Results 1 to 10 of about 39,419 (251)
Forests, Coca, and Conflict: Grass Frontier Dynamics and Deforestation in the Amazon-Andes
Journal of Illicit Economies and Development, 2021 Population growth with weak economic development can promote tropical deforestation, but government infrastructure investment can also open new frontiers and thus increase deforestation. In the Andean region of South America, population growth has been a
Liliana M. Davalos +4 more
doaj +2 more sources
Tropical Diseases, Travel Medicine and Vaccines, 2019 Few travel health measures are as controversial as the use of coca leaves at high altitude; yet, there appears widespread ignorance among health professionals and the general public about coca, its origins as well as its interesting and often flamboyant ...
Irmgard Bauer
doaj +2 more sources
CoCa: Contrastive Captioners are Image-Text Foundation Models [PDF]
Trans. Mach. Learn. Res., 2022 Exploring large-scale pretrained foundation models is of significant interest in computer vision because these models can be quickly transferred to many downstream tasks.
Jiahui Yu +5 more
semanticscholar +1 more source
CoCA: Fusing Position Embedding with Collinear Constrained Attention in Transformers for Long Context Window Extending [PDF]
Annual Meeting of the Association for Computational Linguistics, 2023 Self-attention and position embedding are two key modules in transformer-based Large Language Models (LLMs). However, the potential relationship between them is far from well studied, especially for long context window extending.
Shiyi Zhu +6 more
semanticscholar +1 more source
Journal of Agriculture and Environment for International Development, 2023 Grazing management is a key element to optimize growth cycle of forages, which are enhanced in their chemical composition leading to the reception of greater nutritive values for feeding ruminants.
Santiago Alexander Guamán Rivera +3 more
doaj +1 more source
The post-conflict expansion of coca farming and illicit cattle ranching in Colombia
Scientific Reports, 2023 Illicit cattle ranching and coca farming have serious negative consequences on the Colombian Amazon’s land systems. The underlying causes of these land activities include historical processes of colonization, armed conflict, and narco-trafficking. We aim
Paulo J. Murillo-Sandoval +5 more
semanticscholar +1 more source
COCA: COllaborative CAusal Regularization for Audio-Visual Question Answering
AAAI Conference on Artificial Intelligence, 2023 Audio-Visual Question Answering (AVQA) is a sophisticated QA task, which aims at answering textual questions over given video-audio pairs with comprehensive multimodal reasoning.
Mingrui Lao +5 more
semanticscholar +1 more source
Agriculture, 2021 Climate change has increased the interannual and seasonal variation in the average temperature and precipitation rate, which determine forage availability globally. Similar patterns of change have occurred in tropical regions, and Ecuador is no exception.
Raúl Lorenzo González Marcillo +5 more
doaj +1 more source
Escaping capitalist market imperatives: commercial coca cultivation in the Colombian Amazon
Journal of Peasant Studies, 2023 The illicit coca economy has become a bulwark for smallholder farming in Colombia. This article helps explain why. Analysis of the social relations surrounding coca production in one of the country’s most important coca-producing municipalities shows ...
Frances Thomson
semanticscholar +1 more source
Proceedings of the National Academy of Sciences of the United States of America, 2022 Significance We used a yeast platform to identify all unaccounted enzymatic steps of the tropane alkaloid biosynthetic pathway in Erythroxylaceae. We provide multiple lines of evidence that biosynthesis of tropane alkaloids independently arose at least ...
Benjamin G. Chavez +10 more
semanticscholar +1 more source