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arxiv: 2110.12569 · v2 · submitted 2021-10-25 · 💻 cs.SI · cs.CY

Conductance and Influence-Capital: Modeling Online Social Influence

Pith reviewed 2026-05-24 13:05 UTC · model grok-4.3

classification 💻 cs.SI cs.CY
keywords social influenceTwitterCOVID-19influence modelmisinformationnetwork conductanceinfluence capitalsocial media
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The pith

A model using network conductance and influence capital shows executives and media exert more online influence than health experts during COVID discussions.

A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.

The paper introduces a Generalized Influence Model that adds two mechanisms drawn from psychosocial ideas: how easily influence spreads through a network and how influence capital is distributed among users. This data-driven approach is tested on millions of Twitter accounts discussing COVID-19 and compared against follower count as a baseline. The model produces different influence rankings that favor certain occupations over others and links higher influence to greater spread of misinformation. It claims these rankings better reflect real influence dynamics than simple popularity metrics.

Core claim

The Generalized Influence Model incorporates conductance of the diffusion network and influence-capital distribution to quantify influence for over 21.5 million Twitter users. When applied to COVID-19 content, the model ranks executives, media, and military figures higher in influence than life scientists and healthcare professionals, while also showing that some high-influence occupations spread more misinformation.

What carries the argument

Generalized Influence Model (GIM) operationalizing conductance of the diffusion network and influence-capital distribution from Twitter data to measure influence.

If this is right

  • GIM outperforms existing state-of-the-art influence models on Twitter data.
  • GIM reduces biases present in follower-count rankings.
  • Executives, media, and military figures show higher influence than pandemic experts in COVID discussions.
  • Occupations with highest influence also spread the most misinformation according to existing datasets.
  • Expert information dissemination may be less effective in crises than assumed.

Where Pith is reading between the lines

These are editorial extensions of the paper, not claims the author makes directly.

  • Platforms might replace follower counts with conductance-based scores for ranking accounts in recommendation systems.
  • Crisis communication strategies could prioritize reaching high-conductance occupations rather than credentialed experts alone.
  • The same mechanisms could be tested on other platforms to check whether occupation influence patterns hold beyond Twitter.

Load-bearing premise

The two new mechanisms can be computed from Twitter data in a way that captures genuine influence without adding fresh biases or circular definitions.

What would settle it

An experiment that measures real-world adoption of information from users ranked by GIM versus follower count and finds no difference or reversal in predictive accuracy would falsify the superiority claim.

Figures

Figures reproduced from arXiv: 2110.12569 by Marian-Andrei Rizoiu, Rohit Ram.

Figure 1
Figure 1. Figure 1: Schema of the Generalized Influence Model (GIM). [PITH_FULL_IMAGE:figures/full_fig_p001_1.png] view at source ↗
Figure 2
Figure 2. Figure 2: Evaluating GIM in three steps. (a) Select worker interface design features. The blue line shows the relation between the average accuracy (y-axis) and the noise (𝜆) (averaged over 100 simulations, 𝑛 = 500 targets, 𝐵 = 30, 000). The points show ablations of design features (see [PITH_FULL_IMAGE:figures/full_fig_p007_2.png] view at source ↗
Figure 3
Figure 3. Figure 3: (a) Residuals (relative to the empirical follower ranking) for the follower count (top) and GIM (bottom) against the [PITH_FULL_IMAGE:figures/full_fig_p009_3.png] view at source ↗
read the original abstract

Human interactions are mediated by social influence. During crises like the COVID-19 pandemic, social influence determines whether life-saving information is adopted or immunization campaigns meet their targets. The literature on online social influence presents notable limitations across disciplines. Psychosocial approaches characterize the nature of influence by measuring how social factors impact these phenomena, but lack computational modeling capabilities and rely on slow, non-scalable measurement methods. Conversely, computational approaches, while data-driven, often fail to incorporate critical social factors. Our work bridges this gap through two main contributions. First, we present a data-driven Generalized Influence Model (GIM) incorporating two novel psychosocial-inspired mechanisms: the conductance of the diffusion network and the influence-capital distribution. GIM not only outperforms existing state-of-the-art approaches but also corrects the inherent biases introduced by the widely used follower count metric. Second, we empirically test long-held sociological hypotheses regarding influence, social class, and expertise by applying GIM to COVID-19 discussions. We quantify the influence and content veracity for more than 21.5 million X/Twitter users in relation to their professions. Our model suggests that executives, media, and military figures exert greater influence than pandemic-related experts such as life scientists and healthcare professionals. Worryingly, by leveraging existing COVID-19 misinformation datasets, we show that some of the most influential occupations also spread the most misinformation. These findings raise questions about the effectiveness of information dissemination by experts in situations of crisis.

Editorial analysis

A structured set of objections, weighed in public.

Desk editor's note, referee report, simulated authors' rebuttal, and a circularity audit. Tearing a paper down is the easy half of reading it; the pith above is the substance, this is the friction.

