{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000009},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000017","490:4900000177","490:4900000920","490:4900000524","496:4960007306","490:4900000162","490:4900000049","490:4900000625","494:4940008113","494:4940008507","490:4900000466","496:4960007430","490:4900001162","490:4900001706","490:4900000350","494:4940007824","490:4900004326","490:4900000029","490:4900001570","494:4940005212","494:4940008427","494:4940008223","490:4900000785","494:4940008495","494:4940008744"],"twin_admin_codes":[490,490,490,490,496,490,490,490,494,494,490,496,490,490,490,494,490,490,490,494,494,494,490,494,494],"twin_sims":[0.6044352161279272,0.41862593289896544,0.4139228801079096,0.41109008864699087,0.403957016528538,0.3665818730337917,0.34537376525899094,0.3315682954979353,0.32839814254316957,0.31467325949546016,0.3084756636954856,0.3031067649890858,0.2982541697069123,0.2909170451788827,0.2815954550828324,0.2717409860965632,0.26687083010595275,0.26674723111767945,0.2640639503088308,0.26006798495633715,0.25985555115962106,0.25827620407167645,0.25530749132793595,0.2544113365922229,0.24592498754212408],"twin_dists":[0.13032317977704713,0.17139275043013708,0.17250105239021932,0.17317124347353052,0.17486786366694865,0.1839944646381072,0.18937892050509061,0.19297805910397675,0.19381595419604533,0.19749639251287404,0.19918803370918658,0.20066933685672209,0.20202136076748545,0.2040904010111852,0.20676440910397537,0.2096502444944769,0.21110022414223567,0.21113723552633767,0.21194338266076998,0.2131534493942845,0.21321810461799534,0.21369983274000778,0.21461039788356848,0.2148865830465625,0.2175332699465311],"n_dims_used":45,"mean_confidence":0.918322499593099},"coverage":{"mean_confidence":0.918322499593099,"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}}