{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001346},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001448","474:4740001139","474:4740001760","474:4740001862","474:4740001764","474:4740001761","474:4740001557","474:4740001348","474:4740002376","474:4740003053","474:4740001554","474:4740002488","474:4740001126","474:4740003235","474:4740001967","474:4740003229","474:4740001241","474:4740001763","474:4740001659","474:4740003054","474:4740000078","474:4740001962","474:4740003224","474:4740003304","474:4740001953"],"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":[0.7173294341922228,0.6995455544563757,0.619472615850882,0.6100591619576298,0.6045749672681692,0.5981467755348019,0.5980415629290508,0.5935575307983665,0.5624998806212081,0.5572871366627657,0.5405280580283737,0.5297013684461248,0.5160957893013853,0.5106606036995169,0.5018031483091887,0.4944017745454689,0.48808248649365077,0.48301392063988335,0.4535784250550669,0.4535157941723805,0.4501136315255001,0.4470670496129557,0.446692001955012,0.4306271452909499,0.4121892581679987],"twin_dists":[0.10586484951207406,0.10979186385871122,0.1271028442791823,0.12911893176621755,0.1302932549749246,0.1316698158001743,0.13169234898162185,0.13265280378738137,0.13931899124628774,0.14044166906439012,0.14406221552135987,0.14641203047537785,0.1493797013408828,0.15057042137193125,0.1525179282968949,0.15415251292089957,0.15555373270120051,0.15668158530752885,0.1633103477067582,0.16332460973050109,0.16410043255208778,0.16479702983497008,0.16488290769117436,0.1685881560460855,0.1729109602775568],"n_dims_used":45,"mean_confidence":0.9197774251302083},"coverage":{"mean_confidence":0.9197774251302083,"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}}