{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001318},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001319","480:4800001501","480:4800001492","480:4800001948","480:4800001433","480:4800001439","480:4800002442","480:4800001946","480:4800002056","480:4800001766","480:4800001598","480:4800001890","480:4800002161","480:4800002113","480:4800001462","480:4800001493","480:4800002496","480:4800001550","480:4800002547","480:4800001659","480:4800002298","480:4800001512","480:4800002300","480:4800002110","480:4800002354"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9104805717993979,0.6825758608910039,0.6061678119862454,0.583948676206355,0.48579427569363604,0.48275300508487967,0.44390420397574454,0.43091536925544466,0.40833205291249014,0.398131626524624,0.3915527232495477,0.3900653765880548,0.36174007415932935,0.3604425069127503,0.3596054629063296,0.35284125899359864,0.3250881652404773,0.3244878768709664,0.3204142105774645,0.3115248719071379,0.3112779339208555,0.3011533175513331,0.2914521714147519,0.29014323815033066,0.28145518373328177],"twin_dists":[0.056247114978423315,0.11350192165822331,0.12995218274434356,0.1347121118641352,0.1560624546796483,0.15673974294961318,0.16552211674452158,0.16852119992778622,0.1738256925777023,0.17626342340174325,0.17785077946735808,0.17821135811724523,0.18520933870965955,0.18553631401122433,0.18574756008845839,0.1874640052736756,0.1946955760456391,0.1948556324961344,0.1959461899401571,0.1983533463044603,0.19842076831776057,0.20121207344861677,0.203938460089703,0.20431040615106952,0.2068050516354539],"n_dims_used":43,"mean_confidence":0.9197345999784248},"coverage":{"mean_confidence":0.9197345999784248,"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}}