Browsing Institute for Data, Systems, and Society by Issue Date
Now showing items 21-40 of 71
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Can an Emoji a Day Keep the Doctor Away? An Explorative Mixed- Methods Feasibility Study to Develop a Self-Help App for Youth With Mental Health Problems
(Frontiers in Psychiatry, 2019-08-23)Today’s smartphones allow for a wide range of “big data” measurement, for example, ecological momentary assessment (EMA), whereby behaviours are repeatedly assessed within a person’s natural environment. With this type of ... -
Can an Emoji a Day Keep the Doctor Away? An Explorative Mixed-Methods Feasibility Study to Develop a Self-Help App for Youth With Mental Health Problems
(Frontiers in Psychiatry, 2019-08-23) -
Winning Models for Grade Point Average, Grit, and Layoff in the Fragile Families Challenge
(Socius: Sociological Research for a Dynamic World, 2019-09-10)In this article, the authors discuss and analyze their approach to the Fragile Families Challenge. The data consisted of more than 12,000 features (covariates) about the children and their parents, schools, and overall ... -
Segregation and polarization in urban areas
(Royal Society Open Science, 2019-10-23)Social behaviours emerge from the exchange of information among individuals—constrained by and reciprocally influencing the structure of information flows. The Internet radically transformed communication by democratizing ... -
Globalization and the shifting centers of gravity of world's human dynamics: Implications for sustainability
(Journal of Cleaner Production, 2019-12-01)World's human dynamics can be parameterized with metrics that explain the current model of economic growth and its sustainability. Changes in the world's human dynamics are crucial for understanding the current state of ... -
Globalization and the shifting centers of gravity of world's human dynamics: Implications for sustainability
(Journal of Cleaner Production, 2019-12-10)World's human dynamics can be parameterized with metrics that explain the current model of economic growth and its sustainability. Changes in the world's human dynamics are crucial for understanding the current state of ... -
An Amazon stingless bee foraging activity predicted using recurrent artificial neural networks and attribute selection
(Scientific Reports, 2020-01-08)Bees play a key role in pollination of crops and in diverse ecosystems. There have been multiple reports in recent years illustrating bee population declines worldwide. The search for more accurate forecast models can aid ... -
Purchase Patterns, Socioeconomic Status, and Political Inclination
(The World Bank Economic Review, 2020-02)This paper analyzes millions of credit card transaction records during several months for tens of thousands of individuals from two different countries. The study shows that, purchase patterns are strongly correlated with ... -
Representativity and Networked Interference in Data-Rich Field Experiments: A Large-Scale RCT in Rural Mexico
(The World Bank Economic Review, 2020-02)Modern availability of rich geospatial datasets and analysis tools can provide insight germane to the design of field experiments. Design of field experiments, and in particular the choice of sampling strategy, requires ... -
Turkers of the World Unite: Multilevel In-Group Bias Among Crowdworkers on Amazon Mechanical Turk
(Social Psychological and Personality Science, 2020-03-01)Crowdsourcing has become an indispensable tool in the behavioral sciences. Often, the “crowd” is considered a black box for gathering impersonal but generalizable data. Researchers sometimes seem to forget that crowdworkers ... -
Network Dynamics of a Financial Ecosystem
(Scientific Reports, 2020-03-12)Global financial crises have led to the understanding that classical econometric models are limited in comprehending financial markets in extreme conditions, partially since they disregarded complex interactions within the ... -
Measuring the predictability of life outcomes with a scientific mass collaboration
(Proceedings of the National Academy of Sciences, 2020-04-14)How predictable are life trajectories? We investigated this question with a scientific mass collaboration using the common task method; 160 teams built predictive models for six life outcomes using data from the Fragile ... -
Adaptive social networks promote the wisdom of crowds
(Proceedings of the National Academy of Sciences, 2020-05-11)Social networks continuously change as new ties are created and existing ones fade. It is widely acknowledged that our social embedding has a substantial impact on what information we receive and how we form beliefs and ... -
Overcoming barriers to early disease intervention
(Nature Biotechnology, 2020-05-22) -
What Managers Need to Know About Data Exchanges
(MIT Sloan Management Review, 2020-06-09) -
Contextual centrality: going beyond network structure
(Scientific Reports, 2020-06-10)Centrality is a fundamental network property that ranks nodes by their structural importance. However, the network structure alone may not predict successful diffusion in many applications, such as viral marketing and ... -
Model Based System Design to Support Variability and Flexibility, and Early Bidding Phase of New Procurement
(2020-06-13)A generic design of a complex industrial system allows the reduction in engineering cost and time to market because of the ability to adapt a technical solution given a particular context. We present in this study a ... -
A Web-Based Collaborative Decision Support System for National Water Policy Planning
(2020-06-13)In this paper, we introduce a web-based collaborative decision support system (WCDSS) to enable stakeholders to evaluate and refine complex scenarios addressing the location, timing, and technology of water and related ... -
Towards a Comprehensive Design Approach for Complex Systems Architecture and Optimization
(2020-06-13)The main purpose of this paper is to introduce a comprehensive design approach for complex industrial systems architecture and optimization. We present an architectural design framework, useful to organize and structure ... -
Large Scale Infrastructure Design Using Evolving Networks
(2020-06-13)This paper discusses the potential use of graph-theoretic framework in the context of large scale infrastructure design and management. Named as the Interdependent Network Flow with Induced Internal Transformation (INFINIT) ...