Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Econometric Views (EViews)01:29

Econometric Views (EViews)

204
Econometric Views, often stylized as EViews, is a package that merges statistical analysis with econometric studies. It is designed to provide tools for time series analysis, forecasting, and econometric model simulation. The software originated from MicroTSP software and has evolved significantly since its inception in 1981. The history of EViews is marked by a continuous effort to enhance its computational speed and user interface. It was initially developed for large computing systems but...
204
Relationship Formation02:12

Relationship Formation

40.3K
What do you think is the single most influential factor in determining with whom you become friends and whom you form romantic relationships? You might be surprised to learn that the answer is simple: the people with whom you have the most contact. This most important factor is proximity. You are more likely to be friends with people you have regular contact with. For example, there are decades of research that shows that you are more likely to become friends with people who live in your dorm,...
40.3K
Friedman Two-way Analysis of Variance by Ranks01:21

Friedman Two-way Analysis of Variance by Ranks

273
Friedman's Two-Way Analysis of Variance by Ranks is a nonparametric test designed to identify differences across multiple test attempts when traditional assumptions of normality and equal variances do not apply. Unlike conventional ANOVA, which requires normally distributed data with equal variances, Friedman's test is ideal for ordinal or non-normally distributed data, making it particularly useful for analyzing dependent samples, such as matched subjects over time or repeated measures...
273
Relation between Poisson's ratio, Modulus of Elasticity and Modulus of Rigidity01:15

Relation between Poisson's ratio, Modulus of Elasticity and Modulus of Rigidity

313
Deformation occurs in axial and transverse directions when an axial load is applied to a slender bar. This deformation impacts the cubic element within the bar, transforming it into either a rectangular parallelepiped or a rhombus, contingent on its orientation. This transformation process induces shearing strain. Axial loading elicits both shearing and normal strains. Applying an axial load instigates equal normal and shearing stresses on elements oriented at a 45° angle to the load axis.
313
Dynamic Equilibrium02:20

Dynamic Equilibrium

52.4K
A reversible chemical reaction represents a chemical process that proceeds in both forward (left to right) and reverse (right to left) directions. When the rates of the forward and reverse reactions are equal, the concentrations of the reactant and product species remain constant over time and the system is at equilibrium. A special double arrow is used to emphasize the reversible nature of the reaction. The relative concentrations of reactants and products in equilibrium systems vary greatly;...
52.4K
Spearman's Rank Correlation Test01:20

Spearman's Rank Correlation Test

938
Spearman's rank correlation test, also known as Spearman's rho, is a nonparametric method for assessing the strength and direction of association between two variables. This test is particularly valuable when the data distribution is unknown or when the assumption of normality does not hold. Named after the English psychologist and statistician Dr. Charles Edward Spearman, it serves as the nonparametric counterpart to Pearson's correlation coefficient.
Spearman's test calculates...
938

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

The impact of generative AI on social media: an experimental study.

Scientific reports·2026
Same author

A continuous real-world dataset comprising wearable-based heart rate variability alongside sleep diaries.

Scientific data·2025
Same author

Emergent social conventions and collective bias in LLM populations.

Science advances·2025
Same author

Urban highways are barriers to social ties.

Proceedings of the National Academy of Sciences of the United States of America·2025
Same author

The potential impact of AI innovations on US occupations.

PNAS nexus·2024
Same author

Urban form and COVID-19 cases and deaths in Greater London: An urban morphometric approach.

Environment and planning. B, urban analytics and city science·2024
Same journal

Turbulent flow in a vortex separator with a directed pipe inlet.

Scientific reports·2026
Same journal

Systematic characteristic evaluation of clay-based cementitious material derived from calcium carbide residue and waste tile powder.

Scientific reports·2026
Same journal

Retraction Note: Improvement of a rapid diagnostic application of monoclonal antibodies against avian influenza H7 subtype virus using Europium nanoparticles.

Scientific reports·2026
Same journal

Applying large language models to spam detection in the Kazakh low-resource language setting.

Scientific reports·2026
Same journal

An open-source 3D printing system enabling in-situ freeze-thaw processing of hydrogels.

Scientific reports·2026
Same journal

An enhanced EfficientNet framework for automated waste classification using cosine annealing and label smoothing.

Scientific reports·2026
See all related articles

Related Experiment Video

Updated: Aug 16, 2025

Functional Near-Infrared Spectroscopy Hyperscanning Study in Psychological Counseling
06:04

Functional Near-Infrared Spectroscopy Hyperscanning Study in Psychological Counseling

Published on: January 17, 2025

676

Multidimensional tie strength and economic development.

Luca Maria Aiello1,2, Sagar Joglekar3, Daniele Quercia3,4

  • 1IT University of Copenhagen, 2300, Copenhagen, Denmark. luai@itu.dk.

Scientific Reports
|December 21, 2022
PubMed
Summary
This summary is machine-generated.

Social network analysis reveals that multidimensional tie strength, not just contact frequency, strongly predicts economic opportunities. Knowledge and social support ties are key drivers of economic prospects.

More Related Videos

Applying an eMASS Customization Program as a Research Tool to Evaluate Consumer Benefits
08:27

Applying an eMASS Customization Program as a Research Tool to Evaluate Consumer Benefits

Published on: September 27, 2019

7.0K
A Psychophysics Paradigm for the Collection and Analysis of Similarity Judgments
08:12

A Psychophysics Paradigm for the Collection and Analysis of Similarity Judgments

Published on: March 1, 2022

2.6K

Related Experiment Videos

Last Updated: Aug 16, 2025

Functional Near-Infrared Spectroscopy Hyperscanning Study in Psychological Counseling
06:04

Functional Near-Infrared Spectroscopy Hyperscanning Study in Psychological Counseling

Published on: January 17, 2025

676
Applying an eMASS Customization Program as a Research Tool to Evaluate Consumer Benefits
08:27

Applying an eMASS Customization Program as a Research Tool to Evaluate Consumer Benefits

Published on: September 27, 2019

7.0K
A Psychophysics Paradigm for the Collection and Analysis of Similarity Judgments
08:12

A Psychophysics Paradigm for the Collection and Analysis of Similarity Judgments

Published on: March 1, 2022

2.6K

Area of Science:

  • Social network analysis
  • Computational social science
  • Economic sociology

Background:

  • Social relations influence access to opportunities.
  • Previous research lacked quantitative measures for tie strength's economic impact.
  • Granovetter's theory often operationalized tie strength unidimensionally.

Purpose of the Study:

  • To quantify the relationship between social tie strength and economic opportunities.
  • To explore multidimensional aspects of social relationships beyond simple contact frequency.
  • To leverage natural language processing (NLP) for social network analysis.

Main Methods:

  • Utilized a validated model of ten fundamental dimensions of social relationships.
  • Developed advanced NLP tools to infer relationship dimensions from text.
  • Analyzed a large-scale dataset of 630K geo-referenced Reddit users and 12.8M social ties over 7 years.

Main Results:

  • Unidimensional tie strength showed weak correlation with economic opportunities.
  • Multidimensional tie strength constructs demonstrated strong correlations with economic prospects.
  • Economic opportunities were significantly associated with knowledge ties (bridging distant groups) and social support ties (strengthening local communities).

Conclusions:

  • Multidimensionality of social ties is crucial for understanding economic outcomes.
  • Knowledge and social support ties play distinct but vital roles in economic opportunity.
  • Future network theory should prioritize high-quality, multidimensional measures of tie strength.