Reference Terms
from Wikipedia, the free encyclopedia
Correlation
In probability theory and statistics, correlation, also called correlation coefficient, indicates the strength and direction of a linear relationship between two random variables.
Note: The above text is excerpted from the Wikipedia article "Correlation", which has been released under the GNU Free Documentation License.
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April 29, 2025
Apr. 23, 2025 — Inspired by the movements of a tiny parasitic worm, engineers have created a 5-inch soft robot that can jump as high as a basketball hoop. Their device, a silicone rod with a carbon-fiber spine, can leap 10 feet high even though it doesn't have ...
Apr. 23, 2025 — Engineers developed a technique to grow and peel ultrathin 'skins' of electronic material that could be used in applications such as night-vision eyewear and autonomous driving in foggy ...
Apr. 16, 2025 — According to new research next-generation DNA sequencing (NGS) -- the same technology which is powering the development of tailor-made medicines, cancer diagnostics, infectious disease tracking, and gene research -- could become a prime target for ...
Apr. 9, 2025 — A hopping, insect-sized robot can jump over gaps or obstacles, traverse rough, slippery, or slanted surfaces, and perform aerial acrobatic maneuvers, while using a fraction of the energy required for flying ...
Latest Headlines
updated 12:56 pm ET
Apr. 23, 2025 — Addressing the challenges of fragrance design, researchers have developed an AI model that can automate the creation of new fragrances based on user-defined scent descriptors. The model uses mass ...
Apr. 25, 2025 — An interdisciplinary research team has unveiled the world's first artificial intelligence (AI) model designed to classify both the cancer stage and ...
Apr. 25, 2025 — As artificial intelligence (AI) continues to advance, researchers have identified a breakthrough that could make AI technologies faster and more ...
Apr. 25, 2025 — A recent global survey of 156 institutions reveals strong interest in VR-haptic technology for dental training, yet significant barriers impede ...
Apr. 25, 2025 — Many products in the modern world are in some way fabricated using computer numerical control (CNC) machines, which use computers to automate machine operations in manufacturing. While simple in ...
Apr. 24, 2025 — In examining how different countries have rolled out climate change mitigation strategies, research has found reasons to be optimistic about preserving our environment while promoting prosperity and ...
Apr. 24, 2025 — Innovative statistical method helps determine ideal threshold times in restricted mean survival time ...
Apr. 24, 2025 — A new study uses AI to modify drug doses for personalized cancer ...
Apr. 25, 2025 — A recent study has unraveled some of the secrets concealed within the entangled web of quantum ...
Apr. 24, 2025 — Scientists developed a machine-learning tool that can teach itself, with minimal external guidance, to differentiate between aerial images of flowering and nonflowering grasses -- an advance that ...