Search｜Photos & Images & Videos｜KYODO NEWS IMAGES INC

XINHUA PHOTOS OF THE DAY

(240225) -- BEIJING, Feb. 25, 2024 (Xinhua) -- This photo taken on Jan. 25, 2024 shows a portrait of Zhang Zhengtao. Led by his supervisor, Zhang Zhengtao, a graduate from the Institute of Automation of the Chinese Academy of Sciences (CASIA), joined the research of a large scientific device in 2010. Zhang was the first to apply artificial intelligence (AI) algorithm and precision optical imaging system to a device of its kind. He has made a number of technological breakthroughs in automated optical inspection (AOI) technologies since then. In 2016, he spearheaded in the incorporation of CASI Vision, which applies AOI technologies to non-destructive automatic inspection of standardized industrial products. To date, Zhang still serves as a researcher and doctoral supervisor at CASIA. As a scientist and an entrepreneur, he encourages his students to do practical research by focusing research funds at key issues, and addressing pain points with actual demand from the market. (Xinhua/Jin Liwang)

E

(EyesOnSci)CHINA-AOI TECHNOLOGY-RESEARCHER-ENTREPRENEUR (CN)

(240224) -- BEIJING, Feb. 24, 2024 (Xinhua) -- Zhang Zhengtao (L) prepares for a group meeting at the Institute of Automation of the Chinese Academy of Sciences (CASIA) in Beijing, capital of China, Jan. 25, 2024. Led by his supervisor, Zhang Zhengtao, a graduate from the Institute of Automation of the Chinese Academy of Sciences (CASIA), joined the research of a large scientific device in 2010. Zhang was the first to apply artificial intelligence (AI) algorithm and precision optical imaging system to a device of its kind. He has made a number of technological breakthroughs in automated optical inspection (AOI) technologies since then. In 2016, he spearheaded in the incorporation of CASI Vision, which applies AOI technologies to non-destructive automatic inspection of standardized industrial products. To date, Zhang still serves as a researcher and doctoral supervisor at CASIA. As a scientist and an entrepreneur, he encourages his students to do practical research by focusing research funds at key issue

E

(EyesOnSci)CHINA-AOI TECHNOLOGY-RESEARCHER-ENTREPRENEUR (CN)

(240224) -- BEIJING, Feb. 24, 2024 (Xinhua) -- Zhang Zhengtao (L) discusses research progress with a student at a lab of the Institute of Automation of the Chinese Academy of Sciences (CASIA) in Beijing, capital of China, Jan. 25, 2024. Led by his supervisor, Zhang Zhengtao, a graduate from the Institute of Automation of the Chinese Academy of Sciences (CASIA), joined the research of a large scientific device in 2010. Zhang was the first to apply artificial intelligence (AI) algorithm and precision optical imaging system to a device of its kind. He has made a number of technological breakthroughs in automated optical inspection (AOI) technologies since then. In 2016, he spearheaded in the incorporation of CASI Vision, which applies AOI technologies to non-destructive automatic inspection of standardized industrial products. To date, Zhang still serves as a researcher and doctoral supervisor at CASIA. As a scientist and an entrepreneur, he encourages his students to do practical research by focusing rese

E

(EyesOnSci)CHINA-AOI TECHNOLOGY-RESEARCHER-ENTREPRENEUR (CN)

(240224) -- BEIJING, Feb. 24, 2024 (Xinhua) -- Zhang Zhengtao attends a group meeting at the Institute of Automation of the Chinese Academy of Sciences (CASIA) in Beijing, capital of China, Jan. 25, 2024. Led by his supervisor, Zhang Zhengtao, a graduate from the Institute of Automation of the Chinese Academy of Sciences (CASIA), joined the research of a large scientific device in 2010. Zhang was the first to apply artificial intelligence (AI) algorithm and precision optical imaging system to a device of its kind. He has made a number of technological breakthroughs in automated optical inspection (AOI) technologies since then. In 2016, he spearheaded in the incorporation of CASI Vision, which applies AOI technologies to non-destructive automatic inspection of standardized industrial products. To date, Zhang still serves as a researcher and doctoral supervisor at CASIA. As a scientist and an entrepreneur, he encourages his students to do practical research by focusing research funds at key issues, and ad

