{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002646},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002945","496:4960001380","496:4960004336","496:4960001612","496:4960003902","496:4960001753","496:4960003496","496:4960002505","496:4960003351","496:4960001628","496:4960002661","496:4960001379","496:4960004190","496:4960002805","496:4960002940","496:4960004337","496:4960003892","496:4960002008","496:4960004187","496:4960002804","496:4960003766","496:4960001382","496:4960003635","496:4960001374","496:4960001627"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.915191097204851,0.8742319434835546,0.8659257127750813,0.8460783164071599,0.8145343841766726,0.8091882337585149,0.8010037473706293,0.7924716962114079,0.775474338849923,0.7712663180977025,0.7640490290380217,0.7590146962840315,0.7510573446126386,0.7419902524326025,0.7416111034298843,0.7380305930215779,0.7371024252645896,0.7364757287302305,0.7298494363333152,0.7269309670880354,0.7199706203986714,0.7158809288541486,0.7128197078207925,0.7125816125001699,0.7090712711634248],"twin_dists":[0.05467774099740671,0.06733702403089396,0.06968735238880723,0.07509022342324151,0.08318836267007532,0.08451301514645287,0.08651817899960738,0.08858134862430944,0.09261797377318175,0.09360366069083995,0.09528279936129117,0.09644597636937215,0.09827187565457715,0.10033494225174525,0.10042083022365172,0.10123047751578092,0.1014399430943833,0.1015812783120769,0.10307109952198369,0.10372472283508358,0.10527765216069554,0.10618642068778043,0.10686496378667319,0.10691768057530239,0.10769394752293271],"n_dims_used":45,"mean_confidence":0.9339772542317708},"coverage":{"mean_confidence":0.9339772542317708,"n_dims_used":45,"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}}