particles reservoir located in the syringe body, and a structure to adapt a volume of the print material particles reservoir to move print material particles out of the print material particles reservoir through the output, where in response to the volume adapting structure moving from a first position to a second position, a signal is transmitted by the electrical interface.

Abstract: In one example a method of generating a three-dimensional object in a 3D printing system using a fusing agent of a first colour and a build material having a second colour different from the first colour, and a detailing agent, comprises obtaining object model data describing an object to be generated, and determining a first portion of the object to be generated to have the second colour. The method comprises determining object generation instructions to generate the object by defining a gap region of a layer of build material that is to correspond to the first portion of the object to have the second colour on which no agents are to be applied, a band of detailing agent on a layer of build material immediately adjacent to the gap region to define an outer limit of the gap region and therefore a boundary of the first portion of the object, and a fusing agent region on a layer of build material adjacent to the gap region on which fusing agent is to be applied.

Abstract: Example implementations relate to metadata operations in a storage system. An example includes receiving, by a storage controller of a deduplication storage system, a plurality of data streams to be stored in persistent storage of the deduplication storage system; identifying, by the storage controller, a set of journals in a first journal group that are modified during a first backup process; determining, by the storage controller, a count of the set of journals that are modified during the first backup process; comparing, by the storage controller, the determined count to a migration threshold; and migrating, by the storage controller, at least one journal of the set of journals to a second journal group based at least on a comparison of the determined count to the migration threshold.

Abstract: A fluid ejection device includes a plurality of fluid actuation devices, a plurality of memory cells, and a configuration register. Each memory cell of the plurality of memory cells corresponds to a fluid actuation device of the plurality of fluid actuation devices. The configuration register stores data to enable or disable access to the plurality of memory cells.

Abstract: Examples may include container index persistent item tags. Examples may store chunk signatures in at least one container index and, for each chunk signature, store at least one persistent item tag identifying a respective backup item that references or formerly referenced the chunk signature. Examples may determine that all chunks formerly referenced by a backup item have been erased based on the persistent item tags in the at least one container index and output an indication that the backup item has been erased.

Abstract: Fluid is continuously recirculated through a thermal fluid-ejection printhead. Prior to firing a thermal resistor of the printhead to thermally eject a drop of the fluid through a nozzle of the printhead, the fluid is recirculated on-demand through a chamber of the printhead between the nozzle and the thermal resistor. The thermal resistor is fired to thermally eject the drop of the fluid through the nozzle. The fluid has a concentration of solids greater than 12% by volume.

Abstract: A process includes determining a memory bandwidth of a processor subsystem corresponding to an execution of an application by the processor subsystem. The process includes determining an average memory latency corresponding to the execution of the application and determining an average occupancy of a miss status handling register queue associated with the execution of the application based on the memory bandwidth and the average memory latency. The process includes, based on the average occupancy of the miss status handling register queue and a capacity of the miss status handling register queue, generating data that represents a recommendation of an optimization to be applied to the application.

Abstract: Candidates for selection in a weighted arbitration system are assigned priority weights and random weights. The winning candidate is determined using a tree of selectors such as a comparators. At each stage of the tree, the candidate having the greatest priority weight is selected to pass to the next stage. If multiple candidates are tied for the greatest priority weight, the candidate having the greatest random weight is selected to pass to the next stage.

Abstract: One aspect provides an FPGA chip mounted on a printed circuit board (PCB). The FPGA chip can include a joint test action group (JTAG) interface comprising a number of input/output pins and an enablement pin, and a control logic block coupled to the enablement pin of the JTAG interface. The control logic block can receive a control signal from an off-chip control unit and control a logical value of the enablement pin based on the received control signal, thereby facilitating the off-chip control unit to lock or unlock the JTAG interface. The FPGA chip can further include a detection logic block to detect an unauthorized access to the FPGA chip. An input to the detection logic is coupled to the enablement pin, and a conductive trace coupling the input of the detection logic block and the enablement pin is situated on an inner layer of the PCB.

