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Humanschwingungen 2020

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2370 2020

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T. Schröder, A. Lindenmann, S. Hehmann, M. Uhl, T. Gwosch, S. Matthiesen A Method of Determining the Separation Plane of a Knob-Shaped Measuring Handle for the Measurement of Hand-Arm-Impedances S. 131-140

„… foil for the measurement of gripping force at a random orbital sander [14]. In this context Matthiesen …” „… parallel dazu. Abstract This paper presents a development method for a measuring handle to determine …” „… hand-arm vibrations in knob-shaped handles. For this purpose, gripping force measurements were carried …”

I. Maciejewski, T. Krzyzynski Computer-aided approach to the design of vibration reduction systems – Methods and procedures for the optimal configuration of non-linear system behaviour S. 175-184

„… electrohydraulic shaker is successfully used for generating random vibrations along the horizontal xaxis. Fig …” „… for normally distributed random signal are presented in Fig. 7b-c. As shown in this figure, the …” „… for the optimal configuration of non-linear system behaviour Igor Maciejewski, DSc, PhD, Prof …”

B. Ernst, U. Kaulbars Überprüfung einer maschinenintegrierten Expositionserfassung von Hand-Arm-Vibrationen S. 121-130

„… compliant with the standards. For the purpose of the examination, two sanding machines manufactured by …” „… DIN EN ISO 8041. The operating modes of low, medium and high speeds were selected for both sanding …” „… reveal a tendency for the vibration app to overestimate the daily exposure. Dropped connections, the …”

doi.org/10.51202/9783181023709

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Experimentelle und numerische Bestimmung strukturmechanischer und akustischer Eigenschaften von metallischen Hohlkugelstrukturen

Rolf Winkler

Reihe: Grund- und Werkstoffe/Kunststoffe

Band 759 2016

Treffer in den folgenden Teilen:

Literaturverzeichnis S. 196-214

„… size of the representative volume element for random composites: Statistical and numerical approach …” „… ., Champoux, Y. (1992): New empirical equations for sound propagation in rigid frame fibrous materials …” „… , vol. 521 (CISM International Centre for Mechanical Sciences), Thin-walled Structures Made of Foams …”

doi.org/10.51202/9783186759054

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GJAE - German Journal of Agricultural Economics

Alle Ausgaben: GJAE - German Journal of Agricultural Economics

GJAE Jahrgang 70 (2021) Heft 02 ISSN Online: 2191-4028

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Norbert Hirschauer, Sven Grüner, Oliver Mußhoff, Claudia Becker A Primer on p-Value Thresholds and α-Levels – Two Different Kettles of Fish S. 123-133

„… quality control). 3. For each random sample, a test score (e.g. a z- or t-value) is computed based on …” „… uncertainty of estimates resulting from random error. (6) Accounting for the specific data collection design …” „… team draws a simple random sample of size ? ? = 60. For convenience sake, we assume again that the …”

Sebastian Hess, Klara Fischer Beyond Cost Minimisation: Farmers’ Perspectives on the Adoption of GM Fodder in Sweden S. 84-100

„… imported genetically modified (GM) crops, with GM fodder often being cheaper for farmers. However, there …” „… is also a growing market for ‘GM-free’ animal-based products. While public concerns about GMOs have …” „… known to be relevant for the public perception of GMOs. The results indicated that farmers were …”

Oliver Mußhoff, Michael Danne, Wilm Fecke Onlineeinkauf von Pflanzenschutzmitteln: Ein Discrete-Choice-Experiment mit landwirtschaftlichen Unternehmern in Deutschland / Online Purchases of Plant Protection Products: A Discrete Choice Experiment with Agricultural Entrepreneurs in Germany S. 101-122

„… processes in companies. In this context, e-commerce plays an important role for the future development of …” „… rural areas. Nonetheless, there is so far no study which investigates the use of e-commerce for …” „… " (WTA) of agricultural entrepreneurs for e-commerce was estimated using a mixed logit model. The …”

doi.org/10.51202/2191-4028-2021-02

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Object Detection using Feature Mining in a Distributed Machine Learning Framework

Arne Ehlers

Reihe: Informatik/ Kommunikation

Band 855 2017

Treffer in den folgenden Teilen:

Introduction S. 1-15

„… . [13] Florian Baumann and Arne Ehlers and Karsten Vogt and Bodo Rosenhahn, Cascaded Random Forest for …” „… Fast Object Detection, 18th Scandinavian Conference on Image Analysis (SCIA), 2013 A Random Forest …” „… to the final decision. In this paper we propose a Random Forest framework which incorporates a …”

Related Work and Data Sets S. 16-27

„… , discriminative approaches are Support Vector Machines (SVMs) [32], Neural Networks [106], Random Forests [26 …” „… Bootstrap Aggregating (Bagging) [25] and Random Forest methods: Adaptive Boosting The AdaBoost algorithm …” „… vote. Random Forest In 2001, Breiman [26] proposes Random Forests that combine the concept of Bagging …”

