{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001048},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001051","487:4870000964","487:4870001054","491:4910001589","500:5000002023","665:6650000628","487:4870006258","487:4870001052","487:4870001235","487:4870012062","487:4870007157","487:4870003916","487:4870001325","487:4870003917","491:4910001471","476:4760000597","500:5000001905","491:4910001824","491:4910002032","487:4870002694","491:4910001529","487:4870008175","500:5000000989","476:4760000415","499:4990001191"],"twin_admin_codes":[487,487,487,491,500,665,487,487,487,487,487,487,487,487,491,476,500,491,491,487,491,487,500,476,499],"twin_sims":[0.341564039397253,0.23868401076958454,0.13449298952407154,0.041496570281382386,0.026810774442989908,0.01329947560524,0.013146901712884998,0.012239251474544598,0.009448049012474964,0.00861124042632091,0.007320087493815806,0.007268997910849171,0.006582932448408957,0.006479689821163856,0.00624016820719827,0.005344759684423132,0.005302816788343734,0.0051029356245437495,0.0048227635053746795,0.004675439795854219,0.00463671925331821,0.004471913719585508,0.004101804884102166,0.004001367845300425,0.003940438291113055],"twin_dists":[0.1903642884463954,0.2198383979172995,0.2601540751552461,0.3276414146029972,0.34940589012452944,0.38175282464047244,0.3822623016381356,0.38540599997254144,0.3965724227180894,0.400497496693535,0.40728162946634344,0.40757158697908463,0.41165398119031416,0.412301186131546,0.41383922603064144,0.42010486962470617,0.42042107296547926,0.4219597625351622,0.4242110390427764,0.4254428148437835,0.42577239561061075,0.4272037158112424,0.4306011370232804,0.4315711435865301,0.43217043919515974],"n_dims_used":43,"mean_confidence":0.8886165175327035},"coverage":{"mean_confidence":0.8886165175327035,"n_dims_used":43,"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}}