{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000641},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000304","494:4940007836","490:4900000857","494:4940008242","490:4900000363","490:4900000856","490:4900012252","494:4940008346","494:4940008259","494:4940008042","494:4940008265","494:4940007001","490:4900003541","490:4900000538","490:4900000440","490:4900002716","490:4900000220","490:4900001256","490:4900002411","494:4940007344","490:4900003544","490:4900000386","490:4900003677","490:4900000629","490:4900003679"],"twin_admin_codes":[490,494,490,494,490,490,490,494,494,494,494,494,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.3275138620243413,0.2677335480107725,0.2252535357286807,0.1623801506040982,0.158483868389766,0.14943257207819116,0.12905707695934707,0.11938759243536694,0.11828574134854594,0.10675372836190088,0.09995846184208929,0.09448504245719987,0.08894657174426812,0.08684218225226198,0.0734457631502613,0.07155597801629948,0.06598000574401777,0.06506884695023783,0.06503640543043823,0.06368182771035803,0.0631205217944026,0.06237514596120992,0.0619882388949568,0.057782380469823494,0.055482222349911896],"twin_dists":[0.19405046898717118,0.21084218167470425,0.22423789776643926,0.2476359515490766,0.24928476421953558,0.25323260516164137,0.2628154267319363,0.26776705288388053,0.2683504888848517,0.2747224995271843,0.2787313805335946,0.28211858195068285,0.2857073070959611,0.2871173805625827,0.29679705198824413,0.29827480574970733,0.30282784526432743,0.3036014077265775,0.30362911287382743,0.30479613837123143,0.30528568577616466,0.3059413127836927,0.3062841688285022,0.3101293648278473,0.3123308677745657],"n_dims_used":44,"mean_confidence":0.9099530306729403},"coverage":{"mean_confidence":0.9099530306729403,"n_dims_used":44,"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}}