Bibliography S. 138-152

„… . Thresholding a Random Forest Classifier. In 10th International Symposium on Advances in Visual Computing (ISVC …” „… Learning a Random Forest Classifier. In IEEE Winter Conference on Applications of Computer Vision (WACV …” „… classification uncertainty for random forest. In 14th IAPR International Conference on Machine Vision …”

Conclusion S. 131-134

„… , Baumann et al. [13, 15, 17, 18] propose to improve the performance of Random Forests classifiers by …” „… bootstrap strategy in learning is adapted to Random Forests in [13]. A weighting scheme inspired by AdaBoost …” „… to train detectors for several object classes creating cascaded ensemble classifiers by the Adaptive …”

Titelei/Inhaltsverzeichnis S. I-XIV

„… distributed machine learning framework is developed to learn detectors for several object classes creating …” „… Prof. Dr.-Ing. Bodo Rosenhahn for giving me the opportunity to work in his group and for the …” „… success. I also like to thank Prof. Dr.-Ing. Eduard Reithmeier for being the second supervisor of my …”

Fundamentals S. 28-61

„… on. Common feature types are introduced that are well established in machine learning for visual …” „… detection framework are described in detail. Unsupervised methods for data analysis are presented by means …” „… performance measures for detectors is given. 3.1 Common Features In this section, two feature types are …”

Multi-Feature Mining for Detector Learning S. 90-120

„… procedure to extract keypoints from random subsets of the positive training data is repeated once for cars …” „… Chapter 7Multi-Feature Mining for Detector Learning 90 Chapter 7 deals with feature mining methods …” „… to generate feature sets for object detection that are customized to the object class in an automatic …”

doi.org/10.51202/9783186855107

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Schwingungen 2021

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2391 2021

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M. Tang, M. Böswald, Y. Govers Identifikation nichtlinearer Strukturen – Vergleichbarkeit von Random- und Gleitsinus-Anregung S. 317-332

„… Identifikation nichtlinearer Strukturen Vergleichbarkeit von Random- und Gleitsinus-Anregung …” „… eine alternative Methode mit Random-Anregung vorgestellt, die es erlaubt, linearisierte Frequenzgänge …” „… Annahmen entsprechen. Eine Random-Anregung kann z.B. eine Linearisierung des Strukturverhaltens durch die …”

T. König, R. Bader, M. Kley Schwingungsbasierte Fehlererkennung und Schadensdetektion an Getrieben durch Einbindung von Methoden des Machine Learning S. 53-66

„… is therefore becoming increasingly important, reducing the probability of unplanned failures. For …” „… vorliegende neuronale Netz werden über eine zufällige Gittersuche („Random Grid Search“) bestimmt und …” „… of Deep Learning Models for Machinery Fault Detection and Diagnosis: A Review. IEEE Access 7 (2019 …”

doi.org/10.51202/9783181023914

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Autonomous Systems 2016

Herwig Unger (Hrsg.), Wolfgang A. Halang (Hrsg.)

Reihe: Informatik/ Kommunikation

Band 848 2016

Treffer in den folgenden Teilen:

Short Contributions S. 219-226

„… random signals for random PWM are difficult to generate in practical applications, chaotic signals …” „… web technologies, ubiquitous communication and social networks gave the initial impetus for new forms …” „… difficult to use for a comprehensive holistic learning scenario that meets the requirements of targeted …”

Neural and Evolutionary Computing S. 133-166

„… survive. In Thailand, medical staff still lack ophthalmologist training to screen for Retinopathy found in …” „… input of and 5 stages output. The optimum network was tested with 11:10:5 for input nodes, hidden layers …” „… to screen for retinal disease in premature infants and also reduce the amount of ophthalmologist …”

Natural Language Processing S. 167-194

„… Random Fields (CRFs) algorithm for training and recognizing Thai named entities. Moreover, Suwannawach et …” „… similarities between text documents plays an important role in automatic text processing. For example …” „… , algorithms to topically cluster and classify texts heavily rely on this information. Standard methods for …”

Networks and Routing S. 70-103

„… 70 Applying Centrality Measures in a Multi-criteria Routing Strategy for Wireless Sensor Networks …” „… routing strategy for wireless sensor networks is proposed. The networks are represented by undirected …” „… triangle topologies. Effects on routing efficiency are found for two-hop connections, only. 1 Introduction …”

„… 1 A Comparative Survey of System Specification Techniques for Safety-related Environments Daniel …” „… Koß FernUniversität in Hagen, Germany Abstract: Strong specifications are fundamental for systems …” „… shall be compared against essential requirements that are given by standards for developing …”

