Signal Processing and Speech Communication Laboratory
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Bernhard Geiger

Room number
IDEG074
Telephone number
  • office: +43 316 873 - 30881
Email
geiger@ieee.org
PhD Theses
Publications
  • Journal article Rohrhofer F., Posch S., Gößnitzer C., García-Oliver J. & Geiger B. (2024) Utilizing neural networks to supplant chemical kinetics tabulation through mass conservation and weighting of species depletion. in Energy and AI, 16. [more info] [doi]
  • Abstract Rohrhofer F., Steger S., Posch S., Gößnitzer C. & Geiger B. (2023) Training gives me PINNs and needles – on the complexity of training physics-informed neural networks.. [more info]
  • Abstract Rohrhofer F., Steger S., Posch S., Gößnitzer C. & Geiger B. (2023) Training gives me PINNs and needles – on the complexity of training physics-informed neural networks.. [more info]
  • Conference paper Posch S., Gößnitzer C., Rohrhofer F., Geiger B. & Wimmer A. (2023) Finding the Optimum Design of Large Gas Engines Prechambers using CFD and Bayesian Optimization. in Scientific Computing 2023 (pp. 160 - 168). [more info]
  • Conference paper Rohrhofer F., Posch S., Gößnitzer C., García-Oliver J. & Geiger B. (2023) Bringing Chemistry to Scale: Loss Weight Adjustment for Multivariate Regression in Deep Learning of Thermochemical Processes. in Scientific Computing 2023 (pp. 4 - 11). [more info]
  • Conference article Kefalas A., Ofner A., Posch S., Pirker G., Gößnitzer C., Geiger B. & Wimmer A. (2023) A Comparison of Virtual Sensors for Combustion Parameter Prediction of Gas Engines Based on Knock Sensor Signals.. [more info] [doi]
  • Journal article Rohrhofer F., Posch S., Gößnitzer C. & Geiger B. (2023) On the Role of Fixed Points of Dynamical Systems in Training Physics-Informed Neural Networks. in Transactions on Machine Learning Research, 2023(1). [more info]
  • Review article Gabler P., Geiger B., Schuppler B. & Kern R. (2023) Reconsidering Read and Spontaneous Speech: Causal Perspectives on the Generation of Training Data for Automatic Speech Recognition.. [more info] [doi]
  • Journal article Ofner A., Kefalas A., Posch S., Pirker G. & Geiger B. (2023) In-cylinder pressure reconstruction from engine block vibrations via a branched convolutional neural network. in Mechanical Systems and Signal Processing, 183. [more info] [doi]
  • Journal article Ofner A., Kefalas A., Posch S. & Geiger B. (2022) Knock Detection in Combustion Engine Time Series Using a Theory-Guided 1-D Convolutional Neural Network Approach. in IEEE/ASME Transactions on Mechatronics, 27(5), p. 4101-4111. [more info] [doi]
  • Journal article Toth C., Helic D. & Geiger B. (2022) Synwalk: community detection via random walk modelling. in Data Mining and Knowledge Discovery, 36(2), p. 739-780. [more info] [doi]
  • Anthology Geiger B. & Kubin G. (2021) Information Bottleneck - Theory and Applications in Deep Learning.. [more info] [doi]
  • Journal article Kefalas A., Ofner A., Pirker G., Posch S., Geiger B. & Wimmer A. (2021) Detection of Knocking Combustion Using the Continuous Wavelet Transformation and a Convolutional Neural Network. in Energies, 14(2). [more info] [doi]
  • Conference paper Hobisch E., Scholger M., Fuchs A., Geiger B., Koncar P. & Saric S. (2020) Behind the Scenes of the Spectators: Uncovering Anonymous Authors in Periodicals of the Enlightenment.. [more info]
  • Editorial Geiger B. & Kubin G. (2020) Information Bottleneck: Theory and Applications in Deep Learning.. [more info] [doi]
  • Conference paper Klimashevskaia A., Geiger B., Hagmüller M., Helic D. & Fischer F. (2020) "To be or not to be central" - On the Stability of Network Centrality Measures in Shakespeare's "Hamlet". in 15th Annual International Conference of the Alliance of Digital Humanities Organizations. [more info]
