Results 51 to 60 of about 4,708,863 (303)

The Whole Online World is Watching: Profiling Social Networking Sites and Activists in China, Latin America and the United States

open access: yesInternational Journal of Communication, 2012
Using a cross-cultural framework, this study relies on survey data to examine how activists in China, Latin America, and the United States use social networking sites for their mobilizing efforts.
Dustin Harp, Ingrid Bachmann, Lei Guo
doaj  

Fiscal Sustainability of Latin American Countries Under Cross-Dependency and Structural Breaks

open access: yesEconomía
This work investigates the hypothesis of fiscal sustainability for 18 Latin American countries from 1991 to 2022. We applied a panel cointegration methodology to evaluate the existence of a long-term relationship between government revenue and ...
Eduardo Lima Campos, Rubens Penha Cysne
doaj   +1 more source

Wally and the Major [picture] : cross purposes /

open access: yes, 1969
Part of the Stan Cross Archive of cartoons and drawings, 1912-1974.; Inscription: "Stan Cross 9/66"--In ink, lower right. "8939 Tue Mar 18 Cross Purposes"--In ink, right margin; "8939"--In pencil, upper right corner.; Also available in an electronic ...
Cross, Stan, 1888-1977.
core  

A Unifying Approach to Self‐Organizing Systems Interacting via Conservation Laws

open access: yesAdvanced Intelligent Discovery, EarlyView.
The article develops a unified way to model and analyze self‐organizing systems whose interactions are constrained by conservation laws. It represents physical/biological/engineered networks as graphs and builds projection operators (from incidence/cycle structure) that enforce those constraints and decompose network variables into constrained versus ...
F. Barrows   +7 more
wiley   +1 more source

Methodological design for the assessment of physical activity and sedentary time in eight Latin American countries - The ELANS study

open access: yesMethodsX, 2020
Worldwide studies of physical activity and sedentary time have historically under-represented low- and middle-income countries due to the lack of surveillance data.
Gerson Luis de Moraes Ferrari   +14 more
doaj   +1 more source

Wally and the Major [picture] : cross purposes /

open access: yes, 1968
Part of the Stan Cross Archive of cartoons and drawings, 1912-1974.; Inscription: "Stan Cross 8/195"--In ink, lower right. "8757 Fri Aug 16 Cross Purposes"--In ink, right margin; "8757"--In pencil, upper right corner; "6"--In pencil, upper left corner ...
Cross, Stan, 1888-1977.
core  

Trends in Latin American Networking: Statistics [PDF]

open access: yes
Statistics includes a set of tables containing data on a variety of indicators typically sought by individuals interested in Internet growth in Latin America, as well as country-level data.UT ...
Latin American Network Information Center
core   +1 more source

Integration of Liquid Handling Robotics, Turbidimetry, and Machine Learning Toward Inverse Design of Lower Critical Solution Temperature Polymer Formulations

open access: yesAdvanced Intelligent Systems, EarlyView.
An integrated OT‐2/plate reader platform automates LCST cloud point measurement of NIPAM‐co‐DMAEMA copolymers across high‐dimensional formulation spaces. Machine learning trained on the resulting high‐throughput datasets achieves R2 up to 0.96 and enables inverse design of polymer formulations to target transition temperatures with <1% error.
Lachlan Alexander   +2 more
wiley   +1 more source

US and the Challenge of Power in Latin America: Comparison of the China and Iran Approaches [PDF]

open access: yesFaṣlnāmah-i Pizhūhish/hā-yi Rāhburdī-i Siyāsat, 2016
Practical and theoretical developments in international politics and the following changes in foreign policy of countries have attracted the cross-regional powers.
Fariborz Arghavani Pirsalami   +2 more
doaj  

Things that make Stan cross [picture] : what makes inflation? /

open access: yes, 1900
Part of the Stan Cross Archive of cartoons and drawings, 1912-1974.; Inscription: "Stan Cross"--In ink, lower right. "Page 5"--In ink, on note attached to verso.; Title devised by cataloguer.; Also available in an electronic version via the internet at ...
Cross, Stan, 1888-1977.
core  

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