Wiki Export

{
  "directed": false,
  "multigraph": false,
  "graph": {
    "exported_at": "<ISO timestamp>",
    "vault": "<OBSIDIAN_VAULT_PATH>",
    "total_nodes": N,
    "total_edges": M
  },
  "nodes": [
    {
      "id": "concepts/transformers",
      "label": "Transformer Architecture",
      "category": "concepts",
      "tags": ["ml", "architecture"],
      "summary": "The attention-based architecture introduced in Attention Is All You Need.",
      "community": 0
    }
  ],
  "links": [
    {
      "source": "concepts/transformers",
      "target": "entities/vaswani",
      "relation": "wikilink",
      "confidence": "EXTRACTED"
    },
    {
      "source": "concepts/transformers",
      "target": "concepts/lstm",
      "relation": "contradicts",
      "confidence": "EXTRACTED",
      "typed": true
    }
  ]
}

<?xml version="1.0" encoding="UTF-8"?>
<graphml xmlns="http://graphml.graphdrawing.org/graphml">
  <key id="label" for="node" attr.name="label" attr.type="string"/>
  <key id="category" for="node" attr.name="category" attr.type="string"/>
  <key id="tags" for="node" attr.name="tags" attr.type="string"/>
  <key id="community" for="node" attr.name="community" attr.type="int"/>
  <key id="relation" for="edge" attr.name="relation" attr.type="string"/>
  <key id="type" for="edge" attr.name="type" attr.type="string"/>
  <key id="confidence" for="edge" attr.name="confidence" attr.type="string"/>
  <graph id="wiki" edgedefault="undirected">
    <node id="concepts/transformers">
      <data key="label">Transformer Architecture</data>
      <data key="category">concepts</data>
      <data key="tags">ml, architecture</data>
      <data key="community">0</data>
    </node>
    <!-- Untyped wikilink — no <data key="type"> element -->
    <edge source="concepts/transformers" target="entities/vaswani">
      <data key="relation">wikilink</data>
      <data key="confidence">EXTRACTED</data>
    </edge>
    <!-- Typed edge from relationships: block -->
    <edge source="concepts/transformers" target="concepts/lstm">
      <data key="relation">contradicts</data>
      <data key="type">contradicts</data>
      <data key="confidence">EXTRACTED</data>
    </edge>
  </graph>
</graphml>

// Wiki knowledge graph export — <TIMESTAMP>
// Load with: cypher-shell -u neo4j -p password < cypher.txt

// Nodes
MERGE (n:Page {id: "concepts/transformers"}) SET n.label = "Transformer Architecture", n.category = "concepts", n.tags = ["ml","architecture"], n.community = 0;
MERGE (n:Page {id: "entities/vaswani"}) SET n.label = "Ashish Vaswani", n.category = "entities", n.tags = ["person","ml"], n.community = 0;
MERGE (n:Page {id: "concepts/lstm"}) SET n.label = "LSTM", n.category = "concepts", n.tags = ["ml","rnn"], n.community = 0;

// Relationships
// Untyped wikilinks use [:WIKILINK]
MATCH (a:Page {id: "concepts/transformers"}), (b:Page {id: "entities/vaswani"}) MERGE (a)-[:WIKILINK {relation: "wikilink", confidence: "EXTRACTED"}]->(b);
// Typed edges use the relationship type as the label (UPPERCASE)
MATCH (a:Page {id: "concepts/transformers"}), (b:Page {id: "concepts/lstm"}) MERGE (a)-[:CONTRADICTS {relation: "contradicts", confidence: "EXTRACTED"}]->(b);

-- Wiki knowledge graph export — <TIMESTAMP>
-- Load with: psql -d yourdb -f postgres.sql

CREATE TABLE IF NOT EXISTS wiki_pages (
  id        TEXT PRIMARY KEY,
  label     TEXT NOT NULL,
  category  TEXT,
  tags      JSONB NOT NULL DEFAULT '[]'::jsonb,
  summary   TEXT,
  community INT
);

CREATE TABLE IF NOT EXISTS wiki_edges (
  source     TEXT NOT NULL REFERENCES wiki_pages(id) ON DELETE CASCADE,
  target     TEXT NOT NULL REFERENCES wiki_pages(id) ON DELETE CASCADE,
  relation   TEXT NOT NULL DEFAULT 'wikilink',
  confidence TEXT,
  typed      BOOLEAN NOT NULL DEFAULT false,
  PRIMARY KEY (source, target, relation)
);

CREATE INDEX IF NOT EXISTS wiki_edges_source_idx ON wiki_edges(source);
CREATE INDEX IF NOT EXISTS wiki_edges_target_idx ON wiki_edges(target);

-- Nodes
INSERT INTO wiki_pages (id, label, category, tags, summary, community)
VALUES ('concepts/transformers', 'Transformer Architecture', 'concepts', '["ml","architecture"]'::jsonb, 'The attention-based architecture introduced in Attention Is All You Need.', 0)
ON CONFLICT (id) DO UPDATE SET
  label = EXCLUDED.label, category = EXCLUDED.category, tags = EXCLUDED.tags,
  summary = EXCLUDED.summary, community = EXCLUDED.community;

