Browsing Luonnontieteiden, metsätieteiden ja tekniikan tiedekunta by Title

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    • Assessing and Comparing Short Term Load Forecasting Performance 

      Koponen, Pekka; Ikäheimo, Jussi; Koskela, Juha; Brester, Christina; Niska, Harri (MDPI AG, 2020)
      When identifying and comparing forecasting models, there may be a risk that poorly selected criteria could lead to wrong conclusions. Thus, it is important to know how sensitive the results are to the selection of criteria. ...
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    • Assessing Biodiversity in Boreal Forests with UAV-Based Photogrammetric Point Clouds and Hyperspectral Imaging 

      Saarinen, Ninni; Vastaranta, Mikko; Nasi, Roope; Rosnell, Tomi; Hakala, Teemu; Honkavaara, Eija; Wulder, Michael A.; Luoma, Ville; Tommaselli, Antonio M. G.; Imai, Nilton N.; Ribeiro, Eduardo A. W.; Guimaraes, Raul B.; Holopainen, Markus; Hyyppa, Juha (MDPI AG, 2018)
      Forests are the most diverse terrestrial ecosystems and their biological diversity includes trees, but also other plants, animals, and micro-organisms. One-third of the forested land is in boreal zone; therefore, changes ...
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    • Assessing plant-to-plant communication and induced resistance in sagebrush using the sagebrush specialist Trirhabda pilosa 

      Grof-Tisza, Patrick; Karban, Richard; Pan, Vincent S; Blande, James D (Springer Science and Business Media LLC, 2020)
      Plants respond to damage by herbivores or to reliable cues of damage by changing in ways that provide greater resistance and increase their fitness. Sagebrush has been a model system for understanding induced resistance, ...
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    • Assessing radiation risk perception by means of a European stakeholder survey 

      Della Monaca, Sara; Dini, Valentina; Grande, Sveva; Palma, Alessandra; Tkaczyk, Alan H; Koch, Rein; Murakas, Rein; Perko, Tanja; Duranova, Tatiana; Salomaa, Sisko; Roivainen, Päivi; Willrodt, Christine; Grigioni, Mauro; Bouffler, Simon D (IOP Publishing, 2021)
      It is increasingly recognised that stakeholder views can be essential for ascertaining the credibility of those entrusted with protection of the public and workers against radiation risks, the robustness of the approaches ...
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    • Assessing the Effects of Sample Size on Parametrizing a Taper Curve Equation and the Resultant Stem-Volume Estimates 

      Saarinen, Ninni; Kankare, Ville; Pyörälä, Jiri; Yrttimaa, Tuomas; Liang, Xinlian; Wulder, Michael A; Holopainen, Markus; Hyyppä, Juha; Vastaranta, Mikko (MDPI AG, 2019)
      Large and comprehensive datasets, traditionally based on destructive stem analysis or other labor-intensive approaches, are commonly considered as a necessity in developing stem-volume equations. The aim here was to ...
      Tieteelliset aikakauslehtiartikkelit

    • Assessing the provisioning potential of ecosystem services in a Scandinavian boreal forest : suitability and tradeoff analyses on grid-based wall-to-wall forest inventory data 

      Vauhkonen J; Ruotsalainen R (Elsevier BV, 2017)
      Determining optimal forest management to provide multiple goods and services, also referred to as Ecosystem Services (ESs), requires operational-scale information on the suitability of the forest for the provisioning of ...
      info:eu-repo/semantics/article

    • Assessing Wood Waste by Timber Industry as a Contributing Factor to Deforestation in Ghana 

      Asamoah, Obed; Kuittinen, Suvi; Danquah, Jones Abrefa; Quartey, Ebo Tawiah; Bamwesigye, Dastan; Boateng, Charles Mario; Pappinen, Ari (MDPI AG, 2020)
      This study assesses the wood waste generation, its management practices, and its effects on the forests in Ghana. The rate of logging in Ghana has increased and this can be attributed to the increase in the establishment ...
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    • Assessment of cloud-related fine-mode AOD enhancements based on AERONET SDA product 

