What's a logarithmic curve and how does it help explain the …
2020年4月3日 · A logarithmic graph can also help make it clear if the apparent evening-out of the curve started to change. While a linear curve would keep on pushing ever higher regardless, the logarithmic graph would highlight any substantial changes to …
GDP: What is it and why does it matter? - The World Economic …
2022年5月19日 · GDP measures the health of national and global economies, the International Monetary Fund (IMF) explains. GDP data is based on the total end value of all goods and services produced in a country over a particular period. Measuring GDP shows the size and growth rate of an economy. There are three ways to calculate GDP, explains the Bank of ...
How to be sure if charts and graphs are reliable? | World Economic …
2020年10月21日 · Start by reading the title, looking at the labels and checking the caption. If these are not available – be very wary. Labels will be on the horizontal and vertical axes on graphs or in a legend on maps. People often overlook them, but this information is crucial for putting everything you see in the visualization into context.
War is killing fewer people than ever before | World Economic Forum
2015年6月23日 · War is killing fewer people than ever before. Jun 23, 2015. The tendency for international news to focus on violent conflict makes it hard not to conclude that the world is getting more dangerous. But a growing body of evidence suggests the opposite is the case. Harvard Professor Steven Pinker charted the pacification of human society from pre ...
Climate change: How expensive is renewable energy? | World …
2020年12月4日 · On a logarithmic axis a measure that declines exponentially follows a straight line. This straight line that represents the relationship between experience – measured as the cumulative installed capacity of the technology – and the price of that technology is called the learning curve of that technology.
What does the data tell us about COVID-19? | World Economic …
2020年4月8日 · The spread of COVID-19 has brought numbers, statistics and charts to the forefront of the daily lives of millions of people. Whether they’re tracking infections for public health responsibilities or simply taking a detailed interest in one of the biggest stories for more than a generation, there is a huge demand for reliable data.
Why cyber security is essential for a post-quantum world
2021年9月28日 · 8 steps to starting a cybersecurity virtuous cycle. When quantum computing becomes more fully available, it will be capable of performing large numerical calculations such as the statistical modelling of chemistry, how we create materials and more accurate predictions of weather patterns. Along with this modelling ability, quantum computing has ...
What would it take to make AI ‘greener’? - The World Economic …
2021年9月24日 · Yet, the relationship between model accuracy and complexity is logarithmic. For exponential increases in model size and training requirements, there are linear improvements to performance. In the hunt for accuracy, less priority is given to developing methods with improved time-to-train or resource efficiency.
An expert explains: Why does Haiti get so many earthquakes?
2021年8月18日 · The earthquake measured 7.2 on the Richter scale. The quake hit just more than a decade after a devastating 2010 earthquake which destroyed Port-au-Prince and killed over than 200,000 people. Almost 1,300 people have been reported killed by a powerful earthquake that rocked Haiti on Saturday, with thousands more injured, and tens of thousands ...
Is poverty measurable? - The World Economic Forum
2019年10月17日 · Indeed we see that a broadly comparable number of people are in extreme poverty today as in 1800. The difference is that in 1800 almost all the world’s 0.9 billion inhabitants were living in extreme poverty, whereas today this represents less than 10% of the world’s population.