{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001469},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001154","474:4740001152","474:4740001368","474:4740001367","474:4740001255","474:4740001262","474:4740001161","474:4740001361","474:4740001052","474:4740002090","474:4740001371","474:4740001253","474:4740000064","474:4740001781","474:4740002980","474:4740001061","474:4740001359","474:4740003076","474:4740000206","474:4740001058","474:4740002403","474:4740000544","474:4740001254","474:4740000179","474:4740000941"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.8601293278678188,0.8277466954811504,0.8059561926561327,0.7051413844957143,0.7007720449831664,0.6501870313513519,0.634433268198308,0.6339472575243359,0.6227967073994466,0.553785387923795,0.5523429987332737,0.550376079120349,0.5438682552013703,0.5395870613563951,0.5297889123955072,0.5047808111092758,0.5046039994787117,0.5024767635919736,0.49969875594896107,0.4903467378940153,0.4862549886121626,0.4782783593072061,0.4686801215770693,0.4566294914076904,0.45436508938709236],"twin_dists":[0.07129447406974804,0.07985920755506504,0.08530804279669484,0.10856092577837721,0.1095224136401553,0.1205099785732185,0.12389551909978666,0.12399980740450507,0.12639064895303315,0.1411966915516018,0.14150790043703199,0.14193248884307202,0.14333910551919335,0.1442660785974895,0.14639299085335788,0.15186220871665615,0.15190111559752648,0.15236949703083968,0.15298198619306472,0.15505104813461357,0.1559599688019823,0.15773868675819355,0.15989177079481248,0.16261644226240668,0.16313127355825677],"n_dims_used":45,"mean_confidence":0.9203894721137152},"coverage":{"mean_confidence":0.9203894721137152,"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}}