{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002450},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003439","490:4900003701","490:4900003314","490:4900004538","490:4900001153","490:4900001285","490:4900003182","490:4900002893","490:4900006031","490:4900001984","490:4900003581","490:4900003044","490:4900003037","490:4900001980","490:4900004127","490:4900001550","490:4900003711","490:4900002905","490:4900006879","490:4900003578","490:4900000771","490:4900012493","490:4900003311","490:4900012349","490:4900002291"],"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":[0.7272828937577582,0.7011679639132765,0.5441715161878367,0.5307625513925615,0.5286093250096701,0.5239182222441225,0.5041914571095082,0.47829771665850196,0.4542172477170744,0.45243193165728257,0.4254884000131637,0.4240633749462723,0.40499158338473934,0.39839209562273453,0.39290860989074067,0.388041622270148,0.38491098572002524,0.37489190229120156,0.35488676671476216,0.344716451909586,0.34056768984649993,0.3368983205078313,0.33571759039831156,0.335226104382714,0.33419598134386724],"twin_dists":[0.10364598487079348,0.10943539263424433,0.14327349338107104,0.14618128255422716,0.14664959173371667,0.147671309465103,0.15199190860821724,0.1577343589117638,0.16316491915619719,0.16357153705277566,0.16978501146433883,0.1701179666424678,0.17462096869191973,0.17620082689224126,0.17752262748631167,0.1787030160951462,0.1794659762499448,0.18192792546794237,0.18694317111701456,0.18954851757429336,0.19062295545200728,0.1915790984102028,0.19188795976330866,0.19201669856685605,0.1922868595851859],"n_dims_used":45,"mean_confidence":0.9139483981662326},"coverage":{"mean_confidence":0.9139483981662326,"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}}