Suppression of Disturbances S. 104-132

„… to propose chaotic modulation schemes for EMI reduction of SMPSs [1, 2, 4–11, 14], and a lot of …” „… requirements, which include 1) providing stable voltage or current for the output load, 2) satisfying EMC …” „… ]. Second, because the chaotic voltage for charging the timing capacitor CT, namely vchaos, should be larger …”

doi.org/10.51202/9783186848109

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AgEng LAND.TECHNIK 2022

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2406 2022

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R. R. Shamshiri, C. Weltzien, I. Zytoon, B. Sakal Evaluation of Laser and Infrared Sensors with CANBUS Communication for Collision Avoidance of a Mobile Robot S. 121-130

„… . VDI-Berichte Nr. 2406, 2022 127 Fig. 8: Evaluation of the infrared sensor arrays for detecting (a) random …” „… for detecting random bushes and wood pallets in front of the robot Conclusion: This paper reported on …” „… Evaluation of Laser and Infrared Sensors with CANBUS Communication for Collision Avoidance of a …”

M. Agrusti, M. Ceccarelli, M. Bovo, S. Benni, A. Barbaresi, E. Santolini, D. Torreggiani, P. Tassinari Assessment of milk yield loss induced by heat stress in dairy cows – Researching the sustainability and the animal welfare S. 75-84

„… model developed through machine learning techniques, adopting a Random Forest algorithm, with the main …” „… test days. The results confirm that the obtained Random Forest Model represents a reliable and viable …” „… , in particular, by adopting a Random Forest (RF) algorithm, having the main goal to assess the trend …”

A. Panambilly, P. Schade Smart Constituent Sensing using HarvestLabTM 3000 – An innovative NIR based Constituent Sensing solution S. 335-342

„… approach for real time constituent sensing in Agriculture. Owing to their unique position in various …” „… regression models which predicts a single number for a constituent [2]. This is because, often the loss …” „… function used for such calibrations are Mean Squared Error (MSE). One could also consider Mean Absolute …”

A. Barbaresi, M. Ceccarelli, M. Bovo, M. Agrusti, E. Santolini, D. Torreggiani, P. Tassinari, G. Menichetti Machine Learning Models for Predictions of Thermal Energy Need in Farm Buildings S. 477-484

„… , Support Vector Machine, Random Forest, and Extreme Gradient Boosting. Between them, the tree-based Extreme …” „… Model selection The tested regressor Support Vector Regressor (SVR), Random Forest (RF), Linear …” „… Machine Learning Models for Predictions of Thermal Energy Need in Farm Buildings Dr. Alberto …”

C. Stumpe, S. Böttinger Grassland yield prediction and mapping in small-scaled regions S. 149-154

„… “support vector machine”, “random forest” and “artificial neural network” to obtain a suitable prediction …” „… . For this reason, prediction of grassland yield already during the growing period and the creation of …” „… a basis for the application of precision farming technologies, it is of great interest to the farmer …”

M. Altaleb, J. Hertzberg, H. Deeken, B. Wrenger Analysis of Combine Harvester Threshing Systems Across Different Climate Regions S. 17-24

„… contexts is required to improve both, the optimization and default initial settings. For a combine …” „… for tropical, dry, temperate, continental and polar regions which are denoted by the capital letters A …” „… characters that define the different climate regions; for a comprehensive description, refer to [3][4]. The …”

E. Avalos-Sanchez, A. Lopez-Martinez, F. D. Molina-Aiz, D. L. Valera-Martinez, M. A. Moreno-Teruel, F. Baptista The Effect of Diffuse Film Covers on the Development of Cucumber Fungal Diseases in a Mediterranean Greenhouse S. 447-454

„… (Didymella bryoniae). For these three diseases, a greater development was observed in the greenhouse sector …” „… , there are favourable environments for the development of pests on the crop, due to the warm and humid …” „… diseases was obtained by means of the percentage values of damage per leaf weekly. Fifty random leaves were …”

J. Schemminger, Sharvari Raut, B. Sturm, Albrecht Daniel, Thijs Defraeye A digital shadow to study the convective drying of carrot slices S. 155-164

„… Federal Laboratories for Materials Science and Technology, Laboratory for Biomimetic Membranes and …” „… , Swiss Federal Laboratories for Materials Science and Technology, Laboratory for Biomimetic Membranes and …” „… the raw product has not yet been presented for fruit and vegetable drying. In this study we show the …”

doi.org/10.51202/9783181024065

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International Conference on Gears 2023

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2422 2023

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A. Donmez, A. Kahraman Experimental Investigation of Influence of Indexing Errors on Gear Rattling S. 703-714

„… Nm load ( 0aT ) is repeated for a gear pair formed by gear #1 (no error) and #4 (with random error …” „… for the drivetrain formed by gears #1 (no-error), #4 (random sequence), and #2 (no-error). In Fig. 7(a …” „… . 2422, 2023712Fig. 5: Measurements for a single pair of gears #1 (no-error) and #4 (random sequence) at …”

