{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002648},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002879","490:4900004029","490:4900006784","467:4670000721","466:4660000002","478:4780008346","496:4960006501","474:4740005464","472:4720006233","478:4780003965","474:4740003598","485:4850003559","487:4870002303","474:4740004654","466:4660000464","478:4780002578","485:4850003558","487:4870003259","499:4990004354","468:4680000790","478:4780004544","485:4850004287","490:4900005929","480:4800003487","467:4670001091"],"twin_admin_codes":[487,490,490,467,466,478,496,474,472,478,474,485,487,474,466,478,485,487,499,468,478,485,490,480,467],"twin_sims":[0.3726695588271003,0.21979259244510949,0.20548133973887114,0.18731071797022128,0.18190513533005445,0.18017935467578003,0.1756322380431784,0.16486462949737277,0.1575291954355106,0.15440387471640202,0.15377829579304272,0.13749835785692985,0.1325173990863717,0.13232843675011088,0.13172403000277566,0.12947818531200675,0.1294651746735488,0.12835947115092652,0.1271239885979374,0.12689433558257812,0.12597357679834723,0.12427893608885032,0.11972562890496002,0.11909824213794941,0.11733430084838348],"twin_dists":[0.18247833685133336,0.22607645153154216,0.23104522021415583,0.23770838022161941,0.23977728522304217,0.2404469270823943,0.24223336431546755,0.24659951025321727,0.2496932502199038,0.2510432885672911,0.25131591534801934,0.25871723545800124,0.2611117654791088,0.2612039285172676,0.26149938414357093,0.26260626889791716,0.26261272337542363,0.263163054448604,0.2637822379392126,0.2638978343138996,0.2643628990614405,0.26522562914265,0.26758888668499864,0.2679198651446683,0.26885763940313584],"n_dims_used":43,"mean_confidence":0.9146034773005995},"coverage":{"mean_confidence":0.9146034773005995,"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}}