#research
45 materials
StatOracle–12 Cluster Analysis in R
Cluster analysis — a method very frequently employed in zoological research. Unfortunately, in many instances its application is not the optimal choice, which is precisely why one must understand the distinctive characteristics of this method.
Speech at the conference "IOP Conference Series: Earth and Environmental Science"
Paper presented at the IOP Conference Series: Earth and Environmental Science
T1. Strategy of Our Actions. "The Past, Present and Possible Future of Humanity and the Biosphere"
T1-1. Strategies and planning horizon T1-2. () T1-3. () Appendix T1-4. () Appendix T1-5. ()
S1. Personal Safety. “The Past, Present, and Possible Future of Humanity and the Biosphere”
S1-1. What safety consists of and what it is worth S1-2. (Personal identification of a human being) S1-3. () Appendix S1-4. () Appendix S1-5. ()
R3. Demographic Transition. “The Past, Present, and Possible Future of Humanity and the Biosphere”
R3-1. Changes in mortality and birth rates R3-2. () R3-3. () Appendix R3-4. () Appendix R3-5. ()
R2. Human Demography. "The Past, Present, and Possible Future of Humanity and the Biosphere"
R2-1. Growth of human population R2-2. () R2-3. () Appendix R2-4. () Appendix R2-5. ()
R1. Human Life Cycle. "The Past, Present, and Possible Future of Humanity and the Biosphere"
R1-1. Changes in physiological state with age R1-2. (Healthy and unhealthy lifestyle) R1-3. (Medical fashion) Appendix R1-4. () Appendix R1-5. ()
StatOracle–02 Foundation: canon of primary data collection and example PelophylaxExamples
How should a table for collecting primary data in biological research be organized? What programs can be used to analyze it?
“Natural Sciences. The Past, Present, and Possible Future of Humanity and the Biosphere” in the “Karazin Course of Natural Sciences”
The Laboratory of Integrative Teaching of Natural Sciences at V.N. Karazin Kharkiv National University is creating the “Karazin Course of Natural Sciences.” This page explains what it is and why it is being developed.
K1. Materials Around Us. "The Past, Present, and Possible Future of Humanity and the Biosphere"
K1-1. (Classification of materials) K1-2. (Finding a compromise) K1-3. (Materials of the future) Appendix K1-4. (Evolution of building materials and evolution of architecture) Appendix K1-5. (Graphene, carbon nanotubes, fullerenes)
G1. Energy from the Past. "The Past, Present and Possible Future of Humanity and the Biosphere"
G1-1. (Conditions and Resources. Ecological Niche) G1-2. Energy Sources of Humanity Appendix G1-3. ("Peak Oil") Appendix G1-4. (Life Without Phosphorus)
F1. Chain of Predecessors. “Past, Present, and Possible Future of Humanity and the Biosphere”
F1-1. (A look back from the endpoint of the path). F1-2. Stages of anthropogenesis. F1-3. (Stages of development of prehistoric material culture). Supplement F1-4. (Hybridization of different human species).
D3. Life Changes the Planet. “Past, Present, and Possible Future of Humanity and the Biosphere”
D3-1. How is time determined in Earth’s record? D3-2. How is the tree of life studied? D3-3. (Oxygen revolution). Supplement D3-4. (Asteroid bombardment of early Earth). Supplement D3-5. (How is the appearance of fossil organisms reconstructed?).
D1. Substances for Life. “Past, Present, and Possible Future of Humanity and the Biosphere”
D1-1. (Major groups of organic substances). D1-2. (Abiogenic synthesis of organic substances). Supplement D1-3. (Organic matter in space).
C3. The Active Earth. «The Past, Present, and Possible Future of Humanity and the Biosphere»
C3-1. (Structure of the Earth) C3-2. (Sedimentary, Igneous, and Metamorphic Rocks) C3-3. (Geochronological Scale) Appendix C3-4. () Appendix C3-5. ()
D2. Life and Natural Selection. «The Past, Present, and Possible Future of Humanity and the Biosphere»
D2-1. How does the living differ from the non-living? D2-2. The Origin of Life Appendix D2-3. The Butlerov Reaction Appendix D2-4. How does new information arise? Appendix D2-5. (Chirality of Biomolecules)
C2. Earth and the Moon. «The Past, Present, and Possible Future of Humanity and the Biosphere»
C2-1. A "lucky" planet with a large moon C2-2. (Formation of the Moon) Appendix C2-3. (The "Apollo" Program) Appendix C2-4. (Inversions of Earth's Magnetic Field) Appendix C2-5. (The Search for Extraterrestrial Life)
C1. Solar System. “Past, Present, and Possible Future of Humanity and the Biosphere”
C1-1. Earth’s place in the Universe. C1-2. (Formation of the Solar System). Supplement C1-3. (). Supplement C1-4. ().
B5. Micro-, Macro-, and Megaworld. “Past, Present, and Possible Future of Humanity and the Biosphere”
B5-1. (Why do size scales matter?). B5-2. (Paradoxes of quantum mechanics). Supplement B5-4. (Fate of the Universe). Supplement B5-4. (Dark matter). Supplement B5-5. (Dark energy).