نتایج جستجو برای: gully positions

تعداد نتایج: 82975  

2000
Albert Rilliard Véronique Aubergé

A set of perception experiments, using reiterant speech, were designed to carry out a diagnostic of the segmentation / hierarchisation linguistic function of prosody. The prosodic parameters of F0, syllabic duration and intensity of the stimuli used during this experiment were extracted. Several dissimilarity measures (Correlation, root-mean-square distance and mutual information) were used to ...

Journal: :Remote Sensing 2013
Bernhard Höfle Luisa Griesbaum Markus Forbriger

Cushion peatlands are typical features of the high altitude Andes in South America. Due to the adaptation to difficult environmental conditions, they are very fragile ecosystems and therefore vulnerable to environmental and climate changes. Peatland erosion has severe effects on their ecological functions, such as water storage capacity. Thus, erosion monitoring is highly advisable. Erosion qua...

2016
Chen Cao Peihua Xu Yihong Wang Jianping Chen Lianjing Zheng

This study focused on producing flash flood hazard susceptibility maps (FFHSM) using frequency ratio (FR) and statistical index (SI) models in the Xiqu Gully (XQG) of Beijing, China. First, a total of 85 flash flood hazard locations (n = 85) were surveyed in the field and plotted using geographic information system (GIS) software. Based on the flash flood hazard locations, a flood hazard invent...

2001
SHANNON GOWANS SASCHA K. HOOKER

It is postulated that deep-water foraging in sperm whales, Physeter macrocephalus, has led to communal care of young and long-term female bonds. By studying the social organization of a second, unrelated, deep-diving species, the northern bottlenose whale, we investigated the role that deep diving may play in the evolution of cetacean sociality. Northern bottlenose whales in a deep-water canyon...

Journal: :Computers & Geosciences 2011
Aykut Akgün Necdet Türk

Erosion is one of themost important natural hazard phenomena in theworld, and it poses a significant threat to Turkey in terms of land degredation and desertification. To cope with this problem, we must determine which areas are erosion-prone. Many studies have been carried out and different models and methods have been used to this end. In this study, we used a logistic regression to prepare a...

Journal: :PROCEEDINGS OF HYDRAULIC ENGINEERING 1999

2015
Sheng Jiang Guoan Tang Kai Liu

Loess shoulder-lines are significant structural lines which divide the complicated loess landform into loess interfluves and gully-slope lands. Existing extraction algorithms for shoulder-lines mainly are based on local maximum of terrain features. These algorithms are sensitive to noise for complicated loess surface and the extraction parameters are difficult to be determined, making the extra...

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