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A Simple Approach to Multilingual Polarity Classification in Twitter

arXiv.org Machine Learning

Recently, sentiment analysis has received a lot of attention due to the interest in mining opinions of social media users. Sentiment analysis consists in determining the polarity of a given text, i.e., its degree of positiveness or negativeness. Traditionally, Sentiment Analysis algorithms have been tailored to a specific language given the complexity of having a number of lexical variations and errors introduced by the people generating content. In this contribution, our aim is to provide a simple to implement and easy to use multilingual framework, that can serve as a baseline for sentiment analysis contests, and as starting point to build new sentiment analysis systems. We compare our approach in eight different languages, three of them have important international contests, namely, SemEval (English), TASS (Spanish), and SENTIPOLC (Italian). Within the competitions our approach reaches from medium to high positions in the rankings; whereas in the remaining languages our approach outperforms the reported results.


Mummy's little helper is growing up

#artificialintelligence

Those who own the voice-activated gadget (known colloquially as Alexa, after its female interlocutor) are prone to proselytising "her" charms, applauding Alexa's ability to call an Uber, order a pizza or check a pupil's maths homework. The company says more than 5 000 people a day profess their love for Alexa. On the other hand, Alexa devotees also know that, unless you speak to her … very … clearly … and … slowly, she's likely to say: "Sorry, I don't have the answer to that question." I love her," one customer wrote on Amazon's website, but still awarded Alexa five stars. "You will very quickly learn how to talk to her in a way that she will understand and it's not unlike speaking to a small frustrating toddler."


Global Artificial Intelligence Market to Reach $16 Million by 2022 - Analysis by Technology, Application & Geography - Research and Markets

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DUBLIN--(BUSINESS WIRE)--Research and Markets has announced the addition of the "Global Artificial Intelligence Market (2016 - 2022)" report to their offering. The global artificial intelligence market is estimated to reach USD 16,274.0 The report aims at estimating the size and future growth potential of the market across different segments such as technology, application, and region. With the rise in adoption of AI in the media & advertising, retail, finance, and healthcare sectors, the machine learning and natural language processing technologies are expected to play a key role in propelling the growth of the AI market in the next five years. Artificial intelligence (AI) could double annual economic growth rates within two decades by changing the nature of work and spawning a new relationship between man and machine.


Investorideas.com - #AI News: Global #ArtificialIntelligence Market to Reach $16 Million by 2022 - Analysis by Technology, Application & Geography - Research and Markets

#artificialintelligence

Newswire) Research and Markets has announced the addition of the "Global Artificial Intelligence Market (2016 - 2022)" report to their offering. The global artificial intelligence market is estimated to reach USD 16,274.0 The report aims at estimating the size and future growth potential of the market across different segments such as technology, application, and region. With the rise in adoption of AI in the media & advertising, retail, finance, and healthcare sectors, the machine learning and natural language processing technologies are expected to play a key role in propelling the growth of the AI market in the next five years. Artificial intelligence (AI) could double annual economic growth rates within two decades by changing the nature of work and spawning a new relationship between man and machine.


Microsoft translation app vaults over language barriers

#artificialintelligence

At places like schools, hotels and tourist attractions, Microsoft Translator can help up to 100 people hold a live conversation in nine different languages. Imagine you're on a guided tour in Chartres cathedral in France along with tourists from Brazil, China, Russia and Germany -- but none of you speaks French. For the last few decades, you'd each need your own tour guide. A new app from Microsoft aims to flatten this multilanguage barrier, though. The Microsoft Translator app, running on your phone but relying on a network to Microsoft's servers, can translate your tour guide's words into eight other languages.


This Is The Hidden Challenge In The Future Of Work

#artificialintelligence

On the heels of a mostly positive jobs report from the Bureau of Labor Statistics (BLS) (4.6% unemployment is the lowest it's been in nine years), the McKinsey Global Institute (MGI) released a more sobering snapshot of the world of work. A briefing by MGI director James Manyika, compiled from the company's extensive research, took a deeper dive into employment numbers. In the United States and the 15 core European Union countries (E.U.-15), there are 285 million adults who are not in the labor force--and at least 100 million of them would like to work more. Some 30% to 45% of the working-age population around the world is underutilized--that is, unemployed, inactive, or underemployed. Manyika says that unemployment figures typically get the most attention at the expense of those who are underemployed.