-- Edges
-- Untyped wikilink
INSERT INTO wiki_edges (source, target, relation, confidence, typed)
VALUES ('concepts/transformers', 'entities/vaswani', 'wikilink', 'EXTRACTED', false)
ON CONFLICT (source, target, relation) DO UPDATE SET confidence = EXCLUDED.confidence, typed = EXCLUDED.typed;

-- Typed edge from relationships: block
INSERT INTO wiki_edges (source, target, relation, confidence, typed)
VALUES ('concepts/transformers', 'concepts/lstm', 'contradicts', 'EXTRACTED', true)
ON CONFLICT (source, target, relation) DO UPDATE SET confidence = EXCLUDED.confidence, typed = EXCLUDED.typed;

{id: "concepts/transformers", label: "Transformer Architecture", color: {background: "#4E79A7"}, size: <degree * 3 + 8>, title: "concepts | #ml #architecture", community: 0}

// Untyped wikilink
{from: "concepts/transformers", to: "entities/vaswani", dashes: false, width: 1, color: {color: "#666", opacity: 0.6}, title: "wikilink"}
// Typed edge
{from: "concepts/transformers", to: "concepts/lstm", dashes: false, width: 2, color: {color: "#E15759", opacity: 0.8}, label: "contradicts", font: {size: 9, color: "#ccc"}, title: "contradicts"}

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Wiki Knowledge Graph</title>
<script src="https://unpkg.com/vis-network/standalone/umd/vis-network.min.js"></script>
<style>
  * { box-sizing: border-box; margin: 0; padding: 0; }
  body { background: #0f0f1a; color: #e0e0e0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; display: flex; height: 100vh; }
  #graph { flex: 1; }
  #sidebar { width: 260px; background: #1a1a2e; border-left: 1px solid #2a2a4e; padding: 14px; overflow-y: auto; font-size: 13px; }
  #sidebar h3 { color: #aaa; font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; margin: 0 0 10px; }
  #info { margin-bottom: 16px; line-height: 1.6; color: #ccc; }
  .legend-item { display: flex; align-items: center; gap: 8px; padding: 3px 0; font-size: 12px; }
  .dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
  #stats { margin-top: 16px; color: #555; font-size: 11px; }
</style>
</head>
<body>
<div id="graph"></div>
<div id="sidebar">
  <h3>Wiki Knowledge Graph</h3>
  <div id="info">Click a node to see details.</div>
  <h3 style="margin-top:12px">Communities</h3>
  <div id="legend"><!-- populated by JS --></div>
  <div id="stats"><!-- populated by JS --></div>
</div>
<script>
const NODES_DATA = /* NODES_JSON */;
const EDGES_DATA = /* EDGES_JSON */;
const COMMUNITY_COLORS = ["#4E79A7","#F28E2B","#E15759","#76B7B2","#59A14F","#EDC948","#B07AA1","#FF9DA7","#9C755F","#BAB0AC"];

const nodes = new vis.DataSet(NODES_DATA);
const edges = new vis.DataSet(EDGES_DATA);
const network = new vis.Network(document.getElementById('graph'), {nodes, edges}, {
  physics: { solver: 'forceAtlas2Based', forceAtlas2Based: { gravitationalConstant: -60, springLength: 120 }, stabilization: { iterations: 200 } },
  interaction: { hover: true, tooltipDelay: 100 },
  nodes: { shape: 'dot', borderWidth: 1.5 },
  edges: { smooth: { type: 'continuous' }, arrows: { to: { enabled: true, scaleFactor: 0.4 } } }
});
network.once('stabilizationIterationsDone', () => network.setOptions({ physics: { enabled: false } }));

network.on('click', ({nodes: sel}) => {
  if (!sel.length) return;
  const n = NODES_DATA.find(x => x.id === sel[0]);
  if (!n) return;
  document.getElementById('info').innerHTML = `<b>${n.label}</b><br>Category: ${n.category||'—'}<br>Tags: ${n.tags||'—'}<br>${n.summary ? '<br>'+n.summary : ''}`;
});

// Build legend
const communities = {};
NODES_DATA.forEach(n => { if (n.community != null) communities[n.community] = (communities[n.community]||0)+1; });
const leg = document.getElementById('legend');
Object.entries(communities).sort((a,b)=>b[1]-a[1]).forEach(([cid, count]) => {
  const color = COMMUNITY_COLORS[cid % COMMUNITY_COLORS.length];
  leg.innerHTML += `<div class="legend-item"><div class="dot" style="background:${color}"></div>Community ${cid} (${count})</div>`;
});
document.getElementById('stats').textContent = `${NODES_DATA.length} pages · ${EDGES_DATA.length} links`;
</script>
</body>
</html>