{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003400},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001325","466:4660013353","487:4870003683","487:4870003401","487:4870003826","487:4870002034","490:4900001071","466:4660013653","466:4660011684","466:4660014116","490:4900000956","490:4900004187","496:4960008031","466:4660013652","487:4870003264","496:4960008036","466:4660013841","490:4900002344","490:4900002345","466:4660014601","466:4660011191","487:4870005567","496:4960008272","466:4660013582","487:4870003006"],"twin_admin_codes":[490,466,487,487,487,487,490,466,466,466,490,490,496,466,487,496,466,490,490,466,466,487,496,466,487],"twin_sims":[0.4299589410829039,0.3647442756021456,0.35679315846665205,0.34800792870806346,0.31787961658581854,0.31041243198603596,0.3062236695616777,0.304308298120306,0.300902738087949,0.2912133299743032,0.2899897422456837,0.289838856053179,0.28316641907647383,0.2823726258707573,0.27642277285289446,0.2644843674857424,0.26197192531848684,0.2556426475896727,0.2525143501150851,0.2519313939023099,0.24840118114334472,0.24830927804233016,0.2450620640105377,0.24007198900515414,0.2342183488157204],"twin_dists":[0.16874345395849108,0.18445458391800973,0.18645915576462183,0.1887009722621687,0.1966286468949754,0.19865731994919247,0.19980754048537708,0.20033651814954734,0.20128184155497325,0.20400625495051658,0.20435408890630308,0.2043970424098692,0.20631006876100322,0.2065394516232845,0.2082713700574689,0.2118167390024923,0.21257545169493863,0.2145072642849138,0.21547325848792806,0.21565411067112136,0.2167550467615292,0.21678384105920548,0.2178056547684672,0.21939306593678745,0.22128276327785035],"n_dims_used":43,"mean_confidence":0.9116512564725654},"coverage":{"mean_confidence":0.9116512564725654,"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}}