656 search results for “computational cosmology” in the Public website
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Spiking Neural P Systems
Promotor: J.N. Kok, Co-promotor: H.J. Hoogeboom
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Computers help wood anatomists with wood identification
The most commonly used method for the taxonomic identification of tree trunks is wood anatomy. The number of experts in this area is decreasing, and education to become an wood anatomists takes many years. With the help of technology computer scientists of the Leiden Institute of Advanced Computer Science…
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Michael Lew explores how computers can see
Learning how computers can process and describe images just like human beings do. It is one of the key elements of the research of Michael Lew, who sees Deep Learning as a promising way to achieve this goal. On the 1st of January 2021, he was appointed Professor of Deep Learning at the Leiden Institute…
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Alexey Boiarskyi appointed full professor
Theoretical physicist and cosmologist Alexey Boiarskyi has been appointed full professor per 1 October.
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Making everything we know computer-readable
Data and information should be stored in a way that computers can understand, says Barend Mons, professor of Biosemantics at the Leiden University Medical Center and Chair of the High Level Expert Group for the European Open Science Cloud. We speak with him about FAIR data, knowlets and nanopublicat…
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University provides computer lessons for refugees
Computer skills are essential if you want to become part of Dutch society. Leiden University and Stichting Bestaanskracht, an organisation that helps the vulnerable, are therefore providing computer lessons for refugees who can use some extra digital help.
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Breaking the witches' spell: towards steering the soil microbiome for volatile-mediated control of the root parasitic weed Striga
Striga hermonthica, commonly known as witchweed, infests major cereal crops in Sub-Saharan Africa causing severe yield losses and threatening the livelihood of millions of resource poor farmers.
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Evolutionary molecular dynamics
This thesis introduces the concept of
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Ecosia now available at Leiden University computers
LUGO has some news: If you are using a public computer from Leiden University, you can now set your default search engine to Ecosia.
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European grant to advance self-learning capabilities of quantum computers
A major grant for research into machine learning algorithms for quantum computers. With this ERC Consolidator grant, Vedran Dunjko and his colleagues hope to discover which real-world problems a quantum computer can solve faster than a normal one.
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Carole Tiberius appointed professor of Computational Linguistics: 'If you know how systems work, you can better assess their limitations'
ChatGPT, translation machines and bots: for Carole Tiberius, they are a piece of cake. On 1 January, she was appointed professor of Computational Linguistics. 'There ae two elements to the field: computer science and linguistics.'
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Medical Delta AI for Computational Life Sciences
The fact that scientists are increasingly better able to access molecular cell and tissue data also brings with it a new challenge: how can scientists find the information they need for research among the vast amount of data available?
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Shell works with Leiden and VU researchers on quantum computer algorithms for chemistry
Shell cooperates with theoretical physicists and chemists of Leiden University to research how quantum computer algorithms can help simulate complex molecules.
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Tim van Erven makes computers even smarter
In high school, Tim van Erven read about an artificially intelligent algorithm that could solve mazes. From that moment on, he was sold: ‘There’s something magical about algorithms. With a list of fixed rules you can make them learn the most diverse things.’ This year, he won a Vidi grant, which he…
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Light Weighed: On the Statistics and Systematics of Weak Gravitational Lensing
In astronomy, the interpration of observations and measurements plays a crucial role: we rely purely and fundamentally on the information that reaches us as observers. And 80% of all matter in the universe is undetectable directly.
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The hunt for the best computer language
Our language is adapted to the context in which we humans communicate. But computers ‘think’ differently. What would a language be like whose structure was optimally adjusted for use by humans and machines? Tessa Verhoef is trying to find the answer.
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LEELIS Conference on future of computer chips
A collaboration of physicists and chemists organized the LEELIS conference on new computer chip technology in Amsterdam on 10-11 November. Leiden physicist Joost Frenken is director of the organizing institute ARCNL.
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The hunt for the best computer language
Our language is adapted to the context in which we humans communicate. But computers ‘think’ differently. What is the optimal form of a language for human-machine communication? Tessa Verhoef is trying to find the answer.
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Knowledge extraction in the quantum random-oracle model
The aim of this thesis is to present novel techniques for proving cryptographic schemes secure against quantum adversaries. Most results are within the context of an idealized model called the ‘quantum random-oracle model’.
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Archaeology thanks to computer-based research
A mix of data research, artificial intelligence and archaeology led to lively discussions on 31 January. On that day the unique event 'AI & Data Science @ Archaeology' took place in which the Data Science Research Programme (DSRP), SAILS and the Faculty of Archaeology joined forces.
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Marcello Bonsangue
Science
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Juan Claramunt Gonzalez
Faculteit der Sociale Wetenschappen
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Diego Barbosa Arize Santos
Faculteit der Sociale Wetenschappen
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Charles Berger
Faculteit Rechtsgeleerdheid
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Arend-Jan Quist
Science
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Francesco Buda
Science
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Wessel Kraaij
Science
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Testing gravity on the largest scales with kids and friends
What are the 'dark' components of the universe?
