{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003461},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001995","487:4870001951","496:4960004959","487:4870001390","487:4870000481","490:4900004423","487:4870001307","490:4900002904","490:4900002935","490:4900003730","490:4900003050","487:4870001959","490:4900005121","496:4960004503","487:4870000927","490:4900008868","490:4900003612","490:4900002173","487:4870000847","490:4900004133","487:4870006300","490:4900004007","490:4900002738","496:4960005833","490:4900003453"],"twin_admin_codes":[490,487,496,487,487,490,487,490,490,490,490,487,490,496,487,490,490,490,487,490,487,490,490,496,490],"twin_sims":[0.4365179554855279,0.41158665950737605,0.378087194117583,0.34034091098295494,0.32995922531620486,0.31377111598951146,0.2931855931125822,0.2858679526591788,0.2857569809020591,0.2755401492715744,0.27502500575913574,0.26294200795670647,0.2581854942691459,0.25507412928463147,0.254630398165665,0.24429576165501984,0.23715895088237374,0.23215915128228543,0.2320456325006957,0.2278795002152004,0.22613032201941807,0.22555561481803318,0.22478747276141212,0.20969776547004867,0.20322186618882795],"twin_dists":[0.1672232518339548,0.17305361797034466,0.18113933629637327,0.19068188717426277,0.19340279602181581,0.1977414445129521,0.20344741615469653,0.2055322976708445,0.20556415910013598,0.2085302177574006,0.20868152885999913,0.21228196690187173,0.21372755709441565,0.21468225825322673,0.21481901373212053,0.21804805939809552,0.22032966073479401,0.22195486390971084,0.22199202896480347,0.22336435654680023,0.22394548238804055,0.22413706670617856,0.22439364148645125,0.22955755560836866,0.23185102097148905],"n_dims_used":45,"mean_confidence":0.9173638237847223},"coverage":{"mean_confidence":0.9173638237847223,"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}}