{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000869},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001044","489:4890001237","489:4890000933","489:4890001112","489:4890001438","489:4890001108","489:4890001107","489:4890000919","489:4890000864","489:4890000922","489:4890001106","489:4890001368","489:4890000989","489:4890001172","489:4890001432","489:4890001115","489:4890001234","489:4890001233","489:4890000809","489:4890001040","489:4890001426","489:4890001430","489:4890001052","489:4890000983","489:4890000923"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7606529906630136,0.732149466296329,0.6487513923834061,0.5941999654412637,0.5234489626763565,0.5092691779557057,0.4831672669478891,0.46867730089483745,0.45014802905781454,0.43788122078264274,0.4349617651777546,0.42904651680911265,0.4239175048568917,0.415557063786883,0.4154793801652598,0.4031969791189299,0.39924327506092755,0.3964150233476993,0.3927671456790524,0.3855368740158994,0.3801465914849898,0.37306760174386044,0.3658170105873062,0.3654290038231556,0.36279896563896685],"twin_dists":[0.09606815322865336,0.10255490135297857,0.12081897617073432,0.13251518180529268,0.14777362588522044,0.1508757643387941,0.1566474092588751,0.1598924056865182,0.16409257772030938,0.16690843277607217,0.16758310048290917,0.16895567029833022,0.1701520752635496,0.17211533670753637,0.17213365750609005,0.17504942400417234,0.1759963997129237,0.17667643112025647,0.17755684002962846,0.1793132076428964,0.18063279989752407,0.18237963438584215,0.18418583864719024,0.18428299758235162,0.18494294913934786],"n_dims_used":45,"mean_confidence":0.9147048950195312},"coverage":{"mean_confidence":0.9147048950195312,"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}}