EP4508470A1 - Verfahren für ein detektionsgerät; detektionsgerät - Google Patents
Verfahren für ein detektionsgerät; detektionsgerätInfo
- Publication number
- EP4508470A1 EP4508470A1 EP23717480.0A EP23717480A EP4508470A1 EP 4508470 A1 EP4508470 A1 EP 4508470A1 EP 23717480 A EP23717480 A EP 23717480A EP 4508470 A1 EP4508470 A1 EP 4508470A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- detection device
- detection
- detection signal
- machine learning
- parameter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/38—Processing data, e.g. for analysis, for interpretation, for correction
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/12—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with electromagnetic waves
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/15—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for use during transport, e.g. by a person, vehicle or boat
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N20/00—Machine learning
- G06N20/10—Machine learning using kernel methods, e.g. support vector machines [SVM]
Definitions
- a method for a detection device has already been proposed, wherein the detection device is intended to non-destructively detect a detection signal from an object arranged within an examination substrate.
- the invention is based on a method for a detection device, wherein the detection device is intended to non-destructively detect a detection signal from an object arranged within an examination substrate.
- the detection signal is assigned to a detection result in at least one method step of the method based on a machine learning process in order to output the detection result and/or use it to set the detection device.
- the method preferably includes an application phase.
- the detection signal is detected by a sensor unit of the detection device in at least one detection step of the method.
- the detection signal is evaluated by an evaluation unit in at least one evaluation step of the method.
- the evaluation unit is preferably a computing unit of the detection device or alternatively an external computing system, which has a data connection, in particular radio wave-bound, with the Detection device, in particular an Internet server.
- the detection result is preferably output to a user of the detection device by an output unit of the detection device and/or by an external output device, for example a smartphone, a tablet or the like. Additionally or alternatively, in the application phase, the detection result is used by the computing unit of the detection device in a setting step of the method in order to change a setting of the detection device, in particular in order to carry out the detection step with a setting of the detection device that is tailored to the object and/or the background, in particular the Sensor unit, repeat.
- the method preferably includes a learning phase.
- example values (so-called training data) for the detection signal are collected in a data acquisition step of the method.
- the example values can be detected by the sensor unit of the detection device, detected by a sensor unit of another detection device, generated by a simulation, read from logged data sets and/or the like.
- the example values are processed by the machine learning process into a model that maps the detection signal to the detection result.
- the machine learning process is preferably carried out by a learning unit.
- the learning unit is preferably an external computing system, in particular the one already mentioned, alternatively the computing unit of the detection device or another external computing system, for example a private server.
- the method includes a provision step in which, after the learning phase, the model generated with the machine learning process is transferred to the detection device and stored in a memory of the evaluation unit, in particular the computing unit of the detection device.
- the evaluation unit preferably uses the model generated with the machine learning process to carry out the evaluation step.
- the learning phase can be completed before the application phase or can overlap in time with the application phase, with the example values on which the model is based being supplemented in particular by the measured values of the detection signal recorded in the application phase.
- the machine learning process is an algorithm from the field of machine learning to create the model, preferably based on the example values.
- the machine learning process preferably includes a neural network and/or a classification method.
- the machine learning process may include supervised learning and/or unsupervised learning.
- the method preferably includes an assignment step in which at least one evaluation parameter is assigned to example values of the detection signal.
- the detection result can be identical to an evaluation parameter, include several evaluation parameters or can be determined depending on the evaluation parameters.
- the evaluation parameter in particular the entirety of evaluation parameters, for an example value indicates which detection result the model should map this example value onto.
- the evaluation parameter is subsequently assigned to a structure in the example values determined by the learning process.
- the assignment step can be carried out manually or can be carried out automatically as part of the data acquisition step.
- the evaluation parameter can, for example, describe a condition of the examination substrate, a type of object, a size of the object, a depth of the object in the examination substrate or the like.
- the evaluation parameter can be known, for example, if an example value for the detection signal is recorded on a known examination surface with a known object.
- the examination background and/or the object can be determined, for example, by recreating a detection situation with the detection device in a laboratory or by computer-based simulation of the detection situation and/or can be taken from a construction plan.
