{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000348},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000433","490:4900000286","490:4900000046","490:4900000695","494:4940008339","496:4960008385","496:4960006637","494:4940008621","496:4960008760","490:4900002027","490:4900001726","490:4900000699","494:4940008334","496:4960006764","496:4960007031","490:4900001293","496:4960004974","490:4900001045","490:4900002932","490:4900000423","490:4900000288","496:4960005963","494:4940008238","490:4900000489","496:4960008034"],"twin_admin_codes":[490,490,490,490,494,496,496,494,496,490,490,490,494,496,496,490,496,490,490,490,490,496,494,490,496],"twin_sims":[0.6599579888630084,0.6567569964249784,0.6126042339472938,0.5332010693508019,0.5115799938963591,0.48333563316668676,0.47961969604496263,0.4638533530696753,0.4606800700551118,0.45831490011279036,0.45320814950427135,0.44760495293969843,0.44076268791509454,0.4326119104091674,0.43237330321156964,0.4316872299375365,0.4308359326260493,0.42387434573538996,0.41287689612437256,0.40904898459589883,0.40603254378127634,0.4027149328739095,0.3907833123766049,0.3872649552543003,0.3782856085973231],"twin_dists":[0.11840381417546475,0.11909443710422223,0.12857392852439847,0.14565140724193087,0.1503687817947904,0.15660988965140696,0.1574389285181407,0.16098012915151938,0.16169780167061115,0.16223385064930254,0.16339467571651328,0.16467390915493585,0.1662442820505038,0.16812745071241603,0.16818279113329934,0.1683419816044828,0.1685396517062207,0.17016216804609605,0.17274828158247102,0.17365538661694793,0.17437283219764013,0.17516465657773472,0.1780372282078752,0.17889202302894075,0.18109047545269358],"n_dims_used":45,"mean_confidence":0.9155620998806424},"coverage":{"mean_confidence":0.9155620998806424,"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}}