{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009963},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009863","490:4900010064","490:4900010839","490:4900012052","490:4900009762","490:4900010321","490:4900010162","490:4900011850","490:4900009239","490:4900009231","490:4900008347","490:4900010047","490:4900010684","490:4900010324","490:4900011647","490:4900007905","490:4900009734","490:4900010046","490:4900011230","490:4900010772","490:4900011967","490:4900009448","490:4900010601","490:4900010855","490:4900009641"],"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":[0.41224763859011304,0.330451528258042,0.2065047507640206,0.18788337324389562,0.17053903014750488,0.16827492439967415,0.1532268767923738,0.14292385060627164,0.14127765076256335,0.13877338480598536,0.1378297325962375,0.1328240081573723,0.12901957214406196,0.12523072429050283,0.12060189252136352,0.11790004524805808,0.10884082615377051,0.10660590634025872,0.10392719387377111,0.1007372736256157,0.10044486281150565,0.09901718269307018,0.09625928966272207,0.0950793809121312,0.09499103715648438],"twin_dists":[0.1728971442774549,0.19327272535134532,0.23068223376168343,0.23749167528118875,0.24427392753615118,0.24519506486360892,0.2515568981376217,0.2561817177070883,0.25694335025835036,0.25811475317800725,0.258560252252942,0.26096243253819296,0.2628340797772529,0.2647399884754368,0.2671288247403635,0.26855570012681956,0.2735311347859202,0.27480756301297254,0.2763651386090681,0.278261318981649,0.2784374726634756,0.27930334390471434,0.28100408293347323,0.28174342476366027,0.28179907184248987],"n_dims_used":45,"mean_confidence":0.8924596150716145},"coverage":{"mean_confidence":0.8924596150716145,"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}}