{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740005661},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740005863","474:4740005899","474:4740005655","474:4740005900","474:4740005503","474:4740005373","474:4740005895","474:4740005898","474:4740005896","474:4740005701","474:4740005323","474:4740005656","474:4740005386","474:4740005497","474:4740005826","474:4740005702","474:4740005752","474:4740005382","474:4740005381","474:4740005837","474:4740005785","474:4740005375","474:4740005931","474:4740005505","486:4860000761"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,486],"twin_sims":[0.9934038300885746,0.9023093997330788,0.8973888689014876,0.8661823196668417,0.8145764247413829,0.7835961467183643,0.7707434449708929,0.7693343388869608,0.6837712964893401,0.6617582036291125,0.6514414623082573,0.6269839699285957,0.6254278617105282,0.611768525545729,0.6114104775816408,0.6052497115350929,0.6011891763983552,0.5961117615280577,0.5896740483214897,0.5845443676569316,0.5810048794282893,0.5476536566898048,0.5394170298140198,0.5328730277984303,0.5296871837689465],"twin_dists":[0.014941799596520625,0.058888536238576615,0.06043449093025285,0.06961559928227104,0.08317789716129362,0.09070066548905593,0.09372578745346087,0.09405453215718601,0.11324158335771631,0.11801511661738733,0.12023989294823527,0.12549320908901082,0.1258267687538883,0.12875289175341545,0.12882956477992158,0.13014877308163897,0.1310182716953038,0.1321056714883877,0.13348486350094146,0.13458438794143093,0.13534343937309942,0.14252057285667935,0.14430292239732648,0.14572265944041826,0.14641511551346176],"n_dims_used":45,"mean_confidence":0.9259005228678385},"coverage":{"mean_confidence":0.9259005228678385,"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}}