{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001159},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003470","487:4870005721","490:4900000910","490:4900001320","490:4900002470","487:4870005855","490:4900002936","490:4900003740","490:4900003206","494:4940008231","490:4900001440","490:4900000886","490:4900001864","487:4870006277","490:4900004045","487:4870004843","490:4900000486","487:4870005274","490:4900005794","487:4870003821","490:4900000926","490:4900002015","494:4940008787","490:4900000911","490:4900003350"],"twin_admin_codes":[490,487,490,490,490,487,490,490,490,494,490,490,490,487,490,487,490,487,490,487,490,490,494,490,490],"twin_sims":[0.5605638900657013,0.3966200558030269,0.39658672670862516,0.36593680653518623,0.36212492386676853,0.3511534208168819,0.3406739127794421,0.3378340151818476,0.334113177079955,0.32641864465357023,0.3192255365225023,0.3177732720727082,0.3107760995594796,0.30737224548903835,0.2923082846691133,0.2916619947240404,0.2914656249380127,0.2896780037116835,0.28716514587192915,0.2800925864264164,0.27574823069485643,0.27398278059217923,0.2673668619262178,0.265899847428955,0.25858453032258427],"twin_dists":[0.13973578142441356,0.1766270580674665,0.17663508311625217,0.18415585158347222,0.18511247479569146,0.1878949515782382,0.1905953591393429,0.19133474999730185,0.19230859554518812,0.1943414102675092,0.1962658692886755,0.19665734771259694,0.1985578795121494,0.19949124903894191,0.20369572422645973,0.20387892923714385,0.20393464230584912,0.2044428477111201,0.2051604060458791,0.2072004940020396,0.20846914791754828,0.20898818966245047,0.210951795799996,0.21139126995946114,0.21360564242716698],"n_dims_used":45,"mean_confidence":0.9138810899522569},"coverage":{"mean_confidence":0.9138810899522569,"n_dims_used":45,"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}}