{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010733},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005365","491:4910004855","491:4910005518","490:4900010831","491:4910004752","490:4900009624","490:4900009008","491:4910004906","490:4900010213","490:4900010212","490:4900007780","490:4900011144","491:4910004905","490:4900011145","490:4900007770","490:4900009527","490:4900009528","491:4910005314","490:4900010909","490:4900009623","490:4900010022","490:4900011949","490:4900009625","490:4900009720","491:4910003945"],"twin_admin_codes":[491,491,491,490,491,490,490,491,490,490,490,490,491,490,490,490,490,491,490,490,490,490,490,490,491],"twin_sims":[0.5336954257614883,0.4406934074820317,0.377257330404322,0.28137376391059393,0.2584836359884689,0.25279218029934625,0.24735163130706245,0.23396111297523667,0.2254175929045184,0.2206455882913492,0.21855557347513369,0.19201121986562728,0.16903231429206264,0.1555424996203984,0.13694048655249857,0.13678215823132955,0.12367029082689658,0.12310806727883372,0.12242195963756347,0.10821386830839365,0.09079836032262381,0.08513874385733809,0.08051931552431874,0.0788407101452564,0.07115914569422865],"twin_dists":[0.14554404761229536,0.1662602305580842,0.1813438308304129,0.2068286480217978,0.21363645674986628,0.21538715997620048,0.21708429031716375,0.22136650986009862,0.22418312593898387,0.22578727522733624,0.2264971556648077,0.23594312597981806,0.2448859396798882,0.25054914541854323,0.2589821580932923,0.2590574923676706,0.2655376683451965,0.2658269479163064,0.26618133514674513,0.2738871419653485,0.2844882220937707,0.2882788319473374,0.2915245828372191,0.29274100034254713,0.2985891246587125],"n_dims_used":44,"mean_confidence":0.8829588456587358},"coverage":{"mean_confidence":0.8829588456587358,"n_dims_used":44,"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}}