E

(EyesOnSci)CHINA-AOI TECHNOLOGY-RESEARCHER-ENTREPRENEUR (CN)

(240224) -- BEIJING, Feb. 24, 2024 (Xinhua) -- This photo taken on Jan. 25, 2024 shows a portrait of Zhang Zhengtao. Led by his supervisor, Zhang Zhengtao, a graduate from the Institute of Automation of the Chinese Academy of Sciences (CASIA), joined the research of a large scientific device in 2010. Zhang was the first to apply artificial intelligence (AI) algorithm and precision optical imaging system to a device of its kind. He has made a number of technological breakthroughs in automated optical inspection (AOI) technologies since then. In 2016, he spearheaded in the incorporation of CASI Vision, which applies AOI technologies to non-destructive automatic inspection of standardized industrial products. To date, Zhang still serves as a researcher and doctoral supervisor at CASIA. As a scientist and an entrepreneur, he encourages his students to do practical research by focusing research funds at key issues, and addressing pain points with actual demand from the market. (Xinhua/Jin Liwang)

E

(EyesOnSci)CHINA-AOI TECHNOLOGY-RESEARCHER-ENTREPRENEUR (CN)

(240224) -- BEIJING, Feb. 24, 2024 (Xinhua) -- This photo taken on Jan. 25, 2024 shows a portrait of Zhang Zhengtao. Led by his supervisor, Zhang Zhengtao, a graduate from the Institute of Automation of the Chinese Academy of Sciences (CASIA), joined the research of a large scientific device in 2010. Zhang was the first to apply artificial intelligence (AI) algorithm and precision optical imaging system to a device of its kind. He has made a number of technological breakthroughs in automated optical inspection (AOI) technologies since then. In 2016, he spearheaded in the incorporation of CASI Vision, which applies AOI technologies to non-destructive automatic inspection of standardized industrial products. To date, Zhang still serves as a researcher and doctoral supervisor at CASIA. As a scientist and an entrepreneur, he encourages his students to do practical research by focusing research funds at key issues, and addressing pain points with actual demand from the market. (Xinhua/Jin Liwang)

E

(EyesOnSci)CHINA-AOI TECHNOLOGY-RESEARCHER-ENTREPRENEUR (CN)

(240224) -- BEIJING, Feb. 24, 2024 (Xinhua) -- Zhang Zhengtao (R) discusses research progress with a student at a lab of the Institute of Automation of the Chinese Academy of Sciences (CASIA) in Beijing, capital of China, Jan. 25, 2024. Led by his supervisor, Zhang Zhengtao, a graduate from the Institute of Automation of the Chinese Academy of Sciences (CASIA), joined the research of a large scientific device in 2010. Zhang was the first to apply artificial intelligence (AI) algorithm and precision optical imaging system to a device of its kind. He has made a number of technological breakthroughs in automated optical inspection (AOI) technologies since then. In 2016, he spearheaded in the incorporation of CASI Vision, which applies AOI technologies to non-destructive automatic inspection of standardized industrial products. To date, Zhang still serves as a researcher and doctoral supervisor at CASIA. As a scientist and an entrepreneur, he encourages his students to do practical research by focusing rese

E

Car plows into pedestrians in central Osaka

OSAKA, Feb. 25 Kyodo - Photo taken from a Kyodo News helicopter shows police officers examining a car after it mounted a sidewalk and plowed into pedestrians in the busy Umeda district of Osaka on Feb. 25, 2016. The crash killed the driver and a pedestrian while leaving another pedestrian in critical condition and injuring eight others.

E

Car plows into pedestrians in central Osaka

OSAKA, Feb. 25 Kyodo - A car is towed after it mounted a sidewalk and plowed into pedestrians in the busy Umeda district of Osaka on Feb. 25, 2016. The crash killed the driver and a pedestrian while leaving another pedestrian in critical condition and injuring eight others.

