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Konturbasierte multidirektionale Intra-Prädiktion für die Videocodierung

Thorsten Laude

Reihe: Informatik/ Kommunikation

Band 871 2021

Treffer in den folgenden Teilen:

„… Karhunen-Loève-Transformation KODIM Kodak Image Dataset lreLU Leaky Rectifier Linear Unit MIP Matrix-weighted Intra Prediction …” „… transformation coding of the prediction error. The prediction methods can be roughly divided into intra and inter …” „… prediction. In this work, two methods are proposed for improving intra prediction. The first contribution in …”

Literatur S. 123-146

„… ). [62] Jani Lainema und Woo-Jin Han. „Intra-Picture Prediction in HEVC“. In: High Efficiency Video …” „… , 53, 55, 65, 93, 119). [66] Thorsten Laude und Jörn Ostermann. „Deep learning-based intra prediction …” „… . „Edgeoriented Uniform Intra Prediction.“ In: IEEE Transactions on Image Processing 17.10 (Okt. 2008), S. 1827–36 …”

Einleitung S. 1-9

„… Filterung von Referenzabtastwerten wird modifiziert [15]. Das Matrixweighted Intra Prediction …” „… zwischen der von JPEG 2000 und HEVC-Intra einordnen. In neueren Arbeiten ist die Codierungseffizienz weiter …” „… Hybridcodierung, also auf der Kombination von einer Prädiktion (bewegungskompensierend oder intra) mit einer …”

Grundlagen S. 10-52

„… 30 14 2.1 videocodierung Transformation+ HEVC-Intra/ HEVC-Inter - Quantisierung Inverse …” „… Prädiktionsverfahren können in Intra-Prädiktion und Inter-Prädiktion unterschieden werden. Bei der Intra …” „… Intra-Prädiktion [63, 95, 139]) oder örtlich weiter entfernte Abtastwerte (zum Beispiel Intra Block Copy (IBC) [145 …”

Experimentelle Untersuchung und Bewertung S. 84-118

„… der beiden vorgeschlagenen Verfahren zu einem Intra-Codierungsverfahren erfolgsversprechend. Noch …” „… nicht berücksichtigt wurde in den bisherigen Experimenten, dass dieses Intra- Codierungsverfahren in …” „… vorgeschlagenen Intra-Codierungsverfahrens in einen Videocodec erlangt werden. Das entsprechende Experiment wird …”

doi.org/10.51202/9783186871107

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LAND.TECHNIK AgEng 2023

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2427 2023

Treffer in den folgenden Teilen:

B. Teurlinx, T. Ruigrok, F. Tamminga, J. Ijsselmuiden, K. Bennin, Ö. Babur High Accuracy and High-Speed Crop Root Position Detection for Green-on-Green Mechanical Weeding S. 69-78

„… ]. To effectively mechanically manage weeds, an intra-row weeding system is required [4]. Mechanical …” „… intra-row weeding can be done using multiple techniques, however, for this research, we focussed on …” „… mechanical hoeing. Typical intra-row hoes have a mechanical VDI-Berichte Nr. 2427, 2023 69 actuator that …”

E. Eder, U. C. Bicici, P. Riegler-Nurscher Evaluating the work quality of in-row hoeing systems using computer vision methods S. 477-482

„… instance centers. Finally, label predictions are merged using majority voting based on predicted label …” „… organic matter, dead organic matter, stone, and maize area prediction are shown. The result shows the …” „… . (2020). Evaluation of weed control efficacy and yield response of inter-row and intra-row hoeing …”

doi.org/10.51202/9783181024270

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Analysis of Affine Motion Compensated Prediction and its Application in Aerial Video Coding

Holger Meuel

Reihe: Informatik/ Kommunikation

Band 865 2019

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Introduction S. 1-10

„… Motion estimation prediction Intra-pic. T control Coder coding Entropy -1 T video signal Output video …” „… appropriate candidate for motion-compensated prediction is found, intraframe coding or just intra coding can …” „… video coding standard, for intra coding di erent coding modes may be used, e. g. spatial prediction like …”

Basics S. 11-36

„… has already been shown in Fig. 1.1 (page 2). Intra prediction transform coding and quantization as …” „… images (Fig. 1.1) [60]. 28 2 Basics 2.6.1 Motion-compensated prediction In contrast to intra coding …” „… shortly presented in Section 2.5. Hybrid video coding incorporating motion-compensated prediction and also …”

Summary and Conclusions S. 117-132

„… 117 6 Summary and Conclusions Motion-compensated prediction is one key element in modern hybrid …” „… motion-compensated prediction in video coding was analyzed. ¿e minimum bit rate required for encoding the prediction …” „… for a ne motion-compensated prediction in video coding has been derived in Chapter 3. ¿e derivations …”

Titelei/Inhaltsverzeichnis S. I-XVIII

„… 10 Analysis of Affine Motion-Compensated Prediction and its Application in Aerial Video …” „… Prediction and its Application in Aerial Video Coding Von der Fakultät für Elektrotechnik und Informatik der …” „… Analysis of Affine Motion-Compensated Prediction and its Application in Aerial Video Coding Dipl …”