J.-A. Meis Parametric system simulation of load sharing in planetary gearboxes S. 269-280

„… for position deviations of the planet axle bores. The random deviations were selected according to …” „… 3-planet gearbox with random planet pin misalignments Figure 11 shows the von Mises stress for three …” „… sharing for 4 versions of the 5-planet gearbox with random planet pin misalignments VDI-Berichte Nr. 2422 …”

S.-J. Tsai, Q.-Y. Zhuang, L.-C. Chang Design and analysis of compound stepped planetary gear drives for better transmission performances S. 537-552

„… Design and analysis of compound stepped planetary gear drives for better transmission performances …” „… stepped planetary gear drives (CSPG). Six design rules based on equations for the assembly of planets are …” „… sharing were systematically explored. The results show that a compromise but better solution for the …”

L. Bonaiti, M. Monti, C. Gorla, M. Geitner, T. Tobie, K. Stahl The consequences of different methodologies for the elaboration of pulsator test results with respect to the load spectrum assessment of gears S. 33-52

„… modelled as random variables. This model describes a unique continuous curve for both limited-life and …” „… for the Random Fatigue Limit model and for the 3 parameters Weibull model. Here, this model is called …” „… The consequences of different methodologies for the elaboration of pulsator test results with …”

A. Alnahlaui, P. Tenberge Optimised statistical evaluation for the determination of tooth root endurance strength S. 19-32

„… Optimised statistical evaluation for the determination of tooth root endurance strength Influence …” „… Tenberge, Ruhr-University Bochum Abstract The desire for more powerful gear units with the same or even …” „… reduced weight leads to new challenges in gear development. Regardless of whether a large gearbox for a …”

T. Kleiber, B. Neubauer Advancing to The Next Level – Cost Efficient Roll-Inspection: Back from End-of-Line NVH to Skiving Process S. 1591-1606

„… increase in sales for electric vehicles with their rise in popularity. The changes in the industry have …” „… demanded solutions to the new requirements for many components existing in the consumers’ vehicle …” „… for performance prediction based on big sets of measurement data. The evaluable range of orders for …”

A. Kubo, M. Nagae Estimation of brittleness of CCH-steel via measurement of micro-VH and simultaneous FWHM distribution S. 1699-1712

„… at is mm. The gears were used for propulsion of big ship for sev-eral years. The failure of tooth …” „… ank was found at the inspection in dock for ship maintenance. The failed tooth ank showed considerable …” „… segregation of alloy elements in the metallographic structure, but such state is usual for large gear steel …”

M. Vivet, A. Rezayat, J. Verhoogen, K. Kucukcoskun, S. Donders Numerical analysis of bevel gear transmission acoustic emission using a 3D gear contact force model within a multibody system dynamics simulation environment S. 689-702

„… and presented for three spiral bevel gear variants; two that have a normal gear blank design and one …” „… dynamically accounts for complex effects that influence the contact conditions, such as tooth surface …” „… model in the time domain, are used as input for vibro-acoustic simulations to determine the drivetrain’s …”

J. Sanchez-Espiga, A. Diez-Ibarbia, M. Iglesias, A. Fernandez-del-Rincon, F. Viadero, J. Calvo-Irisarri, A. Fernandez-Sison Statistical study of the mesh load factor of planetary gear transmissions affected by inherent manufacturing errors S. 139-156

„… process. This method is based on the generation of a set of random values for a set of input variables, in …” „… for industrial applications such as wind generators [1]–[3], automatic vehicles [4], [5], helicopter …” „… planetary transmissions specially designed for wind generators, the standard is set by the IEC 61400 [21 …”

I. Criscuolo, F. Carneiro, G. Guimarães, R. Rego, J. Mascheroni Indirect Selective Laser Sintering: Modeling and analysis of surface densification by shot peening S. 1681-1698

„… electromobility requirements for gears in terms of materials and product design. iSLS manufacturing allows for …” „… average diameter in the order of 35-160 µm, occupying 28-58% of the body volume. For the application of …” „… load capacity as conventional gears [9-13]. The most common process used for surface densification in …”

B. Černe, N. Vukašinović, D. Zorko In-situ experimental methods for measuring tooth meshing displacements and wear during polymer gear tests using a high-speed camera with microscopy optics S. 1563-1580

„… In-situ experimental methods for measuring tooth meshing displacements and wear during polymer gear …” „… novel in-situ, high-speed camera-based methods for the evaluation of in-mesh gear tooth displacements …” „… methods provide a robust and powerful tool for quick and detailed experimental analysis of the mechanical …”

doi.org/10.51202/9783181024225

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International Conference on Gears 2017

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2294 2017

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H. B. Endeshaw, S. Ekwaro-Osire, F. M. Alemayehu, J. P. Dias Estimation of remaining useful life of gears with uncertainties in loading and material parameters S. 1063-1072