E

TUNISIA-MELLEGUE DAM-CONSTRUCTION

(220825) -- EL KEF, Aug. 25, 2022 (Xinhua) -- Photo taken on Feb. 15, 2021 shows the construction site of the Mellegue dam in Tunisia's northwestern province of El Kef. In May 2016, China's power construction company Sinohydro won the bid to build a new dam over the river to replace the run-down old one. The Mellegua dam is scheduled for completion in September 2023. With a maximum capacity of 305 million cubic meters of water, it will play a significant role in protecting the ecological environment in Tunisia. TO GO WITH: "Feature: Chinese firm builds dam to boost Tunisia's economic, social development" (Sinohydro/Handout via Xinhua)

E

(SP)BRITAIN-STOCK MANDEVILLE-PARALYMPIC GAMES-BIRTHPLACE

(220225) -- STOCK MANDEVILLE, Feb. 25, 2022 (Xinhua) -- Photo taken on Feb. 24, 2022 shows 2016 Rio Paralymic Torch (L) and 2012 London Paralympic Torch at National Paralympic Heritage Center in Stoke Mandeville Stadium in Stoke Mandeville, Britain. TO GO WITH "Feature: An ongoing journey starts from Stoke Mandeville" (Xinhua/Li Ying)

E

Giant panda Tian Bao to remain in Belgian zoo in 2022

STORY: Giant panda Tian Bao to remain in Belgian zoo in 2022 DATELINE: Feb. 25, 2022 LENGTH: 00:03:19 LOCATION: Brussels CATEGORY: SOCIETY SHOTLIST: STANDUP (English): HE XIYUE, Xinhua correspondent SOUNDBITE 1 (Chinese): LIU YANG, Panda keeper at Pairi Daiza zoo SOUNDBITE 2 (English): NORA VERHOEYEN, Visitor at Pairi Daiza zoo SOUNDBITE 3 (Chinese): LIU YANG, Panda keeper at Pairi Daiza zoo SOUNDBITE 4 (English): NORA VERHOEYEN, visitor at Pairi Daiza zoo SOUNDBITE 5 (Chinese): LIU YANG, Panda keeper at Pairi Daiza zoo STORYLINE: Tian Bao, the very first giant panda born in 2016 in Belgium, will be able to stay at the Pairi Daiza zoo in Belgium in 2022, according to a press release published by the zoo recently. STANDUP (English): HE XIYUE, Xinhua correspondent "We are now at the Pairi Daiza Zoo in Belgium, and this is the territory of Tian Bao, the very first giant panda born in Belgium who has won the hearts of countless fans across Europe. As the zoo reopens recently after its winter time break, it re

E

Toyota restarts some assembly lines following stoppage after quakes

Photo taken Feb. 1, 2016 shows Toyota Motor Corp.'s Tsutsumi plant in Toyota, Aichi Prefecture, one of the four domestic plants where the company resumed operations on auto assembly lines on April 25 after a suspension due to powerful earthquakes in southwestern Japan that led to parts shortages. (Kyodo) ==Kyodo

E

Hon Hai seeking to cut Sharp takeover price: sources

File photo taken Feb. 25, 2016, shows the headquarters of Sharp Corp. in Osaka, western Japan. Taiwan's Hon Hai Precision Industry Co. is negotiating a cut in the price it has agreed to pay for its takeover of Sharp in view of liabilities the Japanese electronics firm may incur in the future, sources close to the matter said March 21, 2016. (Kyodo) ==Kyodo

E

Experts call for using foot soles for identification

Photo taken in Tokyo on Feb. 25, 2016 shows Hideo Kaneko (L) and Akira Mitsuzane, former members of Tokyo's Metropolitan Police Department, who are leading a move to identify bodies of victims of natural disasters or people with dementia who are under protective custody using the soles of the feet. (Kyodo) ==Kyodo

E

Scenes of Thimphu, Bhutan

A boy holds a picture of Bhutan's King Jigme Khesar Namgyel Wangchuck in the capital Thimphu on Feb. 21, 2016. The mountainous country is in a celebratory mood following the birth of the first child, a boy, Feb. 5 of the 36-year-old king and his 25-year-old wife, Queen Jetsun Pema. (Kyodo) ==Kyodo

E

"Kumamon" train begins limited service period

"Kumamon," the popular black bear mascot of Kumamoto Prefecture, attends an event in Tokyo on Feb. 29, 2016, to mark the start of a Kumamon-featured train by railway operator Keikyu Corp. The train is scheduled to run between Tokyo and Kanagawa Prefecture through March 25. (Kyodo) ==Kyodo

E

"Kumamon" train begins limited service period

"Kumamon," the popular black bear mascot of Kumamoto Prefecture, attends an event in Tokyo on Feb. 29, 2016, to mark the start of a Kumamon-featured train by railway operator Keikyu Corp. The train is scheduled to run between Tokyo and Kanagawa Prefecture through March 25. (Kyodo) ==Kyodo

