{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004267},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004404","490:4900003571","490:4900003584","490:4900001534","490:4900003046","490:4900004400","490:4900002139","490:4900003036","490:4900003987","490:4900003311","490:4900001282","490:4900005235","490:4900004127","490:4900001975","490:4900003986","490:4900007119","490:4900003720","490:4900002890","490:4900005226","490:4900007484","490:4900003444","490:4900005244","490:4900001279","490:4900005231","490:4900003035"],"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":[0.6700763559558793,0.5913051369142287,0.5895847145518391,0.5880164522282441,0.58715404795683,0.5242272336941466,0.48860266720057294,0.4657205345284706,0.4496702531507069,0.44815137211688433,0.4309587931900614,0.43019148907657556,0.4014081550978845,0.3830441481860942,0.37707169710509986,0.36664053499134813,0.3650796255172682,0.3575118326071828,0.35556500437406313,0.35316320817327,0.34771191228579734,0.34186580757972196,0.3382242063531865,0.32928331974025754,0.32780321702509285],"twin_dists":[0.11621605837783032,0.13313536108915336,0.13350400698913298,0.13384009870553823,0.1340249411671763,0.14760394456649722,0.155438185807277,0.1605586486174822,0.16420170010402124,0.16454889652972657,0.1685111138699865,0.168689396139458,0.17547735329866707,0.1799223443247562,0.1813896044405788,0.1839797952814961,0.1843705281830648,0.18627703704063187,0.18677081934291817,0.1873819257577253,0.18877702195905016,0.19028602462920297,0.1912329628935351,0.19358154980423167,0.1939736924627262],"n_dims_used":45,"mean_confidence":0.9234683566623264},"coverage":{"mean_confidence":0.9234683566623264,"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}}