„… to the input torque was accounted for by considering random input torque spectrum which was …” „… for the estimation RUL of gears with uncertainties in loading and material parameters. The dynamic …” „… high potential for cost reduction. In order to VDI-Berichte Nr. 2294, 2017 1063 allow this substantial …”

P. Garambois, E. Rigaud, J. Perret-Liaudet Robust optimization of gear macro and micro-geometries in order to minimize static transmission error and gear stiffness fluctuations S. 927-938

„… ). Consequently, a Monte-Carlo simulation is made for each gear with 1000 macrolevel manufacturing random error …” „… times for each of the 1000 random manufacturing errors e. We focus on the RMS value of STE(t) and k(t …” „… the PDF describing the RMS values of STE(t) fluctuations estimations for the 1000 random samples of …”

E. Böyükbaş, H. J. Stadtfeld Surface structure shift for ground bevel gears S. 1391-1402

„… Surface Structure Shift for Ground Bevel Gears Dipl.-Ing. (FH) Eyüp Böyükbaş, Gleason Pfauter …” „… . The superimposition of random micro modifications on the flank surface generates a diffuse surface …” „… combination of choice for several reasons. The additional operation is costly and it causes abrasive grit to …”

J. Papies Load distribution in planetary gears considering effects of manufacturing tolerances with a statistical approach S. 783-794

„… sequence of independent and identical random variables. Normally, distributed random variables for each …” „… changes can be recorded when applying logical thought processes, but not with exact values for the …” „… unfortunately an in-depth insight of the product and the mechanisms of action for all the complex relations …”

J.-A. Meis Flank fracture assessment under consideration of material quality S. 395-398

„… Fig. 8: Critical inclusions form 2000 random configuration of the gear Most of the critical …” „… that are available for case hardened gears. Most of the critical inclusions initiate fatigue cracks in …” „… Finally in Fig. 11 the fatigue test results for this gear are compared with the simulated results. It can …”

B. Winter Production cells in transition S. 1247-1250

„… workers or appropriate automation systems can be used. In a production cell for soft-machining of worms …” „… at SEW for example, the operations turning, worm milling and keyway-milling and the corresponding …” „… cycle-times of each operation should be well balanced. For that it is essential to improve each process and …”

A. L. Kapelevich, Y. V. Shekhtman Root fillet optimization of thin rim planet gears with asymmetric teeth S. 741-750

„… stress calculation, and a random search algorithm to define the optimal set of coefficients for the …” „… reduction for thin rim gears critically important. Fig. 1: Epicyclic stage with thin rim planet gear; 1 …” „… to maximize load capacity. The sunplanet gear engagement loading is selected for the root fillet …”

J. Neufond, Y. Xu, J. Perret-Liaudet, E. Rigaud The iterative spectral method for computing the planetary gear dynamic response S. 209-218

„… The iterative spectral method for computing the planetary gear dynamic response J. Neufond, Y …” „… for transmission, especially in the case of hybrid and electrical vehicles or of new production …” „… very popular as for example in the case of wind turbine applications, home automation ones and …”

J. Cathelin, R. Janssen Material data for advanced plastic gear simulation S. 1553-1564

„… in a gear tooth, is not highly aligned, but resemble more of a 2D random isotropic state. For this …” „… Material Data for Advanced Plastic Gear Simulation Julien Cathelin, Application Technology …” „… plastic materials for their gear applications. However, the task is not easy. There is no international …”

M. Oehler, B. Magyar, B. Sauer A new standardizable calculation method to predict the efficiency of worm gear drives S. 363-372

„… for the efficiency of worm gear drives was developed. This method is validated by experiments with …” „… parameter field for this study was created with design of experiments (DoE) to take into account a wide …” „… dimensional analysis was applied to derive an approximation equation for the efficiency in order to make the …”

V. Angelopoulos, M. Hirsch PM gear rolling simulations using advanced plasticity material model and improved initial conditions S. 1277-1288

„… is to conduct Finite Element (FE) simulations with an elasto-plastic material model adapted for …” „… densified C-PT gear, tolerance measurements were conducted to give a better understanding for the accuracy …” „… of the simulations. Introduction Powder Metallurgy (PM) is an established technology for …”

P. Norgauer, W. Sigmund, D. Kadach, K. Stahl Comprehensive simulation methods for crossed helical gear sets with the main focus on the calculation of contact patterns S. 353-362

„… Comprehensive simulation methods for crossed helical gear sets with the main focus on the …” „… medical devices. Various materials such as steel, cast iron, bronze or plastic are used for crossed …” „… high gear ratios in a single gear stage. FZG has developed the FVA-Software SCHRAD2 which serves for …”

K. Mao, V. Goodship, N. Madhav, R. Ramakrishnan, P. Langlois Experimental Investigations of Polymer Composite Gear Performance S. 1625-1636

