{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005775},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660005139","490:4900006285","466:4660005130","466:4660007137","490:4900005905","494:4940008117","490:4900008848","490:4900001014","490:4900001441","490:4900005778","490:4900001280","490:4900008732","490:4900003435","480:4800004958","490:4900006137","490:4900005098","494:4940007122","496:4960007671","487:4870002972","490:4900009814","490:4900006140","487:4870003966","490:4900006148","490:4900003434","480:4800005043"],"twin_admin_codes":[466,490,466,466,490,494,490,490,490,490,490,490,490,480,490,490,494,496,487,490,490,487,490,490,480],"twin_sims":[0.056724754194691564,0.04018854500517778,0.027620316184008783,0.017579844693168842,0.016961953303629256,0.01620301601286927,0.013267269086080322,0.011999034016135276,0.010894878394277637,0.010539425985507715,0.00992150259746627,0.009908131905702958,0.009253024498277342,0.009034931002754303,0.008318203371918386,0.008009861339538737,0.007865011377705365,0.0077993245599997825,0.007310212906450425,0.007230074886364468,0.007061006390783719,0.006885941147086021,0.006838056816412611,0.005910570841866233,0.005603256085511619],"twin_dists":[0.3111324667105516,0.3292861669751996,0.3479668697619845,0.3692184446949449,0.37084942855981234,0.37292562381635697,0.38185993714289057,0.3862725390490612,0.3904651123891024,0.39189536472196757,0.3944872463350125,0.39454490335842085,0.39745857556740233,0.3984695309498269,0.40195299821412334,0.40353496833812774,0.40429705928485005,0.4046468095684991,0.4073375303717646,0.4077937249725169,0.4087712655383115,0.40980591116840603,0.41009303014451237,0.4160450848818004,0.4182042144926529],"n_dims_used":45,"mean_confidence":0.9107018364800348},"coverage":{"mean_confidence":0.9107018364800348,"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}}