- the evaluation parameter can be detected, for example, by an external sensor device, which includes other, in particular invasive and/or sensors that cannot be integrated into the detection device due to a limited installation space of the detection device, and/or more precise sensors than the sensor unit of the detection device.
- the detection device is intended in particular to be placed on the examination surface and/or moved in order to detect the object.
- “Non-destructive” means in particular without permanent change, in particular without damage
- the examination background and the object can be understood.
- the detection device detects the object non-invasively.
- the sensor unit generates a signal in the detection step and sends it out into the examination substrate, in particular as an electromagnetic wave or as an electromagnetic field, with the sensor unit detecting a change, in particular a backscatter, of the signal through the examination substrate and/or the object as a detection signal.
- the detection device is intended to detect a signal emanating from the object as a detection signal.
- the detection device is intended, for example, to detect a metal object, a non-metal object, an electrical line, in particular a low-voltage line, a line with single-phase alternating current or a three-phase line, a wooden beam, a metal support or a plastic pipe, in particular a water-filled plastic pipe or not - water-filled plastic pipe, or the like to detect as an object.
- the examination surface is, for example, a wall, a ceiling, a floor or a piece of furniture in a building.
- the detection signal can advantageously be evaluated in detail.
- additional information contained in the detection signal which goes beyond the mere presence or absence of the object, can advantageously be reliably extracted from the detection signal.
- operation of the detection device can advantageously be kept simple and/or a user of the detection device can be provided with an advantageously large amount of information with, in particular, only a single measurement with the detection device.
- an advantageously reliable repeatability of the detection result can be achieved and, in particular, a dependence of the detection result on a travel path of the detection device on the examination surface can be advantageously kept low.
- example values for the detection signal are divided into different groups depending on a cluster formation of the example values.
- the learning phase includes a pre-processing step in which the learning unit reads the example data before Learning step prepared
- the learning unit preferably carries out unsupervised learning in order to divide the example values into groups.
- the learning unit preferably divides the example values into at least two different groups.
- the learning unit determines the groups and whether the example values belong to these groups, preferably using a cluster method.
- the learning unit extracts at least one feature, preferably several features, from each example value to be processed.
- the feature can be, for example, a physical quantity, a statistical quantity or an abstract key figure of the example value. If example values have similar values for the feature/all features, the learning unit preferably assigns the example values to the same group. If example values have different values for the feature/one of the features, the learning unit preferably assigns the example values to different groups. Whether the values of the characteristics are similar or different is defined by the clustering method used.
- the design according to the invention allows example values to be summarized and processed together that are similar to one another as measured by the extracted features.
- the same evaluation parameters can be assigned to all example values within the same group with an advantageously low risk of error.
- a time period for executing the assignment step can advantageously be kept short.
- an example value that was recorded in an unknown detection situation can be assigned an evaluation parameter of an example value of the same group that was detected in a known detection situation.
- the machine learning process uses a nearest neighbor classification to carry out a classification into different groups.
- the learning unit particularly preferably uses a K-nearest neighbor algorithm (KNN) to carry out the division into the different groups.
- KNN K-nearest neighbor algorithm
- the learning unit assigns an example value to a group depending on which group the majority of the neighboring example values have been assigned to.
- Adjacent example values are a defined number of example values that have the smallest distance to the example value to be divided in a parameter space spanned by the features. The Distance between two example values in the parameter space spanned by the features can be determined using the Euclidean metric, the Manhattan metric or another metric.
- the number of adjacent example values used can be determined by an operator of the learning unit and/or determined using an optimization algorithm.
- a voting share of the example values is weighted, in particular with the respective distance of the neighboring example values from the example value to be divided.
- the example values are divided into different groups using a cuboid classifier, a distance classifier, a polynomial classifier or another classifier. The design according to the invention makes it possible to achieve an advantageously reliable division of the example values into the groups.
- an evaluation parameter in particular the already mentioned example values for the detection signal, is assigned in groups.
- at least one example value from each group is selected as a representative of the group.
- the representative is an example value whose evaluation parameters are known through readjustment, simulation or from other sources.
- the learning unit assigns the evaluation parameter or parameters that are assigned to the representative to all example values within the representative's group.
