نتایج جستجو برای: physiographic features

تعداد نتایج: 524073  

Journal: :Frontiers in sustainable food systems 2022

Rates of poverty and economic inequality in rural Alabama are among the nation's highest increasing agricultural productivity can provide a needed boost to these communities. The transition from rain-fed irrigation-fed (RFtoIF) agriculture has significantly increased farm profitability elsewhere United States. Despite this potential enhance stability resilience economies, irrigated cropland acc...

2007
Stephen Frasier

The objectives of this effort are to determine the extent to which Doppler radar techniques can be exploited for both qualitative and quantitative nearshore measurement applications. Of particular interest are estimates of surf zone location, extent, surface currents, and wave parameters. To date, optical (video) techniques have been the primary remote sensing technology for these applications....

2009
Jay Goldman

In what case do you like reading so much? What about the type of the facebook cookbook building applications to grow your facebook empire book? The needs to read? Well, everybody has their own reason why should read some books. Mostly, it will relate to their necessity to get knowledge from the book and want to read just to get entertainment. Novels, story book, and other entertaining books bec...

Journal: :Computers in Human Behavior 2013
Grace Chi En Kwan Marko M. Skoric

This study examines the phenomenon of cyberbullying on Facebook and how it is related to school bullying among secondary school students in Singapore, aged 13–17. We also focus on generic use of Facebook and risky Facebook behaviors as the predictors of cyberbullying and victimization on Facebook. 1676 secondary students, from two secondary schools, participated in a pen and paper survey. The f...

Journal: :CoRR 2014
Dhriti Sengupta Merina Kundu Jayati Ghosh Dastidar

It is at times important to detect human presence automatically in secure environments. This needs a shape recognition algorithm that is robust, fast and has low error rates. The algorithm needs to process camera images quickly to detect any human in the range of vision, and generate alerts, especially if the object under scrutiny is moving in certain directions. We present here a simple, effic...

2009
Jeff Brown Jamie MacMahan Ed Thornton

[1] Absolute and relative diffusivity are measured on a rip-channeled beach using 30 position-tracking drifters released in clusters (4–12 drifters) deployed on 7 days with different wave forcing and tidal elevations at Sand City, Monterey Bay, California. Diffusivity and dispersion were found to be larger on days with rip current flow patterns and larger waves. Rip currents cause material to d...

2017
M. Yamamoto

The superconducting proximity effect was examined in both Nb/PdNi (SF) bilayer films and Nb/PdNi/Nb (SFS) Josephson junctions. In Nb/PdNi bilayer films, nonmonotonic behavior of Tc was observed as a function of PdNi thickness dF. The effective exchange energy Eex extracted from the data was about 13 meV. In Nb/PdNi/Nb (SFS) Josephson junctions, the existence of a crossover between the 0 state a...

2009
Hideaki Uchiyama Hideo Saito Myriam Servieres Guillaume Moreau

We propose a system for estimating a user’s view direction with its location of a captured image by retrieving its corresponding region from panoramas in a database. In our database, 104 panoramas captured within a local area are stored. For retrieving a user’s location, the query image captured by the user’s planarprojection camera is compared with all the panoramas in the database. SURF is us...

2010
Alex E. Hay Len Zedel

The central goal of this project is a deeper understanding of the dynamic adjustment of mobile sandy sediments to fluid forcing in and near the surf zone at small (1cm to 10m) and intermediate (10m to 100m) horizontal scales. The effort is motivated by the dual need to develop more realistic models of fluid-sediment interactions in the nearshore zone, and for suitable in situ measurement techni...

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