Search Results - "Lefèvre, Laure"

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  1. 1

    The New Sunspot Number: Assembling All Corrections by Clette, Frédéric, Lefèvre, Laure

    Published in Solar physics (01-11-2016)
    “…Based on various diagnostics and corrections established in the framework of several Sunspot Number Workshops and described by Clette et al. ( Space Sci. Rev…”
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    Journal Article
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    The Revised Brussels–Locarno Sunspot Number (1981 – 2015) by Clette, Frédéric, Lefèvre, Laure, Cagnotti, Marco, Cortesi, Sergio, Bulling, Andreas

    Published in Solar physics (01-11-2016)
    “…In 1981, the production of the international sunspot number moved from the Zürich Observatory to the Royal Observatory of Belgium, with a new pilot station:…”
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    Reconstruction of the Sunspot Number Source Database and the 1947 Zurich Discontinuity by Clette, Frédéric, Lefèvre, Laure, Bechet, Sabrina, Ramelli, Renzo, Cagnotti, Marco

    Published in Solar physics (01-09-2021)
    “…The recalibration of the sunspot number series, the primary long-term record of the solar cycle, requires the recovery of the entire collection of raw sunspot…”
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  4. 4

    Uncertainty Quantification in Sunspot Counts by Mathieu, Sophie, von Sachs, Rainer, Ritter, Christian, Delouille, Véronique, Lefèvre, Laure

    Published in The Astrophysical journal (20-11-2019)
    “…Observing and counting sunspots constitutes one of the longest-running scientific experiments, with first observations dating back to Galileo (around 1610)…”
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    SunSCC: Segmenting, Grouping and Classifying Sunspots From Ground‐Based Observations Using Deep Learning by Sayez, Niels, Vleeschouwer, Christophe, Delouille, Véronique, Bechet, Sabrina, Lefèvre, Laure

    “…We propose a fully automated system to detect, aggregate, and classify sunspot groups according to the McIntosh scheme using ground‐based white light (WL)…”
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    Uncertainties in the Sunspot Numbers: Estimation and Implications by Dudok de Wit, Thierry, Lefèvre, Laure, Clette, Frédéric

    Published in Solar physics (01-11-2016)
    “…Sunspot number series are subject to various uncertainties that are still poorly known. The need to understand these better was recently highlighted by the…”
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    Translation and validation of the French version of the Child Perceptions Questionnaire for children aged from 8 to 10 years old (CPQ 8-10 ) by Boy-Lefèvre, Marie-Laure, Razanamihaja, Noéline, Azogui-Lévy, Sylvie, Vigneron, Andréa, Jordan, Laurence, Berdal, Ariane, de la Dure-Molla, Muriel

    Published in Health and quality of life outcomes (03-05-2018)
    “…The Child Perceptions Questionnaire (CPQ) belongs to a set of questionnaires measuring Child Oral Health Quality of Life (COHQOL). The CPQ is used to collect…”
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    Parental-Caregivers Perceptions Questionnaire (P-CPQ): translation and evaluation of psychometric properties of the French version of the questionnaire by Razanamihaja, Noeline, Boy-Lefèvre, Marie-Laure, Jordan, Laurence, Tapiro, Lea, Berdal, Ariane, de la Dure-Molla, Muriel, Azogui-Levy, Sylvie

    Published in BMC oral health (11-12-2018)
    “…The Parental-Caregivers Perceptions Questionnaire (P-CPQ) is a measure of parental/caregivers' perceptions of the impact of children's oral health on quality…”
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    Are the sunspots really vanishing?: Anomalies in solar cycle 23 and implications for long-term models and proxies by Clette, Frédéric, Lefèvre, Laure

    “…Context: The elapsed solar cycle (23) ended with an exceptionally long period of low activity and with unprecedented low levels for various series of solar…”
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    Katsue Misawa's sunspot observations in 1921–1934: a primary reference for the Wolfer–Brunner transition by Hayakawa, Hisashi, Suyama, Toru, Clette, Frédéric, Bhattacharya, Shreya, Lefèvre, Laure, Ohnishi, Kouji

    “…ABSTRACT Our knowledge of the centennial solar variability is largely based on the time series of international sunspot number ($S_{N}$), a composite index…”
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    Are the sunspots really vanishing? by Clette, Frédéric, Lefèvre, Laure

    “…Context: The elapsed solar cycle (23) ended with an exceptionally long period of low activity and with unprecedented low levels for various series of solar…”
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    Journal Article
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    Detailed Analysis of Solar Data Related to Historical Extreme Geomagnetic Storms: 1868 – 2010 by Lefèvre, Laure, Vennerstrøm, Susanne, Dumbović, Mateja, Vršnak, Bojan, Sudar, Davor, Arlt, Rainer, Clette, Frédéric, Crosby, Norma

    Published in Solar physics (01-05-2016)
    “…An analysis of historical Sun–Earth connection events in the context of the most extreme space weather events of the last ∼ 150 years is presented. To identify…”
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    Sunspot observations at Kawaguchi Science Museum: 1972 – 2013 by Hayakawa, Hisashi, Suzuki, Daisuke, Mathieu, Sophie, Lefèvre, Laure, Takuma, Hitoshi, Hiei, Eijiro

    Published in Geoscience data journal (01-01-2023)
    “…Individual sunspot observations have formed a ground basis of international sunspot number, a unique reference for long‐term solar variability in the…”
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    Fatty Acid Signaling in the Hypothalamus and the Neural Control of Insulin Secretion by Migrenne, Stéphanie, Cruciani-Guglielmacci, Céline, Kang, Ling, Wang, Ruokun, Rouch, Claude, Lefèvre, Anne-Laure, Ktorza, Alain, Routh, Vanessa H., Levin, Barry E., Magnan, Christophe

    Published in Diabetes (New York, N.Y.) (01-12-2006)
    “…Fatty Acid Signaling in the Hypothalamus and the Neural Control of Insulin Secretion Stéphanie Migrenne 1 , Céline Cruciani-Guglielmacci 1 , Ling Kang 2 ,…”
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    Journal Article Conference Proceeding