- the representative can be added to the remaining example values in the data acquisition step or can be determined after the remaining example values have been divided into groups.
- the learning unit uses the representatives and/or domain knowledge as support points for the nearest neighbor classification.
- the number of groups is determined automatically, for example by varying the initial cluster centers and minimum sum distances.
- the design according to the invention allows the duration of the assignment step to be kept advantageously short.
- an advantageously large number of example values can be used for the machine learning process, the evaluation parameters of which have not been recorded in detail.
- a data set of example values for the detection signal consists at least essentially of user data. Under "essentially” should in particular be more than 30%, preferably more than 60 %, particularly preferably more than 90%, most preferably more than 99%.
- the data set includes the representatives of the groups in addition to the user data.
- User data should in particular be understood as meaning detection signals that are recorded by a user in the application phase with the detection device or another detection device, in particular in a real, ie not simulated or simulated, detection situation.
- user data is collected from a variety of detection devices to form the data set.
- the user data is automatically transmitted to the learning unit from a data interface of the detection device. Due to the design according to the invention, the time and cost required for readjusting and/or simulating detection situations can be advantageously kept low.
- the example values advantageously include many real and not just ideal recording situations, which cannot be reproduced in the laboratory, particularly in terms of their complexity and/or diversity.
- an advantageously robust model can be created using the machine learning process.
- an operating mode of the detection device is automatically selected depending on the machine learning process.
- the detection device in particular the sensor unit, comprises at least one operating mode, which is intended for a specific detection situation, and at least one further operating mode, which is intended for a further detection situation.
- Detection situations differ, for example, due to different materials or construction methods of the examination surface and/or due to different types of the detected object.
- the operating modes differ, for example, by a sensor element used by the sensor unit and/or by a signal parameter of the emitted signal, for example intensity, frequency, duration or the like.
- the sensor unit detects an initial detection signal in a detection situation, which is evaluated by the evaluation unit to produce an initial result.
- the evaluation unit in particular the computing unit of the detection device, selects one of the operating modes based on the initial result in order to carry out all subsequent detection steps in the same detection situation in the selected operating mode.
- a table is stored in a memory of the evaluation unit, in particular the computing unit of the detection device, which assigns the operating modes to the initial result and is read by the evaluation unit to select the operating mode.
- the detection result includes the operating mode intended for the detection situation as an evaluation parameter and is learned in the course of the machine learning process.
- a zero reference for the detection signal is automatically selected as a function of the machine learning process.
- the zero reference is a measured value of the detection signal when the examination surface is free of detectable objects.
- the evaluation unit preferably evaluates a difference between the detection signal and the zero reference in order to determine whether an object is present in the examination substrate or not.
- the zero reference normally depends on the material and construction of the substrate under investigation.
- the different operating modes of the detection device have different zero references.
- the null reference(s) is/are preferably part of the model created by the machine learning process.
- a zero reference is assigned to each example value, in particular to each group of example values.
- the zero references are stored as a table in a memory of the computing unit and are read out by the computing unit depending on the selected operating mode.
- the design according to the invention makes it possible to dispense with a separate determination of the zero reference by a user of the detection device.
- the detection device can advantageously be used quickly to detect an object after being switched on.
- the risk of incorrect operation of the detection device can be advantageously kept low.
- the detection device in at least one method step, outputs an evaluation parameter, in particular the one already mentioned, of a group of example values of the detection signal, in particular the one already mentioned, when a measured value of the detection signal is assigned to this group.
- the evaluation unit preferably assigns the evaluation parameter to the measured value using the model.
- the output unit preferably outputs at least whether an object is detected or whether no object is detected.
- the output unit preferably outputs the evaluation parameter in addition to the information as to whether an object is detected or not. For example, the output unit outputs a material or a structure of the examination substrate as an evaluation parameter.
- the output unit gives as evaluation parameters the type of detected object, the size of the detected object, in particular a maximum extension of the detected object parallel to a surface of the examination substrate, a distance of the detected object from the surface of the examination substrate, in particular to the surface of the Examination background parallel, distance of an edge of the detected object to a current measuring point of the detection device, and / or the like.
