Scientific presentations

02/2024 (invited)Klöwer et al. Building climate models that learn from data, Climate Analytics Berlin, Germany, virtually.
01/2024 (invited)Klöwer. Introduction to Performance and Parallel Computing in Julia, JuliaEO 2024: Global Workshop on Earth Observation with Julia, AIR Centre, Terceira, Azores Islands, notebook presentation.
12/2023 (invited)Klöwer et al. The real information in climate simulations, Cambridge Energy and Environment Group Seminar, University of Cambridge, UK video.
10/2023 (invited)Klöwer et al. Why is climate modelling so hard?, CRIOS Seminar, University of Texas, Austin TX, USA.
07/2023Klöwer et al. Phoenix or Cyborg: The anatomy of Earth System software in Julia, JuliaCon 2023 minisymposium, Chair, Cambridge MA, USA (video).
07/2023Klöwer et al. SpeedyWeather.jl: Easy, fast, customisable, composable?, JuliaCon 2023, Cambridge MA, USA (video).
07/2023 (invited)Klöwer et al. The real information in weather and climate data, Unifying Innovations in Forecasting Capabilities Workshop UIFCW, Boulder CO, USA, virtually.
06/2023 (invited)Klöwer et al. How do we build climate models?, AWI Climate Dynamics group, annual retreat, virtually.
06/2023 (invited)Klöwer et al. Precision matters: Does it though? Periodic orbits in chaotic dynamical systems simulated at low preicision, Canadian Applied and Industrial Mathematics Society CAIMS annual meeting, Fredericton, New Brunswick, Canada.
05/2023 (invited)Klöwer et al. Data challenges for high-resolution modelling, NextGEMS weekly seminar, virtually.
01/2023 (invited)Klöwer et al. Data challenges in the Earth Sciences, JuliaEO: Global Workshop on Earth Observation with Julia, Terceira, Azores, virtually (presentation).
12/2022 (invited)Klöwer and Chantry. Imprecise not inaccurate weather forecasing, A celebratory symposium for Tim Palmer, Oxford, UK.
10/2022 (invited)Klöwer et al. Data challenges for ultra-high resolution modelling, World Climate Research Programme WCRP workshop, Boulder, Colorado, USA, virtually.
05/2022 (invited)Klöwer et al. Compressing atmospheric data into its real information content, EGU General Assembly 2022, Vienna, Austria (abstract).
05/2022Klöwer et al. Fluid simulations accelerated with 16 bits: Approaching 4x speedup on A64FX by squeezing ShallowWaters.jl into Float16, EGU General Assembly 2022, Vienna, Austria (abstract).
05/2022 (invited)Klöwer et al. Nobody needed those bits anyway. What is the bitwise real information in weather and climate data?, 7th European Network for Earth System Modelling (ENES) workshop on high performance computing, Barcelona, Spain (slides, presentation).
03/2022 (invited)Klöwer et al. Low-precision climate computing, Princeton Plasma Physics Laboratory seminar, virtually.
03/2022 (invited)Klöwer et al. Low-precision climate computing, PIK Potsdam / TUM Munich Wednesday seminar, virtually.
02/2022Klöwer et al. Accelerating fluid simulations with 16 bits: Approaching 4x speedups on A64FX, SIAM Parallel Processing for Scientific Computing, virtually (abstract, slides).
02/2022 (invited)Klöwer et al. Like .mp3 or .jpg but for climate data, NCAS Friday seminar, virtually.
02/2022 (invited)Klöwer et al. Compressing atmospheric data into its real information content, Compression Workshop, NCAS Reading, virtually.
11/2021Klöwer et al. Faster weather and climate simulations with 16-bit arithmetic, Mathematics of the Climate Crisis, Edinburgh, UK (poster)
09/2021Klöwer, Razinger, Dominguez. Compressing atmospheric data into its real information content, ECMWF Summer of Weather Code Final Day, virtually (video).
07/2021Klöwer et al. 3.6x speedup on A64FX by squeezing ShallowWaters.jl into Float16, JuliaCon 2021, virtually (video).
06/2021 (invited)Coveney and Klöwer. The unreasonable effectiveness of floating-point numbers in the computational sciences, Non-Linear Dynamics of Natural Systems, Utrecht University, virtually.
04/2021 (invited)Klöwer, Razinger, Dominguez, Düben, Palmer. Compressing atmospheric data into its real information content, ECMWF seminar, virtually.
03/2021Klöwer, Paxton, Chantry. Stochastic rounding for weather and climate models, SIAM Conference on Computational Science and Engineering, virtually.
09/2020Klöwer, Dominguez, Razinger. Compressing atmospheric data into its real information content, ECMWF Summer of Weather Code Final Day, virtually (video).
07/2020Klöwer, Düben, Palmer. Climate Models in 16 bit: Arithmetic and algorithmic challenges, JuliaCon2020, virtually (video).
07/2020Klöwer, Dominguez, Razinger. Climate data compression: Elefridge.jl, ECMWF Summer of Weather Code, virtually.
02/2020Forget, Barth, Klöwer. Julia workshop, Ocean Science Meeting, San Diego, CA, USA, virtually.
09/2019Klöwer, Düben, Palmer. Towards 16-bit ocean models, Ocean Modelling Challenger Meeting, Edinburgh, UK.
09/2019Klöwer, Düben, Palmer. Finding the best 16-bit number format: Sonums - self-organising numbers, Machine Learning for Climate Modelling, Oxford, UK (poster).
05/2019 (invited)Klöwer, Jansen, Claus, Greatbatch, Thomsen. Energy budget-based backscatter parameterizations in ocean models, LOCEAN, Paris, France.
04/2019Klöwer, Düben, Palmer.Towards 16-bit weather and climate models: Posits as an alternative to floats, European Geoscience Union, Vienna, Austria (poster).
03/2019 $~$(invited)Klöwer, Düben, Palmer. Towards 16-bit weather and climate models: Evaluating posits as an alternative to floats in Julia, Julia London Meetup, London, UK (video).
03/2019Klöwer, Düben,Palmer. Towards 16-bit weather and climate models: Posits as an alternative to floats, Conference on Next Generation Arithmetic CoNGA, Singapore (video).
06/2018Klöwer, Rackow, Donkers. Increasing public confidence in weather forecasts: Intuitive probabilistic meteograms, Copernicus OpenDataHack2018, Reading, UK.
04/2018Klöwer, Jansen, Claus, Greatbatch, Thomsen. Energy budget-based backscatter in a shallow water model of a double gyre basin, Scales and scaling cascades in geophysical systems, Hamburg, Germany.
03/2018Klöwer, Düben, Palmer. Approximate computing in weather and climate forecasting, Wessex DTN Congress, Southampton, UK.
02/2018Klöwer, Jansen, Claus, Greatbatch, Thomsen. Energy budget-based backscatter in a shallow water model of a double gyre basin, Ocean Science Meeting, Portland, Oregon, USA.
06/2014Klöwer, Latif, Ding, Greatbatch, Park. North Atlantic Oscillation influence on Atlantic Meridional Overturning Circulation and prediction of decadal SST variability, Ocean Scale Interactions Symposium, Brest, France.