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Show site Twitter social web that people are more joy in the morning and become bleaker with the expiration of the daylight hours, and then Tamanm joy in the evening to peak before bed.
As well as people to be happier than the December / January to late June when it increases the time period of the day and gradually in the northern hemisphere.
And with the location of Twitter as a measure of the mood of the world studied the sociologists comment 509 million from 2.4 million users in 84 countries during the period from January to February 2010 according to research published on Thursday the journal Science.
The researchers, from Cornell University, the bad news even if you signed up for a complete stranger affect users of the site frustrated.
The researchers added that the location-based Twitter five years ago which allows users to broadcast comments represent an unprecedented opportunity to study human behavior and social networks.
The researcher said sociologist and study co-Michael Massey remarks by telephone Friday, "Twitter provides an unprecedented opportunity for scientists to study the social behavior and interaction in real-life gradient time hour by hour and day by day throughout the year, and to do so at the level of the population in millions across the world."
Massey added that previous studies were inconclusive, perhaps because of their reliance on samples is represented in full.
Daily moodHe explained that the daily mood swings over the weekend will be like the variability in the rest of the week, which shows that the work is not a reason in the volatile mood because most people do not work on the holiday.
The repeat of this harmony in different parts of the world from India, Africa, Australia and New Zealand to Britain, Canada and the United States, and that his group will focus more coming period on behavior, not only on the feeling and it will analyze moods to feelings of more specific such as anxiety and depression.
For a copy of the global mood was discussed in the comments of scientists reach her for about a thousand words, and involve positive emotions such as OK and wonderful and excellent, and negative such as the scared and crazy and horror. The researchers studied up to four hundred comments from everyone, and it excluded them in their accounts less than 25 comment.
The researchers pointed to a survey conducted recently by the U.S. Twitter users found that 51 percent of whites and 24% of African Americans and 17% of Latinos.
In another study published in the journal (Science), researchers at the University of Vermont, select a calendar to keep track of comments last year, ended in early September / September, and saw that the average decline in happiness has fallen from October / November last year.
The killing of al-Qaeda leader Osama bin Laden, the clear low point, followed by a narrow margin, Japan earthquake, riots of London in August / August, and the tenth anniversary of the attacks of September 11 / September.
Source: Reuters
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