- the design according to the invention can advantageously provide a user with a large amount of information, in particular with a single measurement.
- a detection device with at least one, in particular the already mentioned, sensor unit for detecting a, in particular the already mentioned, detection signal and with at least one, in particular the already mentioned, computing unit for carrying out a method according to the invention.
- the sensor unit includes at least one sensor element.
- the sensor unit includes several, in particular differently designed, sensor elements. Examples of sensor elements of the sensor unit include a radar, in particular a narrow band radar, in particular in a frequency range from 2.4 GHz to 2.4835 GHz, and/or a Ultra wide band radar, an inductive sensor, a capacitive sensor, an alternating current sensor, in particular a 50 Hz alternating current sensor and/or a 60 Hz alternating current sensor, or the like.
- a “computing unit” is to be understood in particular as a unit with information input, information processing and information output.
- the computing unit advantageously has at least one processor, a memory, input and output means, further electrical components, an operating program, control routines, control routines and/or calculation routines.
- the components of the computing unit are preferably arranged on a common circuit board and/or advantageously arranged in a common housing.
- the detection device preferably includes the output unit for outputting the detection result.
- the output unit includes, for example, a display, a microphone, a vibration alarm or the like to output the detection result.
- the detection device preferably includes the data interface.
- the data interface can have a wired and/or radio wave-bound interface element, in particular a Bluetooth interface, a WLAN interface, an Ethernet interface or the like.
- the data interface is intended to output the detection result on the external output device, to forward the detection signal to the external computing system and/or to receive the model from the external computing system.
- the design according to the invention makes it possible to provide a detection device which is advantageously easy to operate and/or which advantageously provides a lot of information.
- the detection device according to the invention and/or the method according to the invention should not be limited to the application and embodiment described above.
- the detection device according to the invention and/or the method according to the invention can have a number of individual elements, components and units as well as method steps that deviate from the number of individual elements, components and units as well as method steps mentioned herein in order to fulfill a function of operation described herein.
- values lying within the stated limits should also be considered disclosed and can be used in any way.
- FIG. 1 shows a schematic representation of a detection device according to the invention
- Fig. 3 shows a schematic division of a data set of example data in the course of a machine learning process of the method according to the invention.
- Figure 1 shows a detection device 12.
- the detection device 12 is shown arranged on a surface of an examination substrate 14, for example a wall.
- the detection device 12 is intended to non-destructively detect a detection signal from an object 16 arranged within the examination substrate 14.
- the detection device 12 is preferably designed to be handheld, preferably can be held with one hand and in particular can be operated with the same hand.
- the detection device particularly preferably has a total volume of less than 7000 cm 3 , preferably less than 5000 cm 3 , particularly preferably less than 3000 cm 3 .
- the detection device 12 includes a sensor unit 24 for detecting the detection signal.
- the sensor unit 24 preferably comprises at least one sensor element which is intended to emit an electromagnetic signal into the examination substrate 14 and to detect a portion of the emitted signal that is backscattered by the object 16 as a detection signal.
- the sensor unit 24 includes a capacitive sensor and/or an inductive sensor for detecting the detection signal.
- the detection device 12 includes a computing unit 26 for evaluating the detection signal to produce a detection result.
- the detection device 12 preferably includes an output unit 28 for outputting the detection result.
- the output unit 28 preferably includes a display for showing the detection result.
- the detection device 12 comprises at least one data interface 32 for data exchange with an external computing system and/or an external output device.
- the detection device 12 preferably comprises an energy supply unit 34 for supplying the sensor unit 24, the computing unit 26, the output unit 28 and/or the data interface 32 with electrical energy.
- the energy supply unit 34 is intended in particular to accommodate at least one battery and/or an accumulator.
- the detection device 12 preferably comprises at least one operating element 30, for example a switch, a button, a slider or the like, for operating the detection device 12, in particular for triggering a detection with the detection device 12.
- the detection device 12 comprises a housing 36, within which at least the sensor unit 24 is arranged.
- the computing unit 26, the data interface 32 and/or the energy supply unit 34 are preferably arranged in the housing 36.
- the output unit 28 and/or the operating element 30 is preferably arranged on the housing 36 or embedded in the housing 36.
