Andreas Bjerre-Nielsen
@andbjn.bsky.social
associate prof. of econ and social data science | topics: education & algorithms | methods: stats, machine learning & econ. theory | dad
1/
What does the social fabric of an entire country look like?
We built a nation-scale social network of Denmark — 7.2 million people, 1.4 billion ties, 14 years of data.
Here’s what we found 👇
📄 doi.org/10.1038/s415...
#NetworkScience #Sociology
What does the social fabric of an entire country look like?
We built a nation-scale social network of Denmark — 7.2 million people, 1.4 billion ties, 14 years of data.
Here’s what we found 👇
📄 doi.org/10.1038/s415...
#NetworkScience #Sociology
Unveiling the social fabric through a temporal, nation-scale social network and its characteristics - Scientific Reports
Scientific Reports - Unveiling the social fabric through a temporal, nation-scale social network and its characteristics
doi.org
July 29, 2025 at 3:35 PM
1/
What does the social fabric of an entire country look like?
We built a nation-scale social network of Denmark — 7.2 million people, 1.4 billion ties, 14 years of data.
Here’s what we found 👇
📄 doi.org/10.1038/s415...
#NetworkScience #Sociology
What does the social fabric of an entire country look like?
We built a nation-scale social network of Denmark — 7.2 million people, 1.4 billion ties, 14 years of data.
Here’s what we found 👇
📄 doi.org/10.1038/s415...
#NetworkScience #Sociology
Reposted by Andreas Bjerre-Nielsen
While human behavior and the data describing it evolve over time, fairness is often evaluated at a single snapshot. Yet, as we show in our newly published paper, fairness is dynamic. We studied how fairness evolves in dropout prediction across enrollment and found that it shifts over time.
July 21, 2025 at 8:02 AM
While human behavior and the data describing it evolve over time, fairness is often evaluated at a single snapshot. Yet, as we show in our newly published paper, fairness is dynamic. We studied how fairness evolves in dropout prediction across enrollment and found that it shifts over time.
Can AI interviewers match humans in qualitative interviews?
We found:
🤖 AI asked more questions, yielding longer interviews
🧠 Responses to specific questions were longer in human-led interviews
📏 But response quality—specificity & relevance—was similar
See more below 👇
We found:
🤖 AI asked more questions, yielding longer interviews
🧠 Responses to specific questions were longer in human-led interviews
📏 But response quality—specificity & relevance—was similar
See more below 👇
July 23, 2025 at 8:32 PM
Can AI interviewers match humans in qualitative interviews?
We found:
🤖 AI asked more questions, yielding longer interviews
🧠 Responses to specific questions were longer in human-led interviews
📏 But response quality—specificity & relevance—was similar
See more below 👇
We found:
🤖 AI asked more questions, yielding longer interviews
🧠 Responses to specific questions were longer in human-led interviews
📏 But response quality—specificity & relevance—was similar
See more below 👇