<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><span style="font-family: Helvetica-Light;" class="">Hello OSM South Korea,</span><div class="" style="font-family: Helvetica-Light;"><br class=""></div><div class="" style="font-family: Helvetica-Light;"><div class="">I’m Andrew Wiseman with Apple’s Maps team. We recently used our Atlas data analysis tool (<a href="https://github.com/osmlab/atlas" class="">https://github.com/osmlab/atlas</a>) to look at a few types of potential issues, such as building-road intersections, highway link roads that don’t have the correct classifications, and road angles that are too sharp. I've posted the results of those checks on MapRoulette, a tool that lets you go through potential issues one by one and either correct them or indicate they are not a problem. I wanted to let you know they are available in case others wanted to try fixing some of them — I also plan to go through some of them myself. </div><div class=""><br class=""></div><div class="">In MapRoulette you can either pick a random task to fix or click on a specific one. If you want to do tasks around a certain location, such as somewhere you are familiar with, you can click “more options” then “load tasks by proximity.” </div><div class=""><br class=""></div><div class="">The checks are:</div><div class=""><br class=""></div><span class="">- Sharp angles: <a href="https://maproulette.org/mr3/challenge/3421" class="">https://maproulette.org/mr3/challenge/3421</a></span></div><div class="" style="font-family: Helvetica-Light;"><span class="">- Highway link roads: <a href="https://maproulette.org/mr3/challenge/3422" class="">https://maproulette.org/mr3/challenge/3422</a><br class="">- Building-road intersections: <a href="https://maproulette.org/mr3/challenge/3423" class="">https://maproulette.org/mr3/challenge/3423</a></span></div><div class="" style="font-family: Helvetica-Light;"><br class=""></div><div class="" style="font-family: Helvetica-Light;"><span class="">Let me know if you have any questions or feedback.<br class=""></span><div class=""><br class=""></div><div class="">Thank you,</div><div class=""><br class=""></div><div class="">Andrew</div></div><div class="" style="font-family: Helvetica-Light;"><div style="font-family: Helvetica;" class=""><div class=""><span class="Apple-style-span" style="color: rgb(103, 103, 103); font-family: "Myriad Set";"><br class="Apple-interchange-newline">Andrew Wiseman |</span><span class="Apple-style-span" style="text-align: -webkit-auto; orphans: 2; widows: 2; font-family: "Myriad Set";"><font class="Apple-style-span" size="4"><span class="Apple-style-span" style="font-size: 14px;"><font face="Helvetica" class=""> <font color="#00ddf2" class=""></font></font><span class="Apple-style-span" style="color: rgb(103, 103, 103); font-size: 12px;"><span class="Apple-style-span" style="color: rgb(0, 0, 255); font-size: 14px;"><span class="Apple-style-span" style="color: rgb(103, 103, 103); font-size: 12px;"> Maps</span></span></span></span></font></span><span class="" style="text-align: -webkit-auto; color: rgb(103, 103, 103); orphans: 2; widows: 2; font-family: "Myriad Set";"> | <a href="mailto:andrew_wiseman@apple.com" class="">andrew_wiseman@apple.com</a></span></div></div></div></body></html>