{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004598},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000523","490:4900000727","490:4900000189","490:4900001185","490:4900004600","490:4900000191","490:4900000620","490:4900002192","490:4900001196","496:4960006511","490:4900004871","490:4900001300","490:4900000432","490:4900000950","487:4870003826","490:4900002508","490:4900001613","490:4900000684","490:4900002511","490:4900001337","490:4900001885","490:4900003223","490:4900000518","490:4900004870","496:4960012062"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,496,490,490,490,490,487,490,490,490,490,490,490,490,490,490,496],"twin_sims":[0.5749413471827726,0.5561190610882013,0.5508589848116598,0.5390297439305385,0.5292507446810228,0.4754135084561303,0.47378357904298596,0.46307879494987975,0.4328090420911072,0.4064656601459112,0.4025510893429944,0.40223375166236364,0.4003954097019016,0.3934764103221335,0.38807907583287515,0.3787599947664681,0.37545253058349787,0.37175551096798315,0.37114650354646345,0.3667571985597063,0.36608404967102426,0.3656899041306409,0.3646574459669663,0.3638475767839445,0.35281998537608694],"twin_dists":[0.13664465667639464,0.14069344259029132,0.14182822403752499,0.1443868508573756,0.14651004566326917,0.15837982693996253,0.15874516090204024,0.1611551442710309,0.16808173903767645,0.17426967261528858,0.17520383731170266,0.17527974432150464,0.17572000814242195,0.17738536480896838,0.1786939060454531,0.1809737052173198,0.18178932707051426,0.18270518992542573,0.1828564896599165,0.18395062519728314,0.18411900075732693,0.18421766106087129,0.18447635418733094,0.18467953392056957,0.18746943025931356],"n_dims_used":45,"mean_confidence":0.9166393703884549},"coverage":{"mean_confidence":0.9166393703884549,"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}}