{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001177},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001481","481:4810001812","481:4810001627","470:4700007705","481:4810001722","488:4880000116","481:4810002133","470:4700002031","470:4700001574","488:4880000797","481:4810001900","481:4810001977","470:4700001420","481:4810000063","470:4700000254","481:4810001549","481:4810000312","481:4810002054","481:4810000828","481:4810000771","470:4700002401","470:4700007896","470:4700000248","481:4810002049","488:4880000882"],"twin_admin_codes":[479,481,481,470,481,488,481,470,470,488,481,481,470,481,470,481,481,481,481,481,470,470,470,481,488],"twin_sims":[0.5667531679528302,0.5372964475009039,0.5269015067252807,0.49766624751127386,0.47928058260791034,0.4787986656466568,0.47160179955489934,0.4698650649404557,0.465040882818949,0.46248345462981727,0.46145555890161344,0.4582960225337335,0.4574347828578817,0.4566789610672616,0.45466495883958363,0.454312759874795,0.444135392597515,0.4416083380406938,0.4358755538257597,0.4347879949674744,0.4326648459354571,0.41941690693584116,0.4165966342817803,0.41492275925278505,0.41208251052409933],"twin_dists":[0.1384039695295206,0.14476261436349844,0.14702132043541136,0.15343071066952607,0.15751468724313256,0.1576223781444781,0.15923483893628493,0.15962517307723184,0.16071199896108962,0.1612897340017297,0.16152225595431866,0.16223813309386154,0.1624335758458835,0.16260520528045788,0.16306304199864124,0.16314318217602627,0.16546904963717468,0.16604969011754253,0.1673717368255098,0.16762331439990624,0.16811517498847384,0.1712068771622371,0.17187030742481602,0.17226497342944455,0.17293622481279586],"n_dims_used":43,"mean_confidence":0.9124410762343296},"coverage":{"mean_confidence":0.9124410762343296,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}