Saturday, August 1, 2020

Student creates a robotic guide dog for visually impaired

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Charvi Trivedi

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Student creates a robotic guide dog for visually impaired

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Global Views 360

Publication Date

August 1, 2020

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The prototype of handheld robotic guide dog

The prototype of handheld robotic guide dog | Source: Anthony Camu via Loughborough University

Anthony Camu, a final year Industrial Design and Technology student at Loughborough University is making headlines with his latest creation of a handheld robotic guide dog. This will be a great help to those people with visual impairment who might find it difficult to accommodate an actual guide dog in their homes.

The robot is named after the Titan goddess of light, ‘Theia’ and is shaped like a virtual gaming controller, which enthused Anthony to create this masterpiece in the first place. Theia listens to the user’s voice to lead them to their desired locations.

If the user has to go to some address (for eg. House number 4, 56th Street, Greenville Residency), they have to say ‘Hey Theia take me to House number 4, 56th Street, Greenville Residency*’. It will then process the actual data available online, like traffic density, and program the most secure route for the user to follow, quite similar to how GPS or satellite navigation works in our cars.

All the information is then communicated to the user via a machine built inside it, called a control moment gyroscope which uses the mechanism of ‘forced feedback’. These are used in spacecraft and their main function is to help in orientation purposes of the spacecraft, or in controlling the ‘spacecraft attitude’ using electric power.

This tiny built-in gyroscope physically moves the user’s hand in the direction they are supposed to go, thus giving them a feeling of being led by an actual guide dog. “The main intention was never to replace guide dogs, but instead to provide an alternative means of giving enhanced mobility options to visually impaired people” says Anthony Camu.

According to Mr. Camu, Theia will also be helpful in confronting challenging interactions like elevators or shops. While crossing a busy street, it will tend to ‘push back’ the users, cautioning them to be more sentient about their current surroundings. Moreover, Theia is quite pocket-friendly, costing about one-tenth the price of a real guide dog.

This tool will also contribute in imparting a sense of belonging and reduce the constant mental hassle and anxiety faced by the visually impaired population of the world. Since they are unable to assess their surroundings, it limits their outdoor movement. This will help them move in the outdoors more often and reduce stress while navigating the traffic on the road.

Anthony has created and experimented with many prototypes of Theia and some work is still needed to correct a few issues before the final launch his product in the market

However, he concluded that Theia has a promising future and it requires just a little more testing and research.“I know this is a grand vision, but I hope people can see the positive effects Theia could have on the blind community” he states.

*This address is fictional. Any similarity is purely coincidental.

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February 4, 2021 4:58 PM

Why the neighbours are furious with Hungary’s pre-World-War 1 map display

In the first week of May, 2020 the Prime Minister of Hungary, Victor Orban, conveyed his best wishes to the students appearing in history examinations. He may or may not have anticipated that his facebook post would create such fierce reactions in the neighbouring countries.

The controversial image, posted on Facebook, showed European countries of Croatia, Serbia, Romania, Slovakia and Slovenia within the borders of Hungary These countries came into existence when Austro-Hungarian state lost the World-War and signed the Treaty of Trianon in June, 1920 which envisaged the breakup of the empire.

Zoran Milanovic, the President of Croatia, was quick to respond to the post which persuaded the students of his country against posting such maps of Croatia which might ‘irritate’ the neighbours. “In our closets and archives there are numerous historical maps and maps that show our homeland much bigger than it is today … Don’t share them and put them on your profiles” he said.  

On the other hand, Ludovic Orban, Prime Minister of Romania, retorted in a very ironic manner. “The sparrow dreams of the dough” he said, referring to a Romanian proverb which means that Victor was just trying to put Transylvania, now in Romania, back in the Hungarian territory.

It is important to note that Romania is home to a large group of ethnic Hungarians and the loss of Transylvania is still a highly poignant matter for Hungary.

Daniel Bartha, from the Budapest-based Centre for Euro-Atlantic Integration and Democracy (CEID) thinks that there probably was no dual meaning rendered by Orban’s post. He said, “If there was a message in this, it was not intended to send it to other countries but it was a message to Romania… it is kind of a response to the ongoing clashes with Romania over the minority rights of Hungarian people living in Romania.”

Borut Pahor, Prime Minister of Slovenia said. "It is understandable and right that the recurring postings of maps which could be understood as an expression of territorial claims are met with rejection and concern by the democratic public and politics, including me as the president of the republic" .

Sebian Member of Parliament, Aleksandra Jerkov, called upon Aleksandar Vucic, President of Serbia, to lodge a protest against Orban regarding this issue.

It is worth mentioning that such controversial maps were displayed earlier as well by Victor Orban. In June, 2019, Orban’s office tweeted a picture of a similar map to celebrate Hungarian Day of National Unity, the day on which the Treaty of Trianon was signed. In December 2019, a Facebook photo posted by Orban showed a meeting of his party in progress under the same map.

The use of controversial map by Victor Orban fits perfectly well in his time tested strategy of using ultra nationalistic symbolism for solidifying his support base and continue to rule Hungry with an iron fist.

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