Abstract: A method for evaluating the boundary performance of a semantic segmentation network in a convolutional neural network. A method for measuring the boundary performance of a semantic segmentation network includes the steps: determining an original boundary mask defining a boundary between different classes of an image; determining a thickened boundary mask dependent on the original boundary mask using morphological operations; determining a true positive rate, a false positive rate and a false negative rate dependent on the original boundary mask and/or the thickened boundary mask; and determining a final boundary metric, indicating the boundary performance, dependent on the determined true positive rate, the determined false positive rate and the determined false negative rate.

Abstract: A fastening device for a suction hose includes a main body having a first fastening interface configured to fasten the main body to a handheld power tool and/or to an additional handle, in particular in a manner detachable without the use of tools. The main body further includes a second fastening interface configured to fasten the suction hose to the main body, in particular in a manner detachable without the use of tools. The fastening device also includes a joint unit configured to movably connect the suction hose to the handheld power tool and/or to the additional handle.

Abstract: A computational method for training a neural network force field (NNFF) configured to simulate molecular and/or atomic motion within a material system. The method includes the step of receiving molecular structure data of a molecule in the material system. The method also includes optimizing a geometry of the molecule using the molecular structure data and a density functional theory (DFT) simulation to obtain DFT optimized geometry data. The method further includes optimizing the geometry of the molecule using the molecular structure data and a classical force field (FF) simulation to obtain FF optimized geometry data. The method also includes outputting NNFF training data comprised of the DFT optimized geometry data and the FF optimized geometry data. The NNFF training data is configured to train an NNFF for simulating molecular and/or atomic molecular and/or atomic motion within the material system.

Abstract: A retaining system for retaining and releasing an element, in particular an electrical energy store. The retaining system includes a mounting that is configured to accommodate and fix the element, the mounting being configured to removably accommodate the element in the mounting, and an intermediate element that is situated between the element and the mounting and configured to allow a damped motion, in particular for gentle accommodation, of the element in the mounting. The mounting includes a locking bar that is configured to be accommodated in a receptacle in a locking position, or the mounting includes a receptacle that is configured to accommodate a locking bar in a locking position.

Abstract: The present utility model discloses a package assembly of a sensor, comprising: a redistribution layer having a first face and a second face that are opposite to each other, and a first via that penetrates the first face and the second face; a first die electrically connected to the first face of the redistribution layer; a sensing element electrically connected to the first face of the redistribution layer; a cover body located between the redistribution layer and the sensing element, wherein the cover body has a second via that penetrates the cover body, and the second via communicates with the first via; and a moulding compound comprising a third face and a fourth face that are opposite to each other, wherein the moulding compound encapsulates the first die and the sensing element on the side of the first face of the redistribution layer, and the third face of the moulding compound is combined with the first face of the redistribution layer.

Abstract: A method for determining, measuring and/or monitoring properties of a sensor system. In the method, a controlled change of at least one system parameter of the sensor system takes place in such a way that prior to the controlled change, the system parameter includes a first value and assumes at least one further value as a result of the controlled change. At least one characteristic variable of the sensor system and/or a change of the at least one characteristic variable of the sensor system is/are determined for the at least one further value of the system parameter. The determination, measuring and/or monitoring of properties of the sensor system take place based the at least one further value of the system parameter and the at least one characteristic variable determined in the second step and/or the change of the at least one characteristic variable.

Abstract: A method for updating a software component. The method includes providing a first electronic device and a second electronic device that are connected in a first network, receiving update information for the second electronic device via the first electronic device, the update information being provided with a signature that is generated with the aid of a post-quantum algorithm (PQA) signature, checking the update information by validating the signature by the first electronic device, relaying the update information to the second electronic device if the update information is deemed to be valid, and updating a software component of the second electronic device using the update information.

Abstract: An electrode for a spark plug. The electrode includes a base body made from a nickel base alloy, and a wear part made from an iridium base alloy. The wear part is both welded to the base body and connected by a keyed connection.

Abstract: Various embodiments include an arrangement comprising a plurality of MEMS switches with movable elements. The plurality of MEMS switches are connected to one another in a total-cross-tied configuration.

Abstract: A method for controlling an internal combustion engine including at least one exhaust-gas aftertreatment component having an electric heating element, the electric heating element heating the exhaust-gas aftertreatment component and the exhaust gas flowing through the exhaust-gas aftertreatment component, the electric heating element briefly or permanently being acted upon by a heating current, a gas, in particular fresh air and/or exhaust gas, flowing downstream through the exhaust-gas path.

Abstract: A computer-implemented method for safeguarding a system against false positives. The method includes: receiving a time series of a criticality, the system including a functionality that is triggered when the criticality meets a first predetermined criterion; computing a time series of a reference, the reference being a comparison criticality for a triggering of the functionality; computing a time series of an error measure at least based on the time series of the criticality and the time series of the reference, a triggering of the functionality being classified as a false positive when a portion of the time series of the error measure meets a second predetermined criterion; and identifying at least one near-false positive, a non-triggering of the functionality being classified as a near-false positive when a portion of the time series of the error measure meets a third predetermined criterion, but not the second predetermined criterion.

