为了安全起见,自动驾驶汽车必须准确跟踪行人、非机动车和周围其他车辆的运动轨迹。一般而言,可用于训练跟踪系统的道路和交通数据越多,结果越好。Generally speaking,the more road and traffic data available for training tracking ...为了安全起见,自动驾驶汽车必须准确跟踪行人、非机动车和周围其他车辆的运动轨迹。一般而言,可用于训练跟踪系统的道路和交通数据越多,结果越好。Generally speaking,the more road and traffic data available for training tracking systems,the better the results will be.Researchers have found a way to unlock a mountain of autonomous driving data for this purpose."Our method is much more precise than previous methods because we can train on much larger datasets,"said Himangi Mittal,a researcher in CMU's Robotics Institute.展开更多
这位花甲老人一直在用行动证明他对知识的渴望……At 63,Jerry Valencia was determined to get his college degree—and his master's too.The student arrived early and stood out in my classroom in many ways.
Over the past three years I have spent most of my days with wild mountain gorillas.Their home,and mine,have been the misty wooded slopes of the Virunga range,eight lofty volcanoes shared by three African nations,Rwand...Over the past three years I have spent most of my days with wild mountain gorillas.Their home,and mine,have been the misty wooded slopes of the Virunga range,eight lofty volcanoes shared by three African nations,Rwanda,Uganda,and the Democratic Republic of the Congo.展开更多
We were five minutes into the worst turbulence I'd ever experienced一approaching Boston's Logan International Airport in a severe winter storm一when I turned to the woman next to me and said,"Hey,would yo...We were five minutes into the worst turbulence I'd ever experienced一approaching Boston's Logan International Airport in a severe winter storm一when I turned to the woman next to me and said,"Hey,would you mind chatting with me for a few minutes?I'm really nervous."We hadn't spoken much during the flight,other than the usual greetings.But my seatmate seemed friendly.展开更多
文摘为了安全起见,自动驾驶汽车必须准确跟踪行人、非机动车和周围其他车辆的运动轨迹。一般而言,可用于训练跟踪系统的道路和交通数据越多,结果越好。Generally speaking,the more road and traffic data available for training tracking systems,the better the results will be.Researchers have found a way to unlock a mountain of autonomous driving data for this purpose."Our method is much more precise than previous methods because we can train on much larger datasets,"said Himangi Mittal,a researcher in CMU's Robotics Institute.
文摘这位花甲老人一直在用行动证明他对知识的渴望……At 63,Jerry Valencia was determined to get his college degree—and his master's too.The student arrived early and stood out in my classroom in many ways.
文摘Over the past three years I have spent most of my days with wild mountain gorillas.Their home,and mine,have been the misty wooded slopes of the Virunga range,eight lofty volcanoes shared by three African nations,Rwanda,Uganda,and the Democratic Republic of the Congo.
文摘We were five minutes into the worst turbulence I'd ever experienced一approaching Boston's Logan International Airport in a severe winter storm一when I turned to the woman next to me and said,"Hey,would you mind chatting with me for a few minutes?I'm really nervous."We hadn't spoken much during the flight,other than the usual greetings.But my seatmate seemed friendly.