      Arola Antti; Eck Thomas F; Kokkola Harri; Pitkänen Mikko R A; Romakkaniemi Sami (Copernicus GmbH, 2017)
      AERONET (AErosol RObotic NETwork), which is a network of ground-based sun photometers, produces a data product called the aerosol spectral deconvolution algorithm (SDA) that utilizes spectral total aerosol optical depth ...
      info:eu-repo/semantics/article

    • Assessment of genotoxicity and genomic instability in rat primary astrocytes exposed to 872 MHz radiofrequency radiation and chemicals 

      Herrala, Mikko; Mustafa, Ehab; Naarala, Jonne; Juutilainen, Jukka (Informa UK Limited, 2018)
      Purpose: We examined genotoxicity, co-genotoxicity and induced genomic instability (IGI) in primary astrocytes exposed to radiofrequency (RF) radiation. Materials and methods: Rat primary astrocytes were exposed to ...
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    • Assessment of Health Risks of Intermediate Frequency Magnetic Fields 

      Herrala M; Kumari K; Blomme A; Khan MW; Koivisto H; Naarala J; Roivainen P; Tanila H; Viluksela M; Juutilainen J (Springer Singapore, 2017)
      Health effects of electromagnetic fields have been studied mainly focusing on extremely low frequency magnetic fields and radio frequency fields. Less attention has been paid to intermediate frequency magnetic fields (IF ...
      info:eu-repo/semantics/bookPart

    • Assessment of induced genomic instability in rat primary astrocytes exposed to intermediate frequency magnetic fields 

      Herrala, M; Naarala, J; Juutilainen, J (Elsevier BV, 2019)
      We investigated whether exposure to intermediate frequency magnetic fields (IF MFs) could induce or enhance genomic instability in primary astrocytes. Rat primary astrocytes were exposed to vertical or horizontal 7.5 kHz, ...
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    • Assessment Of Meniscus With Adiabatic T1p And T2p Relaxation Time In Asymptomatic Subjects And Patients With Mild Osteoarthritis: A Feasibility Study 

      Kajabi, AW; Casula, V; Nissi, MJ; Peuna, A; Podlipská, J; Lammentausta, E; Saarakkala, S; Guermazi, A; Nieminen, MT (Elsevier BV, 2018)
      Objective To investigate the ability of magnetic resonance imaging (MRI) adiabatic relaxation times in the rotating frame (adiabatic T1ρ and T2ρ) to detect structural alterations in meniscus tissue of mild OA patients and ...
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    • Association between community greenness and obesity in urban-dwelling Chinese adults 

      Huang, WZ; Yang, BY; Yu, HY; Bloom, MS; Markevych, I; Heinrich, J; Knibbs, LD; Leskinen, A; Dharmage, SC; Jalaludin, B; Morawska, L; Jalava, P; Guo, Y; Lin, S; Zhou, Y; Liu, RQ; Feng, D; Hu, LW; Zeng, XW; Hu, Q; et al. (Elsevier BV, 2020)
      Living in greener places may protect against obesity, but epidemiological evidence is inconsistent and mainly comes from developed nations. We aimed to investigate the association between greenness and obesity in Chinese ...
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    • Associations of Particulate Matter Sizes and Chemical Constituents with Blood Lipids: A Panel Study in Guangzhou, China 

      He, Zhi-Zhou; Guo, Peng-Yue; Xu, Shu-Li; Zhou, Yang; Jalaludin, Bin; Leskinen, Ari; Knibbs, Luke D; Heinrich, Joachim; Morawska, Lidia; Yim, Steve Hung-Lam; Bui, Dinh; Komppula, Mika; Roponen, Marjut; Hu, Liwen; Chen, Gongbo; Zeng, Xiao-Wen; Yu, Yunjiang; Yang, Bo-Yi; Dong, Guanghui (American Chemical Society (ACS), 2021)
      Existing evidence is scarce concerning the various effects of different PM sizes and chemical constituents on blood lipids. A panel study that involved 88 healthy college students with five repeated measurements (440 blood ...
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    • Asthmatic farm children show increased CD3+CD8low T-cells compared to non-asthmatic farm children 

