Neural cryptography is an area of research that combines concepts from neural networks and cryptography. The primary focus of neural cryptography is to utilize the adaptive learning capabilities of neural networks to create cryptographic systems that can securely exchange information. Here are some key aspects of neural cryptography: 1. **Key Generation and Exchange**: Neural cryptography often involves the generation of cryptographic keys that can be securely exchanged between parties.
Universal Composability (UC) is a strong security framework for evaluating cryptographic protocols. Proposed by Ran Canetti in the early 2000s, the UC framework provides a mathematical foundation for analyzing the security of protocols in a modular way, allowing them to be composed with other protocols. This approach addresses one of the main challenges in cryptography: ensuring that a system remains secure even when its components are combined in an arbitrary manner.
Government mass surveillance projects refer to various initiatives implemented by governments around the world to monitor, collect, and analyze data on their citizens, often under the guises of national security, crime prevention, and public safety. Here are some notable examples of mass surveillance projects: 1. **PRISM** (United States) - A program run by the National Security Agency (NSA) that collects internet communications from various U.S. internet companies. It was revealed in 2013 by Edward Snowden.
Ground Sample Distance (GSD) is a measurement used in remote sensing, photogrammetry, and mapping that indicates the distance between two consecutive pixel centers on the ground, expressed in units such as centimeters or meters. It reflects the level of detail that can be resolved in an aerial image or satellite image.
The concept of a **visual hull** is primarily associated with computer vision and graphics, particularly in the context of 3D reconstruction and modeling from multiple 2D images or views. A visual hull can be understood as follows: - **Definition**: The visual hull of an object is the intersection of the visual cones from multiple viewpoints. In simpler terms, it represents the volume within which an object must lie, based on the silhouettes or outlines captured in images from different angles.
Multispectral imaging is a technique that captures image data at specific frequency ranges across the electromagnetic spectrum. Unlike traditional imaging that typically uses only visible light, multispectral imaging collects data across multiple wavelengths, including ultraviolet, visible, and infrared light. The key features of multispectral imaging include: 1. **Multiple Wavelengths**: Multispectral cameras capture data from several discrete bands, usually ranging from 3 to 10 different wavelengths, though some systems may capture more.
"Tier-scalable reconnaissance" is not a widely recognized term in standard literature or common practice, but it appears to relate to reconnaissance activities that can be scaled or adjusted according to different tiers or levels of information and operational capability. This concept could be applicable in various fields, such as military operations, intelligence gathering, or cybersecurity.
The Condorcet paradox, named after the French philosopher and mathematician Marquis de Condorcet, refers to a situation in collective decision-making where a group's preferences can lead to a cycle, meaning that no single option can be identified as the most preferred by the majority. This paradox highlights a potential inconsistency in majority rule voting systems. To illustrate the paradox, consider three candidates: A, B, and C.
A meter serial number is a unique identifier assigned to a specific meter, which is often used for measuring utilities such as electricity, gas, or water. This serial number allows utility companies to track and manage individual meters, monitor usage, and ensure accurate billing. It is typically printed on the meter itself, and can be essential for maintenance, replacements, or in case of disputes over billing.
Cristian's algorithm is a method used in computer networks for synchronizing the clocks of different systems over a network. Developed by the computer scientist Flavio Cristian in the 1980s, it is particularly useful in distributed systems where maintaining a consistent time across multiple devices is critical. The basic idea of Cristian's algorithm involves a client and a time server. The process generally follows these steps: 1. **Request**: The client sends a time request to the time server.
Weak coloring is a concept from graph theory related to the assignment of colors to the vertices of a graph. Unlike standard vertex coloring, where adjacent vertices must be assigned different colors, weak coloring relaxes this constraint. In a weak coloring of a graph, two vertices can share the same color as long as there is no edge directly connecting them. This means that any two vertices that are not adjacent can be colored the same.
Safe listening refers to practices and habits that help protect your hearing while enjoying audio content, such as music, podcasts, or any other sound. It emphasizes the importance of volume levels, listening duration, and overall audio habits to prevent hearing loss and related health issues. Here are some key aspects of safe listening: 1. **Volume Control**: Keep the volume at a reasonable level. A common guideline is to listen at no more than 60% of the maximum volume on personal devices.
Elementary modes are a concept from systems biology and metabolic engineering, particularly related to the analysis of metabolic networks. They provide a way to understand the possible metabolic behaviors of a system under given constraints. In more detail, an elementary mode is defined as a feasible pathway through a metabolic network that operates under certain conditions, typically consisting of a set of enzymes that can generate a specific product while satisfying the network's stoichiometric constraints.
