Articles tagged with Dimensionality
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Researchers used fMRI data to uncover how the hippocampus coordinates memory processes by analyzing neural activity patterns. The study found that participants remembered scenes with lower novelty more accurately and that the hippocampus integrates diverse forms of novel information.
Scientists at uOttawa have developed Fourier Quantum Process Tomography (FQPT) to validate quantum circuit performance. The technique allows for high-accuracy characterization with minimal measurements, enabling significant advancements in quantum computing.
Researchers found a universal equation that approximates the frequency of wingbeats and fin strokes across different animal groups. The equation shows a proportional relationship between body mass, wing area, and wingbeat frequency, revealing a relatively constant pattern across diverse species.
Researchers developed a novel AI technique to detect Medicare fraud in big data, using Random Undersampling and supervised feature selection. The method improved classification performance, especially when reducing features, and outperformed models with all available features.
A new technique accurately describes high-dimensional data using lower-dimensional smooth structures, overcoming the limitations of traditional methods. The approach achieves cutting-edge estimation accuracy and convergence rates while enhancing computational efficiency through GANs.
Scientists at Lancaster University have discovered that superfluid helium-3 behaves like a two-dimensional system when probed with mechanical resonators. This finding has significant implications for our understanding of superfluidity and its potential applications in various fields.
Researchers have implemented Orbital Angular Momentum (OAM) as an independent information carrier for optical holography, leading to OAM multiplexed holography. The new design approach, MHC-OAM, uses spatial light modulators to achieve multiramp helical conical beams with different parameters serving as information encryption or decryp...
Researchers demonstrated a 300-fold increase in electron-phonon coupling strength by reducing dimensionality, paving the way for novel engineering opportunities. The enhancement was attributed to non-local nature of coupling in synthetic SRO/STO superlattices.
Researchers have uncovered the oldest known architectural plans of human-made mega structures, dated to between 7,000 and 8,000 years ago. These engravings depict desert kites used to trap wild animals, showcasing a milestone in intelligent behavior and spatial representation.
A new software program, Mistic, allows for the simultaneous viewing of tissue images through dimensionality reduction methods. The software enables the extraction of data from multiplexed images, facilitating the understanding of cancer biology and the development of new therapies.
Researchers use machine learning to automatically analyze Reflection High-Energy Electron Diffraction (RHEED) data, enabling faster and more efficient discovery of new materials. The study focused on surface superstructures in thin-film silicon surfaces and identified optimal synthesis conditions using non-negative matrix factorization.
A global competition between approximation methods for analyzing large spatial datasets shed light on their statistical efficiency. The competition compared various methods using synthetic spatial datasets and revealed the performance of different approaches, providing a unified framework for understanding existing approximation methods.
A KAUST-led research team has developed a prediction scheme that can more reliably forecast future environmental trajectories by integrating information from past complete and partial data. This approach, called partial functional prediction (PFP), captures both long-term trends and well-matched partial trajectories to achieve improved...
Researchers at Carnegie Mellon University have developed a new approach to study neuronal interactions, combining spike count correlation and dimensionality reduction methods. This integration provides a more comprehensive understanding of brain function, shedding light on how neurons communicate and influence various bodily functions.
Researchers developed a method to grow crystals with reversible phase transitions between 2D and 3D structures, leading to significant changes in electronic conductivity. The alloy's properties can be controlled by temperature, enabling potential applications in novel semiconductor technologies.
Researchers from Tokyo Metropolitan University developed a new quantity to measure the dimensionality of thermoelectric nanomaterials. This metric varies differently with conductivity for 1D, 2D, and 3D systems, providing clear distinctions in how it changes, agreement with theoretical predictions.
Researchers investigated how observers perform in 2D and 3D image localization tasks, finding that they often treat volumetric images as stacks of independent 2D images. This leads to inefficiencies in target localization, especially for smaller targets in 3D images.
Researchers established an explicit scaling form for the free energy density, including a Gaussian fixed point and multiplicative logarithmic corrections. Monte Carlo simulations supported the conjectured scaling forms for various macroscopic quantities.
Researchers used statistical physics models to study biological complexity and found that organisms are restricted to a low level of dimensionality. This means that their essential building blocks appear to be linked to each other, with variations fitting a one-dimensional curve or low-dimensional surface regardless of the environment.
A new intercalation strategy boosts superconductivity in layered materials, enabling tailored topological properties. The method, developed by Tsinghua University researchers, shows enhanced superconductivities and good sample stabilities in intercalated MoTe2 and WTe2.
Researchers propose a new approach to correct artificial intelligence errors by leveraging high-dimensional brain insights. The GMT approach enables efficient correction without retraining the original system, reducing time and resources required.
Researchers at KAUST have developed a systematic method for comparing the accuracy of different types of simulation models for predicting extreme events. The study found that nonparametric methods are more flexible but limited to small dimensions, while parametric methods can handle higher-dimensional problems but are sensitive to errors.
The book explores how hierarchical organization, wavelet transformation, subspace trees, and deep learning can overcome the curse of dimensionality to develop efficient big multimedia databases. It introduces essential statistical supervised machine learning algorithms for information retrieval.
A new review paper explores the use of dimensionality reduction in neuroscience to uncover the complexity of brain function. By analyzing the activity of hundreds of neurons concurrently, researchers can gain a deeper understanding of how the brain distinguishes between different odors, makes decisions under uncertainty, and thinks abo...
A University of Utah computer scientist has devised a new method to simplify and speed up data mining, allowing for the analysis of high-dimensional data. The new approach can handle larger datasets than previous methods, making it useful for various applications in natural and social sciences.
Researchers used virtual reality to visualize the Earth's electromagnetic tail, a challenging problem for astrophysicists. They discovered that charged particles follow a moebius strip path, which they confirmed using 3D imaging equipment.