{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013214},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012274","490:4900012261","490:4900013072","490:4900012407","490:4900012704","490:4900013211","490:4900012539","490:4900012339","490:4900012561","490:4900012998","490:4900012478","490:4900012400","490:4900013176","490:4900013142","490:4900013073","490:4900012610","490:4900012468","490:4900012270","490:4900013104","487:4870001189","490:4900013033","490:4900013177","490:4900012325","466:4660010842","490:4900012695"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,466,490],"twin_sims":[0.563476448605258,0.36491622381908373,0.3376169231759337,0.3122953808281436,0.2715871184555675,0.25208178068006054,0.25083052911672243,0.24232199936032128,0.24094562320428772,0.22079390298761198,0.20619106833766834,0.19689113566554803,0.18088328903358583,0.1755752651845157,0.1646279783757955,0.1639551275874509,0.15849002892720113,0.1518197912156693,0.14894011760542777,0.14500291654585637,0.144845407119889,0.1427594557131507,0.14182017360281365,0.1322281135856552,0.13086128576187359],"twin_dists":[0.13910882237254027,0.1844114800910514,0.19139140908451807,0.19814316855799133,0.20969580832848028,0.21560743025364265,0.21599636405902384,0.2186746893398747,0.21911361820312758,0.2257370710874019,0.23079336064871664,0.23414207646426316,0.24017323902326743,0.2422559549123342,0.24669774428099056,0.24697760399402224,0.24928213407664093,0.252174723560344,0.25345237954012856,0.25522907166332254,0.2553008878348034,0.25625748274507976,0.25669162017157143,0.26125289963294895,0.2619228990217678],"n_dims_used":45,"mean_confidence":0.9117913140190972},"coverage":{"mean_confidence":0.9117913140190972,"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}}