Toyota Motor Corp. and weather information provider Weathernews Inc. have started tests to improve the accuracy of rain forecasts by using real-time data from the operation of connected cars' windshield wipers.In the tests that began Friday in Tokyo, Osaka and Aichi Prefecture in central Japan, Weathernews receives data on wiper movements from Toyota cars through the internet and analyzes it together with data collected from its existing observation network at 13,000 locations across the country.The companies assume that wiper operations correspond to the presence or absence of precipitatio…READ FULL ARTICLE