Results 51 to 60 of about 6,946,829 (323)

Identification of drainage patterns using a graph convolutional neural network

open access: yesTrans. GIS, 2023
Various geological factors shape drainage patterns. Identifying drainage patterns is a classic problem in topographical knowledge mining and map generalization.
Chengyi Liu   +5 more
semanticscholar   +1 more source

A STUDY OF VARIABLES CHARACTERIZING DRAINAGE PATTERNS IN RIVER NETWORKS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
In GIS and in terrain analysis, drainage systems are important components. Due to local topography and subsurface geology, a drainage system achieves a particular drainage pattern based on the form and texture of its network of stream channels and ...
L. Zhang, E. Guilbert
doaj   +1 more source

A plot drainage network as a conceptual tool for the spatial representation of surface flow pathways in agricultural catchments [PDF]

open access: yes, 2009
International audienceThe drainage network must take the farming systems and the landscape structure into consideration to describe flow pathways in the agricultural catchment.
Aurousseau, Pierre   +5 more
core   +3 more sources

Delineation and Assessment of Hab watershed, Balochistan, Pakistan through Geo-spatial Technology [PDF]

open access: yesInternational Journal of Economic and Environment Geology, 2017
Water is one of the key elements of life and Pakistan is facing acute water shortage. The problem is more severe in the mega cities like Karachi and nearby areas in which industries and population are growing at a very high rate.
Rakhshanda Sadaf   +3 more
doaj  

THALWEG DETECTION FOR RIVER NETWORK CARTOGRAPHY IN FOREST FROM HIGH-RESOLUTION LIDAR DATA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
This paper addresses the problem of extracting the drainage network in forested areas. A precise description of the drainage network including intermittent streams is required for the planning of logging operations and environmental conservation.
E. Guilbert, S. Jutras, T. Badard
doaj   +1 more source

Sleep Deprivation Attack Detection in Wireless Sensor Network

open access: yes, 2012
Deployment of sensor network in hostile environment makes it mainly vulnerable to battery drainage attacks because it is impossible to recharge or replace the battery power of sensor nodes.
Bhattasali, Tapalina   +2 more
core   +3 more sources

Drainage Network Analysis and Structuring of Topologically Noisy Vector Stream Data

open access: yesISPRS Int. J. Geo Inf., 2019
Drainage network analysis includes several operations that quantify the topological organization of stream networks. Network analysis operations are frequently performed on streams that are derived from digital elevation models (DEMs).
J. Lindsay, Wanhong Yang, D. Hornby
semanticscholar   +1 more source

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

Watersheds assessment of Kurdistan Province From the perspective of active tectonics with a quantitative- comparative approach based on analysis of drainage network [PDF]

open access: yesنشریه جغرافیا و برنامه‌ریزی, 2018
The study, according to the importance of tectonic – geomorphology studies, deals with the assessment and classification of active tectonic of watershed in Kurdistan province with a comparative – quantitative approach based on the parameters of drainage ...
Hadi Nayyeri, Mohamad Salari
doaj  

Hydrological Response to ~30 years of Agricultural Surface Water Management

open access: yesLand, 2017
Amongst human practices, agricultural surface-water management systems represent some of the largest integrated engineering works that shaped floodplains during history, directly or indirectly affecting the landscape.
Giulia Sofia, Paolo Tarolli
doaj   +1 more source

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