Results 51 to 60 of about 70,936 (237)

Accuracy of a DTM derived from full-waveform laser scanning data under unstructured eucalypt forest: a case study [PDF]

open access: yes, 2010
A Digital Terrain Model (DTM) is fundamental for extracting several forest canopy structure metrics from data acquired with small-footprint airborne laser scanning (ALS).
Gomes Pereira, L., Gonçalves, G.
core   +1 more source

Long-term variability of CO2 and O in the Mars upper atmosphere from MRO radio science data [PDF]

open access: yes, 2015
We estimate the annual variability of CO2 and O partial density using approximately 6years of Mars Reconnaissance Orbiter (MRO) radio science data from August 2006 to January 2012, which cover three full Martian years (from the northern hemisphere summer
Fricke, Susan K.   +6 more
core   +1 more source

Allogeneic Immune Cell Perfusion Inhibits the Growth of Vascularized 3D In Vitro Tumor Models, Induces Vascular Regression and Desmoplasia, but Promotes Tumor Cell Invasion

open access: yesAdvanced Science, EarlyView.
This study presents a vascularized 3D tumor model to investigate immune–stromal–tumor interactions under allogeneic PBMC perfusion. While immune cells induced tumor shrinkage, they also promoted vascular regression, stromal activation, and cancer cell invasion.
Alexandra Raab   +8 more
wiley   +1 more source

Executing large orders in a microscopic market model [PDF]

open access: yes, 2009
In a recent paper, Alfonsi, Fruth and Schied (AFS) propose a simple order book based model for the impact of large orders on stock prices. They use this model to derive optimal strategies for the execution of large orders. We apply these strategies to an
Weiss, Alexander
core   +4 more sources

G4‐Ligand‐Directed PROTACs Unveil DR1 as a Novel Ligand‐Co‐Binding G4‐Protein and Reshape G4‐Dependent Transcription

open access: yesAdvanced Science, EarlyView.
G4‐binding proteins (G4BPs) that specifically co‐bind G4s in the presence of small‐molecule ligands represent a critical but unexplored class of proteins. We introduce G4‐Ligand‐Directed PROTACs (G4L‐TACs), a chemical platform that couples G4 ligands (PDS) to E3 recruiters to selectively degrade these ligand‐co‐binding G4BPs.
Mao‐Lin Li   +8 more
wiley   +1 more source

Comparison of regional elevation heights in the Aguascalientes basin using DGPS technique with INEGI’s digital terrain model

open access: yesGeofísica Internacional, 2010
Las alturas de ochenta y un puntos fueron medidas usando receptores DGPS en bancos de nivel de INEGI y una estación geodética. Cincuenta y ocho puntos se midieron utilizando dos receptores y veintitrés puntos utilizando tres receptores.
M. Ortiz   +4 more
doaj   +1 more source

Importance of DTM accuracy, precision and acquisition technique for estimating contributing areas of post-fire erosion at the slope and catchment scale [PDF]

open access: yes, 2011
Wildfires are a frequent phenomenon in Portugal, affecting over 300.000 ha in dry years like 2003 and 2005. Directly and/or indirectly, wildfires can strongly enhance the hydrological response and associated sediment losses and, thereby, negatively ...
Cambra, S., Keizer, J., Pereira, L.
core   +1 more source

Model-based analysis of the potential of macroinvertebrates as indicators for microbial pathogens in rivers [PDF]

open access: yes, 2018
The quality of water prior to its use for drinking, farming or recreational purposes must comply with several physicochemical and microbiological standards to safeguard society and the environment.
Cisneros, Felipe   +9 more
core   +5 more sources

DTMs for terrain evaluation

open access: yesGeocarto International, 1992
Abstract Many physical processes operating in the landscape are locally dependent on landscape geometry. The decription of surface geometry contained in a digital terrain model (DTM) offers the opportunity to objectively evaluate these processes using computer technology.
J.R. Dymond, R.C. DeRose, C.M. Trotter
openaire   +1 more source

DTMsim - DTM channel simulation in ns [PDF]

open access: yes, 2001
Dynamic Transfer Mode (DTM) is a ring based MAN technology that provides a channel abstraction with a dynamically adjustable capacity. TCP is a reliable end to end transport protocol capable of adjusting its rate.
Abrahamsson, Henrik, Marsh, Ian
core   +2 more sources

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