E

Osaka car accident near site of earlier crash injures 3

Photo shows an intersection in Osaka's Umeda entertainment district, where a car hit three pedestrians on Feb. 28, 2016, causing minor injuries. It happened only about 400 meters away from the scene of a Feb. 25 car crash that killed the driver and a pedestrian while injuring nine others. (Kyodo) ==Kyodo

E

Tennis: Osaka falls in Acapulco quarterfinals

Japanese teenager Naomi Osaka hits a forehand in her quarterfinal match against Sloane Stephens of the United States at the Abierto Mexicano Telcel tennis tournament in Acapulco, Mexico, on Feb. 25, 2016. The second-seeded Stephens won 6-3, 7-5. (Kyodo) ==Kyodo

E

Baseball: Otani should follow his own path: Darvish

Texas Rangers pitcher Yu Darvish plays catch at the club's spring training complex in Surprise, Arizona, on Feb. 25, 2016. Darvish had some advice for Shohei Otani, the biggest star of his former Japanese team, the Nippon Ham Fighters, saying he should continue to work on both his batting and pitching if that's what he wants. (Kyodo) ==Kyodo

E

1st train tickets of Hokkaido Shinkansen sold out in 25 seconds

People line up at the ticket counter at JR Hakodate Station in Hokkaido, northern Japan on Feb. 26, 2016, to purchase tickets for the Hokkaido Shinkansen bullet train, which goes into service on March 26. Tickets for the first train, which departs from Hakodate, were sold out in 25 seconds. (Kyodo) ==Kyodo

E

1st train tickets of Hokkaido Shinkansen sold out in 25 seconds

People line up at the ticket counter at JR Hakodate Station in Hokkaido, northern Japan, on Feb. 26, 2016, to purchase tickets for the Hokkaido Shinkansen bullet train, which goes into service on March 26. Tickets for the first train, which departs from Hakodate, were sold out in 25 seconds. (Kyodo) ==Kyodo

E

Abe's special adviser calls for 5 tril. yen in stimulus measures

Japanese Prime Minister Shinzo Abe's special economic adviser Etsuro Honda says in an interview with Kyodo News in Tokyo on Feb. 25, 2016 that "stimulus measures worth at least 5 trillion yen" ($45 billion) are needed to support the stagnant economy. (Kyodo) ==Kyodo

E

U.S. presents "unprecedented sanctions" resolution against N. Korea

U.S. Ambassador to the United Nations Samantha Power is interviewed by Kyodo News in New York on Feb. 25, 2016. Describing a draft resolution Washington introduced to the U.N. Security Council the same day to enhance sanctions against North Korea, Power said the document "goes well beyond anything we have done for North Korea, anything we did at all for Iran, which of course had a devastating effect on the Iranian economy." (Kyodo) ==Kyodo

E

People rally in Pyongyang to carry out "70-day battle"

People march carrying flags of North Korea's Workers' Party during a rally in Kim Il Sung Square in Pyongyang on Feb. 25, 2016, for a "70-day battle" ahead of the 7th Party Congress in May. (Kyodo) ==Kyodo

E

People rally in Pyongyang to carry out "70-day battle"

People march carrying flags of North Korea's Workers' Party during a rally in Pyongyang on Feb. 25, 2016, for a "70-day battle" ahead of the 7th Party Congress in May. (Kyodo) ==Kyodo

E

Zika virus case confirmed in Japan

Kazunari Asanuma, a section chief in charge of infectious diseases at Japan's Health, Labor and Welfare Ministry, speaks about Japan's first Zika virus case following its spread in Latin America at a press conference at the ministry in Tokyo on Feb. 25, 2016. He said the virus was detected in a teenage male in Kawasaki, south of Tokyo, who has been in Brazil. (Kyodo) ==Kyodo

E

U.S. presents "unprecedented sanctions" resolution against N. Korea

U.S. Ambassador to the United Nations Samantha Power is interviewed by Kyodo News in New York on Feb. 25, 2016. Describing a draft resolution Washington introduced to the U.N. Security Council the same day to enhance sanctions against North Korea, Power said the document "goes well beyond anything we have done for North Korea, anything we did at all for Iran, which of course had a devastating effect on the Iranian economy." (Kyodo) ==Kyodo