„… . Langlois, SMT, Nottingham, UK Abstract Polymer composite gears offer huge potential for many …” „… , polymer composite gears are considered for applications from low-power precision motion to high power …” „… specifically designed polymer composite gear test rigs have been employed for this research. The test results …”

M. Baar, P. Oster, T. Tobie, K. Stahl Theoretical investigations of the load distribution of small sized crown gear sets different material pairings S. 1593-1610

„… unterschiedlicher Werkstoffpaarung“ (TU München, Baar, 2017). 1. Abstract An analytical approach for the …” „… assumption can be verified by the test rig results. 2. Introduction For transformation of torque and speed …” „… types of gear sets show different disadvantages. Bevel gear sets for example need an exact adjustment of …”

C. Brecher, C. Löpenhaus, J. Pollaschek Influence of surface layer properties on tooth root bending strength of cylindrical gears S. 421-432

„… offered by modern construction materials, calculation methods for component strength must rely on a …” „… and help to conserve resources that way. For this reason, the aim of the report is to prove a general …” „… applicability of the higher-order calculation approach developed by HENSER [1] for all gear geometries and …”

J. Reißmann, E. Leidich Computation of the tooth root strength of Worm Wheels with a calculation program based on local stresses S. 373-394

„… , Chemnitz Abstract Worm wheels used for intermittent duty, the tooth root strength of worm wheels …” „… Guideline [3]. Hereafter, the program algorithm was described in more detail for better understanding. 2 …” „… root fillet. For example, is the fillet radius 1.25 mm it the tip radius is 0.8mm. Therefore, SNESYS …”

doi.org/10.51202/9783181022948

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ELIV 2024

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2441 2024

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K. Szelechowicz, K. A. Rösler AI in Traffic: New Dimensions of Vehicle Intelligence New method for optimizing traffic flow through AI-based implementation of real-world traffic data from other road users S. 81-92

„… values for each vehicle were determined from the real traffic data using the “Random Forest” machine …” „… learning approach. Random Forest is an ensemble-based machine learning algorithm that consists of a large …” „… number of decision trees. Each decision tree in a random forest is trained on a randomly selected subset …”

S Gowrishankar, KV Muralidhara, M. Ghivari Leveraging AI/ML Techniques in Software Defined Architecture: Towards Emotional Quotient Prediction in Smart Automotive Cabins by Integrating Physiological and Vehicle Data. AI-driven Smart Cabin in S... S. 343-358

„… . Decision Tree Classifier Algorithm, Random Forest Classifier Algorithm. Introduction The rapid advancement …” „… Logistic Regression, Decision Tree classifier, Random Forest classifier, SVM AdaBoost and GradientBoost and …” „… Logistic Regression, Decision Tree Classifier Algorithm, Random Forest Classifier Algorithm etc., for the …”

L. Hettich, J. Stümpfle, M. Weyrich Testing Variant-Rich Software-Defined Mobility Systems Methods, Future Challenges and Innovative Concepts S. 243-256

„… challenges also become noticeable: Reinforced by increasing customer demands for individualization, vehicle …” „… software development cycles generate a multitude of versions for each variant over time, exponentially …” „… a spectrum of functions that can be flexible extended and adapted even during operation, for example …”

A. Schleich, F. Modes, T. Schaller, M. Werling Statistical methods and Monte-Carlo simulation ensure the safety case of the environmental sensor performance in BMW’s first L3 function, the BMW Personal Pilot L3 S. 105-116

„… and learning model parameters from fleet and test track data. For each identified hazard scenario, the …” „… calculate the residual risk for each hazard scenario, Monte-Carlo methods are employed evaluating the …” „… account the realistic effort required for test track validation. By leveraging statistical methods and …”

C. Wiegand, F. Sontheim, J.-E. Stavesand, A. Amoroso, S. Rößner The Path to Virtual Homologation Aspects of the necessary framework for product safety in ADAS/AD S. 117-126

„… for product safety in ADAS/AD Dr. C. Wiegand, dSPACE GmbH, Paderborn, Germany Dr. A. Amoroso …” „… , dSPACE GmbH, Paderborn, GermanyJ.-E. Stavesand, dSPACE GmbH, Paderborn, GermanyAbstract For some time now …” „… recent past. The core problem lies in the system-immanent fact that only approximate solutions exist for …”

D. Shankar, T. Jose Optimizing Electronics Architecture for the deployment of Convolution Neural Networks using System-Level Modeling S. 257-264

„… software-defined vehicle, hardware architecture trade-offs for AI deployment defines the cost, battery lifecycle …” „… methodology that we have created enables the design team to define the task graph for an operation, model any …” „… more chips, and run regressions to optimize the architecture for a set of target requirements. Our …”

