PSD
Encyclopedia
Sciences
- Proportional/Sum/DerivativePID controllerA proportional–integral–derivative controller is a generic control loop feedback mechanism widely used in industrial control systems – a PID is the most commonly used feedback controller. A PID controller calculates an "error" value as the difference between a measured process variable and a...
, a version of the common discrete controller Proportional/Integral/Derivative - Particle size distributionParticle size distributionThe particle-size distribution of a powder, or granular material, or particles dispersed in fluid, is a list of values or a mathematical function that defines the relative amounts of particles present, sorted according to size...
- Phase sensitive detector
- Phase spacePhase spaceIn mathematics and physics, a phase space, introduced by Willard Gibbs in 1901, is a space in which all possible states of a system are represented, with each possible state of the system corresponding to one unique point in the phase space...
density, number of particles (atoms) populating the same state. Important in Bose Einstein Condensation - Position sensitive devicePosition sensitive deviceA Position Sensitive Device and/or Position Sensitive Detector is an optical position sensor , that can measure a position of a light spot in one or two-dimensions on a sensor surface.- Principles :...
or position sensitive detector, a device that measures the one- or two-dimensional position of a light spot - Positive-semi-definitenessPositive-definite matrixIn linear algebra, a positive-definite matrix is a matrix that in many ways is analogous to a positive real number. The notion is closely related to a positive-definite symmetric bilinear form ....
as it relates to matrices - Postsynaptic densityPostsynaptic densityThe postsynaptic density is a protein dense specialization attached to the postsynaptic membrane. PSDs were originally identified by electron microscopy as an electron-dense region at the membrane of a postsynaptic neuron...
, a specialization of the cytoskeleton at the synaptic junction - Power spectral density, the power of a signal per some unit of measurement such as temporal or spatial frequency used in signal analysis
Computers
- .psd (Photoshop document), the default file extension of the proprietary file format of Adobe System's Photoshop program.
- A portable or personal storage devicePersonal storage deviceA portable storage device is a small hard drive designed to hold any kind of digital data. This is slightly different from a portable media player, which stores and plays music and movies.Some are fixed size hard drives of 256GB, 320GB, etc...
, small hard disks designed to copy digital photographs from a camera - Programmable system deviceProgrammable system deviceA Programmable system device is a type of integrated circuit manufactured by STMicroelectronics. Meant to be teamed up with a microprocessor or microcontroller, the PSD provides most of the other functions required to implement small applications such as embedded systems.The PSD provides the...
, an integrated circuit manufactured by ST Microelectronics and including Flash-ROM, RAM, and logic functions on a single chip - Program structure diagram, also known as a Nassi–Shneiderman diagram
- Pose Space DeformationPose Space Deformation- External links :* * * *...
, a computer character animation technique - Professional Scrum Developer, a certification for Scrum (development)Scrum (development)Scrum is an iterative, incremental framework for project management often seen in agile software development, a type of software engineering....
Politics
- Civil Movement "People's Self-Defense", a political movement in Ukraine and part of the Our Ukraine–People's Self-Defense Bloc electoral alliance
- Party of Socialists and DemocratsParty of Socialists and DemocratsThe Party of Socialists and Democrats is a centre-left, social-democratic political party in San Marino. It is a member of the Socialist International and its current-day Italian counterpart is the Democratic Party....
, a political party of San Marino - Social Democratic Party (Angola)Social Democratic Party (Angola)The Social Democratic Party is a political party in Angola. The party was founded in Luanda, November 16, 1988. The party is led by Bengui Pedro João....
, a political party of Angola - Social Democratic Party (Benin)Social Democratic Party (Benin)The Social Democratic Party is a political party in Benin.The PSD was founded in 1990. Running together with the National Union for Solidarity and Progress in the February 1991 parliamentary election, the PSD won 9.8% of the vote and eight out of 64 seats in the National Assembly.The PSD's first...
