{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003456},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001996","490:4900003865","490:4900003866","490:4900003199","490:4900003068","490:4900002455","490:4900002452","490:4900003592","490:4900003209","490:4900001992","490:4900004292","490:4900003457","490:4900002753","490:4900004009","490:4900003464","490:4900002603","496:4960007892","490:4900004577","490:4900002301","490:4900003728","490:4900002639","490:4900002604","487:4870011463","490:4900004304","487:4870011580"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,487,490,487],"twin_sims":[0.8219763318662798,0.6639725395640182,0.6542263776975592,0.5972238411750587,0.5894613168743336,0.5874139466671889,0.5871170586271205,0.5691523295099293,0.5673071045029922,0.539415391718882,0.519872943952664,0.5156442410601406,0.5027929221852849,0.4969855801177317,0.49512512965101363,0.48998583623702363,0.476070256074012,0.47586448166042594,0.4741849599944335,0.47129047334633883,0.46803754850010365,0.46272526477979437,0.4555325282062973,0.4545151876015887,0.4353665776564387],"twin_dists":[0.08132335075341396,0.11753669607709472,0.1196399722528007,0.13186748268523354,0.13353045034715938,0.13396923435622818,0.13403286959914104,0.13788819837731367,0.13828486179225521,0.1443032773636553,0.1485540283974915,0.14947850576668908,0.15229985020311418,0.15358109982844556,0.153992455201291,0.1551311248612194,0.15823273911397542,0.15827881803649496,0.15865515661698767,0.15930477446407376,0.16003643764645895,0.16123506018456701,0.16286572991095546,0.16309711851978287,0.16748944361359192],"n_dims_used":45,"mean_confidence":0.9184091356065538},"coverage":{"mean_confidence":0.9184091356065538,"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}}