HDR may refer to:

Science and technology

Hard disk recorder A hard disk recorder (HDR) is a system that uses a high-capacity hard disk to record digital audio or digital video. Hard disk recording systems represent an alternative to reel-to-reel audio tape recording and video tape recorders, and provide ...

, for digital audio or video *

HD Radio HD Radio (HDR) is a trademark for in-band on-channel (IBOC) digital radio broadcast technology. HD radio generally simulcast, simulcasts an existing analog radio station in digital format with less noise and with additional text information. HD R ...

, digital audio broadcasting system * High Data Rate (disambiguation) *

High dynamic range High dynamic range (HDR), also known as wide dynamic range, extended dynamic range, or expanded dynamic range, is a signal with a higher dynamic range than usual. The term is often used in discussing the dynamic ranges of images, videos, audio o ...

, in audio or video **

High-dynamic-range rendering High-dynamic-range rendering (HDRR or HDR rendering), also known as high-dynamic-range lighting, is the rendering of computer graphics scenes by using lighting calculations done in high dynamic range (HDR). This allows preservation of details t ...

, in computer graphics **

High-dynamic-range imaging High dynamic range (HDR), also known as wide dynamic range, extended dynamic range, or expanded dynamic range, is a signal with a higher dynamic range than usual. The term is often used in discussing the dynamic ranges of images, videos, audio or ...

, in digital photography **

High-dynamic-range video High dynamic range (HDR), also known as wide dynamic range, extended dynamic range, or expanded dynamic range, is a signal with a higher dynamic range than usual. The term is often used in discussing the dynamic ranges of images, videos, audio or ...

, in video *

Homology directed repair Homology-directed repair (HDR) is a mechanism in cells to repair double-strand DNA lesions. The most common form of HDR is homologous recombination. The HDR mechanism can only be used by the cell when there is a homologous piece of DNA presen ...

, a DNA repair system in cells * Hot dry rock, a form of geothermal energy production *

GATA3 GATA3 is a transcription factor that in humans is encoded by the ''GATA3'' gene. Studies in animal models and humans indicate that it controls the expression of a wide range of biologically and clinically important genes. The GATA3 transcription ...

, a protein also named HDR

Organizations

* HDR, Inc., an American architectural and engineering firm *

HevyDevy Records Devin Garrett Townsend (born May 5, 1972) is a Canadian singer, guitarist, songwriter, and record producer. He founded extreme metal band Strapping Young Lad and was its primary songwriter, vocalist, and guitarist from 1994 to 2007. He has also ...

, a Canadian record label *

High Dive Records High Dive Records is an independent record label based in Kansas City, Missouri. It was founded in January 2013 by Jeff McCoy in order to release The ACBs album "Little Leaves" and has expanded to include acts from the greater Kansas City area as w ...

, an American record label *

Honicknowle Defence Regiment The Honicknowle Defence Regiment (HDR) was a mid-2000s criminal gang from Honicknowle, Plymouth. At one point they were dubbed one of the most feared gangs in the United Kingdom. History and founding The HDR is thought to have first appeared in ...

, a criminal organization from Honicknowle, Plymouth, England

Places

Hyderabad Junction railway station Hyderabad Junction Railway Station () is located in the city of Hyderabad, Sindh, Pakistan and serves as a major railway junction. Hyderabad Railway Station Inquiry Number: 022-9200258 History Hyderabad Junction railway station was established ...

(station code), in Sindh, Pakistan *

Hadrian Road Metro station Hadrian Road is a Tyne and Wear Metro station, serving the town of Wallsend, North Tyneside in Tyne and Wear, England. It joined the network on 14 November 1982, following the opening of the fourth phase of the network, between Tynemouth and St ...

(station code), in England

Other uses

* ''

Habilitation à diriger des recherches Habilitation is the highest university degree, or the procedure by which it is achieved, in Germany, France, Italy, Poland and some other European and non-English-speaking countries. The candidate fulfills a university's set criteria of excelle ...

'' (accreditation to supervise research), an academic qualification in France * ''

Human Development Report The Human Development Report (HDR) is an annual Human Development Index report published by the Human Development Report Office of the United Nations Development Programme (UNDP). The first HDR was launched in 1990 by the Pakistani economist Ma ...

'', an annual United Nations publication *

Humanitarian daily ration Humanitarian daily rations (HDRs, "humrats") are food rations manufactured in the United States intended to be supplied to civilians and other non-military personnel in humanitarian crises. Each is intended to serve as a single person's full ...

, an air-dropped ration for disasters

Science and technology

Organizations

Places

Other uses

See also