{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004827},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005377","490:4900004689","490:4900005243","490:4900005237","490:4900002581","490:4900001670","490:4900001548","490:4900005246","490:4900005362","490:4900004829","490:4900005502","490:4900007621","490:4900004402","490:4900005492","490:4900002587","490:4900001544","490:4900005369","490:4900002298","490:4900002288","490:4900005368","490:4900001986","490:4900012914","466:4660007445","490:4900002588","490:4900004958"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.7695394091693256,0.5599638200084938,0.45660798562768673,0.43912240438922395,0.42033575046397037,0.40916323749447425,0.3975787965132232,0.39239292994400615,0.3569242277588542,0.34563385819072917,0.33477755393527187,0.3303042454191248,0.32383254819011,0.3188982513749672,0.3180297527618256,0.3172536439133576,0.31692316578041213,0.31654671197164885,0.300150625872954,0.29545581079114963,0.28950186297327973,0.28922571564517435,0.2862631420073911,0.2845230123907161,0.2800670082412947],"twin_dists":[0.09400672332962041,0.1398650070635835,0.16262132741554822,0.16662214225856786,0.1709911421969007,0.17362825818949185,0.1763963428110905,0.17764737022304436,0.1864259275233003,0.18931185971224523,0.19213428031817673,0.19331162759045678,0.19503055249104573,0.19635400599229413,0.19658813656584848,0.19679766566597395,0.19688697392517704,0.19698877074822232,0.20149145389766632,0.20280690228065393,0.20449302403553077,0.20457172541178675,0.20541889398062407,0.20591894985176193,0.20720792825026285],"n_dims_used":45,"mean_confidence":0.9210515340169271},"coverage":{"mean_confidence":0.9210515340169271,"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}}