{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006158},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006020","490:4900007256","490:4900006381","466:4660004262","490:4900006518","490:4900005622","490:4900005898","490:4900000769","490:4900006501","466:4660004596","490:4900001408","466:4660004938","490:4900003031","490:4900006147","490:4900007234","490:4900006160","490:4900006264","490:4900000887","490:4900005754","490:4900000387","466:4660008550","490:4900001172","490:4900003904","466:4660004266","496:4960008483"],"twin_admin_codes":[490,490,490,466,490,490,490,490,490,466,490,466,490,490,490,490,490,490,490,490,466,490,490,466,496],"twin_sims":[0.5210114026888202,0.387855565089215,0.3101110648745189,0.23417192671823814,0.19495948536803856,0.1907416732616631,0.19070359447568117,0.18494800049356136,0.18127830050011162,0.16574154214574302,0.1587680621464213,0.15668128508844628,0.14739331265937322,0.13371345329891623,0.1253801674647782,0.12255199948037836,0.112360881224413,0.1113377487881022,0.10652531966251796,0.10562199656896853,0.09778837108329466,0.09753088200579792,0.09631094308409122,0.09136514977111825,0.08972735203944672],"twin_dists":[0.14830544520549635,0.17874827802602267,0.19873977564358147,0.22129787215417795,0.2348512499735393,0.2364168946188656,0.2364311387827065,0.23860743350378896,0.24001998949748277,0.24623638893648275,0.24916350969230466,0.2500575714579075,0.2541461984543333,0.26053069320368466,0.2646639914358412,0.2661140511877838,0.2715612755408738,0.27212885646426727,0.27485397482498364,0.27537609630163895,0.28005647402705475,0.28021522741570004,0.28097187966950066,0.2841190260281344,0.28519086758282486],"n_dims_used":45,"mean_confidence":0.9095767550998264},"coverage":{"mean_confidence":0.9095767550998264,"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}}