Nielsen may refer to:

Business

Nielsen Gallery Nielsen Gallery is a commercial art gallery originally located on Newbury Street in the Back Bay, Boston, Back Bay area of Boston, United States. Founded in 1963 by Nina Nielsen and John Baker, the gallery won “Best Show in a Commercial Gallery in ...

, an American commercial art gallery *

Nielsen Holdings Nielsen Holdings plc (or Nielsen) is an American media audience measurement firm. Nielsen operates in over 100 countries and employs approximately 15,000 people worldwide. For most of its history, the company was known for its two subsidiarie ...

, global information, data, and measurement company **

Nielsen Corporation NIQ (also known as NielsenIQ, formerly known as ACNielsen or AC Nielsen) is a global marketing research firm, with worldwide headquarters in Chicago, Illinois, United States. The company has approximately 30,000 employees and operates in more ...

, a marketing research firm **

Nielsen Audio Nielsen Audio (formerly Arbitron) is a consumer research company in the United States that collects listener data on radio broadcasting audiences. It was founded as the American Research Bureau by Jim Seiler in 1949 and became national by mergin ...

, formerly Arbitron, which measures radio listenership **

Nielsen Broadcast Data Systems Broadcast Data Systems (also known as Nielsen BDS, BDS or Luminate BDS) was a service that tracks radio, television and internet airplay of songs. The service, which is a unit of MRC Data, is a contributing factor to North American charts publishe ...

, a service also known as BDS that tracks monitored radio, television, and internet airplay of songs **

Nielsen Media Research Nielsen Media Research (NMR) is an American firm that measures media audiences, including television, radio, theatre, films (via the AMC Theatres MAP program), and newspapers. Headquartered in New York City, it is best known for the Nielsen rat ...

, the company that creates the Nielsen ratings ***

Nielsen ratings Nielsen Media Research (NMR) is an American firm that measures media audiences, including television, radio, theatre, films (via the AMC Theatres MAP program), and newspapers. Headquartered in New York City, it is best known for the Nielsen rat ...

, a rating system used to gauge audience measurement of television programming habits in the United States *

Nielsen Norman Group The Nielsen Norman Group (NN/g) is an all-remote American research and design UX (user interface and user experience) firm. They offer training, consulting, research reports, and free articles and research findings to help experience designers ...

, a computer user interface and user experience consulting firm

Other uses

Nielsen (surname) Nielsen () is a Danish patronymic surname, literally meaning ''son of Niels'', Niels being the Danish version of the Greek male given name , Nikolaos (cf. Nicholas). It is the most common surname in Denmark, shared by about 4% of the population, an ...

, including a list of people *

Nielsen (crater) Nielsen is a lunar impact crater on the Oceanus Procellarum. It is located north-east of Montes Agricola on the western hemisphere of the Moon. To the east-southeast is the crater Wollaston. Nielsen is a bowl-shaped formation that lies astride ...

, a lunar impact crater on the Oceanus Procellarum *

Nielsen–Olesen vortex In theoretical physics, a Nielsen–Olesen vortex is a point-like object localized in two spatial dimensions or, equivalently, a classical solution of field theory with the same property. This particular solution occurs if the configuration space ...

, a point-like object localized in two spatial dimensions or a classical solution of field theory with the same property *

Nielsen fixed-point theorem Nielsen theory is a branch of mathematical research with its origins in topological fixed-point theory. Its central ideas were developed by Danish mathematician Jakob Nielsen (mathematician), Jakob Nielsen, and bear his name. The theory developed ...

Nielsen Fjord McMahon Glacier () is a glacier about long in the Anare Mountains of Victoria Land, Antarctica. It drains north between the Buskirk Bluffs and Gregory Bluffs into Nielsen Fjord. Name The McMahon Glacier was named by the Antarctic Names Commit ...

Nielsen Glacier Robertson Bay () is a large, roughly triangular bay that indents the north coast of Victoria Land between Cape Barrow and Cape Adare. Discovered in 1841 by Captain James Clark Ross, Royal Navy, who named it for Dr. John Robertson, surgeon on HMS ...

Nielsen Park She-Oak ''Allocasuarina portuensis'', commonly known as Nielsen Park she-oak, is a species of flowering plant in the family Casuarinaceae and is endemic to a restricted part of the Sydney region in eastern New South Wales. It is a slender, Dioecy, dio ...

Business

Other uses

See also