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Record W2546761577 · doi:10.1145/2957276.2957286

SocialStreamViewer

2016· article· en· W2546761577 on OpenAlexaff
Ahmed E. Mostafa, Kori Inkpen, John Tang, Gina Venolia, William A. Hamilton

Bibliographic record

Venuenot available
Typearticle
Languageen
FieldSocial Sciences
TopicMultimedia Communication and Technology
Canadian institutionsUniversity of Calgary
Fundersnot available
KeywordsSTREAMSComputer scienceEvent (particle physics)MultimediaData stream miningWorld Wide WebHuman–computer interactionComputer networkData mining

Abstract

fetched live from OpenAlex

Live streaming is becoming a popular way to share experiences with others. When concurrent video streams of the same event are available, it can be challenging to decide which streams to view and to manage the experience across multiple streams. We designed and developed the SocialStreamViewer prototype that aggregates multiple streams from an event and visualizes others' viewing, hearting, and text chat activity. It also enables users to replay portions of streams. A lab study of SocialStreamViewer explored how people experience an event remotely through multiple streams, and how they use social signals from other viewers' activities. We found that 1) providing multiple streams is beneficial; 2) replaying back in time is highly valued since it helps ensure that users will not miss interesting content; and 3) visualizing other viewers' activities helps users decide which stream to watch.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.001
metaresearch head score (Gemma)0.006
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Not applicable · Consensus signal: Not applicable
GenreCandidate signal: Software · Consensus signal: Software
Teacher disagreement score0.121
Threshold uncertainty score0.405

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.006
Meta-epidemiology (narrow)0.0010.001
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0010.001
Science and technology studies0.0010.001
Scholarly communication0.0020.004
Open science0.0020.004
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.1210.019

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.040
GPT teacher head0.374
Teacher spread0.334 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designNot applicable
Domainnot available
GenreSoftware

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations10
Published2016
Admission routes1
Has abstractyes

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