{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000398},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000251","490:4900000949","494:4940008753","494:4940008961","490:4900000059","487:4870002879","490:4900000519","480:4800004204","490:4900006877","496:4960009179","494:4940006398","480:4800004203","490:4900006897","490:4900007262","490:4900005670","480:4800004282","496:4960008686","490:4900002655","490:4900006540","490:4900007255","496:4960010920","496:4960010837","490:4900001135","490:4900003083","466:4660000019"],"twin_admin_codes":[490,490,494,494,490,487,490,480,490,496,494,480,490,490,490,480,496,490,490,490,496,496,490,490,466],"twin_sims":[0.44521334208578944,0.3420247797679405,0.2907435864047742,0.27903975431475486,0.25239929550972146,0.24222937625720103,0.2392359962002971,0.20471067978059254,0.17730434294371655,0.17112493172904983,0.16054188481271833,0.16019193485931155,0.15272508883721547,0.15090616111250205,0.1505190780401859,0.1477454019252979,0.14551728355639612,0.14528992004757776,0.14079633537381178,0.13296882691093062,0.13072745259982416,0.1290819626882567,0.12830057509164183,0.12662577076186352,0.12583454244446365],"twin_dists":[0.16522175648260717,0.1902448099082577,0.20413968765972085,0.20750683913967197,0.2155089311292393,0.21870417625848843,0.2196610925411728,0.23131937713212336,0.24157266097023522,0.2440369881961487,0.24841023661411046,0.24855836561312164,0.2517767444059266,0.25257813755440084,0.25274959618605025,0.2539877980663654,0.25499494870175554,0.255098361370741,0.25716728332618244,0.26089198920546736,0.26198878520248287,0.2628030520588159,0.2631924686103296,0.26403321831775767,0.2644333475625833],"n_dims_used":45,"mean_confidence":0.9170949300130208},"coverage":{"mean_confidence":0.9170949300130208,"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}}