Abstract: An example storage medium includes instructions that, when executed, cause a processor of a computing device to read, during start-up of the computing device, first configuration data from a first storage device of the computing device; read second configuration data from a second storage device of the computing device; determine that there is an inconsistency between the first configuration data and the second configuration data; check a tamper status of the computing device; based on the tamper status and the determination that there is an inconsistency between the first configuration data and the second configuration data: (i) clear a secure storage location of the computing device, the secure storage location storing data to access protected data; or (ii) replace the first configuration data on the first storage device of the computing device based on second data and continue the start-up of the computing device.

Abstract: Examples described herein relate to connector assembly for a connecting device. The connector assembly may include an electrical connector connectible with a corresponding receiving structure on a receiving device separate from the connecting device. Further, the connector assembly may include a connector housing enclosing the electrical connector. The connector housing may include a mounting lever engaged with a body of the connecting device to secure the connector housing with the connecting device and allow the connector housing to move relative to the body of the connecting device. Further, the connector assembly may include a biasing member disposed within the connector housing to bias the electrical connector toward the receiving structure on the receiving device.

Abstract: A method of processing merged 3D geometric information in a 3D printing system is described that receives a 3D object model file representing at least two physical 3D parts to be printed, wherein the 3D object model file comprises 3D geometric information for the at least two physical 3D parts, wherein the 3D geometric information is encoded as at least one logical 3D part, wherein at least one of the at least one logical 3D part comprises merged 3D geometric information for at least a subset of the at least two physical 3D parts. From the 3D object model file, a separate set of 3D geometric information for each of the at least two physical 3D parts is extracted and each separate set of 3D geometric information is processed individually before printing the physical 3D parts.

Abstract: Examples of methods for training using rendered images are described herein. In some examples, a method may include, for a set of iterations, randomly positioning a three-dimensional (3D) object model in a virtual space with random textures. In some examples, the method may include, for the set of iterations, rendering a two-dimensional (2D) image of the 3D object model in the virtual space and a corresponding annotation image. In some examples, the method may include training a machine learning model using the rendered 2D images and corresponding annotation images.

Abstract: A system and a method for configuring resources over a network cloud are described. Attributes related to user roles i.e. categories of user roles, network cloud based services associated with each category, and a number of users associated with each category are received. Hardware capabilities and/or network capabilities corresponding to the attributes are determined from a mapping table stored in a repository. A service set capable of providing the hardware capabilities and the network capabilities is determined from the mapping table stored in the repository. The mapping table is based on previous implementations and instructions associated with one or more service sets. Resources are configured over the network cloud to implement the service set.

Abstract: When repurposing a document, a processor reads a document having multiple pages and extracts three samples of the multiple pages of the document. For each of the three samples, the processor compares sequential pages within a respective sample to identify a pattern of markers, such as page numbers. A marker is found by splitting a page into smaller regions and wherein each smaller region is searched for the marker and if the marker is not found continuing to split a smaller region into further smaller regions. The processor removes the markers based on identified patterns for each respective sample of the document.

Abstract: An image reading apparatus includes an image sensor to read a document, a sensor to detect whether the document is loaded on the image reading apparatus, and a processor to, when the sensor detects the document is loaded on the image reading apparatus, and before a scan instruction is input to the image reading apparatus, control the image sensor to execute a pre-scan job with respect to the loaded document using a default set value.

Abstract: In one example in accordance with the present disclosure, a computing device is described. The computing device includes a configurable logic element. The configurable logic element 1) connects to a number of peripheral electronic devices, with at least one peripheral electronic device having a different native protocol relative to another peripheral electronic device and 2) prepares and packages a number of signals to be transmitted across a uniform transmission protocol. The computing device also includes a communication pathway to transmit packaged signals to a driver using the uniform transmission protocol. The computing device also includes the driver to 1) unpack the number of signals from the aggregated data transmission and 2) represents the number of peripheral electronic devices to an operating system of the computing device.