Bibliography S. 133-152

„… Intra-prediction inHigh E ciency Video Coding (HEVC) Standard. International Journal of Computer Applications …” „… ciency of Motion-Compensating Prediction for Hybrid Coding of Video Sequences. IEEE Journal on Selected …” „… . Ostermann.Moving Object Tracking for Aerial Video Coding using Linear Motion Prediction and Block Matching. In …”

Experiments S. 87-116

„… theory for a ne motion-compensated prediction from Chapter 3 is investigated. ¿e unquantized prediction …” „… introduced between the original signal and the quantization error. In this manner, the prediction error …” „… caused by inaccurate motion estimation as modeled in Chapter 3 is simulated and the prediction error bit …”

Rate-Distortion Theory for Affine Motion Compensation in Video Coding S. 37-64

„… the overall data rate of an encoded video stream in hybrid video coding is caused by the prediction …” „… error [60]. ¿us, Bernd Girod modeled the minimum required bit rate for encoding the prediction error as …” „… chapter an e ciency analysis of motion-compensated prediction is performed for a fully a ne model with six …”

ROI-based System for Low Bit Rate Coding of Aerial Videos S. 65-86

„… rate-distortion analysis of a nemotion-compensated prediction in video coding was presented. ¿e derivations …” „… prediction ŝk is computed (further referred to as di erence image). Spots of high energy which are not …” „… 2: a black block. ¿is mode aims at utilizing coding tools for monochrome areas (skip, DC intra …”

doi.org/10.51202/9783186865106

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Low-Delay Video Communication System over Wireless Channels Based on HEVC and OFDM

Yasser Estuardo Samayoa Paredes

Reihe: Informatik/ Kommunikation

Band 881 2023

Treffer in den folgenden Teilen:

Digital Video Compression S. 15-49

„… ) andit is in these CBs that the encoder decides which prediction coding toemploy, i.e., intra or inter …” „… compensation; adaptive loop filter for postfiltering; 67 intra prediction modes (32 more than HEVC); 1/16-pel …” „… obtained by a GOP length of one,i.e., all frames of the CVS are intra coded. Intra prediction seems to …”

Titelei/Inhaltsverzeichnis S. I-XIV

„… Frequency-Division MultiplexingPAPR Peak-to-Average Power RatioPB Prediction BlocksPOC Picture Order CountPSNR Peak …” „… Signal-to-Noise Ratioacronyms IXPU Prediction UnitQAM Quadrature Amplitude ModulationQPSK Quadrature Phase Shift …” „… intra-and inter-frame error propagation is analyzed. At the video decoder, anew error concealment procedure …”

doi.org/10.51202/9783186881106

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wt Werkstattstechnik online

Alle Ausgaben: wt Werkstattstechnik online

wt Jahrgang 103 (2013) Heft 5 ISSN Online: 1436-4980

Treffer in den folgenden Teilen:

H. Borcherding, M. Köster, S. Windmann, M. Ehlich, O. Niggemann Energieeffizienz in der Intralogistik S. 416-422

„… the intra-logistics range had not been in the focus of engineering, since additio-nal investments …” „… Intra -logistiksystem benötigt wird, zum Beispiel einem Warenlager (Bild 1), in Zukunft aus einer …” „… nachweisbar die geringste elektrische Energie verbraucht. Zum Nachweis soll in einem Referenz-Intra -logistik …”

doi.org/10.37544/1436-4980-2013-5

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Plant Classification and Position Estimation for Autonomous Field Robots

Sebastian Haug

Reihe: Informatik/ Kommunikation

Band 870 2020

Treffer in den folgenden Teilen:

Experimental Results and Discussion S. 96-128

„… close-to-crop weeds and overlap between plants (especially intra-class overlap) are successfully tackled by …” „… limitation is however, that multiple overlapping plants of the same class (intra-class overlap) are not …” „… th Prediction (a) Dataset A, γ= 7.5 mm Hits: 982 Crop: 408 Weed: 574 T T Misses: 189 Crop: 65 Weed …”

Bibliography S. 139-154

„… assessment of the accuracy of an autonomous GPS-based system for intra-row mechanical weed control in row …” „… . Schapire and Y. Singer. Improved boosting algorithms using confidence-rated predictions. Machine Learning …” „… . Tutz, and A.-L. Boulesteix. Random forest for ordinal responses: Prediction and variable selection …”

doi.org/10.51202/9783186870100

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LAND.TECHNIK AgEng 2019

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2361 2019

Treffer in den folgenden Teilen:

B. Yanke, M. Vandeven, D. Bomleny High Capacity Draper Header – Development of a high capacity draper header for a new generation of combine harvesters S. 527-536

„… DSM identified both inter and intra module parameter effects on machine performance. Within the …” „… module development process, machine performance predictions were generated for the new machine form and …”

M. J. Darr, M. M. Qasaimeh, C. J. Murphy, B. R. Covington, V. Fuchs, T. Schaefer, F. Pardina, B. Reddy, J. Petri, T. Fuege, J. Hinze High Definition Yield Maps for Precision Ag Decision Support S. 327-334

