{"id":180,"date":"2021-10-04T20:56:59","date_gmt":"2021-10-04T17:56:59","guid":{"rendered":"https:\/\/users.utu.fi\/ripekl\/?page_id=180"},"modified":"2026-02-15T16:34:42","modified_gmt":"2026-02-15T14:34:42","slug":"presentations","status":"publish","type":"page","link":"https:\/\/users.utu.fi\/ripekl\/index\/teaching\/presentations\/","title":{"rendered":"Presentations"},"content":{"rendered":"<p>Presentations in meetings<\/p>\n<ul>\n<li>Medical Physics and Technology Days, 12-13.2.2026, University of Turku. PET image analysis.<\/li>\n<li>CHIFIN2026: Chinese-Finnish Symposium on Modern Analysis, its Applications and Computational Methods, 11.2.2026, University of Turku. Kidney and PET images.<\/li>\n<li>MET Research Days, 30-31.10.2025, Tampere University. Automatic cancer detection from medical tomography images using artificial intelligence.<\/li>\n<li>CHIFIN2025: Chinese-Finnish Symposium on Modern Analysis, its Applications and Computational Methods, 4.8.2025, University of Turku. Mathematics and PET images.<\/li>\n<li>AI in Nuclear Medicine, 9.-11.10.2023, University of Groningen. AI in total body PET image analysis and modelling.<\/li>\n<li>The Center of Statistics, 13.12.2023, University of Turku. Deep learning in medical tomography imaging\u200b.<\/li>\n<li>15Oxygen 2023 Clinical and Preclinical Studies of PET Imaging based on 15O-labeled tracers, 19-20.9. 2023, Turku University Hospital. AI in heart water data processing and analysis.<\/li>\n<li>Turku PET Centre Scientific Seminar, 25.4.2022, University of Turku. Predictive models in cardiac imaging.<\/li>\n<li>Cardiac symposium, 22.9.2021, Turku University Hospital. Artificial intelligence in cardiac diagnostics.<\/li>\n<li>Geohouse seminar, 4.3.2020, University of Turku. <a href=\"slides\/Geotalo_seminar_Klen_2020.pdf\">Machine learning in medical imaging (pdf)<\/a><\/li>\n<li>7th Annual DRDP Meeting, 7.2.2020, University of Turku. <a href=\"slides\/DRDP_Klen_2020.pdf\">Machine learning in biomedicine (pdf) <\/a><\/li>\n<li>Poster at MIC 2019. <a href=\"MIC2019_klen.pdf\">Estimation of Optimal Number of Gates in Dual Gated 18F-FDG Cardiac PET (pdf).<\/a><\/li>\n<li>EDUFI winter school 2018, Tv\u00e4rminne, Finland. <a href=\"slides\/EDUFI_Winter_school_Klen.pdf\">Predicting health (pdf) <\/a><\/li>\n<li>Annual meeting of the actuarial Scociety of Finland, December 2016, Helsinki. <a href=\"slides\/helsinki15122016.pdf\">Lyhyiden aikasarjojen analyysi biolaaketieteessa (pdf) <\/a><\/li>\n<li>The Fourth Chinese-Finnish Seminar and Workshop on Modern Trends in Classical Analysis and Applications, September 2015, University of Turku, Finland. <a href=\"slides\/turku1509.pdf\">Local convexity properties of the triangular ratio metric (pdf) <\/a><\/li>\n<li>Modern Aspects of Complex Geometry: A Conference in Honor of Taft Professor David Minda, 14.-17.5.2015, University of Cincinnati, USA. <a href=\"slides\/cincinnati1505.pdf\">Distortion and Topology (pdf) <\/a><\/li>\n<li>Workshop on Modern Trends in Classical Analysis and Applications, The Second Chinese-Finnish Seminar, August 14.8.2013, University of Turku, Finland. <a href=\"slides\/turku1308.pdf\">Examples of fractals satisfying the quasihyperbolic boundary condition (pdf) <\/a><\/li>\n<li>Computational Methods and Function Theory, 10.-14.6.2013, Shantou University, China. <a href=\"slides\/shantou1306.pdf\">Examples of fractals satisfying the quasihyperbolic boundary condition (pdf) <\/a><\/li>\n<li>Workshop on Modern Trends in Classical Analysis and Applications, The First Chinese-Finnish Seminar, August 17.-18.2012, University of Turku, Finland. <a href=\"slides\/turku1208.pdf\">Properties of hyperbolic type balls (pdf) <\/a><\/li>\n<li>Four Generations in Analysis, Domains, and Mappings, Conference on the occasion of the 70th birthday of Olli Martio, August 5.-6. 2011, University of Jyv\u00e4skyl\u00e4, Finland. <a href=\"slides\/jyvaskyla1108.pdf\">Quasihyperbolic geometry (pdf) <\/a><\/li>\n<li>International Workshop on Harmonic and Quasiconformal Mappings (HQM2010), 9.-17.8.2010, Indian Insitute of<br \/>\nTechnology Madras, India. <a href=\"slides\/chennai1008.pdf\">Inclusion Relations of Hyperbolic Type Metric Balls (pdf) <\/a><\/li>\n<li>Finnish Mathematical Days 2010, 4.-5.1.2010, Jyv\u00e4skyl\u00e4, Finland. <a href=\"slides\/jyv\u00e4skyl\u00e41001.pdf\">Properties of hyperbolic type metric balls (pdf) <\/a><\/li>\n<li>The 12th Romanian-Finnish Seminar, 17.-21.8.2009, Turku, Finland. <a href=\"slides\/turku0908.pdf\">Geometric properties of quasihyperbolic and j-metric balls (pdf) <\/a><\/li>\n<li>The 11th Romanian-Finnish Seminar, 14.