E

Japan retains economic assessment in Feb., cuts global view

Japanese Prime Minister Shinzo Abe's (far R) Cabinet holds a meeting in Tokyo on Feb. 25, 2016, to discuss the government's monthly economic report. Japan maintained its assessment of the domestic economy for February as recovering moderately despite some weakness, while warning of the possible risks of growing uncertainty in overseas economies. (Kyodo) ==Kyodo

E

People rally in Pyongyang to carry out "70-day battle"

People rally in Kim Il Sung Square in Pyongyang on Feb. 25, 2016, for a "70-day battle" ahead of the 7th Party Congress in May. (Kyodo) ==Kyodo

E

Table tennis: Fukuhara aims to play China in final at team worlds

Japanese table tennis player Ai Fukuhara speaks to reporters at Narita airport near Tokyo on Feb. 25, 2016, before leaving for Kuala Lumpur, the venue of the world team championships beginning Feb. 28. Fukuhara pledged to make efforts for the team to play China in the final. (Kyodo) ==Kyodo

E

Lotte Marines' Navarro speaks to reporters

Lotte Marines infielder Yamaico Navarro of the Dominican Republic speaks to reporters at QVC Marine Field in Chiba, east of Tokyo, on Feb. 25, 2016. Prosecutors in Naha, Okinawa Prefecture, released Navarro on Feb. 23 following his arrest on Feb. 21 on suspicion of concealing a bullet in his bag in breach of Japan's firearms law. (Kyodo) ==Kyodo

E

Kawasaki Heavy appoints Kanehana as president

Kawasaki Heavy Industries Ltd. President Shigeru Murayama (L) and Senior Vice President Yoshinori Kanehana shake hands at a press conference in Tokyo on Feb. 25, 2016, during which they announced that Kanehana will replace Murayama in late June. Murayama will become chairman of the maker of ships, train cars and other heavy machinery. (Kyodo) ==Kyodo

E

Sharp decides to accept Hon Hai's 660 bil. yen takeover bid

Sharp Corp. President Kozo Takahashi comes out of the company's Tokyo branch on Feb. 25, 2016. Sharp announced its decision the same day to accept a roughly 660 billion yen ($5.9 billion) takeover bid by Taiwan's Hon Hai Precision Industry Co. that will make it the first major Japanese electronics maker to come under foreign ownership. (Kyodo) ==Kyodo

E

Goromaru on bench, Tui at flanker in Reds' Super Rugby opener

Hendrik Tui (L) of the Reds runs with the ball during practice in Brisbane, Australia, on Feb. 25, 2016. Tui has been handed a start as a flanker for the Reds' Super Rugby opener on Feb. 27 against the Waratahs, while Japan teammate Ayumu Goromaru was named on the bench. (Kyodo) ==Kyodo

E

Soccer: Ogimi new Nadeshiko No. 10 for final Olympic qualifiers

Japan manager Norio Sasaki announces his squad in Osaka on Feb. 25, 2016, for the women's final Olympic qualifiers beginning Feb. 29. Frankfurt striker Yuki Ogimi has inherited the No. 10 shirt from retired icon Homare Sawa. (Kyodo) ==Kyodo

E

Sharp decides to accept Hon Hai's 660 bil. yen takeover bid

Sharp Corp. President Kozo Takahashi comes out of the company's Tokyo branch on Feb. 25, 2016. Sharp announced its decision the same day to accept a roughly 660 billion yen ($5.9 billion) takeover bid by Taiwan's Hon Hai Precision Industry Co. that will make it the first major Japanese electronics maker to come under foreign ownership. (Kyodo) ==Kyodo

E

Goromaru on bench, Tui at flanker in Reds' Super Rugby opener

Reds fullback Ayumu Goromaru holds the ball during practice in Brisbane, Australia, on Feb. 25, 2016. Goromaru was named on the bench for the Reds' Super Rugby opener on Feb. 27 against the Waratahs, while Japan teammate Hendrik Tui has been handed a start as a flanker. (Kyodo) ==Kyodo

E

Car plows into pedestrians in central Osaka

Paramedics carry an injured pedestrian in the busy Umeda district of Osaka, on Feb. 25, 2016, after a car mounted a sidewalk and plowed into pedestrians. One pedestrian died, the driver and another pedestrian were critically injured, and eight people were injured. (Kyodo) ==Kyodo

