MIT researchers have created the Finger Reader, a ring able to film texts and read aloud for blind people. The device helps visually impaired public to warn the end of page or tell that the reader’s finger is coming off the line. When the user puts his finger on the page, at the beginning of a new line, these algorithms do many calculations indicating where is text baseline, considering density – ascending and descending letters of a word are less dense than the median.
This is undoubtedly one of the greatest advances in wearable computing area in aid for disabled (assistive technology). Check the operation of the technology in the video below: