{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010333},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010244","490:4900010332","490:4900010060","490:4900010251","490:4900009345","490:4900010062","490:4900010334","490:4900010061","490:4900010057","490:4900010249","490:4900007789","490:4900010058","490:4900008582","490:4900010335","490:4900010343","490:4900008679","490:4900009562","490:4900010159","490:4900009957","490:4900008918","490:4900010504","490:4900010154","490:4900010056","490:4900009955","490:4900010068"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7883506052301782,0.7087852137226878,0.6626812268889308,0.5236823399327346,0.493252796977914,0.48189981616071853,0.4811776895227043,0.3823785583936302,0.3657390531849072,0.3457358197928894,0.3117713516472815,0.2909916825812774,0.2652718694533796,0.26208587348226836,0.2591507132491655,0.25756068902573326,0.2389845973789901,0.23626084775526757,0.23061737888961995,0.22319170703624364,0.2115324127796801,0.1892790659043105,0.18188269889866354,0.1799318867917506,0.16018998899242357],"twin_dists":[0.08956865508770774,0.10775712757782088,0.11781573382222064,0.14772273817180398,0.15440688858911558,0.15692998624404683,0.15709108830487437,0.18008531196137736,0.18420535542824162,0.1892855778376198,0.1982860798469211,0.20406919888984487,0.21157985473797936,0.21254094304418583,0.21343286386372504,0.21391868842152445,0.21974181228276365,0.22061992866371793,0.22246065248600064,0.22492852963364893,0.22891659892256763,0.23696544715796095,0.23978596217918074,0.2405433218911323,0.24855918992907722],"n_dims_used":45,"mean_confidence":0.8869144015842014},"coverage":{"mean_confidence":0.8869144015842014,"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}}