{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004196},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003826","499:4990003799","468:4680000038","499:4990004165","499:4990003312","499:4990003841","499:4990004024","499:4990004267","499:4990004167","499:4990003647","499:4990003896","499:4990004040","500:5000010719","499:4990003936","499:4990003595","499:4990004113","472:4720002633","500:5000010354","500:5000010806","499:4990004162","499:4990004148","499:4990004208","500:5000010352","500:5000010283","499:4990001317"],"twin_admin_codes":[499,499,468,499,499,499,499,499,499,499,499,499,500,499,499,499,472,500,500,499,499,499,500,500,499],"twin_sims":[0.8236523112476025,0.7943685585690456,0.7354908127620932,0.6649292698914155,0.632515887087189,0.5802889139025437,0.5744355220213802,0.5689612008384877,0.5639935808570199,0.5518080304797266,0.5282099954740839,0.5269797715128662,0.5217132226365786,0.5204803982814488,0.5145762343761451,0.5102025988746625,0.5085863725868159,0.4878214995248263,0.4868836713336322,0.48233142843021143,0.4792811383353216,0.4769284496876585,0.4734700805536898,0.470963203925386,0.46174381634793255],"twin_dists":[0.08089977420787459,0.08812493509854977,0.1018032466770954,0.11732988052716022,0.12430690675147024,0.1354970227451971,0.13675326184239137,0.13792927797311266,0.13899754845091922,0.141623357213653,0.14673648755447058,0.14700427934968585,0.1481522655542676,0.14842137449914847,0.1497122836451334,0.15067090508270362,0.15102568218450957,0.15561171935569998,0.15582016592719355,0.15683373251347138,0.157514563078319,0.15804063434885549,0.15881547626054465,0.15937830814032342,0.1614570303577228],"n_dims_used":45,"mean_confidence":0.9316780938042535},"coverage":{"mean_confidence":0.9316780938042535,"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}}