E

Philippines marks 30th anniversary of People Power Revolution

Philippine President Benigno Aquino (C) and former President Fidel V. Ramos (L) attend a ceremony at the People Power Monument in Manila on Feb. 25, 2016, to mark the 30th anniversary of the revolution that ended 20 years of dictatorship under President Ferdinand Marcos. (Kyodo) ==Kyodo

E

N. Korean female soccer team enters Japan as "exception" to sanctions

The North Korean women's soccer team arrives at Kansai International Airport in Osaka Prefecture on Feb. 25, 2016. The team was allowed to enter Japan for the final Olympic qualifiers in Osaka starting Feb. 29 as "an exception" to the entry ban introduced following Pyongyang's recent nuclear test and rocket launch. (Kyodo) ==Kyodo

E

N. Korean female soccer team enters Japan as "exception" to sanctions

The North Korean women's soccer team arrives at Kansai International Airport in Osaka Prefecture on Feb. 25, 2016. The team was allowed to enter Japan for the final Olympic qualifiers in Osaka starting Feb. 29 as "an exception" to the entry ban introduced following Pyongyang's recent nuclear test and rocket launch. (Kyodo) ==Kyodo

E

Japan trade minister hopes for Sharp's growth under Hon Hai

Japanese Economy, Trade and Industry Minister Motoo Hayashi expresses hope in Tokyo on Feb. 25, 2016 that Sharp Corp. will grow with the help of Taiwan's Hon Hai Precision Industry Co. Sharp announced earlier in the day that it will accept a roughly 660 billion yen ($5.9 billion) takeover bid by Hon Hai, making it the first major Japanese electronics maker to come under foreign ownership. (Kyodo) ==Kyodo

E

Car plows into pedestrians in central Osaka

A police officer examines a car after it mounted a sidewalk and plowed into pedestrians in the busy Umeda district of Osaka, on Feb. 25, 2016. One pedestrian died, the driver and another pedestrian were critically injured, and eight people were injured. (Kyodo) ==Kyodo

E

Car plows into pedestrians in central Osaka

Aerial photo shows a site in the busy Umeda district of Osaka, where a car mounted a sidewalk and plowed into pedestrians on Feb. 25, 2016. One pedestrian died, the driver and another pedestrian were critically injured, and eight people were injured. (Kyodo) ==Kyodo

E

N. Korean female soccer team enters Japan as "exception" to sanctions

The North Korean women's soccer team arrives at Kansai International Airport in Osaka Prefecture on Feb. 25, 2016. The team was allowed to enter Japan for the final Olympic qualifiers in Osaka starting Feb. 29 as "an exception" to the entry ban introduced following Pyongyang's recent nuclear test and rocket launch. (Kyodo) ==Kyodo

E

Japanese apricot blossom festival at Kyoto shrine

Geisha and "maiko" apprentice geisha entertainers welcome visitors to a Japanese apricot blossom festival on Feb. 25, 2016, at the Kitano Tenmangu Shrine in Kyoto, western Japan, where some 1,500 red and white apricot trees are in bloom. The annual festival, held on the anniversary of the death of Sugawara no Michizane, a ninth century scholar and poet enshrined there, has a history dating back about 900 years, according to the shrine. (Kyodo) ==Kyodo

E

U.S. gay marriage advocate calls on Japan to legalize same-sex unions

Evan Wolfson, the founder and president of Freedom to Marry, a U.S. gay rights group, gives a speech in Osaka in western Japan on Feb. 25, 2016. In the speech, Wolfson urged Japanese people to help legalize same-sex marriage by building favorable public opinion in the country. (Kyodo) ==Kyodo

E

Japanese apricot blossom festival at Kyoto shrine

Geisha and "maiko" apprentice geisha entertainers welcome visitors to a Japanese apricot blossom festival on Feb. 25, 2016, at the Kitano Tenmangu Shrine in Kyoto, western Japan, where some 1,500 red and white apricot trees are in bloom. The annual festival, held on the anniversary of the death of Sugawara no Michizane, a ninth century scholar and poet enshrined there, has a history dating back about 900 years, according to the shrine. (Kyodo) ==Kyodo