Analyses of relationships between hydric soils and wetland plant species were made at a site in the northern foothills of the Brooks Range, Alaska, as part of a cooperative effort between the U.S. Fish and Wildlife Service and Soil Conservation Service to develop methods for field identification of wetlands and hydric soils. The site is considered to be representative of broad regions of acidic tussock tundra in the foothills. Seven soil types (subgroups) were identified at the site. All except...
Topics: DTIC Archive, Walker, Marilyn D., WALKER GEOBOTANICAL SURVEYS LAFAYETTE CO, *SOILS, *WETLANDS,...
This paper describes a dialogue act tagging scheme developed for the purpose of providing finer-grained quantitative dialogue metrics for comparing and evaluating DARPA COMMUNICATOR spoken dialogue systems. We show that these dialogue act metrics can be used to quantify the amount of effort spent in a dialogue maintaining the channel of communication or, establishing the frame for communication, as opposed to actually carrying out the travel planning task that the system is designed to support....
Topics: DTIC Archive, Walker, Marilyn, AT AND T LABS - RESEARCH FLORHAM PARK NJ, *VOICE COMMUNICATIONS,...