Abstract: An example system may include a processor and a non-transitory machine-readable storage medium storing instructions executable by the processor to determine a type of data to be added to a log file; determine a selected anonymization protocol for the type of the data; and anonymize the data according to the anonymization protocol as the data is added to the log file.

Abstract: Examples relate to a method to generate a user print mode. The method comprises selecting a predetermined print mode, setting a user level of treatment fluid different to a predetermined level of treatment fluid of the predetermined print mode, obtaining a plurality of color profiles for a plurality of levels of treatment fluid, generating a user color profile based on the obtained plurality of color profiles and replacing the color profile of the selected predetermined print mode by the generated user color profile to generate the user print mode for the set user level of treatment fluid.

Abstract: Techniques for providing feedback to an actuating object are described. In an example, a device may provide a user interface having a virtual menu button that can be actuated based on a position of an object. If the virtual menu button is determined to be actuated, the device provides a haptic feedback to the object.

Abstract: In an example, a computing device is described. The computing device comprises a communication interface and a processor. The processor is to determine whether a signature, produced by a signer, is derived from a free state under a stateful signature scheme. The free state is a state that has not been used as an input to generate a signing key. The signature is encrypted by the signer. The processor is further to, in response to determining that the signature is derived from a free state, decrypt the encrypted signature. The processor is further to transmit the decrypted signature to a recipient via the communication interface.

Abstract: In an example, a computing device may include a first radio device including a first antenna, a second radio device including a second antenna, and a basic input/output system (BIOS). The BIOS may establish a communication with the first and second radio devices. Further, the BIOS may receive first transmission status information associated with the first antenna from the first radio device and second transmission status information associated with the second antenna from the second radio device. Furthermore, the BIOS may detect a condition indicative of a combined transmit power of the first and second antennas exceeding a radio frequency exposure threshold based on the first and second transmission status information. The BIOS may instruct the first radio device, the second radio device, or both to perform a mitigation action to maintain the combined transmit power at or below the radio frequency exposure threshold.

Abstract: In an example, a computing device is described. The computing device comprises a memory to store a set of states and a corresponding set of non-overlapping time intervals. The computing device further comprises a timing unit to indicate a time at which a signature is to be produced. The computing device further comprises a processor to: identify which time interval of the set of non-overlapping time intervals includes the indicated time; generate a signing key based on a state associated with the identified time interval; and produce a signature, under a stateful signature scheme, with the signing key.

Abstract: In an example, a computing device is described. The computing device comprises an interface to receive a request from a signer for a state. The state is to be used as an input to generate a key under a stateful signature scheme. The computing device further comprises a processor. The processor is to identify an available state that the signer is authorized to use in response to the request received via the interface. The available state is identified from a set of states that can be used by the signer to maintain statefulness of the stateful signature scheme. The processor is further to instruct a reply to be sent to the signer via the interface. The reply comprises an indication of the state that the signer is authorized to use.

Abstract: In an example, a computing device is described. The computing device comprises a processor. The processor is to generate a key using a value as an input to generate the key. The processor is further to, in response to generating the key, exclude the value from future use as the input. The processor is further to store an indication of a subsequent value to use as the input to generate a subsequent key. The indication is cryptographically associated with an entity to control third-party access to the indication.

Abstract: In some examples, an apparatus can include a housing, a tilt structure connected to the housing, a swivel structure connected to the tilt structure, and a rail structure connected to the swivel structure, where the rail structure comprises a sliding mechanism to interface with a track such that the housing is translatable along the track.

Abstract: According to one aspect, there is provided a method of cleaning a 3D object on a platform. The method comprises generating with a cleaning module a cleaning airflow to remove powder particles from a 3D object and an extraction airflow to extract any removed powder particles, determining a quantity of powder particles in the extraction airflow, and moving the cleaning module relative to the platform based on the determined quantity of powder particles.

Abstract: Examples of methods for detecting a material phase are described herein. In some examples, a kernel is predicted based on an input corresponding to an object and based on a machine learning model. In some examples, the machine learning model is constrained with a physical model. In some examples, a material phase is detected based on the kernel.

