{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001021},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000941","487:4870001218","487:4870000681","487:4870001124","487:4870001952","487:4870001020","490:4900002307","490:4900001841","496:4960008582","490:4900003340","494:4940004069","487:4870000939","487:4870001215","487:4870000940","490:4900002768","494:4940006223","487:4870001125","466:4660014231","494:4940005400","487:4870001219","487:4870001031","490:4900001840","490:4900003607","490:4900003879","490:4900002601"],"twin_admin_codes":[487,487,487,487,487,487,490,490,496,490,494,487,487,487,490,494,487,466,494,487,487,490,490,490,490],"twin_sims":[0.4015818216279025,0.35780267869684634,0.31947592173253325,0.3186367070922,0.2956552280312191,0.2906584204124198,0.28799448195458516,0.28001725036367675,0.2643631582702269,0.263718015529459,0.25646490471851857,0.25079997906911955,0.2470873930919128,0.24234380919779042,0.23720918705567293,0.22539334881702572,0.22355035931925993,0.21607754169880872,0.21452745055567288,0.21220063023928687,0.20851539692685495,0.2077983561822122,0.20772344796922007,0.20609832651670015,0.20530714625944071],"twin_dists":[0.17543577046488024,0.18620338743126844,0.19619847574973764,0.19642447550175474,0.20275077826965576,0.20416389316666697,0.20492317158575712,0.20722239145868457,0.21185323835542105,0.21204768420056516,0.21425460319236686,0.21600587557267412,0.2171673230191537,0.21866774715603912,0.22031344555591015,0.2241912183572876,0.22480809087356188,0.22734475741867813,0.22787829312452387,0.2286840861233272,0.2299726529423264,0.2302251676227035,0.2302515817094997,0.23082623800643745,0.23110712670382957],"n_dims_used":43,"mean_confidence":0.9078642379405887},"coverage":{"mean_confidence":0.9078642379405887,"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}}