- the external computing system and/or the external output device are/is preferably designed independently of the detection device 12 (not shown here).
- FIG. 2 shows a flowchart of a method 10 for the detection device 12.
- the method 10 preferably includes a detection step 40 in which the sensor unit 24 detects the detection signal.
- the method 10 includes an evaluation step 42 in which the detection signal is evaluated to produce the detection result depending on a machine learning process.
- the method 10 in particular includes an output step 44 in which the detection result is output.
- the method 10 preferably includes an adjustment step 46, in which the computing unit 26 adjusts the Detection device 12, in particular the sensor unit 24 and / or the computing unit 26, changed depending on the detection result
- the method 10 preferably includes an application phase 38.
- the application phase 38 is preferably carried out completely, alternatively partially, by means of the detection device 12.
- the application phase 38 preferably includes the detection step 40, the evaluation step 42, the output step 44 and / or the setting step 46.
- the Evaluation step 42 is carried out by the computing unit 26.
- the evaluation step 42 is carried out by an external computer system, in particular the one already mentioned or another.
- the output step 44 is preferably carried out by the output unit 28.
- the output step 44 is carried out by the external output device.
- the data interface 32 transmits the detection signal to the further external computing system, receives the detection result from the external computing system and/or sends the detection result to the external output device.
- the method 10 preferably includes a learning phase 18.
- the learning phase 18 is preferably carried out by the external computing system, alternatively by the computing unit 26.
- a model is created using the machine learning process, which maps the detection signal to the detection result.
- the model is stored in a memory of the computing unit 26 of the detection device 12.
- the computing unit 26 applies the model in the evaluation step 42 in order to convert a measured value of the detection signal recorded by the sensor unit 24 into the detection result.
- the learning phase 18 preferably includes a data acquisition step 48.
- example values 22 (see FIG. 3) are recorded, which are processed to create the model.
- the method 10 preferably includes a collecting step 56, in which measured values of the detection signal recorded by the sensor unit 24 are collected as example values 22.
- the data interface 32 preferably transmits the measured values recorded by the sensor unit 24, in particular collected or individually, to the external computing system in the collection step 56. It is particularly preferred to collect external computer system measured values from a variety of detection devices, especially as part of an Internet of Things (loT) concept.
- a data set from the example values 22 for the detection signal consists at least essentially of user data. User data are measured values of the detection signal that are recorded by users in the application phase 38 using the detection device 12.
- the manufacturer of the detection device 12 additionally determines example values 22 as representatives.
- the representatives are determined, for example, by recording with the detection device 12 on a replica of different examination surfaces 14 including different objects 16 and/or by simulating detection steps 40 on different examination surfaces 14 including different objects 16.
- the data set comprises at least 10 times, preferably at least 100 times, particularly preferably at least 1000 times, more user data than representatives.
- the learning phase 18 preferably includes a pre-processing step 50.
- the example values 22 are evaluated with regard to at least one feature 60, 62, preferably several features 60, 62 (see FIG. 3).
- the at least one feature 60, 62 is preferably provided as a distinguishing criterion, based on which the external computing system evaluates whether two example values 22 are the same or different.
- Features 60, 62 of the example values can be, for example, an intensity of the detection signal, a ratio of the backscattered portion to the emitted portion of the detection signal, an average value of the detection signal, an extreme value of the detection signal, a duration of an amplitude modulation of the detection signal caused by the object, a fluctuation range of the detection signal or similar.
- the example values 22 for the detection signal are divided into different groups 20 by the external computing system depending on the clustering of the example values 22.
- the external computing system evaluates the clustering of the example values 22, preferably based on the determined features 60, 62. In particular, the external computing system determines whether a distribution of the example values 22 within a parameter space spanned by the at least one feature 60, 62 has clusters. A dimensionality of the parameter space is equal to the number of different ones Features 60, 62 per example value 22. A distribution of the example values 22 in a two-dimensional parameter space spanned by a feature 60 and a further feature 62 is shown by way of example in FIG.
- the external computing system preferably assigns the example values 22 forming a cluster to the same group 20.
- the external computing system preferably assigns example values 22, which form different clusters, to different groups 20. In Figure 3, the example values 22 were divided into ten groups 20 as an example.