P. Dreiseitel, R. Grewe Quo vadis Vision Zero – Can AI help us to make our vision come true? S. 41-52

„… is ethically unacceptable for people to be killed or seriously injured road transportation. This …” „… share the responsibility for safety. Vision Zero is not just a quantitative goal but a qualitative …” „… Vision Zero, the focus was on traditional safety measures, such as the introduction of fines for not …”

G. Schneider, F. Woitschek, A. von Twickel, R. Plaga Auditing Guidelines for AI-based AD/ADAS Components focusing on AI Security S. 53-66

„… Auditing Guidelines for AI-based AD/ADAS Components focusing on AI Security Dr. Georg Schneider …” „… Friedrichshafen AG, Artificial Intelligence Lab, Saarbrücken, Germany; Dr. Arndt von Twickel, Federal Office for …” „… Information, Bonn, Germany Dr. Rainer Plaga, Federal Office for Information, Bonn, Germany Abstract AI …”

doi.org/10.51202/9783181024416

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Manifold Learning for Super Resolution

Eduardo Pérez Pellitero

Reihe: Informatik/ Kommunikation

Band 859 2018

Treffer in den folgenden Teilen:

Naive Bayes SR Forest S. 52-57

„… averaging (classical random forest) provides in practice the same accuracy, yet it is Ntr times costlier …” „… of averaging over the output of all trees we to obtain the benefits of random regression forest with …” „… 52 Chapter 7Naive Bayes SR Forest 7.1 Introduction In Chapter 5 we introduced the usage of …”

Bibliography S. 106-118

„… . Zisserman, and X. Munoz. Image classification using random forests and ferns. In Proc. IEEE Int. Conf …” „… Signal Processing Conf., 2014. [10] L. Breiman. Random forests. Machine Learning, 45(1):5–32, 2001 …” „… . [39] P. Kontschieder, S. R. Bulò, M. Pelillo, and H. Bischof. Structured labels in random forests for …”

Results S. 68-101

„… = {Fi : i ∈ I}, where 72 Chapter 9 Results I denotes the set of spatial indices for the random field and …” „… 68 Chapter 9Results In this section we introduce the set-up used for the experimental validation of …” „… the dissertation, i.e. the metodolody, metrics and datasets used for our experiments. All the relevant …”

Introduction S. 1-12

„… leading characteristic of SR. Nonetheless, there are also other factors of major importance for the …” „… great impact in the overall pipeline. For both situations, speed and memory size becomes crucial. In …” „… can help other computer vision problems whenever the resolution is not sufficient for e.g. object …”

doi.org/10.51202/9783186859105

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Expressive Personalized 3D Face Models from 3D Face Scans

Stella Graßhof

Reihe: Informatik/ Kommunikation

Band 868 2020

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Fundamentals S. 15-39

„… is zero for a Gaussian random variable1. Because the kurtosis can be negative, the absolute or …” „… cases, where the kurtosis is zero for non-Gaussian random variables, but these are considered exceptions …” „… variable. For a discrete random variable Y with realizations ai and probabilities P (ai) the entropy of the …”

Titelei/Inhaltsverzeichnis S. I-XIV

„… . In the process of creating and using the models, for each specific application objective quality …” „… . Ostermann for giving me the opportunity to start and finish this work under his supervision at the Institut …” „… dedicated for discussions, and guidance. I thank Prof. Dr.-Ing Rohs, who took the time to be my second …”

Face Databases S. 40-58

„… . The versatility of algorithms and models highly depends on the underlying data used for their creation …” „… , which was already shortly discussed in Sec. 1.3. While different applications demand for miscellaneous …” „… terms of a high level of detail (may pixels or many 3D points). • balanced, i.e. for each person there …”

From 3D Face Scans to Aligned Faces S. 59-113

„… 59 4 From 3D Face Scans to Aligned Faces Why is an alignment in space and time for 3D face scans …” „… part of a face is missing in one scan or if one scan contains part of the neck, it cannot be used for a …” „… nose tip must be the same for all point sets, i.e. anthropometric correspondences. 7. The selected data …”

Face Models S. 114-145

„… published work are used [70, 73]. 5.2 Sela’s Neural Network for detailed 3D Face Reconstruction 115 model …” „… + ‖α‖22, (5.2) where σ̃2j is an optional variance for the landmark points. By using a linear camera …” „… . 5.2 Sela’s Neural Network for detailed 3D Face Reconstruction In [77] the authors present an neural …”

doi.org/10.51202/9783186868107

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Bauingenieur

Alle Ausgaben: Bauingenieur

Bauingenieur Jahrgang 98 (2023) Heft 10 ISSN Online: 0005-6650

Treffer in den folgenden Teilen:

Jürgen Grabe, Anne Hagemann A stochastic approach on modeling the long-term unevenness of pavements considering spatially varying soil properties/Ein stochastischer Ansatz zur Modellierung der langfristigen Entwicklung von Fahrbahnunebenheiten unter Berücksichtigung räumlich variierender Bodeneigenschaften S. 334-340

