{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003159},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003074","480:4800002991","480:4800003704","480:4800003039","480:4800003248","480:4800003026","480:4800002708","480:4800002944","480:4800003569","480:4800002902","480:4800003513","480:4800003147","480:4800003387","480:4800003251","480:4800003507","480:4800003353","480:4800002946","480:4800002711","480:4800003162","480:4800002947","480:4800003037","480:4800003247","480:4800003345","480:4800003034","480:4800003123"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5563046778286255,0.4974824513085619,0.4570672140726986,0.45059396837806936,0.41762427805266417,0.3935903122320447,0.33852814529721414,0.31963563597642525,0.3085097301801094,0.2830049882045307,0.276203110409279,0.2682956155847589,0.26451380947465736,0.25428519617547146,0.24381124499681034,0.23925480694659304,0.23350444201803874,0.21067334926984818,0.2089684435409398,0.20547718731648526,0.20396212165781483,0.20357735918344663,0.19182999369419207,0.182779795286121,0.17842647589415678],"twin_dists":[0.14065342854202187,0.1534713135169051,0.16251702930095677,0.1639907657383019,0.1716283469742016,0.1773578407134529,0.19115371978005682,0.19615550265702347,0.19917868229967178,0.2063566860348148,0.20833574333386431,0.21067434249402775,0.2118078748040995,0.21492550768151647,0.21820157991238545,0.21965505496047474,0.22151533411683227,0.22921625146368726,0.22981341180576415,0.23104669552264187,0.231586348943876,0.2317238351054291,0.2360106219102658,0.23943961106915357,0.24113175022837366],"n_dims_used":43,"mean_confidence":0.9109456261923147},"coverage":{"mean_confidence":0.9109456261923147,"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}}