{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002454},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003442","496:4960001689","496:4960002894","496:4960003169","496:4960002895","496:4960001698","496:4960002596","496:4960002455","496:4960002882","496:4960002609","496:4960002754","496:4960003032","496:4960003175","496:4960003713","496:4960003176","496:4960003018","496:4960000609","496:4960003446","496:4960003854","496:4960003855","493:4930005870","496:4960002074","496:4960003581","496:4960003309","496:4960003444"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,493,496,496,496,496],"twin_sims":[0.9333247999471241,0.9008037248296656,0.8763251847869328,0.85557218757873,0.8476134076196955,0.843622585067791,0.8396850572680169,0.8334461040605018,0.8278844117191257,0.8027783152679633,0.7806782742587393,0.7351777583791426,0.6978434358727067,0.6782725838207672,0.6496960910364098,0.6483122930818515,0.6437943258454895,0.6265327411018269,0.6254820112192119,0.6114014978416451,0.5946448497741975,0.5748883671398045,0.5599765274803066,0.5528581245888312,0.5497846078044836],"twin_dists":[0.048246934981475316,0.059364969416417855,0.06673527995241545,0.0725404083802937,0.07468192607438898,0.07574033763450254,0.07677513356643587,0.07839649234139595,0.07982406204577867,0.08608566051026277,0.09139181108629556,0.10187375991598956,0.11016549399663024,0.11443792720701396,0.12061565757679074,0.120913463638616,0.1218851095982825,0.12558993812228356,0.1258151624703894,0.12883148770775607,0.13241988239645866,0.1366560315279345,0.13986227030096404,0.1413967427066214,0.14206021448957795],"n_dims_used":45,"mean_confidence":0.9296875},"coverage":{"mean_confidence":0.9296875,"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}}