, a political party of Benin - Social Democratic Party (Brazil)Social Democratic Party (Brazil)The Social Democratic Party was a liberal political party in Brazil between 1945 and 1965. Founded as a center-right party by Getúlio Vargas together with the left-leaning Brazilian Labour Party, it elected Presidents Eurico Gaspar Dutra in 1945 and Juscelino Kubitschek de Oliveira in 1955...
, a defunct political party of Brazil - Social Democratic Party (El Salvador)Social Democratic Party (El Salvador)The Social Democratic Party is a social-democratic party in El Salvador.A Social Democratic Party participated in the 1945 presidential elections, with its candidate, Osmín Aguirre y Salinas, finishing second...
, a political party of El Salvador - Social Democratic Party (Mexico)Social Democratic Party (Mexico)The Social Democratic Party was a short-lived Mexican political party.The party's first name was Social Democratic and Peasant Alternative Party but on May 2007 changed its name to Social Democratic Alternative Party, and in 2008 changed once again to simply Socialdemocratic...
, a political party of Mexico - Social Democratic Party (Moldova), a political party of Moldova
- Social Democratic Party (Nicaragua)Social Democratic Party (Nicaragua)The Social Democratic Party is a right-wing Nicaraguan political party that split from Conservatives in 1979. The party sought affiliation to the Socialist International, but its application was rejected....
, a political party of Nicaragua - Social Democratic Party (Portugal)Social Democratic Party (Portugal)The Social Democratic Party , is a centre-right liberal conservative political party in Portugal. It is commonly known by its initials, PSD; on ballot papers, its initials appear as PPD/PSD, with the first three letters coming from the party's original name, Democratic People's Party...
, a political party of Portugal - Social Democratic Party (Romania)Social Democratic Party (Romania)The Social Democratic Party is the major social-democratic political party in Romania. It was formed in 1992, after the post-communist National Salvation Front broke apart. It adopted its present name after a merger with a minor social-democratic party in 2001. Since its formation, it has always...
, a political party of Romania - Social Democratic Party (Spain)Social Democratic Party (Spain)The Social democratic party was created following a split in the Social democratic union party on April 9, 2007 in Spain, in the Valencian Community, its ideology is social democratic....
, a political party of Spain - Socialist Destourian PartySocialist Destourian PartyThe Socialist Destourian Party was the ruling political party of Tunisia from 1964 to 1988. Bahi Ladgham was the first Prime Minister from the party and Hédi Baccouche was the last. It was founded on October 22, 1964 and disbanded on February 27, 1988. Habib Bourgiba was the first president of the...
, the old name (to 1988) of the ruling party in Tunisia, currently called Constitutional Democratic Rally
Finance
- Payment Services DirectivePayment Services DirectiveThe Payment Services Directive is a regulatory initiative from the European Commission which will regulate payment services and payment service providers throughout the European Union and European Economic Area .The purpose is to increase pan-European competition and participation in the...
, an initiative to regulate payment services and payment service providers in the European Union - Private Sector DevelopmentPrivate sector developmentPrivate Sector Development is a strategy for promoting economic growth and reducing poverty in developing countries by building private enterprises, membership organizations representing them, and competitive markets that are stronger and more inclusive....
, a strategy for promoting economic growth and reducing poverty in developing countries
People
- PSD (DJ), an American club disc jockey residing on the East Coast, also known as p-spEEd
- PSD (rapper)PSD (rapper)Steve Davison, better known as PSD, PSD Tha Drivah or Stevie Dee, is a rapper and producer from Vallejo, California who is closely associated with the late Mac Dre and his record label, Thizz Entertainment.-Biography:...
, a CalifornianCalifornianCalifornian is an adjective describing something related to the American state of California.It can also refer to:Periodicals:* The Bakersfield Californian, Bakersfield, California* The Salinas Californian, Salinas, California...
rapper and hip-hop producer.
