{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002356},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001478","490:4900001611","490:4900002509","490:4900002659","490:4900002658","490:4900002202","490:4900004321","490:4900002662","496:4960011566","496:4960011565","490:4900001211","469:4690003058","490:4900001741","490:4900000095","466:4660000683","490:4900002512","490:4900001885","490:4900002510","490:4900001621","496:4960011664","490:4900002511","490:4900002358","490:4900000342","490:4900000031","490:4900001200"],"twin_admin_codes":[490,490,490,490,490,490,490,490,496,496,490,469,490,490,466,490,490,490,490,496,490,490,490,490,490],"twin_sims":[0.8438749123897609,0.7255811079993093,0.7053781816922304,0.5879899273025292,0.5404085124285152,0.5212209285586459,0.456373882728581,0.45312730539721635,0.44991977206069034,0.42101896259128085,0.41466375415309153,0.39111763787183224,0.363465030409239,0.361886387933109,0.3599281785109999,0.3598993237491734,0.3585565257353418,0.33799921192883714,0.3379057634141504,0.3330050110437345,0.32941519608971076,0.32623349270341484,0.3223590045133649,0.31744908840571817,0.31649812702728886],"twin_dists":[0.07567370873162567,0.104026532286484,0.10850874554940654,0.1338457836563974,0.14408811088146917,0.14825970894219298,0.16267451053727192,0.16341309084336453,0.1641447054316301,0.1708308604011033,0.17232610285339797,0.17795619118162692,0.18477558649481254,0.1851725064154947,0.1856660861485507,0.18567336940573287,0.18601263715963137,0.19129164826614545,0.1913160286627497,0.1925997696758539,0.19354665722245376,0.19439064865964573,0.1954245913243495,0.19674487354841533,0.1970019135805806],"n_dims_used":45,"mean_confidence":0.9132805718315973},"coverage":{"mean_confidence":0.9132805718315973,"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}}