{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012566},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012706","490:4900012771","490:4900012354","490:4900012351","490:4900005763","490:4900012500","490:4900006867","490:4900004969","490:4900006865","490:4900004961","490:4900012421","490:4900012285","490:4900012841","490:4900003981","490:4900003984","490:4900001547","490:4900005233","490:4900012418","490:4900007365","490:4900001018","490:4900007360","490:4900002592","490:4900007239","490:4900002748","490:4900007115"],"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":[0.7164883597895866,0.5596775918393646,0.5512919044946409,0.5404585536369205,0.46429007905308,0.4331714767655397,0.41264899150498685,0.4060777202719405,0.4008087918195647,0.3918732531798675,0.384047992569449,0.3813774772873071,0.3642390930784533,0.362075740702346,0.3437566462337571,0.34300452093146533,0.34053722833335354,0.3317245672195796,0.3308523369304651,0.3226375345786976,0.3135740922324597,0.3090837704402194,0.30769476892123193,0.3064358364693305,0.29567109580205503],"twin_dists":[0.10605160935292282,0.13992665326869697,0.14173476432567672,0.1440772710786656,0.1608814938323124,0.16799771813172712,0.17280218529054833,0.17436206978196453,0.1756209278143663,0.1777731570176871,0.1796768123101929,0.18033068028103758,0.18458128195161633,0.1851248509305345,0.18979647090859741,0.18999103005781104,0.19063087008771612,0.19293686916148092,0.19316690672351292,0.19535003301475212,0.19779501593641477,0.1990211947149079,0.19940255605471222,0.19974906311185453,0.20274631340141813],"n_dims_used":45,"mean_confidence":0.9066134982638889},"coverage":{"mean_confidence":0.9066134982638889,"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}}