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About the programme
The Physics and Cosmology specialisation consists of 120 European Credit Transfer System (EC) points and consists of mandatory courses (33 EC), electives (27 EC) and two research projects (60 EC in total).
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A computer made of floppy rubber
A piece of corrugated rubber can function as a simple computer, displaying memory and displaying the ability to count to two. Leiden physicists describe the computing rubber in the journal PNAS. ‘Simple materials can process information, and we want to find the principles behind that.’
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Orbiting black holes explained with super computer
Two black holes, in close orbit around each other. Have they slowly drifted together, or did they emerge from two orbiting stars? Together with to colleagues form Amsterdam, Leiden astronomer Simon Portegies Zwart calculated that the second scenario is rather likely.
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Interaction with sound for participatory systems and data sonification
This thesis deals with the use of sound in interactions in the context of participatory systems and data sonification. We investigate an interactive environment where participants perceive information of the data through sound elements.
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Subodh Patil researches gravitational waves in the universe
Video interview with Subodh Patil, the new assistant professor in Theoretical Cosmology, about the gravitational waves, hidden universes, music, and whether Dutch, Danish and German fit into one brain.
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Strategies for braiding and ground state preparation in digital quantum hardware
With the help of quantum mechanics, digital quantum hardware may be able to tackle some of the problems that are too difficult for ordinary computers. But despite these expectations and the ongoing effort of the research community, reliable quantum computers are not yet realized in a lab setting.
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Master's application and admission
Find out how to apply for Research in Physics, Cosmology at Leiden University by following our step-by-step guide.
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Programme structure
You have ample opportunities to assemble your own study path. The courses cover the full spectrum from theoretical early universe to observational cosmology.
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Alexey Boiarskyi Group - Particle and Astroparticle Physics
My work is motivated by the necessity to extend Standard Model of Particle Physics in order to explain three observed phenomena that this great theory fails to accommodate
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About the programme
The Astronomy and Cosmology specialisation consists of 120 European Credit Transfer System (EC) points and offers advanced Astronomy and Physics courses and two research projects.
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Rob van Nieuwpoort new professor of Efficient Computing and eScience
As of 1 October Rob van Nieuwpoort is the new professor of Efficient Computing and eScience at the Leiden Institute of Advanced Computer Science (LIACS). Van Nieuwpoort brings with him a wealth of expertise: he is an expert in eScience, high performace computing and advanced algorithms.
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LIACS part of European consortium to boost industrial quantum computing
The Leiden Institute of Advanced Computer Science (LIACS) is a proud member of the NExt ApplicationS of Quantum Computing (NEASQC) consortium, which recently received an ERC H2020 grant to stimulate the state-of-the-art in industrial quantum computing. LIACS contributes research and development of new…
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Computer Science in Leiden offers highest quality education
The Keuzegids Universiteiten 2018 has labelled the master’s programme in Computer Science as a “Topopleiding”, because it fulfils the highest standards. The Leiden programme ranks highest on the list of Computer Science programmes in the Netherlands.
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Archaeology thanks to computer-based research
A mix of data research, artificial intelligence and archaeology led to lively discussions on 31 January. On that day the unique event 'AI & Data Science @ Archaeology' took place in which the Data Science Research Programme (DSRP), SAILS and the Faculty of Archaeology joined forces.
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‘The first quantum computer will fill a sports hall’
The worldwide race to the quantum computer is in full swing. This computer can bring about a breakthrough in discovering medicines and new materials. Leiden researchers, together with the TU Delft, are taking part in the race. There is now a dossier online about their work.
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Quantum computing pioneer Seth Lloyd is the 2019 Lorentz Professor
American physicist and quantum computing pioneer Seth Lloyd is the 65th Lorentz professor. He will deliver the Ehrenfest lecture on 5 June, and several more lectures on quantum computing on 11, 18 and 25 June.
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Master Computer Science in Leiden nr.1 according to Elsevier
Master Computer Science in Leiden nr.1 according to Elsevier
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From Descriptive to Predictive Pharmacology in Children using Semi-Physiological population modelling
An integrated approach of physiological concepts, advanced statistical approaches and large clinical datasets.
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Verifying the correctness of mathematical theorems with a computer
How correct are mathematical theorems? And is all the theory around them correct? To find out, mathematics student Dominique Lawson converted a mathematical theorem into computer language. ‘This allows a computer to understand the theorem and check whether the proof behind it is entirely correct.’ The…
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Digital Transformation: how do children perceive computer science?
Contribute to shaping the content and methods of future computer science education. That is what researchers hope to achieve with the Digital Transformation Research project. The Swiss National Science Foundation awarded 544,000 euros to this four-year project in December. The project will map the ideas…
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Multi-dimensional feature and data mining
In this thesis we explore machine and deep learning approaches that address keychallenges in high dimensional problem areas and also in improving accuracy in wellknown problems. In high dimensional contexts, we have focused on computational fluid dynamics (CFD) simulations.
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Computer scientists from Leiden and Eindhoven optimise building designs
The design process of new buildings is extremely complex due to strict requirements. Computer models are used to create the designs. Scientists from LIACS developed advanced algorithms that help their colleagues at Eindhoven University of Technology to optimise these models.