„… significant improvements in pixel level yield prediction errors and opens new potential for data use and data …” „… . and Johannsen, C. J. 2008. A review of intra-field yield estimation from yield monitor data. Applied …”

doi.org/10.51202/9783181023617

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Automation 2019

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2351 2019

Treffer in den folgenden Teilen:

J. Elsner, R. Mueller, S. Thümmel Flooded Edge Gateways – Real-Time Aggregation of High-Density Data Using Complex Event Processing and Machine Learning S. 719-730

„… evaluate the predictions of the algorithm and to train the model again with the corrected data set if the …” „… predictions are assumed to be wrong. An alternative approach is to train an algorithm offline with an …” „… an expert to view and evaluate the predictions of the algorithm. Incorrect predictions can then be …”

doi.org/10.51202/9783181023518

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AgEng LAND.TECHNIK 2022

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2406 2022

Treffer in den folgenden Teilen:

Titelei/Inhaltsverzeichnis S. I-XXII

„… prediction of a hydroponic cucumber crop grown in the Mediterranean region …” „… Westeringh, K. Jayaraj, D. Matos, Track32 B. V., Ede, The Netherlands; D. Albrecht f Prediction …” „… Grassland yield prediction and mapping in small-scaled regions 149C. Stumpe …”

doi.org/10.51202/9783181024065

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Graphical Model MAP Inference with Continuous Label Space in Computer Vision

Oliver Müller

Reihe: Informatik/ Kommunikation

Band 860 2018

Treffer in den folgenden Teilen:

Bibliography S. 128-146

„… message-passing algorithm for approximated large scale structured prediction. In Advances in Neural Information …” „… , 31(3):705–767, 2003. [89] Sebastian Nowozin and Christoph H. Lampert. Structured learning and prediction in …” „… ), 29(8):1481–1487, 2007. [100] Mathieu Salzmann and Raquel Urtasun. Beyond feature points: Structured prediction for …”

doi.org/10.51202/9783186860101

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Grid-based Environment Estimation for Local Autonomous Vehicle Navigation

Georg Tanzmeister

Reihe: Mess-, Steuerungs- und Regelungstechnik

Band 1246 2016

Treffer in den folgenden Teilen:

Detection of Principal Moving Directions S. 40-63

„… [124], in motion prediction [148], in street intersection surveillance [16], or in grouping …” „… cluster the predicate holds, i.e., it exhibits a strong intra-cluster connectivity, while the total number …” „… inter cluster distances, i.e., the distances of paths from different clusters, and the intra cluster …”

doi.org/10.51202/9783186246080

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Commercial Vehicles 2021

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2380 2021

Treffer in den folgenden Teilen:

N. Rossel, M. Sommer, E. Sax Automated and networked city buses – Optimized, demand-oriented service through intelligent use of data S. 215-228

„… data analytics and a prediction of the state of one component or system during the on-going operation …” „… required. This includes a reliable object detection, localization, behaviour prediction and a VDI-Berichte …” „… energy for heating in an electric bus. A weather and demand prediction based on learned reference models …”

doi.org/10.51202/9783181023808

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Automation 2023

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2419 2023

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C. Song, K. Kornmeier, M. Gärtler Unsupervised Learning of Batch Production Steps based on Toeplitz Inverse Covariance S. 791-804

„… is highly dependent on the data and process. Additionally, the classifier's prediction quality …” „… Toeplitz structure [14], namely, Θ𝐴 ⋯ 𝐴⋮ ⋱ ⋮𝐴 ⋯ 𝐴, 1 where 𝐴 ,𝐴 , … ,𝐴 ∈ ℝ . 𝐴 is the intra …” „… and reference events in a single batch run. Our numerical results show that the quality of predictions …”

doi.org/10.51202/9783181024195

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Higher-Order Multiple Object Tracking

Roberto D. Henschel

Reihe: Informatik/ Kommunikation

Band 875 2021

Treffer in den folgenden Teilen:

Fundamentals S. 33-79

„… probability distribution P on X, the task of supervised learning is to minimize the expected prediction error …” „… when using a map h ∈ H instead of f . To measure how much a prediction deviates from the expected …” „… output, a loss function L : Y × Y → R≥0 is used. The prediction error using a map h for x ∈ X is then …”

doi.org/10.51202/9783186875105

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Commercial Vehicles 2023

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2417 2023

Treffer in den folgenden Teilen:

F. Schweizer, T. Pflanz, M. Wagenblast, W. Tegethoff, J. Köhler, F. Breuer, L. Frerichs Fuel cell electric drive concept for heavy-duty commercial vehicles S. 123-140

„… simulation. For the prediction, we formulated a time-optimal control problem based on a simplified fuel cell …” „… trajectories based on prediction data. Dynamic behavior of traction drive Fig. 9 shows two typical dynamic …” „… their gratitude for the financial support. References [1] Anstötz, T., Haupt, C., Ille, T., and Intra …”

doi.org/10.51202/9783181024171

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