- the external computing system uses a nearest neighbor classification to classify the example values 22 into the
- the method 10 preferably includes an assignment step 52.
- at least one evaluation parameter is assigned to the example values 22 for the detection signal in groups.
- each group 20 is assigned at least one evaluation parameter.
- several evaluation parameters are assigned to at least one group 20.
- Two different groups 20 differ from each other in at least one of the evaluation parameters assigned to them.
- the at least one evaluation parameter is processed by the machine learning process in particular as an intermediate result to be learned or as a final result to be learned.
- a subsurface parameter is assigned to the groups 20 as an evaluation parameter, which describes or characterizes the examination subsurface 14.
- the subsurface parameter includes, for example, the values: concrete, lightweight construction, drywall, in particular thickness and/or number of plasterboard panels and/or wooden panels of lightweight construction or drywall, brick wall, in particular type of stone of the brick wall, presence of underfloor heating or wall heating , or similar.
- An object type parameter which describes or characterizes the type of object 16 is preferably assigned to the groups 20 as an evaluation parameter.
- the object type parameter includes, for example, the values: metal, non-metal, live, non-current, magnetic, non-magnetic, low voltage cable, single-phase alternating current cable, especially between 110 V and 230 V, multi-phase alternating current cable, three-phase cable, wooden beam , metal support, plastic pipe, water-filled pipe, especially fresh water pipe, non-water-filled pipe, especially sewage pipe.
- the groups 20 are given as Evaluation parameter is assigned a depth parameter that describes or characterizes a distance of the object 16 from a surface of the examination substrate 14. The depth parameter can indicate the distance continuously or in areas.
- a shape parameter which describes or characterizes a shape or extent of the object 16 is preferably assigned to the groups 20 as an evaluation parameter.
- the shape parameter indicates, for example, a diameter of the object 16.
- the assignment step 52 is carried out by the external computing system using the representatives.
- the evaluation parameters of the representatives can be recorded by the manufacturer of the detection device 12, for example with a sensor device on the replicas that is independent of the detection device 12, read from data sheets for the replicas or read from a simulation program and stored in a memory of the external computing system become.
- the external computing system preferably determines at least one representative for each group 20, reads its evaluation parameters from the memory of the external computing system and assigns these evaluation parameters to all example values 22 in the same group 20 as the representative. If there are several representatives with different evaluation parameters in the same group 20, the external computing system optionally carries out a further division of these groups 20 into subgroups.
- the learning phase 18 includes in particular a learning step 54.
- the external computing system creates the model using the machine learning process.
- the external computing system uses the example values 22 as input values of the model and the evaluation parameters assigned to the example values 22 as output values of the model.
- the detection result is composed in particular of the entirety of the evaluation parameters or is determined depending on the evaluation parameters.
- the external computing system transmits the model via the data interface 32 to the computing unit 26 of the detection device 12.
- the computing unit 26 of the detection device 12 uses the model to automatically select an operating mode of the detection device 12.
- the sensor unit 24 detects an initial detection signal in the detection step 40, which becomes one in the evaluation step 42 Initial result is evaluated.
- the computing unit 26 determines in particular the background parameter using the model in order to automatically select a zero reference for the detection signal in the setting step 46 depending on the machine learning process.
- the computing unit 26 determines in particular the object type parameter, the depth parameter and/or the shape parameter by means of the model in order to increase a sensitivity of the sensor unit 24 for the object 16 in the setting step 46 and/or to avoid oversaturation of the sensor unit 24 .
- the detection device 12 outputs the at least one evaluation parameter of that group 20 of example values 22 of the detection signal in the output step 44 if the model assigns a measured value of the detection signal to this group 20.
- the output unit 28 preferably outputs whether the object 16 was detected.
- the output unit 28 preferably outputs the object type parameter and the background parameter.
- the output unit 28 optionally outputs the depth parameter and/or the shape parameter.