-19.8.2008, Alba Iulia, Romania. <a href=\"slides\/albaiulia0808.pdf\">On hyperbolic type metrics (pdf) <\/a><\/li>\n<li>Workshop on Theory and Applications of the Hyperbolic Metric, 3.-7.9.2007, University of Bristol, Bristol, UK. <a href=\"slides\/bristol070906.pdf\">Convexity of quasihyperbolic balls (pdf) <\/a><\/li>\n<li>Finland-Japan Joint Seminar on Analysis, 12.-14.12.2006, Hiroshima University, Higashi-Hiroshima, Japan. <a href=\"slides\/hiroshima0612.pdf\">Quasihyperbolic disks with small radii (pdf) <\/a><\/li>\n<li>International Workshop on Quasiconformal Mappings and their Applications (IWQCMA05), 27.12.2005-1.1.2006, Indian Insitute of Technology Madras, India. <a href=\"slides\/chennai0512.pdf\">On Generalized Elliptic Integrals (pdf) <\/a><\/li>\n<li>X Turku PET Symposium, 28.-31.5.2005, Turku. Rigid body registration of PET imagesDemonstration lecture (N\u00e4yteluento)<\/li>\n<li>Univeristy of Turku, 13.11.2014. <a href=\"slides\/dosentti1211.pdf\"> Hyperbolinen kosinilause (pdf) <\/a>Research visits<\/li>\n<li>Massey University, Auckland, New Zealand, 1\/2014-5\/2014.<\/li>\n<li>University Cincinnati, Ohio, USA, 5\/2015.<\/li>\n<li>Massey University, Auckland, New Zealand, 11\/2015-5\/2016.Selected presentations in local seminars<\/li>\n<li>PET Centre scientific seminar, 16.9.2019. <a href=\"slides\/PET_seminar_2019_09_16.pptx\"> Combined cardiac and respiratory gating (pptx) <\/a><\/li>\n<li>Helsinki Analysis Seminar, 4.11.2013. <a href=\"slides\/helsinki1311.pdf\"> Dimension of the boundary in different metrics (pdf) <\/a><\/li>\n<li>Helsinki Analysis Seminar, 7.5.2012. <a href=\"slides\/helsinki1205.pdf\"> Geometry of balls in hyperbolic type metrics (pdf) <\/a><\/li>\n<li>Helsinki Analysis Seminar, 9.5.2011. <a href=\"slides\/helsinki1105.pdf\"> Inclusion properties of hyperbolic type metric balls II (pdf) <\/a><\/li>\n<li>Helsinki Analysis Seminar, 29.11.2010. <a href=\"slides\/helsinki101129.pdf\"> Inclusion properties of hyperbolic type metric balls (pdf) <\/a><\/li>\n<li>Helsinki Analysis Seminar, 16.2.2009. <a href=\"slides\/helsinki090216.pdf\"> Close-to-convexity of quasihyperbolic balls (pdf) <\/a><\/li>\n<li>Helsinki Analysis Seminar, 8.9.2008. <a href=\"slides\/helsinki080908.pdf\"> Hyperbolic metric (pdf) <\/a><\/li>\n<li>Helsinki Analysis Seminar, 14.4.2008. <a href=\"slides\/helsinki080414.pdf\"> On Hyperbolic Type Metrics (pdf) <\/a><\/li>\n<li>Helsinki Analysis Seminar, 16.4.2007. <a href=\"slides\/helsinki070416.pdf\"> Quasihyperbolic Trigonometry (pdf) <\/a><\/li>\n<li>Helsinki Analysis Seminar, 4.12.2006. <a href=\"slides\/helsinki061204.pdf\"> Convexity of Metric Balls (pdf) <\/a><\/li>\n<li>Helsinki Analysis Seminar, 20.3.2006. <a href=\"slides\/helsinki060320.pdf\"> Convexity of Quasihyperbolic Disks in Punctured Plane (pdf) <\/a><\/li>\n<li>PET Centre Scientific Seminars, 21.2.2005, Turku. <a href=\"slides\/turku050221.ppt\"> Motion Correction (ppt) <\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Presentations in meetings Medical Physics and Technology Days, 12-13.2.2026, University of Turku. PET image analysis. CHIFIN2026: Chinese-Finnish Symposium on Modern Analysis, its Applications and Computational Methods, 11.2.2026, University of Turku. Kidney and PET images. MET Research Days, 30-31.10.2025, Tampere University. Automatic cancer detection from medical tomography images using artificial intelligence. CHIFIN2025: Chinese-Finnish Symposium on Modern [&hellip;]<\/p>\n","protected":false},"author":600,"featured_media":0,"parent":60,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-180","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/users.utu.fi\/ripekl\/wp-json\/wp\/v2\/pages\/180","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/users.utu.fi\/ripekl\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/users.utu.fi\/ripekl\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/users.utu.fi\/ripekl\/wp-json\/wp\/v2\/users\/600"}],"replies":[{"embeddable":true,"href":"https:\/\/users.utu.fi\/ripekl\/wp-json\/wp\/v2\/comments?post=180"}],"version-history":[{"count":9,"href":"https:\/\/users.utu.fi\/ripekl\/wp-json\/wp\/v2\/pages\/180\/revisions"}],"predecessor-version":[{"id":657,"href":"https:\/\/users.utu.fi\/ripekl\/wp-json\/wp\/v2\/pages\/180\/revisions\/657"}],"up":[{"embeddable":true,"href":"https:\/\/users.utu.fi\/ripekl\/wp-json\/wp\/v2\/pages\/60"}],"wp:attachment":[{"href":"https:\/\/users.utu.fi\/ripekl\/wp-json\/wp\/v2\/media?parent=180"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}