{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004476},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005984","480:4800003156","480:4800002597","480:4800002599","480:4800002598","486:4860000261","493:4930001818","480:4800002551","492:4920003480","480:4800000087","485:4850006553","480:4800000112","475:4750000108","480:4800003113","496:4960006098","493:4930001984","491:4910003115","665:6650000411","480:4800000068","487:4870009996","492:4920000007","480:4800003245","478:4780007496","490:4900012758","480:4800003022"],"twin_admin_codes":[480,480,480,480,480,486,493,480,492,480,485,480,475,480,496,493,491,665,480,487,492,480,478,490,480],"twin_sims":[0.03613626441165032,0.014922248353883862,0.014386703756681276,0.014331339276514962,0.0088845790428141,0.007529511896430118,0.0055175711343659894,0.004501486689377135,0.004450489604666972,0.0044197833025530694,0.0041986642733431246,0.004094873250894752,0.0027473691986862423,0.002603052365946119,0.0025548196520285157,0.0024933732114932727,0.0024402859989813078,0.0022908512122037507,0.0022413729160460087,0.0021599426722853235,0.001990628639384209,0.001884465493198772,0.0017958734668906868,0.001728393891949193,0.0017182127456837053],"twin_dists":[0.3346862445134569,0.376631624359154,0.37826491675554236,0.37843681042432764,0.3991792543586033,0.4061117303734537,0.4188252879542812,0.42694339165233386,0.4273932851922597,0.4276664366395668,0.4296859220995975,0.43066738412834693,0.4460242923837226,0.44806022524379296,0.4487637579092015,0.4496778712723001,0.45048440848454896,0.45284430261190856,0.45365687100296415,0.4550307417010642,0.45804670612007425,0.4600604976128004,0.46182256522279463,0.4632192644205063,0.4634343426648943],"n_dims_used":43,"mean_confidence":0.919086545012718},"coverage":{"mean_confidence":0.919086545012718,"n_dims_used":43,"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}}