{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002289},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002454","487:4870004421","490:4900004183","487:4870002544","490:4900001880","487:4870001952","490:4900001025","487:4870004274","490:4900000898","466:4660013026","466:4660014231","490:4900004321","490:4900001741","487:4870002643","490:4900002926","490:4900003340","490:4900001866","466:4660014244","490:4900001881","496:4960008158","490:4900002781","490:4900002182","487:4870003676","490:4900001200","487:4870002751"],"twin_admin_codes":[487,487,490,487,490,487,490,487,490,466,466,490,490,487,490,490,490,466,490,496,490,490,487,490,487],"twin_sims":[0.795400818832199,0.5807473674625667,0.49599431191868815,0.4851647494368648,0.46057787882642254,0.45283455077686313,0.4442105854797337,0.43990024583191895,0.42926446863372303,0.42685610594229195,0.4153504519098538,0.4008277580391429,0.4003213561029049,0.392500970215671,0.3917217798343251,0.38802859579128973,0.3680935132604039,0.36749431958417134,0.36574834257329464,0.3564376696434178,0.34922305301867895,0.3453786471133371,0.34487080858094654,0.34133980103349226,0.3401228089960197],"twin_dists":[0.08787602197343132,0.13539867709561645,0.15380021935326085,0.15620254153491542,0.16172094228428768,0.16347978627479745,0.16545179212629352,0.16644288788009576,0.1689049611937892,0.16946588367955295,0.17216406702563616,0.17561638306116537,0.17573776237002325,0.17762122901964542,0.17780983549109466,0.178706184699223,0.18361682949689415,0.1837664258842314,0.1842030297027608,0.1865493097386847,0.18838915008488974,0.18937766155097394,0.18950867575850514,0.19042246878219857,0.19073858394808546],"n_dims_used":43,"mean_confidence":0.9138893304869186},"coverage":{"mean_confidence":0.9138893304869186,"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}}