{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009532},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009838","490:4900008562","490:4900009730","490:4900007998","490:4900008563","490:4900010147","490:4900008129","490:4900010649","490:4900011063","490:4900009729","490:4900009329","491:4910005806","490:4900008556","490:4900010335","490:4900009633","490:4900008232","490:4900009345","490:4900008453","490:4900010906","490:4900009536","490:4900008351","490:4900007788","490:4900010750","491:4910004750","490:4900009534"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.20743100265853937,0.16155662828369283,0.15578133134415095,0.1296734445846526,0.11129386465920213,0.09843889812888884,0.090978720019208,0.08845991816468599,0.08785552328583704,0.07800715044312509,0.07508707511572095,0.0682553959692608,0.0671977570555032,0.06607171391238273,0.06596097721036517,0.06592622715304391,0.06468388584895356,0.05937928665022469,0.058030424130583486,0.057532499886949466,0.057199717339446704,0.051341422865051084,0.05105498166310242,0.04761186870254301,0.04506361002347667],"twin_dists":[0.2303547658142852,0.24798203168945265,0.25044583263962583,0.26250946107344847,0.27215329100879027,0.2796568518101535,0.28437054179962323,0.2860310213956416,0.28643502949800626,0.29335279089069993,0.29553834009917956,0.3009334402117506,0.3018074858930891,0.30275047013351014,0.30284391082816087,0.3028732596499719,0.3039308959656078,0.3086430956826067,0.3098963034917433,0.3103649878313877,0.31068009691889864,0.31649202196783993,0.3167900536269612,0.32048609146819784,0.32336818624999664],"n_dims_used":45,"mean_confidence":0.8885242038302952},"coverage":{"mean_confidence":0.8885242038302952,"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}}