Abstract: A method is disclosed for generating a 3D printing file containing an object model of a part having a body and an integral electronic component. To generate the 3D printing file, a processor receives at least one geometry specification of the part to be printed and at least one component performance property of the electronic component to be printed integral to the part. An object model is determined by the processor in accordance with the at least one geometry specification of a part to be printed, the at least one component performance property of an electronic component to be printed, and at least one material property of an electronic component printing material of a 3D printer. The 3D printing file is generated by the processor and comprises the object model.

Abstract: An example system includes a strap, a display, a plurality of haptic devices, and a notification engine to cause activation of a haptic device in response to a virtual event that exceeds the view boundary. In an example, instructions may cause a processor to map a relative location of a virtual event to a corresponding location on a strap of an electronic device and cause activation of a haptic device at the corresponding location on the strap in response to a determination that the relative location of the virtual event exceeds a view boundary. In an example method for providing a virtual reality session, a virtual event is determined to correspond to an informational notification, a haptic device is identified to correspond to a location of the virtual event, and activation of the haptic device in an informational notification mode is synchronized with the virtual event.

Abstract: In one example, an electronic device housing may include a first cover, a second cover, and a latch assembly to detachably connect the first cover and the second cover. The latch assembly may include a first bracket to fixedly engage with the first cover, a latch to slide back and forth along the first bracket between a lock position to hold the second cover and an unlock position to release the second cover, an elastic member disposed between the latch and the first bracket to generate a force to the latch to hold the second cover, and a cable connected to the latch. The cable may generate a pulling force to the latch to release the second cover when an external force is applied to the cable.

Abstract: An electronic component enclosure includes a plurality of wall structures defining outer walls of the enclosure. Each wall structure has an internal fluid channel for circulation of cooling fluid. The enclosure further includes at least one partition structure disposed within the outer walls and having an internal fluid channel in sealed fluid communication with the internal fluid channel of at least one of the plurality of wall structures. The internal fluid channel of at least one of the plurality of wall structures and the internal fluid channel of the at least one partition structure defines a continuous fluid circulation path between a fluid inflow port and a fluid outflow port.

Abstract: A videoconferencing system includes a camera acquiring image data and a microphone array acquiring audio data. Image data is used in conjunction with sound source localization (SSL) data to locate a talker depicted in the image data. SSL processes the audio data and determines SSL pan angle values indicative of an estimated direction of a sound. Columns of pixels in an image are associated with bins. A bin count is incremented for each SSL pan angle value of the audio data that falls within a given bin. A bounding box in the image data is determined that encompasses a face depicted in the image data. A range of pixels is determined for the bounding box, such as extending from a leftmost column to a rightmost column. The bin with the highest bin count that also overlaps a range of pixels for a bounding box is deemed to contain the talker.

Abstract: An example apparatus includes a sampling layer to position microscopic objects thereon, a light encoding layer to encode light from passing through the microscopic objects of the sampling layer, the light encoding layer having a substantially flat form, and an imaging layer to capture an image of the sampling layer, the image being encoded by the light encoding layer.

Abstract: A print component includes an array of fluidic actuation structures including a first column of fluidic actuating structures addressable by a set of actuation addresses, each fluidic actuating structure having a different one of the actuation addresses and having a fluidic architecture type, and a second column of fluidic actuating structures addressable by the set of actuation addresses. Each fluidic actuating structure of the second column has a different one of the actuation addresses and has a same fluidic architecture type as the fluidic actuating structure of the first column having the same address. An address bus communicates the set of addresses to the array of fluidic actuating structures, and a fire signal line communicates a plurality of fire pulse signal types to the array of fluidic actuating structures, the fire pulse signal type depending on the actuation address on the address bus.

Abstract: Approaches for classifying hardware components of a computing device using a classification system are described. In an example, by the classification system, a hardware configuration information of the computing device installed within a networked environment is obtained. The hardware configuration information may thus be processed based on a system classification model. The system classification model is to classify hardware components of the computing device as one of a plurality of hardware types. Once the hardware components are classified, a category of the computing device is determined. Based on the determined category, a target system software is identified and installed onto the computing device.

