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SCATS
The Sydney Coordinated Adaptive Traffic System, abbreviated SCATS, is an intelligent transportation system that manages the dynamic (on-line, real-time) timing of signal phases at traffic signals, meaning that it tries to find the best phasing (i.e. cycle times, phase splits and offsets) for a traffic situation (for individual intersections as well as for the whole network). SCATS is based on the automatic plan selection from a library in response to the data derived from loop detectors or other road traffic sensors. SCATS uses sensors at each traffic signal to detect vehicle presence in each lane and pedestrians waiting to cross at the local site. The vehicle sensors are generally inductive loops installed within the road pavement. The pedestrian sensors are usually push buttons. Various other types of sensors can be used for vehicle presence detection, provided that a similar and consistent output is achieved. Information collected from the vehicle sensors allows SCATS to calcul ...
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SCATS Ramp Metering System
The Sydney Coordinated Adaptive Traffic System, abbreviated SCATS, is an intelligent transportation system that manages the dynamic (on-line, real-time) timing of signal phases at traffic signals, meaning that it tries to find the best phasing (i.e. cycle times, phase splits and offsets) for a traffic situation (for individual intersections as well as for the whole network). SCATS is based on the automatic plan selection from a library in response to the data derived from loop detectors or other road traffic sensors. SCATS uses sensors at each traffic signal to detect vehicle presence in each lane and pedestrians waiting to cross at the local site. The vehicle sensors are generally Induction loop, inductive loops installed within the road pavement. The pedestrian sensors are usually push buttons. Various other types of sensors can be used for vehicle presence detection, provided that a similar and consistent output is achieved. Information collected from the vehicle sensors allows S ...
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Ramp Meter
A ramp meter, ramp signal, or metering light is a device, usually a basic traffic light or a two-section signal light (red and green only, no yellow) together with a signal controller, that regulates the flow of traffic entering freeways according to current traffic conditions. Ramp meters are used at freeway on-ramps to manage the rate of automobiles entering the freeway. Ramp metering systems have proved to be successful in decreasing traffic congestion and improving driver safety. Ramp meters are claimed to reduce congestion (increase speed and volume) on freeways by reducing demand and by breaking up platoons of cars. Two variations of demand reduction are commonly cited; one being access rate, the other diversion. Some ramp meters are designed and programmed to operate only at times of peak travel demand; during off-peak times, such meters are either showing a steady green or are turned off altogether. This allows traffic to merge onto the freeway without stopping. Other r ...
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PTIPS
The Public Transport Information and Priority System, abbreviated PTIPS, is a computer-based system that brings together information about public transport entities, such as buses. Where applicable, PTIPS can also provide transport vehicles with priority at traffic signals. PTIPS consists of a number of hardware and software components installed on-board buses which wirelessly communicate with a central set of servers. PTIPS also relies on an interface with Sydney Coordinated Adaptive Traffic System (SCATS - to provide the priority feature) and bus/route/timetable data provided by bus organisations and government authorities. PTIPS provides: * Real-time tracking of bus location and status * Traffic light priority for late running buses * Bus/Timetable performance and reliability reports * Real-time Bus arrival information for bus stops How PTIPS works PTIPS works by combining, on the one hand, schedule and route path information for buses performing timetabled services (as oppose ...
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Traffic Signal
Traffic lights, traffic signals, or stoplights – known also as robots in South Africa are signalling devices positioned at road intersections, pedestrian crossings, and other locations in order to control flows of traffic. Traffic lights consist normally of three signals, transmitting meaningful information to drivers and riders through colours and symbols including arrows and bicycles. The regular traffic light colours are red, yellow, and green arranged vertically or horizontally in that order. Although this is internationally standardised,1968, as revised 1995 and 2006Vienna Convention on Road Signs and Signals United Nations Publication ECE/TRANS/196. ISBN 978-92-1-116973-7. URL Accessed: 7 January 2022. variations exist on national and local scales as to traffic light sequences and laws. The method was first introduced in December 1868 on Parliament Square in London to reduce the need for police officers to control traffic. Since then, electricity and computerised c ...
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Rzeszów
Rzeszów ( , ; la, Resovia; yi, ריישא ''Raisha'')) is the largest city in southeastern Poland. It is located on both sides of the Wisłok River in the heartland of the Sandomierz Basin. Rzeszów has been the capital of the Subcarpathian Voivodeship (province) since 1 January 1999, and is also the county seat, seat of Rzeszów County. The history of Rzeszów dates back to the Middle Ages. It received city rights and privileges from King Casimir III the Great in 1354. Local trade routes connecting Europe with the Middle East and the Ottoman Empire resulted in the city's early prosperity and development. In the 16th century, Rzeszów had a connection with Gdańsk and the Baltic Sea. It also experienced growth in commerce and craftsmanship, especially under local Szlachta, rulers and noblemen. Following the Partitions of Poland, Rzeszów was annexed by the Austrian Empire and did not regain its position until it Second Polish Republic, returned to Poland after World War I. Rze ...