UK's 4G mobile coverage 'worse than Albania, Panama and Peru'

The Independent - Tech

Britain is "languishing in the digital slow lane" with 4G connectivity lagging behind the networks of countries like Romania, Albania, Panama and Peru, according to the Government's official infrastructure advisers. Market provision of mobile services has left too many "digital deserts" and "not spots" where users cannot get 4G signals, even within major city centres, the National Infrastructure Commission (NIC) found. It called on the Government to step in to ensure that basic talk, text and data services are available to all Britons, wherever they live, work and travel, and to make the country ready for next-generation 5G communications. The NIC was asked in March to advise ministers on how the UK can become a "world leader" in the deployment of 5G, which potentially offers ultra-fast, ultra-reliable, ultra-high capacity seamless connectivity to support future technologies like augmented reality, connected vehicles and the "Internet of things". London has UK's best 4G coverage, but slowest speeds But the Commission found that there was still much work to be done to haul the UK out of its 54th position in global rankings for 4G, with typical users able to access the service only 53% of the time.


Artificial Intelligence Is Keeping This Colony of Flies Alive

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For the past 30 days in the frigid port city of Duluth, Minnesota, a colony of houseflies has been kept alive by a piece of software. The computer takes care of their needs, giving the insects water and nutrients in the form of powdered milk and sugar. The flies, of course, are unaware that their ultimate fate depends on whether or not a machine correctly identifies blobs of pixels flitting across a camera--if it fails, they die. It's one hell of a metaphor in a time where futurists are considering a world where daily needs are met by computers that track and analyze us. "We should be smart about how we plan for artificial intelligence, because one way or another it's coming," said David Bowen, the 41-year-old artist and professor behind the installation, which he calls FlyAI.


Why Google, Microsoft and Amazon Love the Sound of Your Voice

#artificialintelligence

Amazon's Echo has made tangible the promise of an artificially intelligent personal assistant in every home. Those who own the voice-activated gadget (known colloquially as Alexa, after its female interlocutor) are prone to proselytizing "her" charms, applauding Alexa's ability to call an Uber, order pizza or check a 10th-grader's math homework. The company says more than 5,000 people a day profess their love for Alexa. On the other hand, Alexa devotees also know that unless you speak to her very clearly . . . I hate her, I love her," one customer wrote on Amazon's website, while still awarding Alexa five stars. "You will very quickly learn how to talk to her in a way that she will understand and it's not unlike speaking to a small frustrating toddler." Voice recognition has come a long way in the past few years. But it's still not good enough to popularize the technology for everyday use and usher in a new era of human-machine interaction, allowing us to talk with all our ...


United States Technology :: Computer systems :: Artificial intelligence - Topical News & Information

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An artificial intelligence program has written a Christmas carol. Researchers at the University of Toronto used their "" program to write a Christmas carol based off of a "Christmassy photograph," The Guardian reports. The scientists simply uploaded the photograph into a computer hosting the program and then "let it do its thing." The artificial intelligence program then wrote several lines of lyrics and sang them to music it Read More ... Tags: Computer systems Computer Software Artificial intelligence Google's DeepMind'Lab' opens up source code, joins race to develop artificial general intelligence Following right on its heels came Google's that, its machine learning platform, has created a "lab." The DeepMind Lab offers a 3D training environment, and its entire code library is now available on the open source hosting service GitHub. With Universe, OpenAI aimed to address a primary challenge for AI research, which is a lack of "a large variety of realistic environments [for AI agents to] learn progressively more Read More ... Tags: Computer systems Artificial intelligence Artificial general intelligence Places: Americas North America United States Microsoft's digital assistant, Cortana, could be getting an upgrade--and Intel may be helping.