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INNOVATIONS FROM THE EDGE - KPIT

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We are creating unusual scientific and medical<br />

instruments out of mass-use devices that are now<br />

crammed with microscopic resolution cameras,<br />

displays and other sensors. These widespread<br />

devices will provide a wonderful platform for<br />

broad social impact in remote parts of the world.<br />

But providing any new functionality requires<br />

serious research in underlying optics,<br />

mathematics, hardware and processing. Eye<br />

health is a mirror of general health and ocular<br />

manifestation of a systemic disease is very<br />

common. Preventable visual impairment is a<br />

major cause of poverty worldwide. So, Project<br />

NETRA has inspired us to rethink the design of<br />

devices that diagnose the health of human eyes.<br />

Our newer prototypes show that we can analyze<br />

cataract, cone-color and retinal diseases. We will<br />

strive to research new purposes for low-cost<br />

devices for health and education, and with our<br />

NGO partners, work towards worldwide<br />

deployment.<br />

Outreach<br />

We have deliberately chosen research projects<br />

that are not just academic curiosities but also have<br />

the potential for large scale impact in the real<br />

world. We are motivated to do that in part<br />

because we are a world citizen. I come from India<br />

and understand the tremendous role absence or<br />

presence of technology can play. Two recent<br />

projects in this space are NETRA and VisionOnTap.<br />

Advanced imaging can revolutionize health,<br />

especially in poor areas where existing solutions<br />

are far too expensive or impractical. It dawned on<br />

us that the current pixel pitch of mobile phone<br />

displays (26 micrometers) is approaching the<br />

limits of scientific instruments. NETRA, the<br />

mobile-phone based eye refraction test device is<br />

already being spun out in a non-profit effort in<br />

several developing countries via our NGO<br />

collaborators. NETRA is being considered as a tool<br />

on international space station by NASA. In India, L<br />

V Prasad Eye Institute has already run IRB<br />

approved trials on patients with good validation of<br />

NETRA accuracy. Eyeglasses cost as little as $3 to<br />

manufacture, but there are no easy diagnostic<br />

tests. As a result, half a billion people worldwide<br />

have uncorrected refractive error, leading to<br />

illiteracy (and poverty). Education is the key to<br />

living a decent and humane life. The fact that<br />

modern solutions may provide corrective vision<br />

and provide students a fighting chance for better<br />

education is a new dimension and is incredibly<br />

rewarding for us.<br />

The project VisionOnTap is a real time computer<br />

vision service, for the masses and produced by the<br />

masses. Inspired by the Scratch platform at Media<br />

Lab, we have created a new form of a visual social<br />

computing ecosystem to empower amateurs and<br />

the underprivileged to perform programmable and<br />

automated tasks on video streams.<br />

5. Conclusion<br />

The devices, algorithms and visualizations for creating<br />

super-human vision will exhibit strikingly different<br />

forms and abilities in the future. The challenge is in<br />

converting elegant optical and mathematical insights<br />

into revolutionary cameras, displays, medical tools<br />

and future devices. The research and development in<br />

coming years requires a rigorous exploration of new<br />

algorithms, development of hardware prototypes and<br />

applications with broad research, commercial,<br />

educational and social impact.<br />

George Danzig, while studying in<br />

college, was bored by his math<br />

classes. He walked up to the<br />

professor and said, "My classes are<br />

too easy!" The professor looked at<br />

him, and said, "Well, I'm sure you'll<br />

find this interesting." Then the<br />

professor copied 9 problems from a<br />

book to a paper and gave the paper<br />

to Danzig. A month later, the<br />

professor ran into Danzig, "So how<br />

are you doing with the problems I<br />

gave you" "Oh, they are very hard. I<br />

only managed to solve 6 of them."<br />

The professor was visibly shocked,<br />

"What! But those are unsolved<br />

problems!”<br />

40 TechTalk@<strong>KPIT</strong>Cummins, Volume 5, Issue 1, 2012

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