{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011231},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011248","490:4900011316","490:4900010855","490:4900012117","490:4900011650","490:4900011083","490:4900011583","490:4900010839","490:4900011233","490:4900011172","490:4900010920","490:4900011155","490:4900012030","490:4900011152","490:4900011299","490:4900010770","490:4900010414","490:4900011099","490:4900011077","490:4900011841","490:4900011959","490:4900011654","490:4900009011","490:4900011373","490:4900011159"],"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":[0.28781494701341487,0.22280609633876008,0.21920470065707431,0.20160141618736296,0.19716419265548205,0.19601186137788437,0.1944540989725729,0.17935621183082848,0.17072945686168142,0.16972225271559555,0.16939555315551452,0.1638027150351174,0.16239514198702887,0.16201238127602477,0.16086433415484055,0.15856749361340747,0.14976330081540662,0.14895008499152926,0.14734868933576292,0.14541929382169916,0.14395908988255324,0.1439561012338671,0.13175842154118453,0.11938682777561684,0.11630674280070863],"twin_dists":[0.2049744934548713,0.22505816529052863,0.22627619213693834,0.23243271778364044,0.2340422175116087,0.2344642866452881,0.23503759818930925,0.24076792540866396,0.244196854791745,0.2446052098170897,0.24473803859390153,0.24704111250867072,0.2476296633219193,0.24779034663463978,0.24827395580276898,0.24924906812309988,0.2530853057867575,0.25344792595054416,0.25416629386051126,0.25503950308576034,0.2557060859944636,0.2557074554430983,0.26148254496467127,0.26776745634403776,0.269408916962413],"n_dims_used":45,"mean_confidence":0.8912551032172309},"coverage":{"mean_confidence":0.8912551032172309,"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}}