{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000982},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000981","478:4780001989","478:4780002001","469:4690008464","478:4780000625","478:4780003445","478:4780001687","478:4780000822","489:4890000583","489:4890001225","478:4780003444","478:4780000929","478:4780001132","478:4780000530","478:4780000581","478:4780001265","469:4690008574","469:4690008279","469:4690008457","478:4780000503","469:4690007660","489:4890001294","478:4780001106","476:4760000095","498:4980003064"],"twin_admin_codes":[489,478,478,469,478,478,478,478,489,489,478,478,478,478,478,478,469,469,469,478,469,489,478,476,498],"twin_sims":[0.42773191706913866,0.36283722826258424,0.3107755161431793,0.27669797089376763,0.2391082438014862,0.2349338156384749,0.23237088171387502,0.22734088843818953,0.21170478098031958,0.19739210932480003,0.16861851022851668,0.1613314953597145,0.15608753115665563,0.14916251915623496,0.14333593562670233,0.13867889497247599,0.13750403670847194,0.13166085677064435,0.1309346010406368,0.13064692409545045,0.12965256816379142,0.1261709909109268,0.11067709552090198,0.10894185803276385,0.10787371155174892],"twin_dists":[0.1692617517871714,0.18493333064681547,0.19855803898683203,0.20819076587287852,0.21970210469077292,0.22105014997922448,0.22188557713777715,0.2235429824918954,0.22885657412675356,0.2339589399673555,0.2450547081701686,0.24807686511788576,0.2503135473250863,0.25335305913298256,0.2559920833125368,0.25815925975781795,0.25871454281593687,0.26153032437658813,0.26188682738842245,0.26202845397349145,0.2625198061600829,0.26426297089024253,0.27249749598096323,0.27347391431027857,0.2740809635132585],"n_dims_used":45,"mean_confidence":0.9147557576497396},"coverage":{"mean_confidence":0.9147557576497396,"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}}