{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007038},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700006255","469:4690003964","469:4690003279","496:4960012613","489:4890003154","469:4690005133","489:4890003256","466:4660001025","489:4890001740","489:4890002571","470:4700007035","496:4960012474","469:4690004791","469:4690004056","469:4690004698","470:4700006905","489:4890002721","466:4660001111","489:4890002076","470:4700006781","489:4890003169","489:4890002158","469:4690004060","470:4700006929","470:4700000289"],"twin_admin_codes":[470,469,469,496,489,469,489,466,489,489,470,496,469,469,469,470,489,466,489,470,489,489,469,470,470],"twin_sims":[0.509910188029748,0.478118196066612,0.41607561691347095,0.409820392616723,0.40234907783603,0.38916465433763653,0.3847126647517428,0.38431590491458345,0.3659359175169277,0.3587727002445092,0.3578115294333356,0.3555880927225827,0.35466032236731765,0.3504015564253031,0.34773287790717045,0.3448136497196169,0.3437919894072859,0.3320217487622769,0.33014689281937204,0.3247475894834305,0.32078183800646637,0.3185555417705282,0.31187954489690495,0.30638105546208294,0.30444449364375753],"twin_dists":[0.15073507051454732,0.15777449764038148,0.1719930795892907,0.17347228672227288,0.17525215523866527,0.17843003422740053,0.17951440767016075,0.1796113350368442,0.18415607410243198,0.18595797522190777,0.18620114668243104,0.18676495519055358,0.18700075241883518,0.18808726887613003,0.18877163455144616,0.18952342823112983,0.18978733394009778,0.19285856761576392,0.19335320010103094,0.1947863644797968,0.19584745578537624,0.19644635099909086,0.19825656256210486,0.19976415959590163,0.20029884080541888],"n_dims_used":43,"mean_confidence":0.9139233079067496},"coverage":{"mean_confidence":0.9139233079067496,"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}}