منابع مشابه
Water and sustainable land use at the ancient tropical city of Tikal, Guatemala.
The access to water and the engineered landscapes accommodating its collection and allocation are pivotal issues for assessing sustainability. Recent mapping, sediment coring, and formal excavation at Tikal, Guatemala, have markedly expanded our understanding of ancient Maya water and land use. Among the landscape and engineering feats identified are the largest ancient dam identified in the Ma...
متن کاملManagement of Resources-Based Tourism at Tikal National Park in Northern Guatemala
Introduction Resources-based tourism is often an economic necessity in natural resources-dependent communities. Tikal National Park, located in the Petén region of northern Guatemala (Figure 1), contains an ancient Mayan urban center and was declared a mixed cultural–natural World Heritage Site by the United Nations Educational, Scientific, and Cultural Organization (UNESCO) in 1979 (National G...
متن کاملThe Immediate Usability of Graffiti
We present four empirical measures of the immediate usability of Graffiti, a character recognizer for pen-based computers. Since speed is fully controlled by the user, we measured the accuracy attainable after minimal exposure. The first measure, 79%, is the inherent accuracy, or the extent to which Graffiti strokes match letters in the Roman alphabet. The other three measures were obtained in ...
متن کاملRecognition of Graffiti Tags
Graffiti tagging, the inscription of an individual graffiti writer’s unique mark in public space, is considered to be an antisocial behaviour and is a criminal offense. Due to the costs involved in the removal of graffiti tags it would be desirable to deter tagging. A searchable database of graffiti images could be an integral part of the policing system aimed at deterring graffiti vandalism. I...
متن کاملThe Discourse of Gangs: Angelville Graffiti
Acknowledgements The data used in this paper is that of Professor Cintron. Some he collected before I began my assistanship, and the rest was collected after January, 1991. Many of my observations in this paper have come from my year of working with Professor Cintron. Observations arose in conversation or sometimes in writing, but it is difficult to footnote the exact source. I highly recomend ...
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ژورنال
عنوان ژورنال: Estudios de Cultura Maya
سال: 2013
ISSN: 2448-5179,0185-2574
DOI: 10.19130/iifl.ecm.1978.11.511