Luonnontieteiden, metsätieteiden ja tekniikan tiedekunta - Selaus nimekkeen mukaan

Aineistot 158-177 / 1563

    • Automated image analysis tool to measure microbial growth on solid cultures 

      Ancin-Murguzur, Fransisco Javier; Barbero-López, Aitor; Kontunen-Soppela, Sari; Haapala, Antti (Elsevier BV, 2018)
      Microbial growth on culture media is a commonplace technique to estimate the growth rate and virulence of microbes, assess inhibitory effects of compounds and estimate potential damages of plant pathogens in agriculture. ...
      Tieteelliset aikakauslehtiartikkelit

    • Automatic individual identification of Saimaa ringed seals 

      Chehrsimin Tina; Eerola Tuomas; Koivuniemi Meeri; Auttila Miina; Levänen Riikka; Niemi Marja; Kunnasranta Mervi; Kälviäinen Heikki (Institution of Engineering and Technology (IET), 2017)
      In order to monitor an animal population and to track individual animals in a non-invasive way, identification of individual animals based on certain distinctive characteristics is necessary. In this study, automatic ...
      info:eu-repo/semantics/article

    • Available insect prey in bark patches selected by the Three-toed Woodpecker Picoides tridactylus prior to reproduction 

      Fayt, Philippe (Suomen lintutieteellinen yhdistys, 1999)
      The diet composition of the Three-toed Woodpecker (Picoides tridactylus) before the onset of egg laying was investigated in eastern Finland. This was carried out in 1997 and 1998 by collecting bark samples from woodpecker ...
      article

    • Background-oriented schlieren sensitivity in terms of geometrical parameters of measurement setup 

      Koponen, Eero; Leskinen, Jarkko; Tarvainen, Tanja; Pulkkinen, Aki (AIP Publishing LLC, 2023)
      Background-oriented schlieren imaging is a recently proposed noninvasive optical method for imaging of full ultrasound fields. In this work, the impact of uncertainty in geometrical parameters of a background-oriented ...

    • Bacterial community structure and function shift across a northern boreal forest fire chronosequence 

      Sun Hui; Santalahti Minna; Pumpanen Jukka; Köster Kajar; Berninger Frank; Raffaello Tommaso; Asiegbu Fred O; Heinonsalo Jussi (Springer Nature, 2016)
      Soil microbial responses to fire are likely to change over the course of forest recovery. Investigations on long-term changes in bacterial dynamics following fire are rare. We characterized the soil bacterial communities ...
      info:eu-repo/semantics/article

    • Balanced k-means revisited 

      de Maeyer, Rieke; Sieranoja, Sami; Fränti, Pasi (AIMS Press, 2023)
      The k-means algorithm aims at minimizing the variance within clusters without considering the balance of cluster sizes. Balanced k-means defines the partition as a pairing problem that enforces the cluster sizes to be ...

    • Base-catalyzed oxidative depolymerization of softwood kraft lignin 

      Paananen, Hanna; Eronen, Eemeli; Mäkinen, Marko; Jänis, Janne; Suvanto, Mika; Pakkanen, Tuula T (Elsevier BV, 2020)
      Lignin is an important aromatic biopolymer with the structure based on phenolic units. Depolymerized lignin materials can be useful substitutes for phenol in phenol-formaldehyde resins. Our aim was to examine the potential ...
      Tieteelliset aikakauslehtiartikkelit

    • Bayesian aerosol retrieval algorithm for MODIS AOD retrieval over land 

      Lipponen, Antti; Mielonen, Tero; Pitkänen, Mikko R A; Levy, Robert C; Sawyer, Virginia R; Romakkaniemi, Sami; Kolehmainen, Ville; Arola, Antti (Copernicus GmbH, 2018)
      We have developed a Bayesian aerosol retrieval (BAR) algorithm for the retrieval of aerosol optical depth (AOD) over land from the Moderate Resolution Imaging Spectroradiometer (MODIS). In the BAR algorithm, we simultaneously ...
      Tieteelliset aikakauslehtiartikkelit

    • Bayesian approach to single-tree detection in airborne laser scanning - use of training data for prior and likelihood modeling 

      Luostari, Teemu; Lähivaara, Timo; Packalen, Petteri; Seppänen, Aku (IOP Publishing, 2018)
      This paper introduces a novel computational approach to handling remote sensing data from forests. More specifically, we consider the problem of detecting an unknown number of trees based on airborne laser scanning (ALS) ...
      Artikkelit ja abstraktit tieteellisissä konferenssijulkaisuissa

    • Bayesian estimation of seasonal course of canopy leaf area index from hyperspectral satellite data 

      Varvia, Petri; Rautiainen, Miina; Seppänen, Aku (Elsevier BV, 2018)
      In this paper, Bayesian inversion of a physically-based forest reflectance model is investigated to estimate of boreal forest canopy leaf area index (LAI) from EO-1 Hyperion hyperspectral data. The data consist of multiple ...
      Tieteelliset aikakauslehtiartikkelit

    • Beaming the second harmonic generation from a double layered bull's eye structure 

