{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960005712},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960006912","496:4960007046","496:4960007191","496:4960007190","488:4880004471","496:4960007574","496:4960007052","496:4960006669","496:4960007449","496:4960006916","496:4960005436","496:4960007180","496:4960007572","469:4690002576","496:4960007462","478:4780000878","496:4960007181","496:4960006665","478:4780000819","478:4780001465","496:4960005585","496:4960006924","496:4960006798","496:4960004988","478:4780000991"],"twin_admin_codes":[496,496,496,496,488,496,496,496,496,496,496,496,496,469,496,478,496,496,478,478,496,496,496,496,478],"twin_sims":[0.447209724351184,0.4410187330572126,0.38137928823940104,0.3786833354315658,0.3621045300366589,0.33015713760100485,0.30423048026651334,0.30321319027443594,0.30087270117288417,0.28604924235663437,0.27381207121601475,0.2612399982015574,0.2597383563058689,0.25943446996767083,0.25777420717199245,0.24722972831675755,0.23307542867873401,0.22652463768996858,0.2247105345832667,0.218070086201285,0.216758967980025,0.2159991480589917,0.21043493102550673,0.21019870918500375,0.21016187497580296],"twin_dists":[0.1647643675559452,0.1661853483698483,0.1803302361312128,0.1809925701160201,0.1851176064642089,0.19335049310186783,0.20035805019168842,0.20063982669614175,0.20129020692073213,0.2054802630284796,0.20903848678373294,0.21279733696244654,0.2132537876516139,0.21334636099594861,0.21385333917801144,0.21712258933238376,0.22165531915167774,0.22381422022957645,0.22441937246921276,0.22666270407872255,0.22711102906613223,0.22737167816084383,0.22929956184385689,0.2293821679848074,0.22939505449140368],"n_dims_used":45,"mean_confidence":0.9220150417751736},"coverage":{"mean_confidence":0.9220150417751736,"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}}