RESEARCH BASE

Search 3,721 documents across 34 fields — every claim tier-rated by evidence

3,721 Documents 34 Sections 43,625 Citations 34,852 Keywords Indexed 4 Evidence Tiers

3,633 are the core, quality-scored corpus (34 lettered sections — see How We Work); the remaining 88 are cross-corpus synthesis documents (68 InterDocs, 12 Connections, 8 Theories) also indexed here.

201 results for "linear no-threshold model" — page 7 of 11

T_1_07 Verified Psychology & Social

T_1_07 — Emotion Theory and Affect

Emotion theory addresses one of psychology's most fundamental and contested questions: What are emotions, where do they come from, and how many are there?

emotion theory affect basic emotions Ekman facial action coding system FACS
D_2_12 Verified Sites & Artifacts

D_2_12 — Knossos and Minoan Palatial Architecture

Knossos — located approximately 5 km south of modern Heraklion on the island of Crete — is the largest and most famous Bronze Age palatial complex in the Aegean world, serving as the political, economic, and ceremonial c

Knossos Minoan Crete palace Arthur Evans labyrinth
D_5_09 Verified Sites & Artifacts

D_5_09 — Ancient Writing Systems Compared

The invention of writing — the transition from oral to literate civilization — is among humanity's most consequential technological achievements. Yet its origins remain debated: was writing invented once and diffused, or

writing systems cuneiform hieroglyphs Linear A Linear B rongorongo
ZD_1_07 Verified Information & Computation

ZD_1_07 — Cellular Automata and Rule Systems: Emergence from Simple Rules

Cellular automata (CA) are discrete computational systems where simple local rules applied to a grid of cells generate complex global behavior — demonstrating that complexity can emerge from simplicity without central co

cellular automata Conway's Game of Life Stephen Wolfram Rule 110 emergence self-organization
ZD_3_06 Verified Information & Computation

ZD_3_06 — Internet Architecture and Protocols

The Internet — a global network of interconnected networks — is arguably the most transformative technology of the late 20th century, connecting >5 billion users worldwide. Its architecture reflects deliberate design cho

internet TCP/IP protocol packet switching ARPANET HTTP
ZD_3_08 Verified Information & Computation

ZD_3_08 — Cybersecurity and Network Security

Cybersecurity — the protection of computer systems, networks, and data from unauthorized access, damage, or disruption — has grown from a technical niche into a critical domain affecting national security, economic stabi

cybersecurity network security vulnerability exploit malware firewall
ZD_5_12 Verified Information & Computation

ZD_5_12 — Edge AI and TinyML: On-Device Machine Learning and Embedded Intelligence

Edge AI is the deployment of artificial intelligence algorithms on devices at the "edge" of the network — smartphones, embedded systems, cameras, sensors, wearables, industrial controllers, autonomous vehicles, and drone

edge AI TinyML on-device inference IoT embedded ML TensorFlow Lite
ZD_5_05 Verified Information & Computation

ZD_5_05 — Formal Methods: Mathematical Verification and Specification of Software

Formal methods are mathematically rigorous techniques for the specification, development, and verification of software and hardware systems — using formal (mathematical) languages to describe system behavior and mathemat

formal methods formal verification model checking theorem proving specification correctness
ZD_5_04 Verified Information & Computation

ZD_5_04 — Computer Graphics: Rendering, Visualization, and Visual Computing

Computer graphics (CG) is the field of computing concerned with generating, manipulating, and displaying visual content using computers — encompassing everything from the mathematical foundations of rendering photorealis

computer graphics rendering ray tracing rasterization 3D modeling GPU
ZD_4_10 Credible Information & Computation

ZD_4_10 — Complexity Theory in Biology — Kauffman, Wolfram, Edge of Chaos

The application of complexity theory to biology — the study of how complex, adaptive, self-organizing structures and behaviors emerge in living systems from the interactions of simpler components — has been one of the mo

complexity edge of chaos self-organization emergence Kauffman Wolfram
ZD_4_03 Verified Information & Computation

ZD_4_03 — Numerical Methods and Scientific Computation: Algorithms for the Continuous World

Numerical methods are algorithms for approximately solving mathematical problems that lack closed-form analytical solutions — which is to say, most problems in science and engineering. From weather prediction to aircraft

numerical methods numerical analysis floating point arithmetic IEEE 754 interpolation numerical integration
ZD_4_06 Verified Information & Computation

ZD_4_06 — Mathematical Sociology and Network Analysis

Mathematical sociology applies formal mathematical models — graph theory, probability, game theory, dynamical systems, and statistical mechanics — to understand social structures, collective behavior, and institutional d

network analysis social network graph theory small world scale-free network centrality
ZD_2_15 Verified Information & Computation

ZD_2_15 — Transformer Architecture: Self-Attention and the Foundation of Modern AI

The transformer is a neural network architecture introduced in 2017 that replaced recurrent and convolutional models as the dominant paradigm in artificial intelligence. Its core innovation — the self-attention mechanism

transformer self-attention multi-head attention positional encoding encoder-decoder BERT
ZD_2_03 Verified Information & Computation

ZD_2_03 — Natural Language Processing

Natural language processing (NLP) — the computational analysis, understanding, and generation of human language — spans rule-based, statistical, and neural approaches across tasks including machine translation, text clas

natural language processing NLP computational linguistics parsing sentiment analysis machine translation
ZD_2_07 Credible Information & Computation

ZD_2_07 — Artificial General Intelligence — Architectures and Challenges

Artificial General Intelligence (AGI) — a hypothetical AI system capable of performing any intellectual task that a human can, with the same flexibility, generality, and ability to learn and transfer knowledge across dom

AGI artificial general intelligence artificial intelligence AI superintelligence alignment
L_4_07 Verified Genetics & Origins

L_4_07 — Twin Studies and Heritability

Twin studies represent one of the most powerful natural experiments in human genetics, exploiting the fact that monozygotic (MZ, "identical") twins share ~100% of their DNA while dizygotic (DZ, "fraternal") twins share ~

twin study monozygotic dizygotic heritability concordance ACE model
L_2_05 Verified Genetics & Origins

L_2_05 — Americas Peopling Genetics

The peopling of the Americas is one of the clearest cases where ancient DNA and archaeology have converged to overturn an older narrative. The core model now favored by genetics is that the main ancestry of Indigenous Am

Americas peopling Beringia Clovis pre-Clovis Native American genetics mtDNA haplogroups
L_2_18 Verified Genetics & Origins

L_2_18 — Archaic Admixture in Africa (Ghost Populations)

While Neanderthal and Denisovan admixture in non-African populations has been well-documented since Svante Pääbo's landmark 2010 Neanderthal genome paper, evidence for archaic admixture within Africa represents a more re

archaic admixture ghost population African genetics ancient DNA introgression archaic hominin
L_3_07 Credible Genetics & Origins

L_3_07 — Behavioral Genetics: Nature and Nurture

Behavioral genetics — the scientific study of how genetic and environmental factors contribute to individual differences in behavior — has transformed our understanding of human psychology over the past half-century. Thr

behavioral genetics nature nurture twin study heritability adoption study gene-environment interaction
Y_4_14 Verified Altered States

Y_4_14 — Virtual Reality, Immersive Technology, and Altered Perception

Virtual reality (VR) and immersive technologies create genuine altered states of perception — not merely visual illusions but deep modifications of body ownership, spatial awareness, self-identity, and emotional processi

virtual reality VR augmented reality AR embodiment rubber hand illusion