{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000680},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960005944","496:4960005366","496:4960004615","496:4960005929","496:4960006478","496:4960007386","496:4960003147","488:4880002344","499:4990000640","496:4960000956","496:4960004097","472:4720001729","470:4700004481","470:4700000099","470:4700003990","488:4880000216","496:4960001252","488:4880006385","481:4810001213","496:4960004940","488:4880001632","488:4880003025","493:4930000428","488:4880004269","472:4720002569"],"twin_admin_codes":[496,496,496,496,496,496,496,488,499,496,496,472,470,470,470,488,496,488,481,496,488,488,493,488,472],"twin_sims":[0.7707746392562561,0.6537603799904537,0.5589423848579157,0.5382082193290358,0.4568015236720984,0.44830251173173274,0.4465981659185028,0.427011404176155,0.41707528449787695,0.41118370625637735,0.4085300080310867,0.40802203045262314,0.3961231691828627,0.3904101245217272,0.3895970939354119,0.3890546109399331,0.3863767156345928,0.3774464312342633,0.374190806423869,0.3725209833085296,0.36099029691797047,0.35789759845515956,0.35549826077823293,0.3498283035326945,0.3496916146857147],"twin_dists":[0.09371850358854936,0.11974038749019375,0.14008501807133367,0.14456492109122593,0.16257736720981364,0.16451432817607195,0.16490439840552815,0.16942967457045013,0.17175757666878108,0.17314906299940913,0.17377865548161525,0.17389937879932377,0.17674673161627721,0.17812772338859925,0.17832501750976978,0.17845676670512017,0.17910840178465467,0.18129721347244968,0.18210139335249037,0.1825151923629823,0.1853982028626146,0.18617935799540763,0.18678777248934783,0.18823404472235336,0.18826906117284162],"n_dims_used":45,"mean_confidence":0.9359693739149305},"coverage":{"mean_confidence":0.9359693739149305,"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}}