      Twardziok M; Schröder PC; Krusche J; Casaca VI; Illi S; Böck A; Loss GJ; Kabesch M; Toncheva A; Roduit C; Depner M; Genuneit J; Renz H; Roponen M; Weber J; Braun-Fahrländer C; Riedler J; Lauener R; Vuitton DA; Dalphin JC et al.; the PASTURE Study Group (Elsevier BV, 2017)
      Several studies report an important role of CD8+ cytotoxic T-cells in atopy. Farm children show protection against atopy development, partly explained by CD4+ T-cell subtypes. Additional effects of CD8+ T-cells are unknown ...
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    • The ASVspoof 2017 Challenge: Assessing the Limits of Replay Spoofing Attack Detection 

      Kinnunen, Tomi; Sahidullah, Md; Delgado, Hector; Todisco, Massimiliano; Evans, Nicholas; Yamagishi, Junichi; Lee, Kong Aik (ISCA (the International Speech Communication Association), 2017)
      The ASVspoof initiative was created to promote the development of countermeasures which aim to protect automatic speaker verification (ASV) from spoofing attacks. The first community-led, common evaluation held in 2015 ...
      conferenceObject

    • ASVspoof 2019: A large-scale public database of synthetized, converted and replayed speech 

      Wang, Xin; Yamagishi, Junichi; Todisco, Massimiliano; Delgado, Héctor; Nautsch, Andreas; Evans, Nicholas; Sahidullah, Md; Vestman, Ville; Kinnunen, Tomi; Lee, Kong Aik; Juvela, Lauri; Alku, Paavo; Peng, Yu-Huai; Hwang, Hsin-Te; Tsao, Yu; Wang, Hsin-Min; Maguer, Sébastien Le; Becker, Markus; et al. (Elsevier BV, 2020)
      Automatic speaker verification (ASV) is one of the most natural and convenient means of biometric person recognition. Unfortunately, just like all other biometric systems, ASV is vulnerable to spoofing, also referred to ...
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    • ASVspoof: the Automatic Speaker Verification Spoofing and Countermeasures Challenge 

      Wu Zhizheng; Yamagishi Junichi; Kinnunen Tomi; Hanilci Cemal; Sahidullah Mohammed; Sizov Aleksandr; Evans Nicholas; Todisco Massimiliano; Delgado Hector (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Concerns regarding the vulnerability of automatic speaker verification (ASV) technology against spoofing can undermine confidence in its reliability and form a barrier to exploitation. The absence of competitive evaluations ...
      info:eu-repo/semantics/article

    • Atlas-informed computational processing pipeline for individual targeting of brain areas for therapeutic navigated transcranial magnetic stimulation 

      Reijonen, Jusa; Könönen, Mervi; Tuunanen, Pasi; Määttä, Sara; Julkunen, Petro (Elsevier BV, 2021)
      Objective Navigated transcranial magnetic stimulation (nTMS) is targeted at different cortical sites for diagnostic, therapeutic, and neuroscientific purposes. Correct identification of the cortical target areas is important ...
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    • Atmospheric new particle formation at the research station Melpitz, Germany: connection with gaseous precursors and meteorological parameters 

      Größ, J; Hamed, A; Sonntag, A; Spindler, G; Manninen, HE; Nieminen, T; Kulmala, M; Hõrrak, U; Plass-Dülmer, C; Wiedensohler, A; Birmili, W (Copernicus GmbH, 2018)
      This paper revisits the atmospheric new particle formation (NPF) process in the polluted Central European troposphere, focusing on the connection with gas-phase precursors and meteorological parameters. Observations were ...
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