„… a random walk is assumed to ac-count for the spatial variation of the subsoil stiffness. The …” „… cycles N for a random lo-cation x and the settlements of the pavement uj after 5 ∙ 106 load cycles with …” „… layer. A stochastic distribution of soil properties based on a random walk is assumed to account for the …”

doi.org/10.37544/0005-6650-2023-10

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Suppressing Electromagnetic Interference in Switching Converters by Chaotic Duty Modulation

Yuhong Song

Reihe: Informatik/ Kommunikation

Band 850 2017

Treffer in den folgenden Teilen:

Introduction S. 1-13

„… frequency band with a continuous and fluctuant spectrum, which is less effective for spread spectrum. Random …” „… random generator [29]. Taken all together, chaotic signal is more suitable for commercial applications …” „… and innovated for the characteristics of high current, high voltage, low conducting loss and high …”

References S. 90-100

„… Inductive Powering for Biomedical Implants Analog Circuits and Signal Processing, pages 83–117, 2009. [2] A …” „… . Lee, X. Zhou, H. Dai, M. Cosan, and D. Boroyevich. Improved zerocurrent transition converters for …” „… boost converter for EMI reduction and ripple suppression. IEEE Transactions on Circuits and Systems II …”

Titelei/Inhaltsverzeichnis S. I-VIII

„… is thus verified that this proposal of using chaotic duty modulation in switching converters for EMI …” „… suppression is feasible and lays a foundation for industrial applications. Bibliographische Information der …” „… been used in my research work for my Ph.D degree. In the following year, I was invited to work for a …”

The Remaining Useful Life under Chaotic Modulation S. 72-82

„… comparing under chaotic modulation and random modulation, the periodic modulation is less effective for EMI …” „… aerospace and the military fields for decades. The earliest research on PHM technology about electronic …” „… products was developed by the Center for Advanced Life Cycle Engineering in University of Maryland. The …”

doi.org/10.51202/9783186850102

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Autonomous Systems 2018

Maria M. Kubek (Hrsg.), Zhong Li (Hrsg.)

Reihe: Informatik/ Kommunikation

Band 862 2018

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Y. Nurdin On Hierarchical Clustering using Random Walks in Microgrid S. 128

„… 128 On Hierarchical Clustering using Random Walks in Microgrid Yudha Nurdin Faculty of Mathematics …” „… hierarchical clustering in Microgrid using RandomWalker algorithm. In order to decentralize the electrical grid …” „… electrical grid in order to optimize energy distribution locally. This paper proposed the use of random …”

H. Lefmann Distributions of Points S. 81-86

„… is known in advance. Let d(n) be the maximum possible value for the distance that one can achieve …” „… placing points can terminate any time. For an online-algorithm A for this problem, its competivity cA(n …” „… be placed at positions 0; 1; 1/2, 1/4; 3/4; . . .. In general, for n = 2 + i with 2 ≤ i ≤ 2 + 1 …”

Titelei/Inhaltsverzeichnis S. I-VI

„… book range from data integration on hardware level to methods for security and safety of data and to …” „… . Their validity is proven by extensive simulation results. Also, applications for methods from deep …” „… applications drastically reduce the time for state-of-the-art science once more. In fact, all those measures …”

H. Unger, M. Kubek An Associative Ring Memory to Support Decentralised Search S. 31-45

„… concept for a novel associative memory with a ring-like structure storing and managing these terms and …” „… graph-based method [16] for the fast calculation of centroid terms for texts of arbitrary length while relying …” „… compared [13, 14]. Thus, complex programs to combine a set of partial 32 H. Unger, M. Kubek results for …”

N.A. Akwir, M.K. Mutengi, W.V. Kambale, J.C. Chedjou, K. Kyamakya A Fully Neurocomputing based Traffic Modelling-and-Simulation Concept S. 131-150

„… neuro-computing based novel concept for traffic modelling-and-simulation which does better fit to the particularly …” „… traffic simulators, the VISSIM Simulator, and used for training and testing the NeuroTrafficSim. The …” „… junction for illustration of the concept: one lane + ramp metering. Online real-time traffic simulation is …”

M. Schaible Notes on the Design of a Statically Safe Microprocessor S. 18-30

„… goal: simplicity. The whole design will be accessible online for consensual analysis and verification …” „… be publicly available for consensual analysis and verification. Safety-critical systems are the main …” „… target of the proposed architecture. Especially these systems are demanding for correctness, reliability …”

P. Meesad, K. Rojanawan Time Series Imputation and Prediction Based on Machine Learning S. 48-61

„… . This paper proposes a framework for machine learning based model imputation and prediction for time …” „… remain only the available data for training machine learning models. The proposed framework takes …” „… advantages of machine learning to perform both imputation of missing values and prediction for future values …”

doi.org/10.51202/9783186862105

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