{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007073},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007074","490:4900005716","490:4900007678","490:4900006822","490:4900006337","490:4900005326","490:4900005186","490:4900006825","490:4900006340","490:4900005584","490:4900006945","490:4900005329","490:4900007320","490:4900005049","490:4900005454","490:4900006220","490:4900006946","490:4900005051","490:4900006709","490:4900006958","490:4900004231","490:4900004912","490:4900007690","490:4900006586","490:4900006452"],"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":[0.18418614021256005,0.146182525988268,0.11660483919130185,0.08354014713002235,0.06316192515605044,0.05711440724256316,0.031902141290721386,0.02532649999744045,0.025279686139424672,0.015506133961608172,0.014903580055519325,0.010177900371090384,0.009980794324448875,0.009800341062281346,0.009658436177495322,0.004444124808628403,0.004333245684783731,0.00400138551999272,0.0038604816376382155,0.0018840177167090497,0.0018319299479495356,0.0016142083656012478,0.0015814113527130764,0.0014406547167850794,0.001337503932128343],"twin_dists":[0.23889905540755405,0.25469305933402125,0.26924860688542473,0.2893857694809328,0.30524945399792425,0.31076111990596617,0.3409091320001693,0.3521445119155536,0.35223311994459566,0.37490873418291637,0.37668768278009596,0.3933947974339541,0.39423240069486554,0.39501226958400937,0.39563459083418245,0.4274497631180772,0.4284456166306156,0.43157097094796987,0.43296980426485143,0.4600692103243378,0.4610959605025354,0.465701393926712,0.4664442733779909,0.4698031674293317,0.4724629692674201],"n_dims_used":45,"mean_confidence":0.9068818834092882},"coverage":{"mean_confidence":0.9068818834092882,"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}}