Abstract: In one example in accordance with the present disclosure, a developer unit seal is described. The seal includes a first sealing member to contact an end cap of the developer unit. The first sealing member has ports to align with rollers that are to protrude into the end cap. The seal includes a second sealing member to contact the first sealing member. The second sealing member has ports to align with the rollers. Channels are disposed between the first sealing member and the second sealing member to direct print fluid to each of the ports.

Abstract: One aspect of the instant application provides techniques to reduce the amount of crosstalk on single-ended signals in the pin field region of an integrated circuit device on a printed circuit board (PCB). The PCB can include a plurality of layers and an array of vias comprising a plurality of rows configured to route signals across layers. An inner layer of the PCB can include first and second signal traces positioned between first and second adjacent rows of the vias, the first signal trace positioned adjacent to the first row and the second signal trace positioned adjacent to the second row. The first signal trace can include at least one curved segment that curves around a substantial portion of a corresponding via in the first row such that separation between the first and second signal traces varies along the curved segment.

Abstract: A vacuum system for a printing apparatus comprises a structural member. The structural member comprises a fluid conduit to be connected to a vacuum source. The vacuum system comprises a coupling. The coupling comprises a first end and a second end defining a fluid passage therebetween. The coupling is attached to the structural member at its first end thereby connecting the fluid passage of the coupling to the fluid conduit of the structural member. The second end of the coupling comprises a resiliently deformable material. The second end is to connect to a vacuum chamber of a print unit.

Abstract: A system for updating/magnifying regions within one or more data frames containing a region of interest while regions outside the region of interest are not updated or are updated less frequently. Edge devices are thereby able to surgically apply super-resolution algorithms to relevant regions of image frames, thereby leveraging their overall effectiveness.

Abstract: In an example implementation according to aspects of the present disclosure, a method may receive a set of customizable characteristics corresponding to an onscreen display reference point. The onscreen display reference point may be composed based on the set of customizable characteristics. The onscreen display reference point may be stored in nonvolatile memory. The onscreen display reference point may be rendered on a display, wherein the rendering is independent of a video stream.

Abstract: In one example, a memory having instructions thereon that when executed cause a 3D printing system to repeatedly form each of multiple successive layers of powdered build material on a platform and apply a functional agent to build material in each layer, create a pressure difference across a thickness of build material on the platform, and increase the pressure difference over an extent of build material on the platform as the build material on the platform gets thicker.

Abstract: Acoustic echo cancellation for a video conference system is described. A location of a person in a room can be determined. An audio signal received from the location of the person can be captured using beamforming. An acoustic echo cancellation parameter can be determined based in part on the audio signal captured from the location of the person. Acoustic echo cancellation can be performed on the audio signal using the acoustic echo cancellation parameter.

Abstract: Examples relate to managing mutually exclusive access to network slices in a communications network. A unified data management (UDM) node implementing a UDM network function of the communications network receives, from a session management function (SMF) node, a session registration request for accessing a first network slice to which a user equipment (UE) seeks access. Responsive to receiving the session registration request, the UDM node determines whether the UE has an active session registration for a second network slice, The UDM further selectively rejects the session registration request for accessing the first network slice based on a policy in response to determining that the UE has the active session registration for the second network slice.

Abstract: An example method includes providing fluid to a chamber. The chamber feeds a first channel terminating at a first droplet ejector and a second channel terminating at a second droplet ejector. The method further includes sequencing ejection of droplets at the first droplet ejector and the second droplet ejector to induce negative pressure to provide a sequenced output flow of the fluid through the first channel to a first target microfluidic network and through the second channel to a second target microfluidic network, and controlling the first and second target microfluidic networks to perform an analytical process with the fluid.

Abstract: The secure configuration of a headless networking device is described. A label associated with the headless networking device is scanned and a public key is determined. scanning a label associated with a networking device. A configuration process is initiated for the networking device using the public key associated with the networking device that was determined based on the scanned label.