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Abstract
Description
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Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102022203605.0A DE102022203605A1 (de) | 2022-04-11 | 2022-04-11 | Verfahren für ein Detektionsgerät; Detektionsgerät |
| PCT/EP2023/058771 WO2023198515A1 (de) | 2022-04-11 | 2023-04-04 | Verfahren für ein detektionsgerät; detektionsgerät |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP4508470A1 true EP4508470A1 (de) | 2025-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP23717480.0A Pending EP4508470A1 (de) | 2022-04-11 | 2023-04-04 | Verfahren für ein detektionsgerät; detektionsgerät |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20250224535A1 (de) |
| EP (1) | EP4508470A1 (de) |
| JP (1) | JP2025511928A (de) |
| CN (1) | CN118984953A (de) |
| DE (1) | DE102022203605A1 (de) |
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| DE102024202240A1 (de) | 2024-03-11 | 2025-09-11 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zum Betreiben eines Messgeräts |
| DE102024202230A1 (de) | 2024-03-11 | 2025-09-11 | Robert Bosch Gesellschaft mit beschränkter Haftung | Messgerät |
| DE102024202232A1 (de) * | 2024-03-11 | 2025-09-11 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zum Erzeugen eines Trainingsdatensatzes |
| DE102024202237A1 (de) | 2024-03-11 | 2025-09-11 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zum Betreiben eines Messgeräts |
| DE102024202246A1 (de) | 2024-03-11 | 2025-09-11 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zum Erzeugen eines Trainingsdatensatzes |
| DE102024202229A1 (de) | 2024-03-11 | 2025-09-11 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zum Betreiben eines Messgeräts |
| DE102024202245A1 (de) | 2024-03-11 | 2025-09-11 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zum Erzeugen eines Trainingsdatensatzes |
| DE102024202238A1 (de) * | 2024-03-11 | 2025-09-11 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zum Betreiben eines Messgeräts |
| DE102024202231A1 (de) | 2024-03-11 | 2025-09-11 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zum Betreiben eines Messgeräts |
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|---|---|---|---|---|
| FR2753280B1 (fr) * | 1996-09-09 | 1998-11-06 | Plymouth Francaise Sa | Procede pour la detection, l'identification et le suivi d'objets optiquement invisibles |
| US9341687B2 (en) | 2011-02-22 | 2016-05-17 | The Mitre Corporation | Classifying and identifying materials based on permittivity features |
| DE102012218174A1 (de) * | 2012-10-05 | 2014-04-10 | Robert Bosch Gmbh | Ortungsvorrichtung zur Bestimmung einer Objekttiefe |
| US9219886B2 (en) * | 2012-12-17 | 2015-12-22 | Emerson Electric Co. | Method and apparatus for analyzing image data generated during underground boring or inspection activities |
| KR101944823B1 (ko) * | 2018-06-07 | 2019-02-07 | (주)영신디엔씨 | 증강현실 및 가상현실을 이용한 위치기반 지하시설물 탐지 시스템 |
| JP7322616B2 (ja) * | 2019-09-12 | 2023-08-08 | 東京電力ホールディングス株式会社 | 情報処理装置、情報処理方法、プログラム及び掘削システム |
| JP7413049B2 (ja) | 2020-01-31 | 2024-01-15 | 日本信号株式会社 | 地中レーダーのデータ処理方法、データ処理プログラム及び地中レーダー装置 |
| US11436812B2 (en) * | 2020-05-29 | 2022-09-06 | Open Space Labs, Inc. | Machine learning based object identification using scaled diagram and three-dimensional model |
| EP3945452B1 (de) | 2020-07-27 | 2025-04-09 | Deutsche Telekom AG | Verfahren zum optimieren von sensorparametern |
| KR20220036583A (ko) * | 2020-09-16 | 2022-03-23 | 신준구 | 인공 지능을 기반으로 매설물을 탐지하고 식별하는 장치 및 그 방법 |
| CN114241229B (zh) | 2022-02-21 | 2022-06-24 | 中煤科工集团西安研究院有限公司 | 一种电性成像结果中异常体边界智能识别方法 |
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|---|---|
| WO2023198515A1 (de) | 2023-10-19 |
| CN118984953A (zh) | 2024-11-19 |
| US20250224535A1 (en) | 2025-07-10 |
| JP2025511928A (ja) | 2025-04-16 |
| DE102022203605A1 (de) | 2023-10-12 |
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