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Shanghai
Shanghai (; , , Standard Mandarin pronunciation: ) is one of the four direct-administered municipalities of the People's Republic of China (PRC). The city is located on the southern estuary of the Yangtze River, with the Huangpu River flowing through it. With a population of 24.89 million as of 2021, Shanghai is the most populous urban area in China with 39,300,000 inhabitants living in the Shanghai metropolitan area, the second most populous city proper in the world (after Chongqing) and the only city in East Asia with a GDP greater than its corresponding capital. Shanghai ranks second among the administrative divisions of Mainland China in human development index (after Beijing). As of 2018, the Greater Shanghai metropolitan area was estimated to produce a gross metropolitan product (nominal) of nearly 9.1 trillion RMB ($1.33 trillion), exceeding that of Mexico with GDP of $1.22 trillion, the 15th largest in the world. Shanghai is one of the world's major centers for ...
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Guangzhou
Guangzhou (, ; ; or ; ), also known as Canton () and alternatively romanized as Kwongchow or Kwangchow, is the capital and largest city of Guangdong province in southern China. Located on the Pearl River about north-northwest of Hong Kong and north of Macau, Guangzhou has a history of over 2,200 years and was a major terminus of the maritime Silk Road; it continues to serve as a major port and transportation hub as well as being one of China's three largest cities. For a long time, the only Chinese port accessible to most foreign traders, Guangzhou was captured by the British during the First Opium War. No longer enjoying a monopoly after the war, it lost trade to other ports such as Hong Kong and Shanghai, but continued to serve as a major transshipment port. Due to a high urban population and large volumes of port traffic, Guangzhou is classified as a Large-Port Megacity, the largest type of port-city in the world. Due to worldwide travel restrictions at the beginni ...
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Amman
Amman (; ar, عَمَّان, ' ; Ammonite language, Ammonite: 𐤓𐤁𐤕 𐤏𐤌𐤍 ''Rabat ʻAmān'') is the capital and largest city of Jordan, and the country's economic, political, and cultural center. With a population of 4,061,150 as of 2021, Amman is Jordan's primate city and is the List of largest cities in the Levant region by population, largest city in the Levant region, the list of largest cities in the Arab world, fifth-largest city in the Arab world, and the list of largest metropolitan areas of the Middle East, ninth largest metropolitan area in the Middle East. The earliest evidence of settlement in Amman dates to the 8th millennium BC, in a Neolithic site known as ʿAin Ghazal, 'Ain Ghazal, where the world's ʿAin Ghazal statues, oldest statues of the human form have been unearthed. During the Iron Age, the city was known as Rabat Aman and served as the capital of the Ammon, Ammonite Kingdom. In the 3rd century BC, Ptolemy II Philadelphus, Pharaoh of Ptole ...
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Tehran
Tehran (; fa, تهران ) is the largest city in Tehran Province and the capital of Iran. With a population of around 9 million in the city and around 16 million in the larger metropolitan area of Greater Tehran, Tehran is the most populous city in Iran and Western Asia, and has the second-largest metropolitan area in the Middle East, after Cairo. It is ranked 24th in the world by metropolitan area population. In the Classical era, part of the territory of present-day Tehran was occupied by Rhages, a prominent Median city destroyed in the medieval Arab, Turkic, and Mongol invasions. Modern Ray is an urban area absorbed into the metropolitan area of Greater Tehran. Tehran was first chosen as the capital of Iran by Agha Mohammad Khan of the Qajar dynasty in 1786, because of its proximity to Iran's territories in the Caucasus, then separated from Iran in the Russo-Iranian Wars, to avoid the vying factions of the previously ruling Iranian dynasties. The capital has been ...
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Hong Kong
Hong Kong ( (US) or (UK); , ), officially the Hong Kong Special Administrative Region of the People's Republic of China ( abbr. Hong Kong SAR or HKSAR), is a city and special administrative region of China on the eastern Pearl River Delta in South China. With 7.5 million residents of various nationalities in a territory, Hong Kong is one of the most densely populated places in the world. Hong Kong is also a major global financial centre and one of the most developed cities in the world. Hong Kong was established as a colony of the British Empire after the Qing Empire ceded Hong Kong Island from Xin'an County at the end of the First Opium War in 1841 then again in 1842.. The colony expanded to the Kowloon Peninsula in 1860 after the Second Opium War and was further extended when Britain obtained a 99-year lease of the New Territories in 1898... British Hong Kong was occupied by Imperial Japan from 1941 to 1945 during World War II; British administration resume ...
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Gdynia
Gdynia ( ; ; german: Gdingen (currently), (1939–1945); csb, Gdiniô, , , ) is a city in northern Poland and a seaport on the Baltic Sea coast. With a population of 243,918, it is the List of cities in Poland, 12th-largest city in Poland and the second-largest in the Pomeranian Voivodeship after Gdańsk. Gdynia is part of a conurbation with the spa town of Sopot, the city of Gdańsk, and suburban communities, which together form a metropolitan area called the Tricity, Poland, Tricity (''Trójmiasto'') with around 1,000,000 inhabitants. Historically and culturally part of Kashubia and Pomerelia, Eastern Pomerania, Gdynia for centuries remained a small fishing village. By the 20th-century it attracted visitors as a seaside resort town. In 1926, Gdynia was granted city rights after which it enjoyed demographic and urban development, with a Modernist architecture, modernist cityscape. It became a major seaport city of Poland. In 1970, 1970 Polish protests, protests in and aroun ...
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