{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011368},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011248","490:4900011233","490:4900011155","490:4900012097","490:4900012117","490:4900011711","490:4900011249","490:4900011172","490:4900011083","490:4900011299","490:4900011572","490:4900011316","490:4900011319","490:4900012111","490:4900011707","490:4900011774","490:4900010216","490:4900011778","490:4900010920","490:4900011905","490:4900011234","490:4900010770","490:4900011709","490:4900011231","490:4900011906"],"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":[0.39703885696816904,0.29931513770486934,0.17203240719894106,0.16404336068967915,0.1514246791617527,0.14871745643754866,0.14623570992494267,0.12922409992766018,0.12866237031851593,0.12672564971246686,0.12566646052092875,0.11615036140460938,0.10637558197856466,0.10612435384410926,0.10270692767921827,0.10243519787062087,0.10062815889916091,0.09711026672176196,0.08991255415455975,0.0889178364395106,0.08704960934598771,0.08661083781184173,0.08614255697815153,0.08510811839671238,0.07845741903635184],"twin_dists":[0.17652624462721056,0.20172466327028327,0.24367114894669492,0.24694085781881855,0.25234896592456846,0.2535519255054415,0.2546689682051587,0.26273240745731047,0.263011940091298,0.26398284376546455,0.2645185933293283,0.2694931417974431,0.2749402848345701,0.2750853070245396,0.2770850627290683,0.27724628347704106,0.27832700487088224,0.2804752646622045,0.2850688905022635,0.2857263822740895,0.2869771925598112,0.2872740474417565,0.2875921899765035,0.2882998819713834,0.29302166778756633],"n_dims_used":45,"mean_confidence":0.8913652208116319},"coverage":{"mean_confidence":0.8913652208116319,"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}}