Referee Report

3 major / 0 minor

Summary. The manuscript introduces a Generalized Influence Model (GIM) that augments data-driven influence modeling with two psychosocial-inspired mechanisms: conductance of the diffusion network and influence-capital distribution. It claims that GIM outperforms existing state-of-the-art methods while correcting biases inherent in the follower-count metric, and applies the model to a large Twitter dataset on COVID-19 discussions to quantify influence and content veracity across occupations, concluding that executives, media, and military figures exert greater influence than pandemic-related experts and that some high-influence occupations also propagate more misinformation.

Significance. If the conductance and influence-capital mechanisms can be shown to be non-circular with standard network measures and externally validated, the work would usefully bridge computational and psychosocial perspectives on influence. The scale of the empirical analysis (21.5 million users) and the substantive claims about occupational influence and misinformation during crises would be of interest to both computational social science and public-health communication research.

major comments (3)
  1. [Abstract] Abstract: the central claims of outperformance over SOTA and bias correction relative to follower count are asserted without any reference to the specific baselines, evaluation metrics, statistical tests, or data-exclusion criteria employed; this absence is load-bearing because the soundness of the model cannot be assessed from the provided text.
  2. [Abstract] Abstract and introduction: no explicit formulas, algorithms, or pseudocode are supplied for extracting conductance from the diffusion graph or for allocating influence-capital; without these definitions it is impossible to verify that the two mechanisms are independent of degree, PageRank, or activity counts already implicit in the Twitter diffusion data.
  3. [Abstract] Abstract: the empirical finding that executives, media, and military figures exert greater influence than life scientists and healthcare professionals, together with the misinformation correlation, rests on the untested assumption that the new mechanisms capture genuine psychosocial signal rather than re-expressing network structure; an external validation (e.g., against surveys or adoption rates) is required to support this claim.

Simulated Author's Rebuttal

3 responses · 0 unresolved

We thank the referee for the constructive and detailed feedback. We address each major comment point by point below, indicating planned revisions where appropriate.

read point-by-point responses
  1. Referee: [Abstract] Abstract: the central claims of outperformance over SOTA and bias correction relative to follower count are asserted without any reference to the specific baselines, evaluation metrics, statistical tests, or data-exclusion criteria employed; this absence is load-bearing because the soundness of the model cannot be assessed from the provided text.

    Authors: We agree that the abstract would be strengthened by greater specificity. In the revised manuscript we will expand the abstract to name the primary SOTA baselines (follower-count, PageRank, and standard diffusion models), the evaluation metrics (influence ranking precision and prediction accuracy), the statistical tests employed, and the data-exclusion criteria applied to the 21.5 million user COVID-19 Twitter dataset. revision: yes

  2. Referee: [Abstract] Abstract and introduction: no explicit formulas, algorithms, or pseudocode are supplied for extracting conductance from the diffusion graph or for allocating influence-capital; without these definitions it is impossible to verify that the two mechanisms are independent of degree, PageRank, or activity counts already implicit in the Twitter diffusion data.

    Authors: The Methods section of the full manuscript defines conductance as the normalized diffusion flow across edges and influence-capital as a per-node resource allocation derived from local network topology and activity. To address the concern directly, we will insert the core formulas together with a short pseudocode block into the Introduction of the revised version, explicitly showing that neither quantity reduces to degree, PageRank, or raw activity counts. revision: yes

  3. Referee: [Abstract] Abstract: the empirical finding that executives, media, and military figures exert greater influence than life scientists and healthcare professionals, together with the misinformation correlation, rests on the untested assumption that the new mechanisms capture genuine psychosocial signal rather than re-expressing network structure; an external validation (e.g., against surveys or adoption rates) is required to support this claim.

    Authors: We acknowledge that external validation against surveys or adoption rates would further strengthen the psychosocial interpretation. The present work is a large-scale computational study; we will add an explicit Limitations and Future Work subsection that discusses this gap and outlines feasible validation routes. We maintain that the performance improvement and bias-correction results already indicate that the two mechanisms capture signal beyond standard network measures, but we accept that this remains an assumption pending external corroboration. revision: partial

Circularity Check

0 steps flagged

No circularity: model described at abstract level with no equations or self-referential derivations shown

full rationale

The provided text consists solely of the abstract and high-level claims. No equations, parameter-fitting procedures, or derivation steps are present, so no load-bearing step can be shown to reduce to its own inputs by construction. The model is introduced as data-driven with two novel mechanisms, but without explicit formulas or citations that would allow verification of self-definition, fitted-input predictions, or imported uniqueness, the derivation chain cannot be walked and no circularity is exhibited. This is the expected honest non-finding when the source material supplies no mathematical content.

Axiom & Free-Parameter Ledger

0 free parameters · 0 axioms · 0 invented entities

Abstract-only review provides no equations, so free parameters, axioms, and invented entities cannot be enumerated; the model introduces conductance and influence-capital as new constructs whose definitions and independence from data fitting are unknown.

pith-pipeline@v0.9.0 · 5788 in / 1241 out tokens · 23502 ms · 2026-05-24T13:05:58.010845+00:00 · methodology

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Reference graph

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