Others
- Personal Security Detail or Protective Services Detail Military, or private security contractor unit tasked to protect a client
- Personal Security Detachment, U.S. Army unit assigned to protect VIPs
- Propulsion System Demonstrator
- Pesticides Safety DirectoratePesticides Safety DirectorateThe Pesticides Safety Directorate was an agency of the Department for Environment, Food and Rural Affairs . It was based in York with about 200 scientific, policy and support staff and was responsible for the authorisation of plant protection products and, from 2005, detergents, in the United...
, UK - Philippine School DohaPhilippine School DohaPhilippine School Doha is a non-stock, non-profit, educational corporation focused on the Filipino community in Qatar.-History:Philippine School Doha was established in October 1992 to serve the educational needs of the children of the Filipino community in the State of Qatar...
, a Filipino school in Doha, Qatar - Plains Indian Sign LanguagePlains Indian Sign LanguageThe Plains Indian sign languages are various manually coded languages used, or formerly used, by various Native Americans of the Great Plains of the United States of America and Canada...
, an endangered native sign language of North America - Platform Screen DoorsPlatform screen doorsPlatform screen doors and platform edge doors at train or subway stations screen the platform from the train. They are a relatively new addition to many metro systems around the world, with some platform doors retrofitted rather than installed with the metro system itself. They are widely used in...
, doors used on the edges of underground railway platforms - Plastic Surgery DisastersPlastic Surgery DisastersPlastic Surgery Disasters is the second album released by the Dead Kennedys. It has been reissued with the EP In God We Trust, Inc., which are the last eight tracks on the CD. The cover photo is "Hands" by photographer Michael Wells. The same photo was used by other San Francisco based punk band...
, a 1982 album by the Dead Kennedys - Power Split Device, part of the Hybrid Synergy DriveHybrid Synergy DriveHybrid Synergy Drive is a set of hybrid car technologies developed by Toyota and used in the company's Auris, Prius, Highlander Hybrid, Camry Hybrid, Estima, Alphard, Lexus CT, Lexus RX 400h/RX 450h, Lexus GS 450h, Lexus LS 600h/LS 600hL, and Lexus HS 250h automobiles. Toyota also licenses its HSD...
on a Toyota Prius - Program Service Data, also known as program-associated data, usually data sent along with an HD radio program
- Psychiatric Service DogPsychiatric service dogA psychiatric service dog is a specific type of service dog trained to assist their handler with a psychiatric disability, such as post-traumatic stress disorder or schizophrenia....
, a specific type of assistance dog that helps people with psychiatric disabilities - Punch Sport DrinkPunch Sport DrinkPunch Sport Drink is a beverage served to Midshipmen at the United States Naval Academy. It is produced by the H.R. Nicholson Company exclusively for the USNA...
, a drink served to midshipmen at the United States Naval Academy - Ford Power Stroke engineFord Power Stroke enginePower Stroke is the name given to the diesel engines found in Ford Super Duty trucks, Ford Excursion SUVs, Ford Econoline vans, and Ford LCF commercial vehicles. Production by Navistar International Corporation for Ford Motor Company began in mid 1994, in Indianapolis, Indiana, Huntsville,...
, the Ford turbo diesel engine available in the F250 / F350 line as well as other trucks - Pennridge School DistrictPennridge School DistrictPennridge School District is located approximately north of Philadelphia in Bucks County, Southeast Pennsylvania.-The District:Pennridge School District, covers approximately with a total population of 45,000 and encompasses eight municipalities including the boroughs of Dublin, Perkasie,...
, a school district in Pennsylvania, near Philadelphia - Prevention of Significant Deterioration of Air QualityClean Air Act (United States)The Clean Air Act is a United States federal law enacted by Congress, and signed by President Richard Nixon on December 31, 1970 to control air pollution on a national level. It requires the Environmental Protection Agency to develop and enforce regulations to protect the general public from...
- Professional School Degree
- Pre-school depression