  • Conference paper Schrunner S., Geiger B., Zernig A. & Kern R. (2020) A generative semi-supervised classifier for datasets with unknown classes. in The 35th ACM/SIGAPP Symposium On Applied Computing (pp. 1066-1074). [more info] [doi]
  • Journal article Amjad R. & Geiger B. (2020) Learning Representations for Neural Network-Based Classification Using the Information Bottleneck Principle. in IEEE Transactions on Pattern Analysis and Machine Intelligence, 42(9), p. 2225-2239. [more info]
  • Journal article Amjad R., Blöchl C. & Geiger B. (2020) A Generalized Framework For Kullback-Leibler Markov Aggregation. in IEEE Transactions on Automatic Control, 65(7), p. 3068-3075. [more info] [doi]
  • Conference paper Toller M., Geiger B. & Kern R. (2019) A Formally Robust Time Series Distance Metric.. [more info]
  • Conference paper Geiger B. & Koch T. (2018) On the Information Dimension Rate of Multivariate Gaussian Processes. in International Zurich Seminar on Information and Communication (pp. 56-60). [more info] [doi]
  • Journal article Geiger B. (2018) The Fractality of Polar and Reed–Muller Codes. in Entropy, 20(1). [more info] [doi]
  • Book Geiger B. & Kubin G. (2018) Information Loss in Deterministic Signal Processing Systems. 1 ed., 145 p. ({"formatted"=>true, "value"=>"Understanding Complex Systems"}). [more info] [doi]
  • (Old data) Lecture or Presentation Geiger B. & Amjad R. (2017) Community Detection in Shakespeare’s Plays. Classic and Information-Theoretic Approaches.. [more info]
  • Conference paper Geiger B. & Kubin G. (2014) Information Loss and Anti-Aliasing Filters in Multirate Systems. in International Zurich Seminar on Communications (pp. 148-151). [more info] [doi]
  • Conference paper Casapicola P., Poelzl M. & Geiger B. (2014) A MATLAB-Based Magnitude Response Game for DSP Education. in 2014 IEEE International Conference on Acoustics, Speech, and Signal Processing (pp. 2214-2218). [more info]
  • Conference paper Geiger B. & Kubin G. (2014) Information-Maximizing Prefilters for Quantization. in 2014 IEEE International Conference on Acoustics, Speech, and Signal Processing (pp. 4968-4972). [more info]
  • (Old data) Lecture or Presentation Geiger B. & Kubin G. (2013) Information Loss for Optimal Filter Design.. [more info]
  • Conference paper Peharz R., Geiger B. & Pernkopf F. (2013) Greedy Part-wise Learning of Sum-Product Networks. (pp. 612-627). [more info]
  • Conference paper Aichinger P., Schneider-Stickler B., Bigenzahn W., Fuchs A., Geiger B., Hagmüller M. & Kubin G. (2013) Double pitch marks in diplophonic voice. in 2013 IEEE International Conference on Acoustics, Speech, and Signal Processing (pp. xx-xx). [more info]
  • Conference paper Geiger B. & Temmel C. (2013) Information-Preserving Markov Aggregation. in IEEE Information Theory Workshop (pp. 258-262). [more info] [doi]
  • Conference paper Geiger B. & Kubin G. (2013) Signal Enhancement as Minimization of Relevant Information Loss. in International ITG Conference on Systems, Communication and Coding (pp. 1-6). [more info]
  • Journal article Geiger B. & Vogel C. (2013) Influence of Doppler Bin Width on GPS Acquisition Probabilities. in IEEE Transactions on Aerospace and Electronic Systems, 49(4), p. 2570-2584. [more info] [doi]
  • Conference paper Geiger B. & Kubin G. (2012) On the Information Loss in Memoryless Systems: The Multivariate Case. in International Zurich Seminar on Communications (pp. 32-35). [more info] [doi]
  • Conference paper Leitinger E., Geiger B. & Witrisal K. (2012) Capacity and capacity-achieving input distribution of the energy detector. in IEEE International Conference on Ultra-Wideband (pp. 57-61). [more info] [doi]
  • Conference paper Geiger B. & Kubin G. (2012) Relative Information Loss in the PCA. in IEEE Information Theory Workshop (pp. 567-571). [more info] [doi]