Jure Zupan is not widely recognized in popular culture or historical contexts as of my last knowledge update in October 2023. It's possible that he could be a private individual, an emerging public figure, or a name associated with a specific field that hasn’t gained broad attention yet.
The Tower of Hanoi is a classic mathematical puzzle and problem-solving exercise that involves moving a stack of disks from one peg to another, following specific rules. The puzzle consists of three pegs and a number of disks of different sizes that can slide onto any peg. The objective is to move the entire stack of disks from the source peg to a target peg while adhering to the following rules: 1. Only one disk can be moved at a time.
Holism in science is an approach that emphasizes the importance of understanding systems or entities as wholes rather than solely focusing on their individual components. The concept is rooted in the belief that the properties and behaviors of complex systems cannot be fully understood by merely analyzing their parts in isolation. Instead, the interactions and relationships between those parts play a crucial role in determining the overall behavior of the system. Holism can be contrasted with reductionism, which aims to understand systems by breaking them down into their constituent parts.
Analytical chemistry is a branch of chemistry focused on the qualitative and quantitative analysis of substances to understand their composition, structure, and properties. It involves a variety of techniques and methods to separate, identify, and quantify matter. Key aspects of analytical chemistry include: 1. **Qualitative Analysis**: Determining what substances are present in a sample. This involves identifying the chemical components or compounds without necessarily measuring their concentrations.
The Von Bertalanffy function, formally known as the Von Bertalanffy growth model, describes the growth of an organism over time. It is particularly used in the fields of biology and ecology to model the growth patterns of animals and plants. The model assumes that growth is a continuous process and can be characterized by a mathematical equation.
The Magnus expansion is a mathematical technique used in the field of differential equations and quantum mechanics to solve time-dependent problems involving linear differential equations. Specifically, it is often applied to systems governed by operators that evolve in time, which is particularly relevant in quantum mechanics for the evolution of state vectors and operators. In essence, the Magnus expansion provides a way to express the time-evolution operator \( U(t) \), which describes how a state changes over time under the influence of a Hamiltonian or other operator.
Casting out nines is a mathematical technique used primarily for error detection in arithmetic calculations, especially addition and multiplication. The method relies on the concept of modular arithmetic, specifically modulo 9. The basic idea is to reduce numbers into a single-digit form called a "digit sum" or "reduced digit" by repeatedly adding the digits of a number until a single digit is obtained. This final digit, known as the "digital root," can be used to verify calculations.

Pinned article: Introduction to the OurBigBook Project

Welcome to the OurBigBook Project! Our goal is to create the perfect publishing platform for STEM subjects, and get university-level students to write the best free STEM tutorials ever.
Everyone is welcome to create an account and play with the site: ourbigbook.com/go/register. We belive that students themselves can write amazing tutorials, but teachers are welcome too. You can write about anything you want, it doesn't have to be STEM or even educational. Silly test content is very welcome and you won't be penalized in any way. Just keep it legal!
We have two killer features:
  1. topics: topics group articles by different users with the same title, e.g. here is the topic for the "Fundamental Theorem of Calculus" ourbigbook.com/go/topic/fundamental-theorem-of-calculus
    Articles of different users are sorted by upvote within each article page. This feature is a bit like:
    • a Wikipedia where each user can have their own version of each article
    • a Q&A website like Stack Overflow, where multiple people can give their views on a given topic, and the best ones are sorted by upvote. Except you don't need to wait for someone to ask first, and any topic goes, no matter how narrow or broad
    This feature makes it possible for readers to find better explanations of any topic created by other writers. And it allows writers to create an explanation in a place that readers might actually find it.
    Figure 1.
    Screenshot of the "Derivative" topic page
    . View it live at: ourbigbook.com/go/topic/derivative
  2. local editing: you can store all your personal knowledge base content locally in a plaintext markup format that can be edited locally and published either:
    This way you can be sure that even if OurBigBook.com were to go down one day (which we have no plans to do as it is quite cheap to host!), your content will still be perfectly readable as a static site.
    Figure 5. . You can also edit articles on the Web editor without installing anything locally.
    Video 3.
    Edit locally and publish demo
    . Source. This shows editing OurBigBook Markup and publishing it using the Visual Studio Code extension.
  3. https://raw.githubusercontent.com/ourbigbook/ourbigbook-media/master/feature/x/hilbert-space-arrow.png
  4. Infinitely deep tables of contents:
    Figure 6.
    Dynamic article tree with infinitely deep table of contents
    .
    Descendant pages can also show up as toplevel e.g.: ourbigbook.com/cirosantilli/chordate-subclade
All our software is open source and hosted at: github.com/ourbigbook/ourbigbook
Further documentation can be found at: docs.ourbigbook.com
Feel free to reach our to us for any help or suggestions: docs.ourbigbook.com/#contact