Selaus koulutusohjelman mukaan kokoelmassa VäitöskirjatSchool of Engineering Science, Laskennallinen tekniikka

    • Adaptive binning and spatial profile partial least squares methods in scanning electron microscopy energy-dispersive X-ray spectroscopy and satellite hyperspectral pansharpening 

      Sihvonen, Tuomas
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 12.12.2023)
      Pansharpening is a data fusion method for image data. Traditionally, images from satellite remote sensing are fused, with one image having a high spatial resolution, but a low spectral one, and the other image vice versa. ...
    • Advanced Techniques for Unsupervised Classification of Remote Sensing Hyperspectral Images 

      Hassanzadeh, Aidin
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 20.05.2019)
      Hyperspectral images consisting of a broad range of contiguous spectral bands ought to be a valuable tool for land cover type mapping. However, the coarse spatial resolutions of remote sensing Hyperspectral images makes a ...
    • Atmospheric boundary-layer characteristics and their significance in wind energy and urban air quality assessment 

      Adedipe, Taiwo A.
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 03.11.2023)
      The study of the Atmospheric Boundary-Layer (ABL) flow is growing rapidly, owing to its crucial role in promoting environmental sustainability and facilitating renewable energy development. The significance of ABL modeling ...
    • Atomic Force Microscopy of electrical, mechanical and piezo properties of nanowires 

      Geydt, Pavel
      Acta Universitatis Lappeenrantaensis (Lappeenranta University of Technology, 07.12.2018)
      Careful methodology of Atomic Force Microscopy (AFM) regimes was developed for advanced examination of electrical transport, mechanical strength and electro-mechanical (piezoelectric) features of as-grown III-V semiconductor ...
    • Automatic image-based re-identification of ringed seals 

      Nepovinnykh, Ekaterina
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 19.08.2022)
      Automated wildlife re-identification has attracted increasing attention in recent years as it provides a non-invasive tool to identify and track individual wild animals over time. Animal re-identification, together with ...
    • Bayesian inference by informative Gaussian features of the data 

      Springer, Sebastian
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 05.02.2021)
      Given a set of measurements, a model can be calibrated to data by minimising a cost function that captures the model-data difference. The standard cost function for deterministic models is the residual sum of squares between ...
    • Bayesian likelihoods for intractable data 

      Maraia, Ramona
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 01.12.2023)
      We live in the Information Age, specific historical moment in which making well-informed decisions is often decisive for the survival of projects and investments. In the past decade, consistent efforts have been dedicated ...
    • CFD-based optimization for wind turbine locations in a wind park 

      Avramenko, Anna
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 10.05.2019)
      Searching for the optimal positions of wind turbines in a wind farm for their maximal power generation has an important and difficult role in the wind energy industry. Several factors have to be considered while designing ...
    • Coherent anti-Stokes Raman scattering spectromicroscopy in biomedical and climate research 

      Kan, Yelena
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 24.02.2022)
      Coherent anti-Stokes Raman scattering spectromicroscopy (CARS SM) is a powerful label-free technique based on intrinsic molecular contrast from nuclear vibrations that provides detailed information on the chemical composition ...
    • Computer Vision for Virtual Sawing and Timber Tracing 

      Zolotarev, Fedor
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 16.08.2022)
      Process optimisation in the sawmill industry is, as in other major industries, an ongoing endeavour that aims to derive maximum benefit from advancements in measurement technology and process control. Raw material undergoes ...
    • Deep Bayesian approach to eye fundus image segmentation 

      Garifullin, Azat
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 09.12.2021)
      Eye diseases cause different retinal abnormalities that can be detected and diagnosed by examining eye fundus images. Due to the rapidly growing amount of data, there is a need for methods that are able to produce meaningful ...
    • Development of hybrid microdevices composed of Ni-Mn-Ga and silicon layers: fabrication and metrology 

      Hu, Hao
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 11.12.2023)
      Extensive research and development efforts have established Ni-Mn- Ga as a promising smart material. However, its practical applications as a sensing and actuating material still need to be improved. Several challenges ...
    • Heuristic similarity- and distance-based supervised feature selection methods 

      Lohrmann, Christoph
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 16.12.2019)
      In the field of machine learning, the available data often contain many features to describe phenomena. This can pose a problem since only those features that are relevant to characterize the target concept are needed, ...
    • Hybrid modelling methods for epidemiological studies 

      Amadi, Miracle
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 23.06.2022)
      Epidemiological modelling plays an important role in the study of the distribution of a disease and its impact in a given population, and helps to suggest effective control and prevention measures. The complexity of models ...
    • Interplay of local moments and itinerant electrons 

      Nokelainen, Johannes
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 02.10.2020)
      We have studied the electronic structure of materials whose properties are driven by magnetism. This work requires research with computer simulations based on quantum mechanics laws within the density functional theory ...
    • Laser powder bed fusion for the manufacture of Ni-Mn-Ga magnetic shape memory alloy actuators 

      Laitinen, Ville
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 03.12.2021)
      The ability of the magnetic shape memory (MSM) alloy Ni-Mn-Ga to exhibit large magnetic-field-induced strain (MFIS) of 6-12% makes it a promising actuation material for small devices in which traditional mechanisms and ...
    • Magnetism of metal-free graphene-based materials 

      Komlev, Anton
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 09.12.2021)
      In the present work, the magnetic properties of several carbon materials were investigated. The materials are sp2 carbon allotropes, the magnetic properties of which are determined by intrinsic carbon properties or are ...
    • Magnetotransport properties of nanocomposites close to the percolation threshold 

      Fadeev, Egor
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 02.05.2022)
      Magnetic semiconductors and granular metal-insulator systems are the key materials for broadly developing spintronics and for many other fields of solid-state physics. The idea of this work was to investigate magnetotransport ...
    • Microscopy investigation of the surface of some modern magnetic materials 

      Soboleva, Ekaterina
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 12.02.2021)
      This thesis is based on experimental work with standard commercial measuring stations. The main idea was to recognise possibilities of two surface analysis methods for different types of magnetic materials. Magnetic particles ...
    • Microwave processes in thin-film multiferroic heterostructures and magnonic crystals 

      Nikitin, Aleksei A.
      Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 26.11.2021)
      Artificial spatially periodic magnetic media, known as magnonic crystals (MC), are one of the key building blocks for magnonics widely used for microwave signal processing and data transfer. The general idea of this work ...