  • Journal article Geiger B., Vogel C. & Soudan M. (2012) A Comparison Between Ratio Detection and Threshold Comparison for GNSS Acquisition. in IEEE Transactions on Aerospace and Electronic Systems, 48(2), p. 1772-1779. [more info] [doi]
  • Conference paper Geiger B., Feldbauer C. & Kubin G. (2011) Information Loss in Static Nonlinearities. in International Symposium on Wireless Communication Systems (pp. 799-803). [more info]
  • Conference paper Geiger B. & Kubin G. (2011) Some Results on the Information Loss in Dynamical Systems. in International Symposium on Wireless Communication Systems (pp. 794-798). [more info]
  • Journal article Nadeem F., Geiger B., Leitgeb E., Muhammad S., Loeschnigg M. & Kandus G. (2011) Comparison of link selection algorithms for free space optics/radio frequency hybrid network. in IET Communications, 5, p. 2751-2759. [more info] [doi]
  • (Old data) Lecture or Presentation Geiger B., Gigl T. & Witrisal K. (2010) Enhanced-Accuracy Channel Estimation and Ranging Using IR-UWB Energy Detectors.. [more info]
  • Conference paper Geiger B., Soudan M. & Vogel C. (2010) On the Detection Probability of Parallel Code Phase Search Algorithms in GPS Receivers. in IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (pp. 864-869). [more info]
  • Conference paper Geiger B., Gigl T. & Witrisal K. (2010) Enhanced-Accuracy Channel Estimation and Ranging for IR-UWB Energy Detectors. in IEEE International Conference on Ultra-Wideband (pp. 513-518). [more info]
  • Conference paper Berglez P., Seybold J., Geiger B., Soudan M., Vogel C., Abart C., Singh A. & Hofmann-Wellenhof B. (2010) Development of a Dual Frequency Software-based GNSS Receiver. in ION GNSS (pp. 1967-1974). [more info]
  • Conference paper Soudan M. & Geiger B. (2010) On the Averaging Correlation for Satellite Acquisition in Software Defined Radio Receivers. in ION GNSS (pp. 3284-3289). [more info]
  • (Old data) Lecture or Presentation Geiger B., Gigl T. & Witrisal K. (2009) Ranging in the IEEE 802.15.4a Using Energy Detectors.. [more info]
  • Conference paper Nadeem F., Geiger B., Loeschnigg M., Leitgeb E., Henkel M., Awan M., Motlagh A. & Kandus G. (2009) Switch over implementation and analysis for hybrid wireless network of optical wireless and GHz links. in Wireless Telecommunications Symposium (pp. 1-5). [more info] [doi]
  • Conference paper Gigl T., Buchgraber T., Geiger B., Adalan A., Preishuber-Pfluegl J. & Witrisal K. (2009) Pathloss and Delay-Spread Analysis of Multipath Intensive Environments using IEEE 802.15.4a UWB Signals. in COST 2100 Management Committee Meeting. [more info]
  • Conference paper Nadeem F., Geiger B., Henkel M., Leitgeb E., Awan M., Gebhart M. & Kandus G. (2009) Comparison of wireless optical communication availability data and traffic data. in IEEE Vehicular Technology Conference (pp. 1-5). [more info]
  • Conference paper Nadeem F., Henkel M., Geiger B., Leitgeb E., Awan M. & Kandus G. (2009) Implementation and Analysis of Load Balancing Switch over for Hybrid Wireless Network. in IEEE Wireless Communications and Networking Conference. [more info]
  • Conference paper Nadeem F., Geiger B., Leitgeb E., Awan M. & Kandus G. (2009) Evaluation of Switch-Over Algorithms for Hybrid FSO-WLAN Systems. in Wireless VITAE (pp. 565-570). [more info]
  • Conference paper Geiger B. (2009) Ranging in the IEEE 802.15.4a Standard Using Energy Detectors. in EUROCON (pp. 1948-1955). [more info] [doi]
  • Journal article Nadeem F., Gebhart M., Leitgeb E., Awan M., Geiger B., Henkel M. & Kandus G. (2009) Performance Analysis of Throughput Efficient Switch-over between FSO and mmW Links. in Journal of Communications Software and Systems, 5(1), p. 19-25. [more info] [doi]
  • Journal article Geiger B., Gigl T., Preishuber-Pfluegl J. & Witrisal K. (2009) Experimental Characterization of System Parameters for Ranging in IEEE 802.15.4a using Energy Detectors. in Radioengineering, 18(3), p. 249-257. [more info]