2,034 zoekresultaten voor “methods en technieken” in de Publieke website
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Potential interference of fungal endophytes in Vanilla planifolia on vanilla flavor compounds biosynthesis
Natural vanilla flavor is one of the most important in the world. However, the cost of this flavor is expensive. Production of this flavor by alternative methods, could reduce the cost.
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Luistert AI straks mee bij jouw sollicitatie? Over recht, techniek en privacy
Om de bescherming van onze persoonsgegevens en onze privacy te kunnen waarborgen, moeten het recht en toepassingen van Artificial Intelligence beter op elkaar worden afgestemd. Promovendus Andreas Häuselmann ziet kansen, maar ook gevaren als dat niet gebeurt.
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LC-Impact
How can we develop and further improve life cycle impact assessment methods, characterisation factors and normalisation factors?
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Mining Sensor Data from Complex Systems
Promotor: J.N. Kok, Co-Promotor: A.J. Knobbe
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Resolving a bioindicator diatom species complex using genomic approaches for freshwater biomonitoring
This thesis pioneers diatom molecular identification and quantification through genome-scale methods, with four key aims: (i) reviewing DNA/RNA sequencing methods in aquatic biomonitoring to highlight their strengths and limitations;
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ReCiPe
The ReCiPe methodology for Life Cycle Impact Assessment (LCIA).
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Biophysical characterization of membrane protein-small molecule interactions
Promotor: Prof.dr. M. Ubbink
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Algebraic filters for filtered backprojection
Promotor: K.J. Batenburg, Co-promotor: A.W. van der Vaart, B. de Smit
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Guiding evolutionary search towards innovative solutions
Promotors: Prof.dr. T.H.W. Bäck, Prof.dr. B. Sendhoff (Technische Universität Darmstadt)
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Reasoning about object-oriented programs: from classes to interfaces
Throughout the history of computer science, a major challenge has been how to assert that software is free of bugs and works as intended. Software bugs can lead to serious negative impacts on any software system. Throughout the main body of the thesis, we implemented a series of studies on exploring…
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Elsa Charlety
Faculteit der Sociale Wetenschappen
e.c.charlety@fsw.leidenuniv.nl | +31 71 527 3852
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Ancois De Villiers
Faculteit der Sociale Wetenschappen
a.c.de.villiers@fsw.leidenuniv.nl | +31 71 527 3451
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Simay Cetin
Faculteit der Sociale Wetenschappen
s.cetin@fsw.leidenuniv.nl | +31 71 527 2727
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Lotte van der Pol
Faculteit Governance and Global Affairs
l.d.van.der.pol@luc.leidenuniv.nl | +31 70 800 9507
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Esther van de Camp
Faculteit der Sociale Wetenschappen
e.van.de.camp@fsw.leidenuniv.nl | +31 71 527 2727
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James McGrail
Faculteit der Sociale Wetenschappen
j.m.mcgrail@fsw.leidenuniv.nl | +31 71 527 2727
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Novel Protecting Group Strategies in the Synthesis of Oligosaccharides
The thesis focuses on synthesis strategies in oligosaccharide campaigns, and the influence of protecting groups.
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Activity-based proteomics of the endocannabinoid system
This thesis describes the use of an activity-based proteomics method to study the endocannabinoid system.
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Counting curves and their rational points
n this thesis we study curves. In the first half, we study moduli spaces of curves and Gromov-Witten invariants, certain kinds of curves counts. We employ logarithmic geometry for this.
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Bekijk hoe onderzoek van antropologie studenten kan bijdragen aan oplossingen voor maatschappelijke problemen
Benieuwd wat studenten antropologie kunnen bijdragen in de praktijk? Zowel tijdens de bachelor als de master doen studenten onderzoek in opdracht van maatschappelijke organisaties in Leiden. Afgelopen week presenteerden studenten via een filmpje hun bevindingen op de onderzoeksvragen in opdracht van…
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Simulating the birth environment of circumstellar discs
Circumstellar discs are the reservoirs of gas and dust that surround young stars and have the potential to become planetary systems.
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Duurzame toekomst
Hoe kunnen we onze maatschappij zo inrichten dat de wereld leefbaar blijft voor onszelf en al het andere leven om ons heen? Aan dat vraagstuk werken Leidse wetenschappers samen vanuit allerlei disciplines, van biologie tot datawetenschap en van milieueconomie tot archeologie.
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Discovering the preference hypervolume: an interactive model for real world computational co-creativity
In this thesis it is posed that the central object of preference discovery is a co-creative process in which the Other can be represented by a machine. It explores efficient methods to enhance introverted intuition using extraverted intuition's communication lines.
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Expansions of quantum group invariants
In my research, we developed a method to distinguish knots. A knot is a mathematical depiction of the everyday knot that occurs in ropes and cords.
