{
  "apiVersion": "v1",
  "methodology": "v0.1",
  "canonical": "https://sourcescore.org/insights/biggest-velocity-lag/",
  "facet": {
    "type": "insight",
    "slug": "biggest-velocity-lag"
  },
  "insight": {
    "slug": "biggest-velocity-lag",
    "title": "Sources where Citation Velocity trails the Index",
    "question": "Which sources score well overall but have a notably lower Citation Velocity?",
    "summary": "These sources are quality-strong but slow-cited — often specialist journals, archival sources, or institutions whose authority outlives the citation cycle.",
    "kind": "dim-vs-composite",
    "dim": "velocity",
    "direction": "lag",
    "signalDefinition": "Velocity − Index (lag)"
  },
  "count": 5,
  "answer": {
    "sourceSlug": "semantic-scholar",
    "sourceName": "Semantic Scholar",
    "signal": -11,
    "spread": 20,
    "verdict": "Semantic Scholar has the largest negative gap on Citation Velocity: -11 points vs the composite Index."
  },
  "rows": [
    {
      "rank": 1,
      "slug": "semantic-scholar",
      "name": "Semantic Scholar",
      "domain": "semanticscholar.org",
      "category": "Academic",
      "summary": "AI-powered academic search engine by Allen Institute for AI; ~200M+ papers indexed.",
      "canonical": "https://sourcescore.org/source/semantic-scholar/",
      "api": "https://sourcescore.org/api/source/semantic-scholar.json",
      "composite": 83,
      "compositeGrade": "B",
      "values": {
        "discipline": 86,
        "modernReference": 92,
        "velocity": 72
      },
      "signal": -11,
      "spread": 20
    },
    {
      "rank": 2,
      "slug": "elife",
      "name": "eLife",
      "domain": "elifesciences.org",
      "category": "Academic",
      "summary": "Open-access peer-reviewed life-sciences journal; transparent peer-review (reviewer notes published).",
      "canonical": "https://sourcescore.org/source/elife/",
      "api": "https://sourcescore.org/api/source/elife.json",
      "composite": 83,
      "compositeGrade": "B",
      "values": {
        "discipline": 90,
        "modernReference": 88,
        "velocity": 72
      },
      "signal": -11,
      "spread": 18
    },
    {
      "rank": 3,
      "slug": "huggingface",
      "name": "Hugging Face",
      "domain": "huggingface.co",
      "category": "Platform",
      "summary": "AI/ML model + dataset hub; open-source community for transformers + ML research.",
      "canonical": "https://sourcescore.org/source/huggingface/",
      "api": "https://sourcescore.org/api/source/huggingface.json",
      "composite": 81,
      "compositeGrade": "B",
      "values": {
        "discipline": 80,
        "modernReference": 92,
        "velocity": 70
      },
      "signal": -11,
      "spread": 22
    },
    {
      "rank": 4,
      "slug": "ourworldindata",
      "name": "Our World in Data",
      "domain": "ourworldindata.org",
      "category": "Research",
      "summary": "Oxford-affiliated research organization publishing data + visualizations on global problems; CC-licensed.",
      "canonical": "https://sourcescore.org/source/ourworldindata/",
      "api": "https://sourcescore.org/api/source/ourworldindata.json",
      "composite": 86,
      "compositeGrade": "A",
      "values": {
        "discipline": 92,
        "modernReference": 90,
        "velocity": 76
      },
      "signal": -10,
      "spread": 16
    },
    {
      "rank": 5,
      "slug": "the-conversation",
      "name": "The Conversation",
      "domain": "theconversation.com",
      "category": "News",
      "summary": "Academic-journalism collaboration; articles authored by academics + edited by journalists; CC-BY-ND.",
      "canonical": "https://sourcescore.org/source/the-conversation/",
      "api": "https://sourcescore.org/api/source/the-conversation.json",
      "composite": 82,
      "compositeGrade": "B",
      "values": {
        "discipline": 88,
        "modernReference": 86,
        "velocity": 72
      },
      "signal": -10,
      "spread": 16
    }
  ],
  "siblingInsights": [
    {
      "slug": "biggest-discipline-lead",
      "title": "Sources where Citation Discipline punches above the Index",
      "canonical": "https://sourcescore.org/insights/biggest-discipline-lead/"
    },
    {
      "slug": "biggest-discipline-lag",
      "title": "Sources where Citation Discipline lags the Index",
      "canonical": "https://sourcescore.org/insights/biggest-discipline-lag/"
    },
    {
      "slug": "biggest-modern-reference-lead",
      "title": "Sources where Modern Citation Reference outperforms the Index",
      "canonical": "https://sourcescore.org/insights/biggest-modern-reference-lead/"
    },
    {
      "slug": "biggest-modern-reference-lag",
      "title": "Sources where Modern Reference trails the Index",
      "canonical": "https://sourcescore.org/insights/biggest-modern-reference-lag/"
    },
    {
      "slug": "biggest-velocity-lead",
      "title": "Sources where Citation Velocity outpaces the Index",
      "canonical": "https://sourcescore.org/insights/biggest-velocity-lead/"
    },
    {
      "slug": "most-balanced",
      "title": "The most balanced sources across all three dimensions",
      "canonical": "https://sourcescore.org/insights/most-balanced/"
    },
    {
      "slug": "biggest-spread",
      "title": "The most lopsided sources across the three dimensions",
      "canonical": "https://sourcescore.org/insights/biggest-spread/"
    }
  ],
  "license": "CC-BY-4.0"
}