{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001355},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001612","496:4960011827","490:4900002813","490:4900001356","496:4960012000","490:4900004871","496:4960011391","490:4900002355","496:4960011999","496:4960011835","496:4960011742","490:4900001748","490:4900001349","496:4960011657","490:4900002203","496:4960011989","496:4960011914","490:4900001613","490:4900002046","496:4960012062","490:4900001761","490:4900002049","496:4960006377","490:4900000358","496:4960005839"],"twin_admin_codes":[490,496,490,490,496,490,496,490,496,496,496,490,490,496,490,496,496,490,490,496,490,490,496,490,496],"twin_sims":[0.6521226746030665,0.6121428375509226,0.5119412257477595,0.4745316295280171,0.4486773013145959,0.43222567245052557,0.4319249577040318,0.4214991331001244,0.42114323247456853,0.41203336720621375,0.4109399454637345,0.3970551893925018,0.39559564709618283,0.3862089849166609,0.38291701815246576,0.37321701348283365,0.3722903581351247,0.3696791064313027,0.3653113508123909,0.3624350915593629,0.36149787957063945,0.3602052383149898,0.35390419297754655,0.3412369126012695,0.335691974003476],"twin_dists":[0.12009318817557176,0.12867273507586421,0.1502895820835946,0.15857744086081624,0.16442862597762803,0.16821703746539762,0.16828680974972768,0.17071827792864042,0.17080171845464143,0.17294785678355257,0.17320682095828702,0.17652231408960625,0.17687385922660537,0.17914928811275482,0.17995346123360148,0.18234259824871213,0.18257241541725355,0.18322155133857526,0.1843124687709633,0.18503444584536557,0.18527032420474027,0.1855961683950436,0.18719316251083765,0.19044917080318882,0.19189466714247533],"n_dims_used":45,"mean_confidence":0.9135791354709202},"coverage":{"mean_confidence":0.9135791354709202,"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}}