Glossary index

Technology, science and the universe

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Hardware, electronics and robotics

Personal Safety Device

A personal safety device is a wearable designed to enhance the safety of its user by integrating advanced technology into a portable format. These devices may include features such as GPS tracking…

Hardware, electronics and robotics

Personal safety sensor

A personal safety sensor is a device designed to enhance personal security by detecting potentially dangerous situations and notifying alerts to users or emergency services. These devices are…

Hardware, electronics and robotics

Personal Trainer Wearable

A personal trainer wearable is a portable device designed to provide guidance and tracking in physical training. These devices, which can take the form of smartwatches, fitness bands, or even…

Business and technology management

Personal Workspace

The Personal Workspace is a private area within a collaboration platform that allows users to efficiently manage their tasks and projects. This space is characterized by its focus on personalization…

Graphics, games and extended reality

Perspective Projection

Perspective projection is a method used in image processing that allows the representation of three-dimensional points on a two-dimensional plane, simulating the depth and three-dimensionality of…

Artificial intelligence

Perspective Transform

Perspective transformation is a mathematical and graphical process that allows mapping points from one plane to another, facilitating the correction of perspective distortions in images. This type of…

Cybersecurity

Perturbation

Perturbation is a technique used to modify data in a way that protects privacy while maintaining utility. This approach is based on the idea of altering the original data in such a way that the risk…

Artificial intelligence

Perturbation Analysis

Perturbation Analysis is a technique in explainable artificial intelligence, used to evaluate the stability and robustness of machine learning models. It involves introducing small variations in the…

Cloud and infrastructure

Pervasive computing

Pervasive computing refers to the integration of computing into everyday objects and activities, enhancing the interaction between humans and technology. This concept implies that technology becomes…

Physical and Earth sciences

Pesticide alternatives

Alternatives to pesticides are methods or products used to control pests without the use of synthetic pesticides, often focusing on natural solutions. These alternatives aim to minimize environmental…

Hardware, electronics and robotics

Pest Sensor

A pest sensor is a device designed to detect the presence of insects, rodents, and other pests in a specific area. These sensors use advanced technologies, such as IoT (Internet of Things)…

Society and culture

Petard

A firecracker is a small explosive device designed primarily to produce a loud noise and, in some cases, visual effects. It is typically composed of a mixture of gunpowder and other materials that…

Operating systems

Pfs

Pfs is a file system used in various operating systems, including Plan 9, which was developed by Bell Labs. Its design focuses on simplicity and flexibility, allowing for efficient file sharing and…

Cloud and infrastructure

PG

A PG, or Placement Group, is a collection of objects that are stored together in distributed storage systems. In the context of distributed storage, PGs are fundamental for data organization and…

Operating systems

Pgrep

Pgrep is a command-line utility that allows users to search for running processes on Unix-like operating systems using criteria such as process name, user identifier (UID), and other attributes. Its…

Operating systems

Phablet

A phablet is a mobile device that combines the features of a smartphone and a tablet, offering a larger screen than a conventional smartphone, typically between 5.5 and 7 inches. This type of device…

Software development

Phalcon

Phalcon is a high-performance PHP framework designed to provide a fast and efficient solution for building web applications. Unlike other frameworks that are implemented in pure PHP, Phalcon stands…

Society and culture

Phantom

A ghost, also known as a spirit, is the immaterial representation of a deceased person. In various cultures and traditions, ghosts are considered to be the souls of those who have died but have not…

Operating systems

Phantom Reference

A phantom reference is a type of reference in programming that allows access to an object without preventing it from being collected by the garbage collector. Unlike strong references, which keep an…

Graphics, games and extended reality

Phantom Sensation

Phantom sensation in the context of virtual reality refers to the subjective experience of feeling a limb or body part that is not physically present. This phenomenon can occur when a virtual reality…

Cybersecurity

Phantom Traffic

Phantom Traffic refers to the generation of data in a network that does not correspond to the actual activity of users. This phenomenon is especially relevant in the context of advanced networks…

Life sciences

Pharmaceutical Modeling

Pharmaceutical modeling refers to the use of mathematical and computational models to simulate the behavior of pharmaceutical compounds in the human body. This approach allows researchers to predict…

Life sciences

Pharmacogenomics

Pharmacogenomics is the study of how genes affect a person's response to medications. This discipline combines pharmacology, which is the study of drugs and their effects on the body, with genomics…

Life sciences

Pharmacology

Pharmacology is the branch of medicine that focuses on the study of drugs and their effects on the human body. This discipline encompasses both the investigation of the chemical properties of drugs…