Abstract: A method for training a data-based evaluation model to determine an opening or closing time of an injection valve based on a sensor signal. The method includes: measuring an operation of the injection valve in order to determine at least one sensor signal and an associated opening or closing time; sampling the sensor signal at a sampling rate in order to obtain a sensor signal time series with sensor signal values; determining a plurality of training data sets by assigning a plurality of evaluation point time series generated from a sensor signal time series to the opening or closing time associated with the sensor signal, wherein the evaluation point time series has a lower temporal resolution than the sensor signal time series; training the data-based evaluation model depending on the determined training data sets.

Abstract: A method for classifying an accident event of a two-wheeled vehicle, in particular a bicycle. The method can be run in the form of an algorithm in a device comprising an analysis unit in order to indicate to the rider or a third party that the two-wheeled vehicle has been involved in a collision or has fallen over using a corresponding generated and/or transmitted item of information. The device can be used in a two-wheeled vehicle, such as a bicycle or in particular in an electric bicycle. However, it can of course also be used in a motorcycle or another single-track vehicle.

Abstract: A wireless system includes a controller that is configured to measure a first Reference Signal Received Power (RSRP1) from a first carrier at a first time, measure a second Reference Signal Received Power (RSRP2) from a second carrier at a second time, annotate the RSRP1 to the first carrier and the RSRP2 to the second carrier, in response to the first time and the second time being within a contemporaneous period, associate the RSRP1 and RSRP2 to the contemporaneous period, create an N-Dimension vector of RSRP1 and RSRP2 at the contemporaneous period, process the N-Dimension vector via a trainable function to obtain a predicted data rate, and in response to the predicted data rate falling below a normal operating range threshold, operate the system in a low bandwidth mode.

Abstract: A method for generating an optical marker for image processing/photogrammetry/motion detection using an output unit and/or a control and/or regulation unit. The optical marker is output/generated in such a way that the represented optical marker is formed by a regular pattern of angular structures and by substructures, each of which is situated completely within one of the structures. In each case, at least two directly adjacent structures, viewed in at least two mutually perpendicularly oriented directions along a projection plane of the optical marker, have different colors, and a color sequence of the plurality of structures periodically repeats along the two directions. The optical marker is formed from unique minimum recognition areas within the optical marker. The optical marker is output/generated in such a way that the substructures each include an imaging surface that corresponds to at least 15% of a maximum projection surface spanned by one of the structures.

Abstract: A wiper device (10) with at least one wiper blade adapter (12), which has at least one fluidic connecting element (22), with at least one wiper arm adapter (14), with at least one covering unit (16), which is connected to the wiper arm adapter (14) such that it can be pivoted about a pivot axis (46) with respect to the wiper arm adapter (14), with at least one fluidic coupling element (24) for fluidic connection to the at least one fluidic connecting element (22), and with a mounting unit (25) for movably mounting the fluidic coupling element (24) on the at least one covering unit (16), wherein the mounting unit (25) has at least one mounting recess (54, 54?) and at least one mounting extension (52, 52?) guided in the at least one mounting recess (54, 54?), the mounting recess (54, 54?) being arranged on the fluidic coupling element (24).

Abstract: A method for ascertaining a spatial orientation of a trailer of an autonomously driving towing vehicle with trailer. The method includes the steps of reading in image data of at least one rear-facing camera, assigning image points of the image data to the trailer or to the vehicle surrounding environment, ascertaining a rear trailer edge or at least one point of the rear trailer contour from the image points assigned to the trailer, and determining the trailer angle as a function of image coordinates of the trailer edge or of the point, the dimensions of the trailer, and the position of the camera relative to the support point of the trailer.

Abstract: A wiper device (10) having a wiper arm rod (14), a wiper blade adapter (20) which has a fluidic connecting element (30), a fluidic coupling element (34) for producing a fluidic connection to the fluidic connecting element (30), a fluid line (62), which is connected to the fluidic coupling element (34) and is provided for transporting wiping liquid along the wiper arm rod (14) to the fluidic coupling element (34), and a wiper arm adapter (16) which comprises a bearing unit (24) which is provided for mounting the wiper blade adapter (20) on the wiper arm adapter (16) so as to be pivotable about a wiper blade adapter pivot axis (22). The fluidic coupling element (34) is mounted movably on the wiper arm adapter (16).

Abstract: A method for determining a wearing state of an earphone. Acceleration data are acquired using an acceleration sensor. A time characteristic of the acceleration data is ascertained, and curve segments are ascertained. The curve segments are each formed by first and second sections. A first wearing state of the earphone is determined, in which the earphone is worn on the ear, if a curve segment including a first section having a positive course and a second section having a negative course is ascertained, and if a first characteristic shape is ascertained for the curve segment. A second wearing state of the earphone is determined, in which the earphone is not worn on the ear, if a curve segment including a first section having a negative course and a second section having a positive course is ascertained, and if a second characteristic shape is ascertained for the curve segment.

Abstract: An axial flux machine, in particular a single-sided axial flux motor, for an electrical machining device, includes a machine shaft, in particular a motor shaft, a disc-shaped stator, and a disc-shaped rotor which is arranged adjacent to the stator in the axial direction of the machine shaft. The stator is formed as a winding carrier with a plurality of stator teeth for at least one stator winding and the rotor, which is connected to the machine shaft in a rotationally fixed manner, can be set in a rotational movement relative to the stator. The rotor of the axial flux machine has a rotor yoke configured as a bidirectional fan or which is permanently connected to a bidirectional fan by a joining process, the bidirectional fan having at least one radial and one axial air flow direction for cooling the axial flux machine, in particular the stator and the rotor.