      Li, Fangfang; Li, Peng; Kang, Guoguo (Elsevier BV, 2019)
      We report on a numerical investigation of the beaming effect of second harmonic generation (SHG) from a double layered bull’s eye structure where a nanobowtie is sandwiched between. Both linear and nonlinear responses were ...
      Tieteelliset aikakauslehtiartikkelit

    • Behavioral testing of mice exposed to intermediate frequency magnetic fields indicates mild memory impairment 

      Kumari K; Koivisto H; Viluksela M; Paldanius KMA; Marttinen M; Hiltunen M; Naarala J; Tanila H; Juutilainen J (Public Library of Science (PLoS), 2017)
      Human exposure to intermediate frequency magnetic fields (MF) is increasing due to applications like electronic article surveillance systems and induction heating cooking hobs. However, limited data is available on their ...
      info:eu-repo/semantics/article

    • Behavioural effects in juvenile brown trout in response to parental angling selection 

      Alioravainen, Nico; Hyvärinen, Pekka; Vainikka, Anssi (Canadian Science Publishing, 2020)
      Fishing that selectively captures and removes fish based on their behavioural decisions is predicted to induce evolution towards timid fish stocks. Thus, offspring behaviour should associate with parental vulnerability to ...
      Tieteelliset aikakauslehtiartikkelit

    • Behavioural phenotypes in mice after prenatal and early postnatal exposure to intermediate frequency magnetic fields 

      Kumari Kajal; Koivisto Hennariikka; Myles Capstick; Naarala Jonne; Viluksela Matti; Tanila Heikki; Juutilainen Jukka (Elsevier BV, 2018)
      Electromagnetic fields are ubiquitous in the environment. Human exposure to intermediate frequency (IF) fields is increasing due to applications like electronic article surveillance systems, wireless power transfer, and ...
      Tieteelliset aikakauslehtiartikkelit

    • Benefits of influenza vaccination on the associations between ambient air pollution and allergic respiratory diseases in children and adolescents: New insights from the Seven Northeastern Cities study in China 

      Liu, Kangkang; Li, Shanshan; Qian, Zhengmin (Min); Dharmage, Shyamali C; Bloom, Michael S; Heinrich, Joachim; Jalaludin, Bin; Markevych, Iana; Morawska, Lidia; Knibbs, Luke D; Hinyard, Leslie; Xian, Hong; Liu, Shan; Lin, Shao; Leskinen, Ari; Komppula, Mika; Jalava, Pasi; Roponen, Marjut; Hu, Li-Wen; Zeng, Xiao-Wen; et al. (Elsevier BV, 2020)
      Background Little information exists on interaction effects between air pollution and influenza vaccination on allergic respiratory diseases. We conducted a large population-based study to evaluate the interaction effects ...
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    • Benzothiazolethione complexes of coinage metals: from mononuclear complexes to clusters and polymers 

      Jääskeläinen, Sirpa; Koskinen, Laura; Haukka, Matti; Hirva, Pipsa (Elsevier BV, 2019)
      The reactions of 2(3H)-benzothiazolethione (Hbtt) with [AuCl(tetrahydrothiophene)] and CuBr2 were studied, and found to yield a tetranuclear cluster compound [Au(btt)]4 [1] and a polymeric structure [CuBr(btt-btt)]n.nTHF ...
      Tieteelliset aikakauslehtiartikkelit

    • Bessel-correlated supercontinuum fields 

      Koivurova Matias; Halder Atri; Partanen Henri; Turunen Jari (The Optical Society, 2017)
      We examine the spatial coherence properties of supercontinuum fields generated by illuminating rotating bulk media with intense pulsed beams. Theoretical models are presented, which indicate the possibility of generating ...
      info:eu-repo/semantics/article

    • Bibliometric Structured Review of Mobile Information Systems 

      Olaleye, Sunday Adewale; Sanusi, Ismaila Temitayo; Dada, Oluwaseun Alexander (Springer International Publishing, 2021)
      This study attempts to fill the identified research gap in the existing literature through a bibliometric analysis and discovered 20 highly global cited papers with 1376 citations and yielded eight (8) core categories of ...
      Artikkelit ja abstraktit tieteellisissä konferenssijulkaisuissa

    • BiGO: A Toolset to Support CS Students to Learn to Analyze Time Complexities of Algorithms 

      Toivonen, Tapani; Oyelere, Solomon (ACM Press, 2019)
      Analysis of algorithms is a part of computing curriculums throughout the world in both undergraduate and graduate levels. However, students in general find this topic to be difficult subject due its theoretical and ...
      Artikkelit ja abstraktit tieteellisissä konferenssijulkaisuissa

    • Bio-based wood preservatives: Their efficiency, leaching and ecotoxicity compared to a commercial wood preservative 

      Barbero-López, Aitor; Akkanen, Jarkko; Lappalainen, Reijo; Peräniemi, Sirpa; Haapala, Antti (Elsevier BV, 2020)
      Companies in the wood industry are constantly developing their outdoor products. The possibility of using bio-based chemicals as an alternative to traditional wood preservatives—regulated in Europe by The Biocidal Products ...
      Tieteelliset aikakauslehtiartikkelit