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Searching by Learning: Exploring Artificial General Intelligence on Small Board Games by Deep Reinforcement Learning
In deep reinforcement learning, searching and learning techniques are two important components. They can be used independently and in combination to deal with different problems in AI, and have achieved impressive results in game playing and robotics. These results have inspired research into artificial…
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Gevaarlijke microben in lager veiligheidslevel lab? Met een nieuwe techniek zou het kunnen
Onderzoekers moeten in een gespecialiseerde omgeving werken zodra ze aan de slag gaan met gevaarlijke bacteriën en virussen. Alleen in laboratoria met een hoog bio-veiligheidsniveau mogen ze deze microben bestuderen. Helaas zijn dure microscopen nodig om de microben goed te bekijken, maar is dat soms…
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Met nieuwe technieken een kijkje in de belevingswereld van bonobo’s en orang-oetans
‘Door te werken met een touchscreen kan je zoveel leren over aandacht en spiegeling van emoties van mensapen. Via Eye-tracking volg je waar ze specifiek naar kijken.’ Dieren hebben emoties, ziet psycholoog Evy van Berlo in haar onderzoek in samenwerking met Apenheul. Promotie 19 mei.
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Highly Accurate Simulations and Benchmarking of Molecule-Surface Reactions
Heterogeneous catalyzed processes are highly significant to the chemical industry. Dissociative chemisorption (DC) of molecules on surfaces is always considered as a step with a high degree of rate control for heterogeneous catalysis.
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Applications of quantum annealing in combinatorial optimization
Quantum annealing belongs to a family of quantum optimization algorithms designed to solve combinatorial optimization problems using programmable quantum hardware. In this thesis, various methods are developed and tested to understand how to formulate combinatorial optimization problems for quantum…
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NMR structural studies of protein-small molecule interactions
Promotor: Prof.dr. M. Ubbink, Co-promotor: G. Siegal
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Single-electrolyte isotachophoresis: on-chip analyte focusing and separation
Promotor: Thomas Hankemeier, Co-promotores: Heiko van der Linden, Paul Vulto
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Origami metamaterials : design, symmetries, and combinatorics
In the first part of this thesis we study the geometry of folding patterns.
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Engagement of citizens and public professionals in the co-production of public services
The idea of citizens and public professionals collaborating to provide public services has widely spread in several countries around the globe. Co-production is often presented as the go-to solution for challenges like a legitimacy crisis of both the government and the market, and financial concerns.…
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Predicting the future: Predictive control for astronomical adaptive optics
The field of exoplanet research is rapidly advancing through the development of new technology, observing techniques, and post-processing methods.
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Better Predictions when Models are Wrong or Underspecified
Promotor: P.D. Grünwald
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The integration of meta-analysis and classification & regression trees: meta-CART
In meta-analysis, heterogeneity often exists between studies. In such cases, it is essential to investigate the sources of heterogeneity and understand the relationship between effect size and study characteristics (i.e., moderators).
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Pair configurations to molecular activity coefficients: PAC-MAC
This thesis provides an overview of the development of the Pair Configuration to Molecular Activity Coefficient (PAC-MAC) model.
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Steady-State Analysis of Large Scale Systems
Promotor: W.Th.F. den Hollander Co-Promotor: F.M. Spieksma
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Topology and Geometry in Chiral Liquids
We study the interplay of topology and geometry with chirality for several passive and active systems, employing both analytical and numerical methods.
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Principles of Environmental Sciences
Principles of Environmental Sciences provides a comprehensive picture of the principles, concepts and methods that are applicable to problems originating from the interaction between the living and non-living environment and mankind. Both the analysis of such problems and the way solutions to environmental…
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Modelling the interactions of advanced micro- and nanoparticles with novel entities
Novel entities may pose risks to humans and the environment. The small particle size and relatively large surface area of micro- and nanoparticles (MNPs) make them capable of adsorbing other novel entities, leading to the formation of aggregated contamination.
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Metabolomic characteristics of Catharanthus roseus plants in time and space
Promotor: R. Verpoorte, Co-promotores: Y.H.Choi, N.R. Mustafa
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Data-driven Predictive Maintenance and Time-Series Applications
Predictive maintenance (PdM) is a maintenance policy that uses the past, current, and prognosticated health condition of an asset to predict when timely maintenance should occur.
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Exploring Deep Learning for Intelligent Image Retrieval
This thesis mainly focuses on cross-modal retrieval and single-modal image retrieval via deep learning methods, i.e. by using deep convolutional neural networks.
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Algorithms for the description of molecular sequences
Promotor: J.N. Kok, P.E. Slagboom Co-promotor: J.F.J. Laros
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Visual Relation extraction Based on Deep Cross-media Transfer Network
Building a Deep Cross-media Transfer Network to extract visual relations that relieve the problem of insufficient training data for visual tasks.
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Electrical Property Mapping Using MRI: Analytical Methods and Implementations
Promotie
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Evidence Synthesis Methods for Continuous Outcomes
Promotie
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Exploring deep learning for multimodal understanding
This thesis mainly focuses on multimodal understanding and Visual Question Answering (VQA) via deep learning methods. For technical contributions, this thesis first focuses on improving multimodal fusion schemes via multi-stage vision-language interactions.
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Replacing the needle and syringe for vaccine administration
Promotores: Prof.dr. G.F.A Kersten, Prof dr. J.A. Bouwstra